/* ==========================================================================
   Sistema de Diseño Institucional - Mutual APREPA
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  /* Marca e Identidad */
  --color-primary: #7AAC45;
  --color-primary-hover: #689638;
  --color-primary-light: #89B657;
  --color-primary-rgb: 122, 172, 69;

  /* Colores Semánticos */
  --color-success: #28A745;
  --color-success-bg: rgba(40, 167, 69, 0.1);
  --color-warning: #E5A93C;
  --color-warning-bg: rgba(229, 169, 60, 0.1);
  --color-danger: #DC3545;
  --color-danger-bg: rgba(220, 53, 69, 0.1);
  --color-info: #17A2B8;
  --color-info-bg: rgba(23, 162, 184, 0.1);

  /* Estructura de Color Institucional */
  --color-bg-base: #0D0F12;
  --color-bg-surface: #14171D;
  --color-bg-surface-hover: #1A1E26;
  --color-bg-input: #0A0C0E;
  --color-border: #242933;
  --color-border-hover: #363E4D;

  /* Tipografía y Contraste Optimizado WCAG AA */
  --color-text-primary: #EDF1F5;
  --color-text-secondary: #A0ACC0;
  --color-text-muted: #718096;

  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-data: 'JetBrains Mono', monospace;

  /* Espaciados Generosos (Accesibilidad y Ergonomía) */
  --space-xxs: 6px;
  --space-xs: 10px;
  --space-sm: 16px;
  --space-md: 22px;
  --space-lg: 32px;
  --space-xl: 44px;

  /* Radios */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Sombras y Transiciones */
  --shadow-card: 0 6px 24px rgba(0, 0, 0, 0.4);
  --transition: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Skip Link para Lectores de Pantalla y Navegación Teclado */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 10px 18px;
  z-index: 10000;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  transition: top 0.2s ease-in-out;
}

.skip-link:focus {
  top: 16px;
  outline: 3px solid #ffffff;
}

/* Utilidad Visibilidad Screen Readers (WCAG) */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Indicadores de Foco Visibles (WCAG 2.1 AA) */
:focus-visible {
  outline: 2px solid var(--color-primary) !important;
  outline-offset: 2px !important;
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.3) !important;
}

/* Reset Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-ui);
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Layout */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.app-header {
  background-color: var(--color-bg-surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.brand-container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 4px 0;
}

.brand-logo-img {
  height: 58px;
  width: auto;
  max-width: 320px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.25));
  transition: transform var(--transition);
}

.brand-logo-img:hover {
  transform: scale(1.02);
}

/* Navegación por Pestañas */
.tabs-nav {
  background-color: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
}

.tabs-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  gap: var(--space-sm);
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--color-text-secondary);
  font-size: 17px;
  font-weight: 600;
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: all var(--transition);
}

.tab-btn:hover {
  color: var(--color-text-primary);
}

.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-btn .tab-badge {
  font-size: 13px;
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-family: var(--font-data);
  font-weight: 700;
}

/* Main Content */
.main-content {
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: var(--space-lg);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Bento Grid System */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.bento-card {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition);
}

.bento-card:hover {
  border-color: var(--color-border-hover);
}

.col-12 { grid-column: span 12; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }

.section-lead {
  color: var(--color-text-secondary);
  font-size: 16px;
  margin-top: var(--space-xs);
}

.card-subtext {
  color: var(--color-text-secondary);
  font-size: 15px;
  margin-bottom: var(--space-md);
}

.token-section-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);
}

/* Controls Bar */
.controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.search-box {
  flex: 1;
  min-width: 320px;
}

.input-field {
  width: 100%;
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-family: var(--font-ui);
  font-size: 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.input-field:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.25);
}

/* Selects del formulario */
.input-select {
  height: auto;
  min-height: 48px;
  padding-right: 40px;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
  line-height: 1.4;
}

.input-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.25);
}

.input-select::-ms-expand {
  display: none;
}

.input-data {
  font-family: var(--font-data);
}

/* Filter Pills */
.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.pill-btn {
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 15px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.pill-btn:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text-primary);
}

.pill-btn.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

/* Tarjetas de Funcionalidades */
.func-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.func-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xs);
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.func-title-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.func-code {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.15);
  border: 1px solid rgba(var(--color-primary-rgb), 0.3);
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

/* Variante para Reglas Operativas (R-TES): acento informativo azul */
.func-code--rule {
  color: var(--color-info);
  background: var(--color-info-bg);
  border: 1px solid rgba(23, 162, 184, 0.3);
}

.func-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.func-desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.rules-list {
  list-style: none;
  margin-bottom: var(--space-md);
}

.rules-list li {
  font-size: 15px;
  color: var(--color-text-primary);
  padding-left: var(--space-md);
  position: relative;
  margin-bottom: 6px;
  line-height: 1.5;
}

.rules-list li::before {
  content: "-";
  color: var(--color-primary);
  font-weight: bold;
  position: absolute;
  left: 0;
}

.func-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xs);
  border-top: 1px solid var(--color-border);
  font-size: 13px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  font-size: 13px;
  font-weight: 700;
  font-family: var(--font-ui);
}

.badge-success { background: var(--color-success-bg); color: var(--color-success); border: 1px solid rgba(40,167,69,0.2); }
.badge-warning { background: var(--color-warning-bg); color: var(--color-warning); border: 1px solid rgba(229,169,60,0.2); }
.badge-danger { background: var(--color-danger-bg); color: var(--color-danger); border: 1px solid rgba(220,53,69,0.2); }
.badge-info { background: var(--color-info-bg); color: var(--color-info); border: 1px solid rgba(23,162,184,0.2); }

/* Swatches de Color */
.token-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-sm);
}

.color-swatch {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-bg-base);
  transition: border-color var(--transition);
}

.color-swatch:hover {
  border-color: var(--color-primary);
}

.swatch-preview {
  height: 48px;
  width: 100%;
}

.swatch-body {
  padding: var(--space-sm);
}

.swatch-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.swatch-hex {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--color-text-secondary);
}

.specimen-box {
  background: var(--color-bg-base);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.specimen-box.code-font {
  font-family: var(--font-data);
}

/* Tablas */
.table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-data);
  text-align: left;
}

.data-table th {
  background-color: var(--color-bg-base);
  color: var(--color-text-secondary);
  font-weight: 700;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table td {
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.data-table tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.015);
}

.density-compact th, .density-compact td {
  padding: 8px var(--space-sm);
  font-size: 14px;
  height: 42px;
}

.density-comfortable th, .density-comfortable td {
  padding: 14px var(--space-md);
  font-size: 15px;
  height: 52px;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

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

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background-color: var(--color-bg-base);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.btn-secondary:hover {
  border-color: var(--color-border-hover);
  background-color: var(--color-bg-surface-hover);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #ffffff;
}

.btn-danger:hover {
  opacity: 0.9;
}

.kbd-tag {
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  background: var(--color-bg-base);
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 640px;
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.modal-title {
  font-size: 22px;
  font-weight: 700;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 20px;
  padding: 4px 8px;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* Responsivo y Preferencias de Accesibilidad */
@media (max-width: 1024px) {
  .col-6, .col-4 {
    grid-column: span 12;
  }
}

/* Reducción de Movimiento (WCAG 2.1 - Prefers Reduced Motion) */
@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;
  }
}