/* ==========================================================================
   MANUAL DeCA — ESTILOS GLOBALES & SISTEMA DE DISEÑO (CSS MODERNO)
   Adaptable a modo claro y oscuro, tipografía pulida y componentes interactivos
   ========================================================================== */

:root {
  /* Paleta de marca XpertAuth */
  --brand-obsidian: #0a0e1a;
  --brand-xpertblue: #1b4fd8;
  --brand-arctic: #4d9fec;
  --brand-mist: #f4f6fa;
  --brand-ember: #e8620a;
  --brand-pure: #ffffff;

  /* Paleta cromática principal */
  --color-primary: var(--brand-xpertblue);
  --color-primary-hover: #1642b8;
  --color-primary-light: #eaf1fe;
  --color-primary-subtle: rgba(27, 79, 216, 0.08);

  --color-accent: var(--brand-arctic);
  --color-accent-light: #e3f1fc;

  --color-success: #059669;
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;

  --color-warning: var(--brand-ember);
  --color-warning-bg: #fdeee3;
  --color-warning-border: #f4b98a;

  --color-danger: #dc2626;
  --color-danger-bg: #fef2f2;
  --color-danger-border: #fecaca;

  --color-info: #0284c7;
  --color-info-bg: #f0f9ff;
  --color-info-border: #bae6fd;

  /* Fondos y superficies (Modo Claro) */
  --bg-app: var(--brand-mist);
  --bg-surface: var(--brand-pure);
  --bg-surface-elevated: var(--brand-pure);
  --bg-subtle: #eef1f7;
  --bg-highlight: #fef08a;

  /* Textos y bordes */
  --text-main: var(--brand-obsidian);
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  --text-on-primary: var(--brand-pure);

  --border-color: #e4e8f0;
  --border-color-subtle: #eef1f7;
  --border-focus: var(--brand-arctic);

  /* Sombras y elevaciones */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px -1px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* Dimensiones y espaciados */
  --sidebar-width: 280px;
  --header-height: 64px;
  --top-banner-height: 38px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-full: 9999px;

  /* Tipografías (marca XpertAuth: Sora en títulos, Inter en cuerpo) */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Sora', var(--font-sans);
  --font-mono: 'JetBrains Mono', monospace;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modo Oscuro */
[data-theme="dark"] {
  --color-primary: var(--brand-arctic);
  --color-primary-hover: #7dbbf3;
  --color-primary-light: #142a4d;
  --color-primary-subtle: rgba(77, 159, 236, 0.15);

  --color-accent: var(--brand-xpertblue);
  --color-accent-light: #14204a;

  --color-success: #10b981;
  --color-success-bg: #064e3b26;
  --color-success-border: #065f46;

  --color-warning: #f0803a;
  --color-warning-bg: #78350f26;
  --color-warning-border: #92400e;

  --color-danger: #f87171;
  --color-danger-bg: #7f1d1d26;
  --color-danger-border: #991b1b;

  --color-info: #38bdf8;
  --color-info-bg: #0c4a6e26;
  --color-info-border: #075985;

  --bg-app: var(--brand-obsidian);
  --bg-surface: #111827;
  --bg-surface-elevated: #1a2236;
  --bg-subtle: #161f33;
  --bg-highlight: #854d0e;

  --text-main: var(--brand-pure);
  --text-muted: #94a3b8;
  --text-subtle: #64748b;

  --border-color: #1b2740;
  --border-color-subtle: #182234;

  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}

/* ==========================================================================
   RESET BÁSICO
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  text-decoration: underline;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

mark {
  background-color: var(--bg-highlight);
  color: inherit;
  padding: 0 2px;
  border-radius: 2px;
  font-weight: 600;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   BANNER SUPERIOR DE OBLIGATORIEDAD
   ========================================================================== */
.top-banner {
  background: linear-gradient(90deg, var(--brand-obsidian) 0%, var(--brand-xpertblue) 50%, var(--brand-obsidian) 100%);
  color: #ffffff;
  min-height: var(--top-banner-height);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0,0,0,0.12);
}

.banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 1300px;
  width: 100%;
}

.badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #34d399;
  box-shadow: 0 0 0 rgba(52, 211, 153, 0.7);
  animation: pulse 2s infinite;
  display: inline-block;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.countdown-tag {
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(4px);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.25);
}

/* ==========================================================================
   ESTRUCTURA GENERAL (LAYOUT)
   ========================================================================== */
.app-layout {
  display: flex;
  min-height: calc(100vh - var(--top-banner-height));
  position: relative;
}

/* SIDEBAR */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: var(--top-banner-height);
  height: calc(100vh - var(--top-banner-height));
  z-index: 90;
  transition: transform var(--transition-normal), background-color var(--transition-normal);
  overflow-y: auto;
}

.sidebar-header {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color-subtle);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 1.8rem;
  line-height: 1;
  background: var(--color-primary-light);
  padding: 6px;
  border-radius: var(--radius-md);
}

.logo-icon-img {
  height: 34px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand-info h1 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.sidebar-search-box {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color-subtle);
}

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 10px;
  font-size: 0.95rem;
  pointer-events: none;
  opacity: 0.7;
}

.input-with-icon input {
  width: 100%;
  padding: 8px 30px 8px 34px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  outline: none;
  transition: all var(--transition-fast);
}

.input-with-icon input:focus {
  border-color: var(--color-primary);
  background-color: var(--bg-surface);
  box-shadow: 0 0 0 3px var(--color-primary-subtle);
}

.clear-search {
  position: absolute;
  right: 8px;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 2px 4px;
  border-radius: var(--radius-sm);
}

.clear-search:hover {
  background: var(--border-color);
}

.search-hint {
  font-size: 0.7rem;
  color: var(--text-subtle);
  margin-top: 6px;
  text-align: right;
}

.search-hint kbd {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

/* NAVEGACIÓN DE LA SIDEBAR */
.sidebar-nav {
  padding: 12px 10px;
  flex: 1;
}

.nav-group-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-subtle);
  letter-spacing: 0.08em;
  padding: 10px 10px 4px 10px;
}

.nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  text-align: left;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
  position: relative;
}

.nav-item:hover {
  background-color: var(--bg-subtle);
  color: var(--text-main);
}

.nav-item.active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
}

[data-theme="dark"] .nav-item.active {
  background-color: var(--color-primary-subtle);
}

.nav-icon {
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-badge {
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  font-weight: 700;
  text-transform: uppercase;
}

.item-badge.new {
  background: var(--color-accent);
  color: white;
}

.block-number-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.nav-item.active .block-number-tag {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.sidebar-footer {
  padding: 14px;
  border-top: 1px solid var(--border-color-subtle);
  background: var(--bg-surface);
}

.legal-disclaimer-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: var(--radius-md);
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  line-height: 1.4;
}

/* ==========================================================================
   HEADER Y ACCIONES RÁPIDAS
   ========================================================================== */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--bg-app);
}

.app-header {
  height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: var(--top-banner-height);
  z-index: 80;
  transition: background-color var(--transition-normal);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.crumb-separator {
  color: var(--text-subtle);
  font-size: 0.8rem;
}

.crumb-current {
  color: var(--text-main);
  font-weight: 700;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.custom-select {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.custom-select:hover, .custom-select:focus {
  border-color: var(--color-primary);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  font-size: 1.05rem;
}

.icon-btn:hover {
  background: var(--border-color);
  color: var(--text-main);
}

.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

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

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

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

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

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.text-btn {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
}

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

.count-badge {
  background: var(--color-primary);
  color: white;
  padding: 1px 6px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
}

/* BARRA DE RESULTADOS DE BÚSQUEDA */
.search-feedback-bar {
  background: var(--color-info-bg);
  border-bottom: 1px solid var(--color-info-border);
  padding: 10px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--color-info);
}

.search-feedback-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge {
  background: var(--color-info);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
}

/* ==========================================================================
   CONTENEDOR PRINCIPAL
   ========================================================================== */
.content-container {
  padding: 30px 28px 60px 28px;
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
  flex: 1;
}

/* ==========================================================================
   ESTILOS DEL DASHBOARD / VISTA GENERAL
   ========================================================================== */
.hero-banner {
  background: linear-gradient(135deg, #16213d 0%, var(--brand-obsidian) 100%);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  color: white;
  box-shadow: var(--shadow-lg);
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}

.hero-banner::after {
  content: '';
  position: absolute;
  right: -50px;
  bottom: -50px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(77, 159, 236, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero-title-group {
  max-width: 760px;
}

.hero-badge {
  display: inline-block;
  background: rgba(59, 130, 246, 0.2);
  border: 1px solid rgba(59, 130, 246, 0.4);
  color: #93c5fd;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.hero-banner h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 12px;
}

.hero-banner p {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 20px;
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  padding: 16px;
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.08);
}

.stat-num {
  font-size: 1.7rem;
  font-weight: 800;
  color: #ffffff;
  font-family: var(--font-mono);
  display: block;
}

.stat-label {
  font-size: 0.78rem;
  color: #94a3b8;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Tarjetas rápidas de herramientas interactivas */
.quick-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 34px;
}

.tool-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.tool-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.tool-card-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.tool-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-main);
}

.tool-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
  flex: 1;
}

.tool-card-cta {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* GRID DE BLOQUES TEMÁTICOS */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.section-header h3 {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.blocks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.block-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.block-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.block-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.block-badge {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.75rem;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

[data-theme="dark"] .block-badge {
  background: var(--color-primary-subtle);
}

.block-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 10px;
}

.block-card-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
  flex: 1;
}

.block-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.tag-pill {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.block-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color-subtle);
  padding-top: 14px;
}

/* ==========================================================================
   VISTA DE DETALLE DE BLOQUE (DOCUMENTO / ACORDEONES)
   ========================================================================== */
.block-detail-view {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.detail-top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-color-subtle);
  padding-bottom: 16px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-primary);
  cursor: pointer;
}

.back-link:hover {
  text-decoration: underline;
}

.block-detail-header {
  margin-bottom: 30px;
}

.block-detail-header .block-badge {
  font-size: 0.85rem;
  padding: 4px 12px;
  margin-bottom: 10px;
  display: inline-block;
}

.block-detail-header h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 10px;
}

.block-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ACORDEONES Y SECCIONES DEL BLOQUE */
.accordion-group {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-surface);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.accordion-item.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.accordion-trigger {
  width: 100%;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--bg-surface);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  text-align: left;
  transition: background-color var(--transition-fast);
}

.accordion-trigger:hover {
  background: var(--bg-subtle);
}

.accordion-item.active .accordion-trigger {
  background: var(--bg-subtle);
}

.accordion-chevron {
  font-size: 0.85rem;
  transition: transform var(--transition-normal);
  color: var(--text-muted);
}

.accordion-item.active .accordion-chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.accordion-body {
  padding: 22px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text-main);
  border-top: 1px solid var(--border-color-subtle);
  background: var(--bg-surface);
}

.accordion-body p {
  margin-bottom: 14px;
}

.accordion-body ul, .accordion-body ol {
  margin-left: 24px;
  margin-bottom: 14px;
}

.accordion-body li {
  margin-bottom: 8px;
}

/* ALERT BOXES (Estilo GitHub / Documentación Oficial) */
.alert-box {
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin: 18px 0;
  display: flex;
  gap: 12px;
  font-size: 0.9rem;
  line-height: 1.55;
}

.alert-icon {
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
}

.alert-box.info {
  background: var(--color-info-bg);
  border: 1px solid var(--color-info-border);
  color: var(--color-info);
}

.alert-box.warning {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  color: var(--color-warning);
}

.alert-box.danger {
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger-border);
  color: var(--color-danger);
}

.alert-box.success {
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success);
}

.alert-box strong {
  font-weight: 700;
}

.alert-box p {
  margin: 0;
  color: inherit;
}

/* ==========================================================================
   TABLAS COMPARATIVAS Y DE CONTENIDO (ART. 6, SANCIONES, CONSERVACIÓN)
   ========================================================================== */
.table-responsive-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  margin: 18px 0;
  background: var(--bg-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th, .data-table td {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background: var(--bg-subtle);
  font-weight: 700;
  color: var(--text-main);
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.05em;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover {
  background: var(--color-primary-subtle);
}

.cell-ref {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-primary);
  width: 45px;
}

.badge-role {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-weight: 700;
  display: inline-block;
}

.badge-role.cargador {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

.badge-role.transportista {
  background: #dbeafe;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

.badge-role.ambos {
  background: #f3e8ff;
  color: #6b21a8;
  border: 1px solid #e9d5ff;
}

[data-theme="dark"] .badge-role.cargador {
  background: #78350f33;
  color: #fcd34d;
  border-color: #92400e;
}

[data-theme="dark"] .badge-role.transportista {
  background: #1e3a8a33;
  color: #93c5fd;
  border-color: #1e40af;
}

/* ==========================================================================
   CASOS PRÁCTICOS INTERACTIVOS
   ========================================================================== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
  margin: 20px 0;
}

.case-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.case-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.case-card-header h5 {
  font-size: 1rem;
  font-weight: 700;
}

.chain-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.88rem;
  margin: 12px 0;
  overflow-x: auto;
}

.chain-node {
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--bg-subtle);
}

.chain-node.active-deca {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success-border);
}

.chain-arrow {
  color: var(--text-subtle);
}

.case-resolution {
  background: var(--bg-surface);
  border-left: 3px solid var(--color-success);
  padding: 12px 14px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: 12px;
  font-size: 0.88rem;
}

/* ==========================================================================
   ASISTENTE INTERACTIVO / WIZARD "¿DEBO EMITIR DeCA?"
   ========================================================================== */
.wizard-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  max-width: 860px;
  margin: 0 auto;
}

.wizard-header {
  text-align: center;
  margin-bottom: 30px;
}

.wizard-header h2 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.wizard-steps-indicator {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 30px;
}

.wizard-step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-subtle);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
}

.wizard-step-dot.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.wizard-step-dot.completed {
  background: var(--color-success);
  border-color: var(--color-success);
  color: white;
}

.wizard-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
}

.wizard-question {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.wizard-help {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.wizard-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.wizard-option-btn {
  background: var(--bg-surface);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 0.94rem;
  transition: all var(--transition-fast);
}

.wizard-option-btn:hover {
  border-color: var(--color-primary);
  transform: translateX(4px);
  background: var(--color-primary-light);
}

[data-theme="dark"] .wizard-option-btn:hover {
  background: var(--color-primary-subtle);
}

.wizard-result-box {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
  border: 2px solid var(--color-primary);
  margin-top: 20px;
}

.wizard-result-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================================================
   CHECKLIST INTERACTIVO DE REQUISITOS TÉCNICOS
   ========================================================================== */
.checklist-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.checklist-progress-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: var(--radius-lg);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.progress-bar-bg {
  flex: 1;
  min-width: 200px;
  height: 12px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-success));
  width: 0%;
  transition: width 400ms ease;
}

.checklist-items-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 20px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.check-item:hover {
  background: var(--bg-surface);
  border-color: var(--color-primary);
}

.check-item.completed {
  background: var(--color-success-bg);
  border-color: var(--color-success-border);
}

.check-box {
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: white;
  background: var(--bg-surface);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.check-item.completed .check-box {
  background: var(--color-success);
  border-color: var(--color-success);
}

.check-content h5 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.check-content p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.check-ref {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-primary);
  margin-top: 4px;
  display: block;
}

/* ==========================================================================
   SIMULADOR SANCIONADOR LOTT
   ========================================================================== */
.sanctions-calculator {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.sanctions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 24px;
}

@media (max-width: 900px) {
  .sanctions-grid {
    grid-template-columns: 1fr;
  }
}

.sanction-input-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sanction-result-card {
  background: var(--bg-subtle);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sanction-amount {
  font-size: 2.4rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--color-danger);
  margin: 10px 0;
}

/* ==========================================================================
   MODAL DIALOG
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 200ms ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 100%;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 800;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  font-size: 0.94rem;
  line-height: 1.65;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================================
   TOAST NOTIFICACIONES
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  background: var(--bg-surface-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: auto;
  animation: slideIn 250ms cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 380px;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   RESPONSIVIDAD (MOBILE & TABLET)
   ========================================================================== */
.mobile-only {
  display: none !important;
}

@media (max-width: 1024px) {
  .app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 250;
    transform: translateX(-100%);
    box-shadow: var(--shadow-xl);
  }

  .app-sidebar.open {
    transform: translateX(0);
  }

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

  .app-header {
    padding: 0 16px;
  }

  .content-container {
    padding: 20px 16px 40px 16px;
  }

  .blocks-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-right .custom-select {
    display: none;
  }
  
  .hero-banner {
    padding: 24px 20px;
  }

  .hero-banner h2 {
    font-size: 1.5rem;
  }
}

/* ==========================================================================
   ESTILOS DE IMPRESIÓN (PRINT)
   ========================================================================== */
@media print {
  .top-banner,
  .app-sidebar,
  .app-header,
  .search-feedback-bar,
  .sidebar-toggle-btn,
  .icon-btn,
  .modal-backdrop,
  .toast-container {
    display: none !important;
  }

  body {
    background: white;
    color: black;
    font-size: 11pt;
  }

  .app-layout {
    display: block;
  }

  .main-wrapper {
    margin: 0;
    padding: 0;
  }

  .content-container {
    padding: 0;
    max-width: 100%;
  }

  .block-card, .accordion-item, .data-table {
    border: 1px solid #999 !important;
    page-break-inside: avoid;
  }

  .accordion-body {
    display: block !important;
  }
}