/* ═══════════════════════════════════════════════════════
   Document Hub - Componente de Descargas Elegante 2026
   ═══════════════════════════════════════════════════════ */

:root {
  --doc-hub-bg: #ffffff;
  --doc-hub-border: #e5e7eb;
  --doc-hub-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --doc-hub-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.12);

  /* Colores específicos por tipo */
  --doc-color-original: #2c3e50;
  --doc-color-original-light: #ecf0f1;
  --doc-color-original-firmado: #5c6bc0;
  --doc-color-original-firmado-light: #eef0fb;
  --doc-color-registro: #3498db;
  --doc-color-registro-light: #ebf5fb;
  --doc-color-evidencia: #27ae60;
  --doc-color-evidencia-light: #eafaf1;

  --doc-disabled-bg: #f8f9fa;
  --doc-disabled-text: #adb5bd;
}

.document-hub-container {
  margin: 0;
}

.document-hub-card {
  background: transparent;
  border: none;
  border-radius: 0;
  overflow: visible;
  box-shadow: none;
  transition: none;
}

.document-hub-card:hover {
  box-shadow: none;
}

/* Header */
.document-hub-header {
  padding: 0;
  background: transparent;
  border-bottom: none;
}

.header-content {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.header-content > i {
  font-size: 1rem;
  margin-top: 0;
  opacity: 0.6;
}

.header-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: #2c3e50;
  margin: 0;
  letter-spacing: -0.3px;
}

.header-subtitle {
  font-size: 0.7rem;
  color: #7f8c8d;
  margin: 0;
  font-weight: 400;
}

/* Botones */
.document-hub-buttons {
  display: inline-flex;
  flex-wrap: nowrap;
  gap: 0;
  padding: 0;
  border-radius: 0.375rem;
  overflow: hidden;
  border: 1px solid #dee2e6;
  background: #fff;
}

.doc-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.4rem 0.35rem;
  border: none;
  border-right: 1px solid #dee2e6;
  border-radius: 0;
  background: transparent;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  font-size: 0.75rem;
  flex: 1 1 0;
  min-width: 0;
}

.doc-button:last-child {
  border-right: none;
}

.doc-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
  transition: background 0.3s ease;
  pointer-events: none;
}

/* Original */
.doc-button-original {
  background-color: transparent;
  color: var(--doc-color-original);
}

.doc-button-original:not(.doc-button-disabled):hover {
  background-color: var(--doc-color-original-light);
  color: var(--doc-color-original);
}

.doc-button-original:not(.doc-button-disabled):focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
}

.doc-button-original:not(.doc-button-disabled) .doc-button-icon {
  color: var(--doc-color-original);
}

.doc-button-original:not(.doc-button-disabled):hover .doc-button-icon {
  color: white;
}

/* Original Firmado (firma criptográfica, sin evidencia) */
.doc-button-original-firmado {
  background-color: transparent;
  color: var(--doc-color-original-firmado);
}

.doc-button-original-firmado:not(.doc-button-disabled):hover {
  background-color: var(--doc-color-original-firmado-light);
  color: var(--doc-color-original-firmado);
}

.doc-button-original-firmado:not(.doc-button-disabled):focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(92, 107, 192, 0.1);
}

.doc-button-original-firmado:not(.doc-button-disabled) .doc-button-icon {
  color: var(--doc-color-original-firmado);
}

.doc-button-original-firmado:not(.doc-button-disabled):hover .doc-button-icon {
  color: white;
}

/* Registro */
.doc-button-registro {
  background-color: transparent;
  color: var(--doc-color-registro);
}

.doc-button-registro:not(.doc-button-disabled):hover {
  background-color: var(--doc-color-registro-light);
  color: var(--doc-color-registro);
}

.doc-button-registro:not(.doc-button-disabled):focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.doc-button-registro:not(.doc-button-disabled) .doc-button-icon {
  color: var(--doc-color-registro);
}

.doc-button-registro:not(.doc-button-disabled):hover .doc-button-icon {
  color: white;
}

/* Evidencia */
.doc-button-evidencia {
  background-color: transparent;
  color: var(--doc-color-evidencia);
}

.doc-button-evidencia:not(.doc-button-disabled):hover {
  background-color: var(--doc-color-evidencia-light);
  color: var(--doc-color-evidencia);
}

.doc-button-evidencia:not(.doc-button-disabled):focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.doc-button-evidencia:not(.doc-button-disabled) .doc-button-icon {
  color: var(--doc-color-evidencia);
}

.doc-button-evidencia:not(.doc-button-disabled):hover .doc-button-icon {
  color: white;
}

/* Disabled State */
.doc-button-disabled {
  background-color: var(--doc-disabled-bg);
  border-color: #e5e7eb;
  color: var(--doc-disabled-text);
  cursor: not-allowed;
  opacity: 0.65;
}

.doc-button-disabled .doc-button-icon {
  color: var(--doc-disabled-text);
}

/* Icon */
.doc-button-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: auto;
  border-radius: 0;
  background: none;
  flex-shrink: 0;
  font-size: 0.75rem;
  transition: all 0.15s ease;
}

.doc-button:not(.doc-button-disabled):hover .doc-button-icon {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.1);
}

/* Label */
.doc-button-label {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  flex: 1;
  text-align: left;
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.doc-button-title {
  font-size: 0.75rem;
  font-weight: 600;
  display: block;
  letter-spacing: -0.2px;
  white-space: nowrap;
  word-break: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.1;
}

.doc-button-hint {
  font-size: 0.65rem;
  opacity: 0.65;
  display: none;
}

/* Arrow - hidden in desktop segmented button, visible only in mobile */
.doc-button-arrow {
  display: none;
}

.doc-button:not(.doc-button-disabled):hover .doc-button-arrow {
  background: rgba(255, 255, 255, 0.3);
  opacity: 1;
  transform: translateY(2px);
}

/* Responsive */
@media (max-width: 768px) {
  .document-hub-buttons {
    gap: 0;
    flex-direction: column;
    border-radius: 0.375rem;
    overflow: hidden;
  }

  .doc-button {
    padding: 0.5rem 0.6rem;
    border: none;
    border-bottom: 1px solid #dee2e6;
    flex: 1 1 auto;
    min-width: 100%;
    justify-content: flex-start;
  }

  .doc-button:last-child {
    border-bottom: none;
  }

  .doc-button-icon {
    width: 1.25rem;
    height: 1.25rem;
    font-size: 0.75rem;
  }

  .doc-button-label {
    gap: 0.2rem;
    display: block;
  }

  .doc-button-arrow {
    display: none;
  }

  .doc-button-title {
    font-size: 0.85rem;
    font-weight: 600;
  }

  .doc-button-hint {
    display: block;
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .document-hub-header {
    padding: 0;
  }

  .header-content {
    gap: 0.35rem;
  }

  .header-title {
    font-size: 0.75rem;
  }

  .header-subtitle {
    font-size: 0.65rem;
  }

  .document-hub-buttons {
    flex-direction: column;
    gap: 0;
  }

  .doc-button {
    padding: 0.5rem 0.6rem;
    border: none;
    border-bottom: 1px solid #dee2e6;
    min-width: 100%;
  }

  .doc-button:last-child {
    border-bottom: none;
  }

  .doc-button-icon {
    width: 1.25rem;
    height: 1.25rem;
    font-size: 0.75rem;
  }

  .doc-button-title {
    font-size: 0.85rem;
  }

  .doc-button-hint {
    display: block;
    font-size: 0.7rem;
  }
}

/* ═══════════════════════════════════════════════════════
   Evidence Bundle Renderer - Vista legible del JSON
   ═══════════════════════════════════════════════════════ */

.evidence-section {
  padding: 0.5rem 0;
}

.evidence-subsection {
  background: rgba(255, 255, 255, 0.5);
  border-left: 4px solid #0dcaf0;
  padding: 1rem;
  border-radius: 0.5rem;
  transition: all 0.2s ease;
}

.evidence-subsection:hover {
  background: rgba(13, 202, 240, 0.05);
}

.evidence-subsection h6 {
  font-size: 0.95rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid #e9ecef;
  padding-bottom: 0.5rem;
}

.evidence-subsection .row {
  border-bottom: 1px solid #f0f0f0;
  padding: 0.5rem 0;
}

.evidence-subsection .row:last-child {
  border-bottom: none;
}

.evidence-subsection .col-md-4,
.evidence-subsection .col-sm-5 {
  color: #6c757d;
}

.evidence-subsection code {
  background-color: #f8f9fa;
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  color: #c7254e;
}

/* Tabs styling */
.nav-tabs-sm .nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  border: none;
  color: #6c757d;
  transition: all 0.3s ease;
}

.nav-tabs-sm .nav-link:hover {
  color: #0dcaf0;
  background-color: #f8f9fa;
}

.nav-tabs-sm .nav-link.active {
  color: #0dcaf0;
  background-color: transparent;
  border-bottom: 3px solid #0dcaf0;
  font-weight: 600;
}

.tab-content {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pre styling para JSON */
.tab-content pre {
  border: 1px solid #dee2e6;
  overflow-x: auto;
}

.tab-content pre code {
  color: #e8f5e9;
  background: transparent;
  padding: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 0.8rem;
  line-height: 1.5;
}

/* Collapse button */
.btn-outline-info:not(:hover) {
  color: #0dcaf0;
}

.btn-outline-info:hover {
  background-color: #0dcaf0;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --doc-hub-bg: #1a1a1a;
    --doc-hub-border: #2d2d2d;
    --doc-hub-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --doc-hub-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.4);
    --doc-disabled-bg: #2d2d2d;
    --doc-disabled-text: #666666;
  }

  .document-hub-header {
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
  }

  .header-title {
    color: #f5f5f5;
  }

  .header-subtitle {
    color: #999999;
  }

  .doc-button-original {
    background-color: rgba(44, 62, 80, 0.15);
    border-color: rgba(44, 62, 80, 0.3);
  }

  .doc-button-original-firmado {
    background-color: rgba(92, 107, 192, 0.15);
    border-color: rgba(92, 107, 192, 0.3);
  }

  .doc-button-registro {
    background-color: rgba(52, 152, 219, 0.15);
    border-color: rgba(52, 152, 219, 0.3);
  }

  .doc-button-evidencia {
    background-color: rgba(39, 174, 96, 0.15);
    border-color: rgba(39, 174, 96, 0.3);
  }

  .doc-button-icon {
    background: rgba(255, 255, 255, 0.08);
  }

  .doc-button-arrow {
    background: rgba(255, 255, 255, 0.08);
  }
}