/* ========================================
   INDEPAR - Publicacion Individual
   Estilos para paginas de papers/estudios
   ======================================== */

/* --- Paper container --- */
.paper {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Portada / Header --- */
.paper__portada {
  padding: 3rem 0 2.5rem;
  border-bottom: 2px solid var(--navy);
  margin-bottom: 2.5rem;
}

.paper__tipo {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  background: rgba(27, 42, 94, 0.1);
  color: var(--navy);
  margin-bottom: 1.25rem;
}

.paper__id {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  letter-spacing: 0.02em;
}

.paper__titulo {
  font-size: 2rem;
  line-height: 1.3;
  color: var(--navy);
  margin-bottom: 1.25rem;
}

.paper__autores {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.paper__fecha {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* --- Sello INDEPAR --- */
.sello {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 2px solid var(--gold);
  border-radius: 6px;
  background: rgba(184, 148, 62, 0.06);
}

.sello__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.sello__text {
  font-family: 'Merriweather', serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.sello__code {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

/* --- Paper body sections --- */
.paper__body {
  padding-bottom: 3rem;
}

.paper__section {
  margin-bottom: 2.5rem;
}

.paper__section-number {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}

.paper__section h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--navy);
}

.paper__section h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--navy);
}

.paper__section p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.paper__section ul,
.paper__section ol {
  margin-bottom: 1rem;
  padding-left: 1.25rem;
}

.paper__section ul {
  list-style: disc;
}

.paper__section ol {
  list-style: decimal;
}

.paper__section li {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
}

/* --- Resumen ejecutivo highlight --- */
.paper__resumen {
  background: var(--bg-alt);
  border-left: 4px solid var(--gold);
  padding: 1.5rem 2rem;
  border-radius: 0 6px 6px 0;
  margin-bottom: 2.5rem;
}

.paper__resumen p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 0;
}

/* --- Academic tables --- */
.paper__tabla-wrap {
  margin: 1.5rem 0 2rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.paper__tabla-caption {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.paper__tabla {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.paper__tabla thead {
  background: var(--navy);
}

.paper__tabla th {
  padding: 0.7rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--white);
  font-family: 'Inter', sans-serif;
  border-bottom: 2px solid var(--gold);
}

.paper__tabla td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
}

.paper__tabla tbody tr:hover {
  background: rgba(27, 42, 94, 0.03);
}

.paper__tabla-fuente {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.4rem;
  font-style: italic;
}

/* Right-align numeric columns */
.paper__tabla .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

/* Highlight row */
.paper__tabla tr.highlight td {
  background: rgba(184, 148, 62, 0.08);
  font-weight: 600;
}

/* --- Fuentes / Referencias --- */
.paper__fuentes {
  margin-top: 2rem;
}

.paper__fuentes ol {
  list-style: decimal;
  padding-left: 1.5rem;
}

.paper__fuentes li {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  padding-left: 0.25rem;
}

.paper__fuentes .fuente-inst {
  font-weight: 600;
}

.paper__fuentes .fuente-titulo {
  font-style: italic;
}

.paper__fuentes a {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-color: rgba(184, 148, 62, 0.4);
  transition: text-decoration-color var(--transition);
}

.paper__fuentes a:hover {
  text-decoration-color: var(--gold);
}

/* --- Declaraciones --- */
.paper__declaraciones {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  background: var(--bg-alt);
  border-radius: 6px;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.paper__declaraciones h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.paper__declaraciones p {
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 0.5rem;
}

.paper__declaraciones p:last-child {
  margin-bottom: 0;
}

/* --- Back link --- */
.paper__back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 2rem;
  transition: gap var(--transition);
}

.paper__back:hover {
  gap: 0.7rem;
}

.paper__back svg {
  transform: rotate(180deg);
}

/* --- Graficas (Chart.js) --- */
.paper__grafica-wrap {
  margin: 2rem 0 2.5rem;
  padding: 1.5rem;
  background: var(--bg-alt);
  border-radius: 6px;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.paper__grafica-container {
  position: relative;
  height: 350px;
  width: 100%;
}

.paper__grafica-container--tall {
  height: 480px;
}

.paper__grafica-caption {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 1rem;
}

.paper__grafica-fuente {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.75rem;
  font-style: italic;
}

/* --- Separator --- */
.paper__separator {
  width: 60px;
  height: 2px;
  background: var(--gold);
  margin: 2rem 0;
  border: none;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
  .paper {
    padding: 0 1rem;
  }

  .paper__portada {
    padding: 2rem 0 2rem;
  }

  .paper__titulo {
    font-size: 1.5rem;
  }

  .paper__section h2 {
    font-size: 1.3rem;
  }

  .paper__resumen {
    padding: 1.25rem 1.25rem;
  }

  .paper__tabla th,
  .paper__tabla td {
    padding: 0.5rem 0.6rem;
    font-size: 0.82rem;
  }

  .paper__declaraciones {
    padding: 1.25rem;
  }

  .paper__grafica-wrap {
    padding: 1rem;
  }

  .paper__grafica-container {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .paper__titulo {
    font-size: 1.35rem;
  }

  .paper__tabla-wrap {
    margin-left: -1rem;
    margin-right: -1rem;
    padding: 0 1rem;
  }

  .sello {
    flex-direction: column;
    text-align: center;
    gap: 0.3rem;
  }

  .paper__grafica-container {
    height: 240px;
  }
}