/* =========================================================
   Estilos
   pd: esto es horrible xd. Maldito apple
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", /* Quién sabe qué haga lo de apple, le pedí ayuda a la IA */
    sans-serif;
  line-height: 1.5;
  background-color: var(--color-bg);
  color: var(--color-fg);
}

/* Quitar estilos clásicos por defecto xd */
h1, h2, h3, h4, h5, h6,
p, ul, ol {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

/* =========================================================
   VARIABLES DE TEMA (Está claro por defecto)
   ========================================================= */
:root {
  /* Colores base */
  --color-bg: #f5f5f7;
  --color-bg-alt: #ffffff;
  --color-surface: #ffffff;
  --color-fg: #111827;
  --color-muted: #6b7280;

  /* Azules y amarillos (rollo “corporativo”) */
  --color-primary: #1d4ed8;      /* Azul principal */
  --color-primary-strong: #1e3a8a;
  --color-primary-soft: #dbeafe;

  --color-accent: #fbbf24;       /* Amarillo acento */
  --color-accent-strong: #d97706;
  --color-accent-soft: #fef3c7;

  /* Bordes y sombras */
  --color-border: #d1d5db;
  --shadow-soft: 0 1px 2px rgba(15, 23, 42, 0.08);
  --card-bg-rgb: 255 255 255;
  --card-bg-alpha: 0.5; /* Esto le da transparencia, actual: 50%

  /* Estados */
  --color-success: #16a34a;
  --color-danger: #dc2626;
  --color-warning: #f59e0b;
  --color-info: #0ea5e9;

  /* Tipografía */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", /* Ni idea x2 */
    sans-serif;

  /* Otros */
  --transition-fast: 150ms ease-out;
}

/* =========================================================
   TEMA OSCURO (SE ACTIVA CON: <body data-theme="dark">(Lo cambia ThemeManager.js) )
   ========================================================= */
body[data-theme="dark"] {
  --color-bg: #020617;
  --color-bg-alt: #020617;
  --color-surface: #020617;
  --color-fg: #e5e7eb;
  --color-muted: #9ca3af;

  --color-primary: #60a5fa;
  --color-primary-strong: #1d4ed8;
  --color-primary-soft: #0f172a;

  --color-accent: #facc15;
  --color-accent-strong: #eab308;
  --color-accent-soft: #fde68a;

  --color-border: #1f2937;
  --shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.6);
  --card-bg-rgb: 15 23 42;
  --card-bg-alpha: 0.5;

  --color-success: #22c55e;
  --color-danger: #f97373;
  --color-warning: #facc15;
  --color-info: #38bdf8;
}

/* =========================================================
   FONDO CON PATRONES
   ========================================================= */
:root {
  --pattern-dot: rgba(17, 24, 39, 0.05);
  --pattern-line: rgba(17, 24, 39, 0.03);
  --pattern-figures-url: url("/static/patterns/jaguar-figures-light.svg");
  --pattern-figures-opacity: 0.82;
  --pattern-figures-size: clamp(280px, 34vw, 460px);
}

body[data-theme="dark"] {
  --pattern-dot: rgba(229, 231, 235, 0.08);
  --pattern-line: rgba(229, 231, 235, 0.04);
  --pattern-figures-url: url("/static/patterns/jaguar-figures-dark.svg");
  --pattern-figures-opacity: 0.72;
}

body.pattern-minimal { 
  position: relative;
  isolation: isolate;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 1px 1px, var(--pattern-dot) 1px, transparent 1.2px),
    linear-gradient(var(--pattern-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pattern-line) 1px, transparent 1px);
  background-size: 22px 22px, 44px 44px, 44px 44px;
}

body.pattern-minimal::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: var(--pattern-figures-url);
  background-repeat: repeat;
  background-size: var(--pattern-figures-size) var(--pattern-figures-size);
  opacity: var(--pattern-figures-opacity);
}

body.pattern-minimal > * {
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  body.pattern-minimal {
    --pattern-figures-size: clamp(220px, 58vw, 320px);
    --pattern-figures-opacity: 0.6;
  }
}

/* =========================================================
   ELEMENTOS BASE
   ========================================================= */
body {
  font-family: var(--font-sans);
}

/* Títulos */
h1, .h1 {
  font-size: 2rem;
  font-weight: 600;
}

h2, .h2 {
  font-size: 1.5rem;
  font-weight: 600;
}

h3, .h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  margin-bottom: 0.75rem;
}

/* Links */
a.link {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--transition-fast);
}

a.link:hover {
  color: var(--color-primary-strong);
}

/* =========================================================
   LAYOUT / CONTENEDORES
   ========================================================= */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 1rem;
}

/* Espaciados verticales estándar */
.section {
  padding-block: 2rem;
}

/* Utilidades de Flex y Grid */
.flex {
  display: flex;
}

.flex-row {
  flex-direction: row;
}

.flex-col {
  flex-direction: column;
}

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

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

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

.gap-sm {
  gap: 0.5rem;
}

.gap-md {
  gap: 1rem;
}

.gap-lg {
  gap: 1.5rem;
}

/* Grid simple */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   UTILIDADES DE COLOR Y TEXTO
   ========================================================= */
.text-muted {
  color: var(--color-muted);
}

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

.text-accent {
  color: var(--color-accent);
}

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

.bg-accent {
  background-color: var(--color-accent);
  color: #111827;
}

.bg-surface {
  background-color: var(--color-surface);
}

/* Espaciados genéricos */
.m-0 { margin: 0; }
.mb-xs { margin-bottom: 0.25rem; }
.mb-sm { margin-bottom: 0.5rem; }
.mb-md { margin-bottom: 1rem; }
.mb-lg { margin-bottom: 1.5rem; }

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

.p-xs { padding: 0.25rem; }
.p-sm { padding: 0.5rem; }
.p-md { padding: 1rem; }
.p-lg { padding: 1.5rem; }

/* Texto */
.text-center {
  text-align: center;
}

/* =========================================================
   BOTONES
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: 1.25rem;
  padding-block: 0.6rem;
  border: 1px solid transparent;
  border-radius: 0; /* sin bordes redondeados */
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: none;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Botón primario (azul) */
.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary-strong);
}

.btn-primary:hover {
  background-color: var(--color-primary-strong);
  transform: translateY(-1px);
}

/* Botón secundario (contorno azul) */
.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

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

/* Botón acento (amarillo) */
.btn-accent {
  background-color: var(--color-accent);
  color: #111827;
  border-color: var(--color-accent-strong);
}

.btn-accent:hover {
  background-color: var(--color-accent-strong);
  color: #111827;
}

/* Botón neutro */
.btn-ghost {
  background-color: transparent;
  color: var(--color-fg);
  border-color: var(--color-border);
}

.btn-ghost:hover {
  background-color: var(--color-bg-alt);
}

/* Tamaños */
.btn-sm {
  padding-inline: 0.75rem;
  padding-block: 0.4rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding-inline: 1.75rem;
  padding-block: 0.8rem;
  font-size: 1rem;
}

/* =========================================================
   TARJETAS / PANELES
   ========================================================= */
.card {
  background-color: rgb(var(--card-bg-rgb) / var(--card-bg-alpha));
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  padding: 1rem;
  border-radius: 0; /* recto */
}

.card-header {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.75rem;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.card-subtitle {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.card-body {
  font-size: 0.95rem;
}

.card-footer {
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  margin-top: 0.75rem;
}

/* =========================================================
   NAVBAR
   ========================================================= */
.navbar {
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
}

.navbar-brand {
  font-weight: 600;
  letter-spacing: 0.03em;
}

.navbar-nav {
  display: flex;
  gap: 1rem;
}

.navbar-link {
  font-size: 0.95rem;
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  transition:
    color var(--transition-fast),
    border-color var(--transition-fast);
}

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

/* =========================================================
   FORMULARIOS
   ========================================================= */
.form-group {
  margin-bottom: 1rem;
}

.label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.input,
.select,
.textarea {
  width: 100%;
  padding-inline: 0.75rem;
  padding-block: 0.55rem;
  border: 1px solid var(--color-border);
  border-radius: 0;
  background-color: var(--color-bg-alt);
  color: var(--color-fg);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.input:focus,
.select:focus,
.textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft);
}

/* Estados de validación */
.input.success,
.select.success,
.textarea.success {
  border-color: var(--color-success);
}

.input.error,
.select.error,
.textarea.error {
  border-color: var(--color-danger);
}

/* Mensajes pequeños */
.form-text {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* =========================================================
   TABLAS
   ========================================================= */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table thead {
  background-color: var(--color-primary-soft);
}

.table th,
.table td {
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.table th {
  font-weight: 600;
}

.table-striped tbody tr:nth-child(odd) {
  background-color: rgba(148, 163, 184, 0.08);
}

.asignaturas-table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}

#asignaturas-page .asignaturas-table-wrap .table {
  min-width: 760px;
}

#asignaturas-page .asignaturas-filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#asignaturas-page .asignaturas-mobile-list {
  display: none;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

#asignaturas-page .asignatura-mobile-card {
  padding: 0;
}

#asignaturas-page .asignatura-mobile-card .card-header,
#asignaturas-page .asignatura-mobile-card .card-body,
#asignaturas-page .asignatura-mobile-card .card-footer {
  margin: 0;
  padding: 0.75rem;
  border: 0;
}

#asignaturas-page .asignatura-mobile-card .card-header {
  border-bottom: 1px solid var(--color-border);
}

#asignaturas-page .asignatura-mobile-card .card-footer {
  border-top: 1px solid var(--color-border);
}

#asignaturas-page .asignatura-mobile-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

#asignaturas-page .asignatura-mobile-name {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

#asignaturas-page .asignatura-mobile-desc {
  margin: 0 0 0.65rem 0;
  color: var(--color-muted);
}

#asignaturas-page .asignatura-mobile-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 0.75rem;
}

#asignaturas-page .asignatura-mobile-meta-item:last-child {
  grid-column: 1 / -1;
}

#asignaturas-page .asignatura-mobile-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

#asignaturas-page .asignatura-mobile-meta-label {
  color: var(--color-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

#asignaturas-page .asignatura-mobile-meta-value {
  font-size: 0.92rem;
}

#asignaturas-page .asignatura-mobile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

#asignaturas-page .asignatura-mobile-actions .btn {
  white-space: nowrap;
}

#asignaturas-page .table td {
  word-break: break-word;
}

#asignaturas-page .asignatura-row-actions {
  flex-wrap: wrap;
}

#asignaturas-page .asignatura-row-actions > a {
  display: inline-flex;
}

#asignaturas-page .asignatura-row-actions .btn {
  white-space: nowrap;
}

/* =========================================================
   SIMULADORES
   ========================================================= */
#simuladores-page .simuladores-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 0.75rem;
}

#simuladores-page .simulador-item {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

#simuladores-page .simulador-item.is-selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft) inset;
}

#simuladores-page .simulador-item-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

#simuladores-page .simulador-item-title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.2;
}

#simuladores-page .simulador-item-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  justify-content: flex-end;
}

#simuladores-page .simulador-item-desc {
  margin: 0;
  color: var(--color-muted);
}

#simuladores-page .simulador-item-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.84rem;
}

#simuladores-page .simulador-view-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#simuladores-page .simulador-start-form {
  display: grid;
  gap: 0.75rem;
}

#simuladores-page .simulador-tags-checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.9rem;
}

#simuladores-page .simulador-form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

#simuladores-page .simulador-range-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

#simuladores-page .simulador-range-value {
  font-size: 1.25rem;
  line-height: 1;
}

#simuladores-page .simulador-range-input {
  width: 100%;
  accent-color: var(--color-primary);
}

#simuladores-page .simulador-range-scale {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

#simuladores-page .simulador-type-config {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
  padding: 0.75rem;
  margin-bottom: 0.75rem;
}

#simuladores-page .simulador-options-list,
#simuladores-page .simulador-pairs-list,
#simuladores-page .simulador-questions-list,
#simuladores-page .simulador-suggestions-list,
#simuladores-page .simulador-attempt-runner {
  display: grid;
  gap: 0.6rem;
}

#simuladores-page .simulador-option-row,
#simuladores-page .simulador-pair-row,
#simuladores-page .simulador-question-item,
#simuladores-page .simulador-suggestion-item,
#simuladores-page .simulador-attempt-question,
#simuladores-page .simulador-evaluation-item {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
  padding: 0.7rem;
}

#simuladores-page .simulador-option-grid,
#simuladores-page .simulador-pair-grid {
  display: grid;
  gap: 0.45rem;
}

#simuladores-page .simulador-pair-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

#simuladores-page .simulador-inline-check {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

#simuladores-page .simulador-question-head,
#simuladores-page .simulador-evaluation-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

#simuladores-page .simulador-question-title {
  margin: 0;
}

#simuladores-page .simulador-question-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  justify-content: flex-end;
}

#simuladores-page .simulador-question-image {
  width: 100%;
  max-width: 420px;
  border: 1px solid var(--color-border);
  margin-bottom: 0.5rem;
}

#simuladores-page .simulador-question-list {
  margin: 0;
  padding-left: 1rem;
}

#simuladores-page .simulador-question-list li {
  margin-bottom: 0.2rem;
}

#simuladores-page .simulador-attempt-options {
  display: grid;
  gap: 0.45rem;
}

#simuladores-page .simulador-attempt-option {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
}

#simuladores-page .simulador-relation-wrap {
  display: grid;
  gap: 0.5rem;
}

#simuladores-page .simulador-relation-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.5rem;
}

#simuladores-page .simulador-relation-left {
  border: 1px solid var(--color-border);
  padding: 0.55rem;
  background-color: var(--color-bg);
}

#simuladores-page .simulador-attempt-submit-box {
  border-top: 1px solid var(--color-border);
  margin-top: 0.75rem;
  padding-top: 0.75rem;
}

#simuladores-page .simulador-attempt-result {
  margin-top: 0.75rem;
  display: grid;
  gap: 0.55rem;
}

#simuladores-page .simulador-result-summary {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
  padding: 0.75rem;
}

#simuladores-page .simulador-result-evaluations {
  display: grid;
  gap: 0.5rem;
}

#simuladores-page .simulador-upload-preview {
  width: 100%;
  max-width: 320px;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

#simuladores-page .simulador-option-inline-image {
  display: block;
  width: 100%;
  max-width: 140px;
  margin-top: 0.35rem;
  border: 1px solid var(--color-border);
}

#simuladores-page .simulador-admin-list {
  display: grid;
  gap: 0.55rem;
}

#simuladores-page .simulador-admin-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
}

#simuladores-page .simulador-suggestion-preview {
  border: 1px dashed var(--color-border);
  background-color: var(--color-bg);
  padding: 0.65rem;
}

/* =========================================================
   BADGES / ETIQUETAS
   ========================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  padding-inline: 0.5rem;
  padding-block: 0.15rem;
  border-radius: 0;
  border: 1px solid transparent;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
  border-color: var(--color-primary);
}

.badge-accent {
  background-color: var(--color-accent-soft);
  color: var(--color-accent-strong);
  border-color: var(--color-accent);
}

.badge-neutral {
  background-color: var(--color-bg-alt);
  color: var(--color-muted);
  border-color: var(--color-border);
}

/* =========================================================
   ALERTAS
   ========================================================= */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 0;
  border: 1px solid transparent;
  font-size: 0.9rem;
}

.alert-info {
  background-color: rgba(14, 165, 233, 0.08);
  border-color: var(--color-info);
  color: var(--color-info);
}

.alert-success {
  background-color: rgba(34, 197, 94, 0.08);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-warning {
  background-color: rgba(250, 204, 21, 0.08);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-danger {
  background-color: rgba(220, 38, 38, 0.08);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

/* =========================================================
   BARRA LATERAL / SIDEBAR (ESTILO CUADRADO)
   ========================================================= */
.layout-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 240px 1fr;
}

@media (max-width: 960px) {
  .layout-shell {
    grid-template-columns: 1fr;
    min-height: auto;
    align-content: flex-start;
  }

  .sidebar {
    max-height: min(260px, 55vh);
    overflow-y: auto;
  }
}

.sidebar {
  background-color: var(--color-primary-strong);
  color: #e5e7eb;
  padding: 1rem;
}

.sidebar-title {
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-link {
  padding: 0.4rem 0.2rem;
  font-size: 0.9rem;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast);
}

.sidebar-link:hover {
  background-color: rgba(15, 23, 42, 0.3);
}

.sidebar-link.active {
  border-color: var(--color-accent);
  background-color: rgba(15, 23, 42, 0.4);
}

/* =========================================================
   PEQUEÑA UTILIDAD PARA “TARJETAS-TILE”
   ========================================================= */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.tile {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 1rem;
  border-radius: 0;
  border: 1px solid var(--color-primary-strong);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 110px;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast);
}

.tile:hover {
  background-color: var(--color-primary-strong);
  transform: translateY(-1px);
}

.tile-title {
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.tile-subtitle {
  font-size: 0.85rem;
  opacity: 0.9;
  font-weight: 600;
}



/* Variante amarilla */
.tile-accent {
  background-color: var(--color-accent);
  color: #111827;
  border-color: var(--color-accent-strong);
}

.tile-accent:hover {
  background-color: var(--color-accent-strong);
}

/* =========================================================
   FOOTER SIMPLE
   ========================================================= */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 0.75rem 0;
  font-size: 0.8rem;
  color: var(--color-muted);
}


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

/* Tablets y móviles en general */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  body {
    line-height: 1.5;
  }

  .container {
    padding-inline: 0.75rem;
  }

  .section {
    padding-block: 1.5rem;
  }

  /* Layout principal: sidebar arriba y contenido abajo */
  .layout-shell {
    grid-template-columns: 1fr;
    min-height: auto;
    align-content: flex-start;
  }

  .sidebar {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    max-height: min(228px, 40vh);
    overflow-y: auto;
    width: 100%;
  }

  .sidebar-title {
    margin-bottom: 0;
  }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .sidebar-link {
    border-left-width: 0;
    border-bottom: 2px solid transparent;
    padding-inline: 0.4rem;
    padding-block: 0.25rem;
  }

  .sidebar-link.active {
    border-bottom-color: var(--color-accent);
  }

  /* Navbar más compacta */
  .navbar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .navbar-nav {
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.5rem;
  }

  .navbar-link {
    font-size: 0.9rem;
  }

  /* Tarjetas y espaciados más contenidos */
  .card {
    padding: 0.75rem;
  }

  .card-title {
    font-size: 1rem;
  }

  .tile-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tile {
    min-height: 90px;
    padding: 0.75rem;
  }

  h1, .h1 {
    font-size: 1.7rem;
  }

  h2, .h2 {
    font-size: 1.35rem;
  }

  h3, .h3 {
    font-size: 1.15rem;
  }

  #asignaturas-page .asignaturas-table-wrap {
    display: none;
  }

  #asignaturas-page .asignatura-mobile-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  #asignaturas-page .asignatura-mobile-actions .badge {
    width: 100%;
    justify-content: center;
  }

  #asignaturas-page .asignatura-mobile-actions .btn {
    width: 100%;
    justify-content: center;
  }

  #simuladores-page .simulador-relation-row {
    grid-template-columns: 1fr;
  }

  #simuladores-page .simulador-pair-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) {
  #asignaturas-page .asignaturas-mobile-list {
    display: none !important;
  }
}

/* Móviles pequeños (<= 480px) */
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .container {
    padding-inline: 0.75rem;
  }

  .section {
    padding-block: 1.25rem;
  }

  .navbar-inner {
    padding-block: 0.5rem;
  }

  .navbar-nav {
    gap: 0.35rem;
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }

  .table th,
  .table td {
    padding: 0.4rem 0.5rem;
  }

  #asignaturas-page .asignatura-row-actions .btn {
    width: auto;
  }

  #asignaturas-page .asignaturas-filtros .btn {
    width: auto;
  }

  #simuladores-page .simulador-form-actions .btn,
  #simuladores-page .simulador-inline-check,
  #simuladores-page .simulador-view-switch .btn,
  #simuladores-page .simulador-item-meta,
  #simuladores-page .simulador-question-head,
  #simuladores-page .simulador-evaluation-head {
    width: auto;
  }
}
