/*
 * Filo 2026 — capa de identidad sobre fruity_twentythree.
 * Usa exclusivamente los tokens de tokens.css; no hardcodear colores acá.
 */

/* Inter variable autoalojada (sin llamadas a terceros) */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../files/fonts/inter-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../files/fonts/inter-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Base ---------- */
body,
body h1, body h2, body h3, body h4, body h5, body h6,
body .large-heading,
body .form-heading,
body .survey-name,
body .group-title,
body .btn,
body input,
body select,
body textarea,
body .form-control,
body .form-select {
  font-family: var(--font-sans) !important;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---------- Barra superior ---------- */
#survey-nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
  box-shadow: none;
  min-height: 64px;
}
#survey-nav .logo-container { display: block !important; padding: var(--spacing-2) 0; }
/* El núcleo aplica padding vertical al img; con border-box achicaba el logo a la mitad */
#survey-nav .logo-container > img.logo { height: 44px; max-height: none; width: auto; max-width: 60vw; padding: 0; }
#survey-nav .navbar-toggler {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-full);
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  color: var(--color-text-muted);
}
#survey-nav .dropdown-menu {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-2);
}
#survey-nav .dropdown-item { border-radius: var(--radius-sm); padding: var(--spacing-2) var(--spacing-3); }
#survey-nav .dropdown-item:active,
#survey-nav .dropdown-item.active { background: var(--color-primary-soft); color: var(--color-brand-900); }

/* ---------- Progreso ---------- */
.ls-progress-container .progress {
  height: 6px;
  background: var(--color-line);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.ls-progress-container .progress-bar {
  background: var(--color-brand-600);
  border-radius: var(--radius-full);
  color: transparent; /* el % ya lo anuncia aria-valuenow */
  font-size: 0;
  transition: width var(--transition-fast);
}

/* ---------- Encabezados de encuesta y grupo ---------- */
.survey-name,
.group-title {
  color: var(--color-brand-900);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.01em;
  line-height: var(--line-height-tight);
}
/* Especificidad doble: el núcleo define h2.group-title en ~46px y rompía la jerarquía */
body .survey-name.survey-name { font-size: var(--font-size-2xl); }
body .group-title.group-title {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-4);
  padding-left: var(--spacing-3);
  border-left: 4px solid var(--color-brand-500); /* acento de marca, decorativo */
}
.survey-description,
.survey-welcome,
.group-description,
.number-of-questions {
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
}

/* ---------- Tarjetas de pregunta ---------- */
.question-container {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  /* sin !important: la opción "Corner radius" del tema tiene que poder ajustarlo */
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-4);
}
.question-container.input-error,
.question-container.ls-error-mandatory {
  border-color: var(--color-danger-700);
}
.question-title-container .question-number,
.question-title-container .question-code {
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.question-title-container .question-text,
.ls-label-question {
  color: var(--color-text);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
}
.asterisk,
.text-danger.asterisk { color: var(--color-danger-700); }
.ls-questionhelp,
.question-help-container,
.questionhelp {
  color: var(--color-text-subtle);
  font-size: var(--font-size-sm);
}

/* ---------- Opciones (radio / checkbox) como filas táctiles ----------
   Solo listas (li/div). Las celdas de matrices (td.answer-item) quedan con el estilo
   de tabla del núcleo, y las variantes "botón" (.form-check > .btn) se estilan como botones. */
.answer-container li.answer-item.radio-item,
.answer-container li.answer-item.checkbox-item,
.answer-container div.answer-item.checkbox-item {
  display: flex;
  align-items: center;
  min-height: var(--touch-target-min);
  /* El círculo/casilla del núcleo es un ::before del label con margin-left: -20px:
     el padding izquierdo de la fila le reserva lugar */
  padding: var(--spacing-3) var(--spacing-4) var(--spacing-3) calc(var(--spacing-4) + 24px);
  margin-bottom: var(--spacing-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}
.answer-container li.answer-item.radio-item:hover,
.answer-container li.answer-item.checkbox-item:hover,
.answer-container div.answer-item.checkbox-item:hover {
  border-color: var(--color-brand-600);
}
.answer-container li.answer-item:has(input:checked),
.answer-container div.answer-item.checkbox-item:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}
.answer-container li.answer-item.radio-item label,
.answer-container li.answer-item.checkbox-item label,
.answer-container div.answer-item.checkbox-item label {
  cursor: pointer;
  flex: 1;
  margin: 0;
  padding-left: var(--spacing-2) !important;
  color: var(--color-text) !important;
  font-size: var(--font-size-md) !important;
  line-height: var(--line-height-normal);
}
.answer-container input[type="radio"],
.answer-container input[type="checkbox"] {
  accent-color: var(--color-primary);
}
/* El input nativo está oculto: el foco de teclado se muestra en el círculo/casilla dibujado */
/* !important: el núcleo anula el outline con una regla más específica (input[type]:focus + label) */
.answer-container input:focus-visible + label::before {
  outline: 2px solid var(--color-focus-ring) !important;
  outline-offset: 2px;
}

/* Variantes botón (bootstrap_buttons, gender, yes-no): no seleccionado = contorno */
.answer-container .form-check .btn,
.answer-container .ls-button-label {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-control);
  color: var(--color-primary);
}
/* :not(:checked) evita que el hover le gane al seleccionado (texto blanco sobre fondo claro) */
.answer-container .form-check input:not(:checked) + .btn:hover,
.answer-container input:not(:checked) + .ls-button-label:hover {
  background-color: var(--color-primary-soft) !important;
  border-color: var(--color-primary) !important;
  color: var(--color-primary-hover);
}
.answer-container input:checked + .btn,
.answer-container input:checked + .ls-button-label,
.answer-container .ls-button-label.active {
  background-color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: #fff !important;
}

/* Matrices: encabezados legibles y fila resaltada */
.answer-container table.ls-answers th,
.answer-container table.ls-answers .answertext {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}
.answer-container table.ls-answers tbody tr:hover > * {
  background-color: var(--color-primary-soft);
}
/* En pantallas chicas las matrices se apilan y muestran el texto de la opción en cada celda */
.answer-container .ls-label-xs-visibility {
  color: var(--color-text) !important;
  font-size: var(--font-size-md);
}

/* Calificación con estrellas ("Elección de 5 puntos" con slider_rating = Stars) */
.answer-container .stars-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  flex-wrap: wrap;
}
.answer-container .stars-list .star-rating {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.answer-container .stars-list .star-rating i {
  font-size: 32px;
  line-height: 1;
  color: var(--color-border-control); /* vacía: 3.5:1 */
  transition: color var(--transition-fast), transform var(--transition-fast);
}
.answer-container .stars-list .star-rated i {
  color: var(--color-primary); /* elegida: 5.3:1, saturada para separarse del gris vacío */
}
.answer-container .stars-list .star-rating:hover i {
  color: var(--color-primary-hover);
  transform: scale(1.08);
}
.answer-container .stars-list .star-cancel i {
  font-size: 22px;
}

/* Sliders (bootstrap-slider del núcleo y temas de pregunta que lo usan) */
.answer-container .slider .slider-track {
  background: var(--color-line);
  box-shadow: none;
}
.answer-container .slider .slider-selection {
  background: var(--color-brand-600);
  box-shadow: none;
}
.answer-container .slider .slider-handle,
.answer-container .slider-list .slider .slider-handle {
  background: var(--color-primary);
  border: 3px solid var(--color-surface);
  box-shadow: 0 0 0 1px var(--color-primary);
  width: 24px;
  height: 24px;
}
/* Sin tocar todavía = sin responder: el núcleo lo marca en gris; se conserva la señal con el token neutro */
.answer-container .slider-list .slider.slider-untouched .slider-handle,
.answer-container .slider.slider-untouched .slider-handle {
  background: var(--color-border-control);
  box-shadow: 0 0 0 1px var(--color-border-control);
}
.answer-container .slider .slider-handle:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

/* Ranking avanzado (tema de pregunta del núcleo) */
.answer-container .ranking-advanced-style .sortable-item,
.answer-container .sortable-choice li,
.answer-container .sortable-rank li,
.answer-container .ls-ranking-list li {
  border: 1px solid var(--color-line) !important;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}
.answer-container .sortable-rank,
.answer-container .ls-ranking-list.sortable-rank {
  border: 1px dashed var(--color-brand-600) !important;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
}

/* ---------- Campos de texto ---------- */
.form-control,
.form-select {
  min-height: var(--touch-target-min);
  font-size: var(--font-size-md); /* 16px: evita zoom automático en iOS */
  border: 1px solid var(--color-border-control);
  background-color: var(--color-surface);
  color: var(--color-text);
}
/* Fuera de input-group, para no romper las esquinas unidas de prefijos/sufijos */
.form-control:not(.input-group > *),
.form-select:not(.input-group > *) {
  border-radius: var(--radius-md);
}
.form-control:focus,
.form-select:focus {
  border-color: var(--color-focus-ring);
  box-shadow: var(--shadow-focus);
}
.form-control::placeholder { color: var(--color-text-subtle); }

/* ---------- Mensajes de validación ---------- */
.ls-question-message.error,
.em_num_answers.error,
.emtip.error,
.ls-em-error {
  color: var(--color-danger-700) !important;
}
.alert-danger {
  background: var(--color-danger-50);
  border-color: var(--color-danger-700);
  color: var(--color-danger-700);
  border-radius: var(--radius-md);
}

/* ---------- Botones ---------- */
.btn {
  font-weight: var(--font-weight-semibold);
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
/* Tamaño táctil y radio solo en botones sueltos: no en .btn-sm ni dentro de input-group */
.btn:not(.btn-sm):not(.input-group > *) {
  min-height: var(--touch-target-min);
  border-radius: var(--radius-md);
}
#navigator-container .btn {
  padding: var(--spacing-3) var(--spacing-6);
}
.btn-lg { font-size: var(--font-size-md); }
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: var(--color-primary-hover) !important;
  border-color: var(--color-primary-hover) !important;
  color: #fff;
}
.btn-outline-secondary,
.btn-secondary,
.ls-move-previous-btn {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-control);
  color: var(--color-primary);
}
.btn-outline-secondary:hover,
.btn-secondary:hover,
.ls-move-previous-btn:hover {
  background-color: var(--color-surface);
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
}
/* Contorno sólido (el halo solo daba ~1.7:1) */
.btn:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

/* ---------- Modales ---------- */
.modal-content {
  border: 0;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.modal-title { color: var(--color-brand-900); font-weight: var(--font-weight-semibold); }

/* ---------- Pie ---------- */
#footer-container,
footer {
  color: var(--color-text-subtle);
  font-size: var(--font-size-xs);
}

/* ---------- Lista pública de encuestas (portada) ---------- */
#surveys-list-jumbotron .filo-home-logo {
  display: block;
  width: min(420px, 80%);
  height: auto;
  margin: var(--spacing-8) auto var(--spacing-4);
}
.survey-list-heading {
  color: var(--color-brand-900);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}
.surveys-list a,
.survey-list a { color: var(--color-primary); font-weight: var(--font-weight-medium); }

/* Pie de la portada: reemplaza "powered by LimeSurvey" por la firma institucional */
#surveyListFooter > * { display: none !important; }
#surveyListFooter::after {
  content: "Facultad de Filosofía y Letras · Universidad de Buenos Aires";
  display: block;
  text-align: center;
  padding: var(--spacing-6) var(--spacing-4);
  color: var(--color-text-subtle);
  font-size: var(--font-size-xs);
}

/* ---------- Mobile ---------- */
@media (max-width: 576px) {
  .question-container { padding: var(--spacing-4); }
  body .survey-name.survey-name { font-size: 1.75rem; }
  body .group-title.group-title { font-size: 1.25rem; }
  #survey-nav .logo-container > img.logo { height: 36px; }
  #navigator-container .btn { width: 100%; }
}