/* ===================== */
/*  VARIABILI GLOBALI    */
/* ===================== */
:root {
  --footer-height: 80px;
  --footer-spacing: 20px;
  --overfooter-spacing: 100px;

  --color-primary: #7b0000;
  --color-back: #ee5a5a;
  --color-back-hover: #cf5b5b;
  --color-primary-alpha: rgba(123, 0, 0, 0.8);
  --color-secondary: #f8f9fa;

  --border-light: 1px solid #ccc;

  --gap-xs: 4px;
  --gap-sm: 8px;
  --gap-md: 12px;

  --padding-xs: 4px;
  --padding-sm: 8px;
  --padding-md: 12px;
  --padding-lg: 20px;

  --radius-xs: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;

  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-lg: 16px;

  --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.15);

  --z-footer: 1000;
  --z-loader: 3000;

  --width-legend: 400px;

  --colore-giallo-attivo: #ecf6aa;
}

/* ===================== */
/*  BASE                 */
/* ===================== */
html, body {
  margin: 0;
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
}

/* Mappa */
#map {
  position: absolute;
  top: 0;
  bottom: var(--footer-height);
  height: 100vh;
  width: 100vw;
}

/* === BOTTONI CIRCOLARI / WRAPPER === */
#accordionPercorsiWrapper {
  position: fixed;
  top: var(--padding-lg);
  left: var(--padding-lg);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--gap-sm);
  z-index: var(--z-footer);
}

/* bottone circolare */
.btn-percorso-toggle {
  position: relative;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center !important;
  color: #fff;
  margin-left: auto;
  transition: background-color 0.3s ease;
}
.btn-percorso-toggle::after { display: none !important; }

/* Stati supportati */
button.btn-percorso-toggle:not(.active) { background: var(--color-primary-alpha) !important; }
button.btn-percorso-toggle.active      { background: var(--color-primary) !important; }

.btn-percorso-toggle.collapsed         { background-color: white !important; }
.btn-percorso-toggle:not(.collapsed)   { background-color: var(--colore-giallo-attivo) !important; }

/* posizionamenti pannelli secondari */
#collapseMain   { position: absolute; top: 50px;  left: calc(48px + var(--gap-sm)); }
#collapseMain2  { position: absolute; top: 108px; left: calc(48px + var(--gap-sm)); }
#collapseMain3  { position: absolute; top: 160px; left: calc(48px + var(--gap-sm)); }
#collapseMain4  { position: absolute; top: 218px; left: calc(48px + var(--gap-sm)); }

/* ===========================
   BOTTONE "Torna indietro"
=========================== */
#btn-go-back{
  position: static;
  width: 50px;
  height: 50px;
  background-color: var(--color-back);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  transition: background-color .3s ease;
}
#btn-go-back:hover{ background-color: var(--color-back-hover); }
#btn-go-back i{ color:#fff; font-size:20px; }

/* Controlli maplibre */
.maplibregl-ctrl {
  position: relative !important;
  top: 300px;
  left: 20px;
}

/* === LOADER E LEGENDA PICCOLA === */
.loader {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: var(--z-loader);
}

.legend {
  position: fixed;
  bottom: calc(var(--footer-height) + var(--padding-lg));
  right: var(--padding-sm);
  background: white;
  padding: var(--padding-sm);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  z-index: 2000;
}
.legend div { display: flex; align-items: center; margin-bottom: var(--gap-xs); }
.legend span { display: inline-block; width: 16px; height: 16px; margin-right: var(--gap-xs); }

/* Footer */
.footer {
  position: fixed;
  bottom: 0;
  width: 100%;
  height: var(--footer-height);
  background: linear-gradient(to right, #a90000, #770505);
  border-top: var(--border-light);
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  padding: 0 var(--padding-sm);
  flex-wrap: wrap;
  overflow: hidden;
  z-index: var(--z-footer);
}
.footer img {
  max-height: calc(var(--footer-height) - 20px);
  max-width: 100%;
  height: auto;
  width: auto;
  margin: 0 var(--gap-sm);
  object-fit: contain;
}

/* Il banner resta SEMPRE sopra al footer */
#infoBanner { bottom: calc(var(--footer-height) + 5px); max-width: 80vw; }

/* === CHECKBOX + TESTO === */
.checkbox-text {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  margin: var(--gap-xs) 0;
  margin-left: 15px;
  cursor: pointer;
  line-height: 1;
  font-size: var(--font-size-base);
}
.checkbox-text input[type="checkbox"] { width: 18px; height: 18px; flex-shrink: 0; margin: 0; }
.checkbox-text label { flex: 1; word-break: break-word; }

.checkbox-round {
  appearance: none;
  width: 16px;
  height: 16px;
  border: 1px solid #999;
  border-radius: var(--radius-xs);
  margin-right: var(--gap-sm);
  vertical-align: middle;
}
.checkbox-round:checked {
  background-color: var(--color-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 24 24'%3E%3Cpath d='M20.285 2l-11.285 11.567-5.286-5.011-3.714 3.716 9 8.728 15-15.285z'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
}

/* === FILTRO ANNO === */
/* .filter-button {
  position: absolute;
  top: var(--padding-sm);
  left: 50%;
  transform: translateX(-50%);
  z-index: calc(var(--z-footer) + 2);
}
.filter-button button {
  background-color: var(--color-primary);
  color: white;
  border-radius: 50%;
  border: none;
  width: 70px;
  height: 70px;
  padding: var(--padding-xs) 0;
  font-weight: bold;
  font-size: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--gap-xs);
  transition: background-color 0.3s;
  text-align: center;
  line-height: 1;
}
.filter-button button:hover { background-color: #a30000; }
.filter-button .arrow-up, .filter-button .arrow-down { font-size: 0.75rem; line-height: 1; margin: var(--gap-xs) 0; }
.filter-button .year-text { font-size: 1rem; font-weight: bold; } */

/* === ACCORDION (stile generale) === */
.accordion-button {
  font-weight: bold;
  color: var(--color-primary);
  background-color: white;
  border: none;
}
.accordion-button:not(.collapsed) {
  background-color: var(--color-secondary);
  color: var(--color-primary);
}
.accordion-item { border: none; }
.accordion-body { max-height: 50vh; overflow-y: auto; }
.accordion-item.no-border, .accordion-item.no-border .accordion-header { border: none !important; }
.accordion-item.no-border .accordion-button { border: none !important; box-shadow: none !important; }
.accordion-item.no-border .accordion-button::after { display: none !important; }

.subaccordion-button { color: #000 !important; }
.subaccordion-button:not(.collapsed) { color: #000 !important; }

.subaccordion-header {
  font-weight: bold;
  background-color: var(--color-secondary);
  margin: var(--gap-sm) 0;
  cursor: pointer;
  border-radius: var(--radius-md);
  padding: var(--padding-sm);
}

#luoghi-cultura-menu, #museo-torino-menu { padding-left: 0; list-style: none; margin: 0; }

.submenu-tipo {
  background-color: var(--color-secondary);
  padding: var(--padding-xs);
  margin-bottom: var(--gap-sm);
  border-radius: var(--radius-md);
}
.submenu-tipo button {
  font-size: 0.9rem;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: var(--padding-xs);
  color: #495057;
}
.submenu-tipo button:hover { background-color: #e2e6ea; }

#luoghi-cultura-menu ul.submenu {
  max-height: 250px;
  overflow-y: auto;
  padding-right: var(--padding-sm);
}

/* Titolo “accordion percorsi” */
.accordion-title {
  text-align: center;
  font-weight: bold;
  color: black;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

/* === MESSAGGI === */
.nodata-message {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255,255,255,0.95);
  padding: var(--padding-lg);
  border-radius: var(--radius-md);
  font-weight: bold;
  color: #333;
  z-index: var(--z-loader);
}
.hidden { display: none; }

/* === LEGENDA IDROGEO GRANDE === */
#legenda-tematica {
  position: absolute;
  top: 60px;
  right: var(--padding-sm);
  width: var(--width-legend);
  max-height: 50vh;
  overflow-y: auto;
  background: white;
  padding: var(--padding-md);
  border-radius: var(--radius-md);
  z-index: 1000;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: #333;
  box-shadow: var(--shadow-soft);
  max-width: var(--width-legend);
}
#legenda-tematica div {
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--gap-xs);
  flex-wrap: wrap;
}
#legenda-tematica span {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-right: var(--gap-xs);
  border-radius: var(--radius-xs);
  flex-shrink: 0;
}
#legenda-tematica img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid #ccc;
  border-radius: var(--radius-md);
  background: #fff;
  margin-bottom: 8px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}
#legenda-tematica .legend-section { margin-bottom: 8px; }
#legenda-tematica .legend-title   { font-weight: 700; margin: 4px 0 6px; text-align: center; }
#legenda-tematica .legend-item    { display:flex; align-items:flex-start; gap:8px; margin:4px 50px; line-height:1.25; }
#legenda-tematica .legend-color   { width:14px; height:14px; border-radius:var(--radius-xs); flex:0 0 14px; }
#legenda-tematica .legend-label   { flex:1; white-space:normal; word-break:break-word; }

/* Controlli MapLibre */
.maplibregl-ctrl-top-right { z-index: calc(var(--z-footer) + 1) !important; }
.maplibregl-ctrl-bottom-right { bottom: 18px !important; }
.maplibregl-ctrl-attrib { background: white; border-radius: var(--radius-xs); padding: var(--padding-xs) var(--padding-sm); font-size: var(--font-size-sm); }

/* Responsive footer */
@media (max-width: 768px) {
  .footer { justify-content: center; }
  .footer img { max-height: 40px; }
}

/* =========================================
                  Popup Locali
   ========================================= */
.popup-local{
  max-width: 400px;
  line-height: 1.35;
  overflow-wrap: anywhere;
  word-break: break-word;
  --bs-btn-font-size: var(--font-size-base);
}
.popup-local__btns .btn{
  font-size: var(--font-size-base) !important;
  line-height: var(--line-height-tight);
  padding: 6px 12px;
}
.popup-local__title{ font-weight: 700; font-size: 1rem; }
.popup-local__title,
.popup-local__desc,
.popup-local__addr,
.popup-local__src{
  text-align: center;
  margin: 0 0 6px 0;
}
.popup-local__meta{ padding: 0 14px; text-align: left; }
.popup-local__metric,
.popup-local__lastUpdate{
  margin: 4px 0;
  text-align: center;
}
.popup-local__btns{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 8px;
}
.popup-local__btn{
  width: 260px;
  max-width: 100%;
  display: inline-block;
  white-space: normal;
}
.popup-local__more{
  padding: 10px 14px 0 14px;
  text-align: left;
}
.popup-local__moreTitle{
  display: block;
  margin: 2px 0 4px 0;
}
.popup-local__moreList{
  margin: 6px 0 0 0;
  padding-left: 22px;
}
.popup-local__link{
  text-decoration: underline;
  color: #0d6efd;
}
.popup-local__src{
  font-style: italic;
  margin-top: 12px;
  opacity: 0.9;
}
/* wrapper esterno del popup MapLibre */
.maplibregl-popup{
  max-width: 440px !important;
}

/* ======================
   Tipografia Bootstrap-like
   ====================== */
.accordion-button,
.nav-link,
.navbar-brand,
.btn,
.card,
.dropdown-menu {
  font-family: inherit !important;
}

/* Navbar hamburger corretta */
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23000' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 0, 0, 0.7%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.navbar-nav .nav-link { color: rgb(66, 66, 66); }

/* Corpo pannello itinerari */
.percorsi-body {
  border-radius: 0.5rem;
  padding: 0.75rem;
  margin-top: 0.5rem;
  width: 300px;
}

/* Scroll link itinerari */
.collegamenti-scrollable {
  max-height: 20vh;
  overflow-y: auto;
  padding-right: 0.5rem;
  scrollbar-gutter: stable;
  -webkit-overflow-scrolling: touch;
}

/* Sub-accordion tipologie */
.sub-accordion .accordion-item { background-color: transparent; border: none; }
.sub-accordion .accordion-button { background-color: transparent; font-weight: 600; font-size: 0.85rem; padding: 0.4rem 0.6rem; }
.sub-accordion .accordion-body { padding: 0.25rem 0.75rem; }

/* Link itinerari */
.sub-accordion ul li a {
  font-size: 0.84rem;
  color: black !important;
  padding: 0.15rem 0;
  display: block;
  word-wrap: break-word;
  white-space: normal;
  text-decoration: none;
}

/* Toggle container flottante */
#toggleContainer {
  bottom: 20px;
  right: 20px;
  color: black;
  background-color: #e9ecef;
  cursor: pointer;
  z-index: 999;
  position: absolute;
}

/* Checkbox / narrative (Bootstrap-like) */
.form-check-label {
  font-family: 'Trebuchet MS','Lucida Sans Unicode','Lucida Grande','Lucida Sans',Arial,sans-serif;
  font-size: 0.84rem;
  color: black;
  white-space: normal;
  word-wrap: break-word;
  cursor: pointer;
}
.form-check-input:focus { box-shadow: none; outline: none; }
.form-check-input { cursor: pointer; }