.portal-tabs {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.portal-tab-button {
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 0;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.portal-tab-button:hover {
  color: var(--text-main);
}

.portal-tab-button.active {
  background: transparent;
  color: var(--interactive);
  border-bottom-color: var(--interactive);
  font-weight: 600;
}

.portal-tabs .legend-menu {
  margin-left: auto;
}

.portal-tabs .legend-menu-button {
  background: var(--surface-alt);
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
}

.portal {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.portal-panel {
  display: none;
  flex: 1;
  min-height: 0;
}

.portal-panel.active {
  display: flex;
  flex-direction: column;
}

.portal-sidebar {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.portal-placeholder {
  margin: 24px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
}

.layout {
  display: flex;
  width: 100%;
  flex: 1;
  min-height: 0;
}

.sidebar {
  width: 420px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: relative;
  min-width: 0;
  transition: width 0.3s ease-in-out;
  z-index: 2;
}

body.portal-assegnazioni .sidebar {
  width: min(840px, 96vw);
}

.sidebar.fonti-wide {
  width: min(840px, 96vw);
}

body.portal-assegnazioni .sidebar-toggle {
  display: none;
}

.sidebar-toggle {
  position: absolute;
  top: 0;
  right: -38px;
  transform: none;
  width: 38px;
  height: var(--tab-strip-height, 48px); /* sync con tabs strip via JS */
  border-radius: 0 var(--rd-r-8, 8px) 0 0;
  border: 1px solid var(--ott-200, #e4e9ef);
  border-left: 0;
  border-bottom: 1px solid var(--ott-200, #e4e9ef);
  background: var(--paper, #fff);
  color: var(--ott-base, var(--brand-base));
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  box-shadow: var(--rd-shadow-sm);
  z-index: 3700; /* sopra Mapbox controls (z-index 3600) */
  transition: background 0.15s ease, color 0.15s ease;
}

.sidebar-toggle:hover {
  background: var(--ott-50, #f4f6f9);
  color: var(--ott-soft, var(--brand-base));
}

.sidebar-collapsed .sidebar {
  width: 0;
  min-width: 0;
  border-right: none;
  overflow: visible;
  animation: none;
  transform: none;
  position: relative; /* serve per ancorare la maniglia 38x42 absolute */
}

.sidebar-collapsed .sidebar-toggle {
  position: fixed !important;
  left: 0 !important;
  right: auto !important;
  top: var(--header-height, 56px) !important;
  transform: none !important;
  width: 38px !important;
  height: var(--tab-strip-height, 48px) !important;
  border-radius: 0 var(--rd-r-8, 8px) 0 0 !important;
  border: 1px solid var(--ott-200, #e4e9ef) !important;
  border-left: 0 !important;
  background: var(--paper, #fff) !important;
  color: var(--ott-base, var(--brand-base)) !important;
  display: inline-flex !important;
  z-index: 3700 !important;
}

.sidebar-collapsed .tabs,
.sidebar-collapsed .sidebar-content {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.tabs {
  display: flex;
  align-items: stretch;
  min-height: 48px; /* garanzia: tabs sempre almeno 48 alti, var sync da JS */
  border-bottom: 1px solid var(--border);
  transition: opacity 0.24s ease-in-out;
}
.tab-button {
  display: flex;
  align-items: center;
  justify-content: center;
}

.tabs.fonti-parent-active .tab-button {
  border-bottom: 2px solid var(--interactive);
}

.tab-button {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-weight: 500;
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.tab-button:hover {
  color: var(--text-main);
}

.tab-button.active {
  background: transparent;
  color: var(--interactive);
  border-bottom-color: var(--interactive);
  font-weight: 600;
}

.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 12px 12px 16px 2px;
  transition: opacity 0.24s ease-in-out;
  scrollbar-gutter: stable;
  direction: rtl;
}

.sidebar-content > * {
  direction: ltr;
}

.sidebar-content.fonti-fixed {
  overflow: hidden;
  padding: 0;
}

.sidebar-panel {
  display: none;
}

.sidebar-panel.active {
  display: block;
}

.section {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 12px;
  margin-bottom: 8px;
}

.section h2 {
  margin: 0 0 6px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

.section small {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px;
  font-size: 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--surface-alt);
}

.tag-pill button {
  border: none;
  background: transparent;
  cursor: pointer;
  font-weight: 700;
  color: var(--text-muted);
  padding: 0;
}