/**
 * Shared mobile menu sheet for booking + sessions topbars
 */
.tb-mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(26, 37, 48, 0.45);
  z-index: 280;
  opacity: 0;
  transition: opacity 0.25s var(--ease-out-quart);
}
.tb-mobile-backdrop.is-open {
  display: block;
  opacity: 1;
}

.tb-mobile-sheet {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  max-height: min(70vh, 420px);
  background: #fff;
  border-bottom: 1px solid var(--neutral-100);
  box-shadow: 0 16px 40px rgba(30, 80, 100, 0.12);
  z-index: 290;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s var(--ease-out-quart), opacity 0.28s var(--ease-out-quart);
  overflow-y: auto;
}
.tb-mobile-sheet.is-open {
  display: block;
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.tb-mobile-sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--neutral-100);
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 1;
}
.tb-mobile-sheet-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--neutral-500);
}

.tb-mobile-close {
  width: var(--touch-min, 44px);
  height: var(--touch-min, 44px);
  border: none;
  background: var(--neutral-50);
  border-radius: 10px;
  color: var(--neutral-700);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.tb-mobile-close:hover {
  background: var(--neutral-100);
}

.tb-mobile-nav-mount {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0.75rem 1rem;
  gap: 2px;
}

.tb-mobile-nav-mount a {
  display: block;
  padding: 14px 14px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--neutral-700);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.tb-mobile-nav-mount a:hover,
.tb-mobile-nav-mount a:focus-visible {
  background: var(--teal-50);
  color: var(--teal-600);
  outline: none;
}
.tb-mobile-nav-mount a.active,
.tb-mobile-nav-mount a.tb-nav-link.active,
.tb-mobile-nav-mount a.bk-nav-link.active {
  background: linear-gradient(135deg, var(--teal-500), var(--sky-400));
  color: #fff;
}

body.tb-mobile-nav-open {
  overflow: hidden;
}