/* Buttons, cards, filter panels, badges, navbar (hamburger + theme toggle), table utilities. */
/* Filter/input card on Learn, Quiz select, Study */
.filter-card {
  background-color: #7A7A7C !important;
  border-radius: 1.5rem;
  padding: 1.5rem 1.25rem !important;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.06);
}
.filter-card label {
  font-size: 1.05rem;
  color: #374151;
  margin-bottom: 0.375rem;
  display: block;
}
.filter-card select {
  width: 100%;
  max-width: 20rem;
  margin: 0 auto;
  padding: 0.6rem 0.75rem;
  font-size: 1.05rem;
  border-radius: 0.875rem;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background-color: #fff;
  color: #111;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.filter-card select:hover {
  border-color: rgba(255, 183, 77, 0.4);
}
.filter-card select:focus {
  outline: none;
  border-color: var(--card-bg);
  box-shadow: 0 0 0 3px rgba(255, 183, 77, 0.2);
}
.filter-card .mb-4 {
  margin-bottom: 1.25rem;
}
.filter-card .flex.flex-col.gap-4.items-center,
.filter-card .flex.flex-col.gap-4 {
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.filter-card .card-button {
  padding: 0.65rem 1.75rem;
  font-size: 1.05rem;
  border-radius: 9999px;
  max-width: 20rem;
  width: max-content;
  align-self: center;
  box-sizing: border-box;
  /* High contrast on grey card: solid orange, white text (both Filter and Start Studeren) */
  background-color: #F47C00 !important;
  color: #FFFFFF !important;
  border: 2px solid transparent;
}
.filter-card .card-button:hover {
  background-color: #e06f00 !important;
  color: #FFFFFF !important;
  border-color: transparent;
}

.content-card,
.panel.bg-white,
.bg-white.rounded.shadow {
  background-color: #ababad !important;
  border-radius: 1.5rem;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 4px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.06);
}
.content-card h3,
.panel.bg-white h3,
.bg-white.rounded.shadow h3 {
  text-align: center;
}

.auth-card .card-button,
.content-card .card-button {
  margin-left: auto;
  margin-right: auto;
  display: inline-block;
}
.filter-card .card-button,
.panel.filter-card .card-button {
  margin-left: 0;
  margin-right: 0;
}

.table-center th,
.table-center td {
  text-align: center;
  vertical-align: middle;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  background-color: #ffffff;
  color: #333333;
  border: 1px solid rgba(0, 0, 0, 0.15);
}
.badge-earned {
  background-color: var(--card-bg);
  color: #333333;
  border-color: var(--card-bg);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 20px rgba(244, 124, 0, 0.4);
}

.custom-button {
  background-color: var(--button-bg);
  color: var(--button-text) !important;
  padding: 0.75rem 2rem;
  border-radius: 9999px;
  font-size: 1.125rem;
  transition: transform 0.3s ease, opacity 0.3s ease;
  display: inline-block;
}
.custom-button:hover {
  animation: none !important;
  opacity: 0.9;
  transform: scale(1.2) !important;
  box-shadow: 0 0 10px rgba(244, 124, 0, 0.85), 0 0 20px rgba(244, 124, 0, 0.6);
}

.card-button {
  background-color: var(--button-bg);
  color: var(--button-text) !important;
  padding: 0.5rem 1.5rem;
  border-radius: 9999px;
  font-size: 1rem;
  transition: transform 0.3s ease, opacity 0.3s ease;
  display: inline-block;
}
.card-button:hover {
  animation: none !important;
  opacity: 0.9;
  transform: scale(1.15) !important;
  box-shadow: 0 0 8px rgba(244, 124, 0, 0.8), 0 0 16px rgba(244, 124, 0, 0.6);
}

@keyframes autoPulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 4px rgba(244, 124, 0, 0.5);
  }
  50% {
    transform: scale(1.08);
    box-shadow: 0 0 12px rgba(244, 124, 0, 0.9);
  }
}
@keyframes autoPulseFilter {
  0%, 100% { transform: scale(1); box-shadow: 0 0 4px rgba(244, 124, 0, 0.5); }
  50% { transform: scale(1.03); box-shadow: 0 0 10px rgba(244, 124, 0, 0.8); }
}

.custom-button,
.card-button {
  animation: autoPulse 2.5s ease-in-out infinite;
  transform-origin: center center;
}
.filter-card .card-button {
  animation: autoPulseFilter 2.5s ease-in-out infinite;
}

.card .card-button,
.primary-bg .card-button {
  background-color: #FFFFFF !important;
  color: #F47C00 !important;
}

/* Hamburger menu */
#menu-toggle {
  z-index: 20;
}
#menu-toggle:focus {
  outline: 2px solid var(--card-bg);
  outline-offset: 2px;
}

#mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  z-index: 10;
  background-color: var(--navbar-bg);
  color: var(--navbar-text);
  transition: all 0.3s ease-in-out;
}
#mobile-menu.show {
  display: block;
}
#mobile-menu nav {
  background-color: var(--navbar-bg);
  color: var(--navbar-text);
  padding: 2rem;
}
#mobile-menu nav a {
  position: relative;
  text-align: center;
  color: var(--navbar-text);
  transition: color 0.3s ease;
}
#mobile-menu nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--card-bg);
  transition: width 0.3s ease;
}
#mobile-menu nav a:hover,
#mobile-menu nav a.active {
  color: var(--card-bg) !important;
}
#mobile-menu nav a:hover::after,
#mobile-menu nav a.active::after {
  width: 100%;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
}
.theme-toggle input[type="checkbox"] {
  display: none;
}
.theme-toggle-label {
  position: relative;
  width: 64px;
  height: 32px;
  background-color: #F47C00;
  border-radius: 9999px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  border: 2px solid rgba(255, 255, 255, 0.5);
  box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2), 0 2px 6px rgba(0, 0, 0, 0.3);
}
.theme-toggle-label::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 28px;
  height: 28px;
  background-color: #fff;
  border-radius: 50%;
  transition: transform 0.3s ease, background-color 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}
/* No transition until initial state is applied (avoids knob animating on load) */
.theme-toggle:not(.theme-toggle-ready) .theme-toggle-label::after {
  transition: none;
}
.theme-toggle input[type="checkbox"]:checked+.theme-toggle-label {
  background-color: #F47C00;
}
.theme-toggle input[type="checkbox"]:checked+.theme-toggle-label::after {
  transform: translateX(34px);
}

#token-cards .card {
  background-color: #ffffff !important;
  color: #333333 !important;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
#token-cards .card-button {
  background-color: var(--button-bg) !important;
  color: var(--button-text) !important;
}

.navbar nav a.active,
#mobile-menu nav a.active {
  color: var(--card-bg) !important;
  border-bottom: 2px solid var(--card-bg);
  padding-bottom: 0.25rem;
}
.navbar nav a {
  position: relative;
  transition: color 0.3s ease;
}
.navbar nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0%;
  height: 2px;
  background-color: var(--card-bg);
  transition: width 0.3s ease;
}
.navbar nav a:hover,
.navbar nav a.active,
#mobile-menu nav a:hover,
#mobile-menu nav a.active {
  color: var(--card-bg) !important;
}
.navbar nav a:hover::after,
.navbar nav a.active::after,
#mobile-menu nav a:hover::after,
#mobile-menu nav a.active::after {
  width: 100% !important;
}