/* ==========================================================================
   Universal Fun App Engine - UI Components
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  min-height: 44px; /* Accessible touch target */
  border-radius: var(--radius-button);
  font-weight: 600;
  font-size: 1rem;
  transition: background-color 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
  user-select: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: #ffffff;
}

.btn-secondary:hover {
  background-color: var(--color-secondary-hover);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--color-border);
  color: var(--color-text-main);
}

.btn-outline:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--color-text-muted);
}

.btn-full {
  width: 100%;
}

/* Progress Bar */
.progress-container {
  width: 100%;
  background-color: var(--color-border);
  height: 10px;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.progress-bar {
  height: 100%;
  background-color: var(--color-primary);
  width: 0%;
  transition: width 0.3s ease-in-out;
}

/* Badges & Pills */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-surface-hover);
  color: var(--color-primary);
}

/* Input Fields & Forms */
.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-button);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-main);
  min-height: 44px;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

/* Question Option Cards */
.option-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.option-card {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-button);
  border: 2px solid var(--color-border);
  background-color: var(--color-surface);
  cursor: pointer;
  min-height: 52px;
  font-size: 1.05rem;
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.1s ease;
}

.option-card:hover {
  border-color: var(--color-primary);
  background-color: var(--color-surface-hover);
}

.option-card.selected {
  border-color: var(--color-primary);
  background-color: rgba(79, 70, 229, 0.08);
  font-weight: 600;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background-color: var(--color-text-main);
  color: var(--color-surface);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-card);
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Discovery Portal - Search Bar & Category Filters */
.search-container {
  margin: 1.5rem 0;
}

.search-input {
  width: 100%;
  padding: 0.85rem 1.25rem;
  font-size: 1.05rem;
  border-radius: var(--radius-button);
  border: 2px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-main);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
}

.category-pills {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  margin-bottom: 1.5rem;
  scrollbar-width: thin;
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.category-pill:hover {
  background-color: var(--color-surface-hover);
  color: var(--color-text-main);
}

.category-pill.active {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

/* App Card Item */
.app-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  text-decoration: none;
  color: var(--color-text-main);
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
  text-decoration: none;
}

.app-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.app-card-icon {
  font-size: 2rem;
}

.app-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--color-text-main);
}

.app-card-description {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  flex: 1;
  margin-bottom: 1rem;
}

.app-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.app-card-action {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
}

.no-results {
  text-align: center;
  padding: 3rem 1.5rem;
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px dashed var(--color-border);
  color: var(--color-text-muted);
}

/* AdSense Ad Slot Container */
.ad-slot-wrapper {
  margin: 1.75rem auto;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  clear: both;
  padding: 0.5rem 0;
}

.ad-slot-wrapper ins.adsbygoogle {
  max-width: 100% !important;
  overflow: hidden !important;
  margin: 0 auto;
}