/* ========================================
   Component Library — Buttons, Cards, Inputs,
   Modals, Badges, Tables, Toasts, etc.
   Source: DESIGN.md Components section
   ======================================== */

/* ---- BUTTONS ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.btn:disabled, .btn--loading {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

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

.btn--primary:hover:not(:disabled) {
  background: var(--color-amber-hover);
  transform: scale(1.02);
}

.btn--secondary {
  background: transparent;
  border: 1.5px solid var(--color-forest);
  color: var(--color-forest);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--color-forest);
  color: var(--color-snow);
}

.btn--ghost {
  background: transparent;
  color: var(--color-forest);
  padding: 0.875rem 1rem;
}

.btn--ghost:hover:not(:disabled) {
  text-decoration: underline;
}

.btn--danger {
  background: var(--color-ember);
  color: var(--color-snow);
}

.btn--danger:hover:not(:disabled) {
  opacity: 0.9;
  transform: scale(1.02);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn--full {
  width: 100%;
}

.btn--icon {
  padding: 0.5rem;
  border-radius: var(--radius-sm);
}

.btn__spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* ---- CARDS ---- */

.card {
  background: var(--color-snow);
  border: 1px solid var(--color-forest-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card--stat {
  text-align: center;
  padding: var(--space-lg);
}

.card--stat .card__value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-forest);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.card--stat .card__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  font-weight: 500;
}

.card--highlighted {
  border-color: var(--color-amber);
  border-width: 2px;
}

.card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
}

.card__title {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-bark);
}

.card__body {
  color: var(--color-text-secondary);
}

.card__footer {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-forest-light);
}

/* ---- INPUTS ---- */

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-bark);
  margin-bottom: var(--space-sm);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-snow);
  border: 1.5px solid var(--color-frost);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px var(--color-amber-glow);
}

.form-input--error {
  border-color: var(--color-ember);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px var(--color-ember-light);
}

.form-error {
  font-size: 0.8125rem;
  color: var(--color-ember);
  margin-top: var(--space-xs);
}

/* ---- PASSWORD STRENGTH ---- */

.password-strength {
  display: none;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-xs);
}

.password-strength--visible {
  display: flex;
}

.password-strength__bar {
  flex: 1;
  height: 4px;
  background: var(--color-forest-light);
  border-radius: 2px;
  overflow: hidden;
}

.password-strength__fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  transition: width 300ms ease, background-color 300ms ease;
}

.password-strength__fill[data-strength="0"] { width: 10%; background: var(--color-ember); }
.password-strength__fill[data-strength="1"] { width: 25%; background: var(--color-ember); }
.password-strength__fill[data-strength="2"] { width: 50%; background: var(--color-amber); }
.password-strength__fill[data-strength="3"] { width: 75%; background: #5a9a3c; }
.password-strength__fill[data-strength="4"] { width: 100%; background: var(--color-forest); }

.password-strength__label {
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 3.5rem;
  text-align: right;
}

.password-strength__label[data-strength="0"] { color: var(--color-ember); }
.password-strength__label[data-strength="1"] { color: var(--color-ember); }
.password-strength__label[data-strength="2"] { color: var(--color-amber); }
.password-strength__label[data-strength="3"] { color: #5a9a3c; }
.password-strength__label[data-strength="4"] { color: var(--color-forest); }

.form-hint {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

textarea.form-input {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

/* ---- BADGES ---- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge--success {
  background: var(--color-sage-light);
  color: #4A7A4E;
}

.badge--warning {
  background: rgba(212, 168, 83, 0.15);
  color: #9A7A2A;
}

.badge--error {
  background: var(--color-ember-light);
  color: var(--color-ember);
}

.badge--info {
  background: var(--color-frost-light);
  color: #4A6A7A;
}

.badge--neutral {
  background: rgba(44, 36, 23, 0.06);
  color: var(--color-text-muted);
}

/* ---- TABLES ---- */

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  text-align: left;
  font-size: 0.9375rem;
}

.table th {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-forest-light);
  white-space: nowrap;
}

.table td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-forest-light);
  vertical-align: middle;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tr:hover td {
  background: rgba(27, 58, 45, 0.02);
}

/* ---- MODAL (using <dialog>) ---- */

.modal {
  max-width: 480px;
  width: calc(100% - 2rem);
  border: none;
  border-radius: var(--radius-lg);
  background: var(--color-snow);
  box-shadow: var(--shadow-lg);
  padding: 0;
  opacity: 0;
  transform: scale(0.95) translateY(8px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.modal[open] {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.modal::backdrop {
  background: rgba(0, 0, 0, 0.4);
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--color-forest-light);
}

.modal__title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal__close {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: var(--color-forest-light);
  color: var(--color-bark);
}

.modal__body {
  padding: var(--space-lg);
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding: var(--space-lg);
  border-top: 1px solid var(--color-forest-light);
}

/* ---- TOAST ---- */

.toast-container {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  pointer-events: auto;
  transform: translateX(120%);
  opacity: 0;
  transition: all 400ms var(--ease-out);
}

.toast--visible {
  transform: translateX(0);
  opacity: 1;
}

.toast--success {
  background: var(--color-forest);
  color: var(--color-snow);
}

.toast--error {
  background: var(--color-ember);
  color: var(--color-snow);
}

.toast--info {
  background: var(--color-bark);
  color: var(--color-snow);
}

/* ---- EMPTY STATE ---- */

.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
}

.empty-state__icon {
  width: 3rem;
  height: 3rem;
  color: var(--color-frost);
  margin: 0 auto var(--space-md);
}

.empty-state__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-bark);
  margin-bottom: var(--space-sm);
}

.empty-state__description {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- LOADING SKELETON ---- */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-forest-light) 25%,
    rgba(27, 58, 45, 0.04) 50%,
    var(--color-forest-light) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton--text {
  height: 1rem;
  width: 60%;
  margin-bottom: var(--space-sm);
}

.skeleton--text:last-child {
  width: 40%;
}

.skeleton--card {
  height: 120px;
  border-radius: var(--radius-md);
}

.skeleton--circle {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
}

/* ---- TABS ---- */

.tabs {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.tab {
  flex: 1;
  padding: 0.75rem;
  border: 2px solid var(--color-forest-light);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  text-align: center;
}

.tab:hover:not(.tab--active) {
  border-color: var(--color-frost);
  color: var(--color-bark);
}

.tab--active {
  border-color: var(--color-forest);
  background: rgba(27, 58, 45, 0.05);
  color: var(--color-forest);
}

/* ---- FILE UPLOAD ---- */

.file-drop {
  border: 2px dashed var(--color-frost);
  border-radius: var(--radius-md);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.file-drop:hover, .file-drop--active {
  border-color: var(--color-forest);
  background: rgba(27, 58, 45, 0.03);
}

.file-drop__icon {
  width: 3rem;
  height: 3rem;
  color: var(--color-frost);
  margin: 0 auto var(--space-md);
}

.file-drop__text {
  font-weight: 600;
  color: var(--color-bark);
  margin-bottom: var(--space-xs);
}

.file-drop__hint {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.file-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(27, 58, 45, 0.05);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}

.file-preview__name {
  font-weight: 500;
  color: var(--color-forest);
}

/* ---- CHIPS ---- */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.chip {
  padding: 0.5rem 1rem;
  background: rgba(27, 58, 45, 0.06);
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--color-forest);
  transition: all var(--transition-fast);
}

.chip:hover {
  background: rgba(27, 58, 45, 0.12);
}

/* ---- PAGINATION ---- */

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-md);
  margin-top: var(--space-md);
  border-top: 1px solid var(--color-forest-light);
}

.pagination__info {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ---- SPINNER ---- */

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes skeleton-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2.5px solid var(--color-forest-light);
  border-top-color: var(--color-forest);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.loading-center {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-2xl);
  color: var(--color-text-muted);
}

/* ---- QR CODE ---- */

.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.qr-image {
  width: 200px;
  height: 200px;
  background: var(--color-warm-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--color-forest-light);
}

.qr-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ---- COPYABLE FIELD ---- */

.copy-field {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-warm-white);
  border: 1px solid var(--color-forest-light);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
}

.copy-field__value {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-forest);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- AUTH CARD ---- */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background: var(--color-warm-white);
}

.auth-card {
  background: var(--color-snow);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-md);
}

.auth-card__logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-forest);
  margin-bottom: var(--space-xs);
}

.auth-card__logo span {
  color: var(--color-amber);
}

.auth-card__subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-xl);
}

.auth-tabs {
  display: flex;
  background: var(--color-warm-white);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: var(--space-lg);
}

.auth-tab {
  flex: 1;
  padding: 0.625rem;
  border-radius: 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  text-align: center;
}

.auth-tab--active {
  background: var(--color-snow);
  color: var(--color-bark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.auth-error {
  background: var(--color-ember-light);
  color: var(--color-ember);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
  display: none;
}

.auth-error--visible {
  display: block;
}

/* ---- PENDING VERIFICATION ---- */

.pending {
  text-align: center;
  display: none;
}

.pending--visible {
  display: block;
}

.pending__icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--space-lg);
  background: rgba(27, 58, 45, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-forest);
}

.pending__icon svg {
  width: 2rem;
  height: 2rem;
}

.pending__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.pending__message {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-lg);
}

.pending__email {
  font-weight: 600;
  color: var(--color-bark);
}

/* ---- CHAT BUBBLE ---- */

.chat-messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  min-height: 300px;
  max-height: 500px;
  overflow-y: auto;
}

.chat-bubble {
  max-width: 80%;
  padding: 0.875rem 1.125rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  line-height: 1.6;
  word-wrap: break-word;
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--color-forest);
  color: var(--color-snow);
  border-bottom-right-radius: 4px;
}

.chat-bubble--ai {
  align-self: flex-start;
  background: var(--color-snow);
  border: 1px solid var(--color-forest-light);
  color: var(--color-bark);
  border-bottom-left-radius: 4px;
}

.chat-bubble--ai a {
  color: var(--color-amber);
  text-decoration: underline;
}

.chat-bubble--ai a:hover {
  color: var(--color-amber-dark, #b8860b);
}

.chat-input-bar {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-top: 1px solid var(--color-forest-light);
  background: var(--color-snow);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.chat-input-bar .form-input {
  flex: 1;
}

/* ---- PROGRESS INDICATOR ---- */

.progress-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.progress-step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.progress-step--active {
  color: var(--color-forest);
  font-weight: 500;
}

.progress-step--done {
  color: var(--color-sage);
}

.progress-step__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-frost);
  flex-shrink: 0;
}

.progress-step--active .progress-step__dot {
  background: var(--color-amber);
  box-shadow: 0 0 0 3px var(--color-amber-glow);
}

.progress-step--done .progress-step__dot {
  background: var(--color-sage);
}

/* ---- KNOWLEDGE SEARCH & FILTER TOOLBAR ---- */

.knowledge-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-md);
}

.knowledge-search {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.knowledge-search__input {
  width: 100%;
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  border: 1.5px solid var(--color-frost);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  background: var(--color-snow);
  transition: border-color var(--transition-fast);
}

.knowledge-search__input:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px var(--color-amber-glow);
}

.knowledge-search__icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--color-text-muted);
  pointer-events: none;
}

.knowledge-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  align-items: center;
}

.knowledge-filter-group {
  display: flex;
  gap: 2px;
  background: var(--color-warm-white);
  border-radius: 100px;
  padding: 2px;
}

.knowledge-pill {
  padding: 0.375rem 0.75rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: transparent;
}

.knowledge-pill:hover {
  color: var(--color-bark);
}

.knowledge-pill--active {
  background: var(--color-forest);
  color: var(--color-snow);
}

.knowledge-sort {
  padding: 0.375rem 0.75rem;
  border: 1.5px solid var(--color-frost);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-bark);
  background: var(--color-snow);
  cursor: pointer;
}

.knowledge-sort:focus {
  outline: none;
  border-color: var(--color-amber);
}

/* ---- KNOWLEDGE ENTRY (expandable) ---- */

.knowledge-entry {
  background: var(--color-warm-white);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  transition: box-shadow var(--transition-fast);
}

.knowledge-entry:hover {
  box-shadow: var(--shadow-sm);
}

.knowledge-entry__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  cursor: pointer;
}

.knowledge-entry__content {
  flex: 1;
  min-width: 0;
}

.knowledge-entry__text {
  font-size: 0.9375rem;
  word-break: break-word;
}

.knowledge-entry__meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.knowledge-entry__actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.knowledge-entry__expand {
  padding: 0 var(--space-md) var(--space-md);
  display: none;
}

.knowledge-entry--expanded .knowledge-entry__expand {
  display: block;
}

.knowledge-entry__full-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  padding: var(--space-md);
  background: var(--color-snow);
  border: 1px solid var(--color-forest-light);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
}

.knowledge-entry__edit-area {
  width: 100%;
  min-height: 120px;
  padding: var(--space-md);
  border: 1.5px solid var(--color-frost);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-family: var(--font-body);
  line-height: 1.6;
  resize: vertical;
  margin-bottom: var(--space-sm);
}

.knowledge-entry__edit-area:focus {
  outline: none;
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px var(--color-amber-glow);
}

.knowledge-entry__edit-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

.knowledge-entry__error {
  font-size: 0.8125rem;
  color: var(--color-ember);
  margin-top: var(--space-xs);
  font-style: italic;
}

/* ---- GUIDED PROMPTS ---- */

.knowledge-prompts {
  margin-bottom: var(--space-lg);
}

.knowledge-prompts__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.knowledge-prompts__title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-bark);
}

.knowledge-prompts__subtitle {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.knowledge-prompts__toggle {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  cursor: pointer;
  background: none;
  border: none;
  text-decoration: underline;
}

/* ---- KNOWLEDGE CHAT WINDOW ---- */

.knowledge-chat {
  border: 1px solid var(--color-forest-light);
  border-radius: var(--radius-md);
  background: var(--color-warm-white);
  overflow: hidden;
}

.knowledge-chat__messages {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: var(--space-lg);
  max-height: 500px;
  overflow-y: auto;
}

.knowledge-chat__input-bar {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-top: 1px solid var(--color-forest-light);
  background: var(--color-snow);
  align-items: center;
}

.knowledge-chat__input-wrap {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
}

.knowledge-chat__input-wrap .form-input {
  width: 100%;
  padding: 0.5rem 2.75rem 0.5rem 0.75rem;
  font-size: 0.875rem;
}

.knowledge-chat__send-btn {
  position: absolute;
  right: 0.275rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm, 0.375rem);
  border: none;
  background: var(--color-amber);
  color: var(--color-bark);
  cursor: pointer;
  transition: background var(--transition-fast), opacity var(--transition-fast);
}

.knowledge-chat__send-btn:hover {
  background: var(--color-amber-dark, #b8860b);
}

.knowledge-chat__send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.knowledge-chat__send-btn svg {
  width: 1rem;
  height: 1rem;
}

.knowledge-chat__input-bar .form-input {
  flex: 1;
}

.knowledge-chat__skip-btn {
  background: none;
  border: 1.5px solid var(--color-frost);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.knowledge-chat__skip-btn:hover {
  border-color: var(--color-text-muted);
  color: var(--color-bark);
}

.knowledge-chat__bubble--skipped {
  opacity: 0.5;
}

.knowledge-chat__skipped-tag {
  display: inline-block;
  margin-left: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  font-style: italic;
}

.knowledge-chat__retry-btn {
  display: block;
  margin-top: var(--space-xs);
  background: none;
  border: none;
  color: var(--color-amber);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}

.knowledge-chat__retry-btn:hover {
  color: var(--color-amber-hover);
}

.knowledge-chat__saved-badge {
  display: inline-block;
  margin-left: var(--space-sm);
  color: #4A7A4E;
  font-weight: 700;
}

.knowledge-chat__bubble--saved {
  opacity: 0.7;
  font-style: italic;
}

.knowledge-chat__typing {
  display: flex;
  gap: 4px;
  padding: 0.875rem 1.125rem;
  align-self: flex-start;
  background: var(--color-snow);
  border: 1px solid var(--color-forest-light);
  border-radius: var(--radius-md);
  border-bottom-left-radius: 4px;
}

.knowledge-chat__typing span {
  width: 8px;
  height: 8px;
  background: var(--color-frost);
  border-radius: 50%;
  animation: knowledge-chat-typing 1.4s ease-in-out infinite;
}

.knowledge-chat__typing span:nth-child(2) {
  animation-delay: 0.2s;
}

.knowledge-chat__typing span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes knowledge-chat-typing {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}

.knowledge-prompts__all-done {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}


@media (max-width: 600px) {
  .knowledge-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .knowledge-search {
    min-width: unset;
  }

  .knowledge-filters {
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .knowledge-chat__messages {
    max-height: 400px;
  }
}