/* ============================================================
   STYLE.CSS — Component Library browser UI
   ============================================================ */

/* ── Layout ─────────────────────────────────────────────── */
.layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
  background: var(--color-background-primary);
}

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  width: 224px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  border-right: 0.5px solid var(--color-border-secondary);
  background: var(--color-background-secondary);
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 18px 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  border-bottom: 0.5px solid var(--color-border-secondary);
  margin-bottom: 14px;
  user-select: none;
}

.sidebar-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-tertiary);
  padding: 0 18px 8px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 0 8px;
  flex: 1;
}

.nav-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item-main {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  column-gap: 8px;
  border: none;
  font-family: var(--font-sans);
  cursor: pointer;
  background: transparent;
  color: var(--color-text-secondary);
}

.nav-item-main .nav-count {
  margin-left: 0;
  min-width: 26px;
  padding: 1px 0;
  justify-self: end;
}

.nav-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-chevron {
  margin-left: 0;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.nav-group.open .nav-chevron {
  transform: rotate(180deg);
  color: var(--color-text-secondary);
}

/* Expanded groups stay neutral unless explicitly selected */
.nav-group.open .nav-item-main:not(.active) {
  background: transparent;
  color: var(--color-text-secondary);
  font-weight: 400;
}

.nav-sublist {
  display: none;
  flex-direction: column;
  gap: 1px;
  padding: 0 0 2px 18px;
}

.nav-group.open .nav-sublist {
  display: flex;
}

.nav-subitem {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--border-radius-md);
  font-size: 12px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-subitem:hover {
  background: var(--color-background-overlay);
  color: var(--color-text-primary);
}

.nav-subitem.active {
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
  font-weight: 500;
}

.nav-subcount {
  margin-left: auto;
  font-size: 11px;
  color: var(--color-text-tertiary);
  background: var(--color-background-tertiary);
  min-width: 18px;
  text-align: center;
  padding: 1px 6px;
  border-radius: var(--border-radius-full);
  font-variant-numeric: tabular-nums;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  border-radius: var(--border-radius-md);
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.nav-item:hover {
  background: var(--color-background-overlay);
  color: var(--color-text-primary);
}

.nav-item.active {
  background: var(--color-background-tertiary);
  color: var(--color-text-primary);
  font-weight: 500;
}

.nav-item svg {
  flex-shrink: 0;
  opacity: 0.55;
}

.nav-item.active svg,
.nav-item:hover svg {
  opacity: 1;
}

.nav-count {
  margin-left: auto;
  font-size: 11px;
  color: var(--color-text-tertiary);
  background: var(--color-background-tertiary);
  min-width: 18px;
  text-align: center;
  padding: 1px 6px;
  border-radius: var(--border-radius-full);
  font-variant-numeric: tabular-nums;
}

.nav-item.active .nav-count {
  background: var(--color-background-secondary);
}

/* Keep label/count/chevron on fixed columns so counts align perfectly */
.sidebar-nav > .nav-item,
.nav-item-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 30px 14px;
  align-items: center;
  column-gap: 8px;
  gap: 0;
  justify-items: stretch;
}

.sidebar-nav > .nav-item .nav-label,
.nav-item-main .nav-label {
  grid-column: 1;
  justify-self: start;
  text-align: left;
}

.sidebar-nav > .nav-item .nav-count,
.nav-item-main .nav-count {
  grid-column: 2;
  margin-left: 0;
  min-width: 26px;
  padding: 1px 0;
  justify-self: end;
}

.nav-item-main .nav-chevron {
  grid-column: 3;
}

.sidebar-footer {
  padding: 10px 8px 16px;
  border-top: 0.5px solid var(--color-border-secondary);
  margin-top: 12px;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  padding: 7px 10px;
  border: none;
  border-radius: var(--border-radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  text-align: left;
}

.theme-toggle:hover {
  background: var(--color-background-overlay);
  color: var(--color-text-primary);
}

/* Show sun in light mode, moon in dark mode */
body:not(.dark) .icon-dark,
body.dark .icon-light { display: none; }

/* ── Main ────────────────────────────────────────────────── */
.main {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ── Topbar ──────────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 22px 24px 0;
  flex-shrink: 0;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.search-wrap {
  position: relative;
  flex: 1;
  max-width: 360px;
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--color-text-tertiary);
}

#search {
  width: 100%;
  padding: 8px 10px 8px 32px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}

#search:focus {
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Remove the native search cancel button */
#search::-webkit-search-cancel-button { -webkit-appearance: none; }

.sort-select {
  padding: 8px 10px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  outline: none;
  flex-shrink: 0;
  transition: border-color var(--transition-fast);
}

.sort-select:focus {
  border-color: var(--color-border-focus);
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-add {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  border: 0.5px solid var(--color-text-primary);
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}

.btn-add:hover { opacity: 0.82; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 0.5px solid var(--color-text-primary);
  border-radius: var(--border-radius-md);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover { opacity: 0.82; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: background var(--transition-fast);
}

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

.btn-danger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 0.5px solid var(--color-border-danger);
  border-radius: var(--border-radius-md);
  background: var(--color-background-danger);
  color: var(--color-text-danger);
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.btn-danger:hover { opacity: 0.82; }

/* ── Sub-header (filters + count) ────────────────────────── */
.sub-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 24px 0;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.filter-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-pill {
  font-size: 12px;
  padding: 4px 12px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-full);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.filter-pill:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.filter-pill.active {
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  border-color: var(--color-text-primary);
}

.count-label {
  font-size: 12px;
  color: var(--color-text-tertiary);
  white-space: nowrap;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* ── Grid ────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
  padding: 16px 24px 48px;
  align-content: start;
}

/* ── Card ────────────────────────────────────────────────── */
.card {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  background: var(--color-background-primary);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-secondary);
  transform: translateY(-1px);
}

.card-preview {
  height: 160px;
  overflow: hidden;
  background: var(--color-background-secondary);
  border-bottom: 0.5px solid var(--color-border-tertiary);
  position: relative;
  flex-shrink: 0;
}

.card-preview iframe {
  width: 100%;
  height: 160px;
  border: none;
  display: block;
  pointer-events: auto;
}

.card-meta {
  padding: 13px 14px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.card-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.3;
}

/* ── Category badges ─────────────────────────────────────── */
.badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--border-radius-full);
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.badge-inputs     { background: var(--color-cat-inputs-bg);     color: var(--color-cat-inputs-text); }
.badge-buttons    { background: var(--color-cat-buttons-bg);    color: var(--color-cat-buttons-text); }
.badge-display    { background: var(--color-cat-display-bg);    color: var(--color-cat-display-text); }
.badge-feedback   { background: var(--color-cat-feedback-bg);   color: var(--color-cat-feedback-text); }
.badge-navigation { background: var(--color-cat-navigation-bg); color: var(--color-cat-navigation-text); }
.badge-layout     { background: var(--color-cat-layout-bg);     color: var(--color-cat-layout-text); }

.card-desc {
  font-size: 12px;
  color: var(--color-text-secondary);
  line-height: 1.55;
  flex: 1;
}

.card-actions {
  display: flex;
  gap: 6px;
  margin-top: 2px;
}

.btn-card {
  flex: 1;
  padding: 6px 10px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-size: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  text-align: center;
  transition: background var(--transition-fast);
  white-space: nowrap;
}

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

.btn-card-delete {
  flex: 0 0 auto;
  padding: 6px 9px;
  color: var(--color-text-tertiary);
  border-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-card-delete:hover {
  color: var(--color-text-danger);
  background: var(--color-background-danger);
  border-color: var(--color-border-danger);
}

/* ── States ──────────────────────────────────────────────── */
.loading-state,
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 5rem 1rem;
  color: var(--color-text-tertiary);
}

.empty-state-icon {
  margin: 0 auto 14px;
  opacity: 0.3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.empty-state-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}

.empty-state-desc { font-size: 13px; }

/* ── Overlay + Modal ─────────────────────────────────────── */
.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

.overlay.open { display: flex; }

.modal {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-sm { max-width: 420px; }

.modal-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 16px;
  border-bottom: 0.5px solid var(--color-border-secondary);
  flex-shrink: 0;
}

.modal-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--border-radius-md);
  background: transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.modal-bd {
  padding: 18px 20px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.modal-ft {
  padding: 14px 20px;
  border-top: 0.5px solid var(--color-border-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.modal-actions {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.modal-error {
  font-size: 12px;
  color: var(--color-text-danger);
}

/* ── Form fields ─────────────────────────────────────────── */
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.field-hint {
  font-weight: 400;
  color: var(--color-text-tertiary);
}

.required { color: var(--color-text-danger); }

.field-input,
.field-select {
  padding: 8px 10px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
  font-size: 13px;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.field-input:focus,
.field-select:focus {
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ── Code editor ─────────────────────────────────────────── */
.code-editor {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.code-tabs {
  display: flex;
  border-bottom: 0.5px solid var(--color-border-secondary);
  background: var(--color-background-secondary);
}

.code-tab {
  padding: 8px 16px;
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -0.5px;
  transition: color var(--transition-fast);
}

.code-tab:hover { color: var(--color-text-secondary); }

.code-tab.active {
  color: var(--color-text-primary);
  border-bottom-color: var(--color-text-primary);
}

.code-panel { display: none; }
.code-panel.active { display: block; }

.code-textarea {
  width: 100%;
  height: 220px;
  padding: 12px 14px;
  border: none;
  outline: none;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  resize: vertical;
  display: block;
  tab-size: 2;
}

.code-textarea::placeholder { color: var(--color-text-tertiary); }

/* ── Read-only code viewer ──────────────────────────────── */
.code-viewer .code-panel {
  display: none;
}

.code-viewer .code-panel.active {
  display: block;
}

.code-pre {
  width: 100%;
  min-height: 260px;
  max-height: 52vh;
  margin: 0;
  padding: 12px 14px;
  overflow: auto;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  border: none;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  tab-size: 2;
  white-space: pre;
}

/* ── Delete modal ────────────────────────────────────────── */
.delete-msg {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.delete-msg strong { color: var(--color-text-primary); }

/* ── Toast ───────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--color-text-primary);
  color: var(--color-background-primary);
  font-size: 12.5px;
  font-family: var(--font-sans);
  padding: 8px 18px;
  border-radius: var(--border-radius-full);
  opacity: 0;
  transition: opacity 0.15s, transform 0.15s;
  pointer-events: none;
  white-space: nowrap;
  z-index: 300;
  box-shadow: var(--shadow-md);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Scrollbar (Webkit) ──────────────────────────────────── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border-primary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-tertiary); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 680px) {
  .sidebar { display: none; }
  .topbar { padding: 16px 16px 0; }
  .sub-header { padding: 12px 16px 0; }
  .grid { padding: 12px 16px 40px; grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
}