/* IBM Carbon Design System (Gray 100 Dark) - Hosted Static Vault */
:root {
  --cds-bg: #161616;
  --cds-layer-01: #262626;
  --cds-layer-02: #393939;
  --cds-layer-hover: #353535;
  --cds-border-subtle: #393939;
  --cds-border-strong: #525252;
  --cds-text-primary: #f4f4f4;
  --cds-text-secondary: #c6c6c6;
  --cds-text-muted: #8d8d8d;
  --cds-brand-blue: #0f62fe;
  --cds-brand-blue-hover: #0353e9;
  --cds-brand-blue-active: #002d9c;
  --cds-support-success: #24a148;
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', Menlo, Consolas, monospace;

  --scrollbar-track: #111827;
  --scrollbar-thumb: #393939;
  --scrollbar-thumb-hover: #525252;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

*::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

*::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

*::-webkit-scrollbar-thumb {
  background-color: var(--scrollbar-thumb);
  border: 1px solid var(--scrollbar-track);
}

*::-webkit-scrollbar-thumb:hover {
  background-color: var(--scrollbar-thumb-hover);
}

html,
body.carbon-theme {
  background-color: var(--cds-bg);
  color: var(--cds-text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.carbon-header {
  height: 52px;
  background-color: #161616;
  border-bottom: 1px solid var(--cds-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cds-text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-divider {
  color: var(--cds-brand-blue);
}

.brand-suffix {
  color: var(--cds-text-secondary);
}

.brand-sub {
  font-size: 10px;
  background-color: var(--cds-layer-02);
  color: var(--cds-text-muted);
  padding: 2px 6px;
  margin-left: 4px;
}

.vault-data-metrics {
  display: flex;
  align-items: center;
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  padding: 4px 12px;
  gap: 12px;
}

.metric-cell {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.metric-key {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--cds-text-muted);
  font-weight: 600;
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
}

.metric-divider {
  width: 1px;
  height: 14px;
  background-color: var(--cds-border-subtle);
}

.dmca-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cds-text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.dmca-btn:hover {
  background-color: var(--cds-layer-02);
  border-color: var(--cds-border-strong);
  color: var(--cds-text-primary);
}

/* Controls Deck */
.controls-deck {
  background-color: var(--cds-layer-01);
  border-bottom: 1px solid var(--cds-border-subtle);
  padding: 14px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.deck-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.search-cell {
  position: relative;
  flex: 1;
  min-width: 240px;
}

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

.search-cell input {
  width: 100%;
  height: 34px;
  background-color: var(--cds-bg);
  border: 1px solid var(--cds-border-subtle);
  border-bottom: 1px solid var(--cds-border-strong);
  color: var(--cds-text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 0 12px 0 32px;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.search-cell input:focus {
  border-color: var(--cds-brand-blue);
  outline: 1px solid var(--cds-brand-blue);
}

.format-filter-group {
  display: flex;
  align-items: center;
  border: 1px solid var(--cds-border-subtle);
}

.filter-tab {
  background-color: var(--cds-bg);
  border: none;
  border-right: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-tab:last-child {
  border-right: none;
}

.filter-tab:hover {
  background-color: var(--cds-layer-02);
  color: var(--cds-text-primary);
}

.filter-tab.active {
  background-color: var(--cds-brand-blue);
  color: #ffffff;
}

.deck-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cell-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cds-text-muted);
}

/* Custom Carbon Dropdown */
.carbon-dropdown {
  position: relative;
  min-width: 170px;
  user-select: none;
}

.carbon-dropdown.dropdown-wide {
  min-width: 240px;
}

.dropdown-trigger {
  width: 100%;
  height: 34px;
  background-color: var(--cds-bg);
  border: 1px solid var(--cds-border-subtle);
  border-bottom: 1px solid var(--cds-border-strong);
  color: var(--cds-text-primary);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 0 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.dropdown-trigger:hover {
  background-color: #1f1f1f;
}

.carbon-dropdown.open .dropdown-trigger {
  border-color: var(--cds-brand-blue);
  outline: 1px solid var(--cds-brand-blue);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 1px);
  left: 0;
  width: 100%;
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-strong);
  z-index: 150;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.65);
}

.dropdown-item {
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cds-text-secondary);
  border-bottom: 1px solid var(--cds-border-subtle);
  cursor: pointer;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-item:hover {
  background-color: var(--cds-layer-02);
  color: #ffffff;
}

.dropdown-item.active {
  background-color: rgba(15, 98, 254, 0.2);
  border-left: 3px solid var(--cds-brand-blue);
  color: #ffffff;
  padding-left: 9px;
}

/* Stack All Weights Toggle Button */
.carbon-toggle-btn {
  height: 34px;
  padding: 0 12px;
  background-color: var(--cds-bg);
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.carbon-toggle-btn:hover {
  background-color: var(--cds-layer-02);
  color: var(--cds-text-primary);
}

.carbon-toggle-btn.active {
  background-color: rgba(15, 98, 254, 0.2);
  border-color: var(--cds-brand-blue);
  color: #78a9ff;
}

/* View Mode Switcher (Grid vs List) */
.view-mode-switcher {
  display: flex;
  align-items: center;
  border: 1px solid var(--cds-border-subtle);
  margin-left: auto;
}

.view-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--cds-bg);
  border: none;
  border-right: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.view-btn:last-child {
  border-right: none;
}

.view-btn:hover {
  background-color: var(--cds-layer-02);
  color: var(--cds-text-primary);
}

.view-btn.active {
  background-color: var(--cds-layer-02);
  color: #ffffff;
  border-bottom: 2px solid var(--cds-brand-blue);
}

/* Secondary Controls */
.secondary-controls {
  padding-top: 10px;
  border-top: 1px solid var(--cds-border-subtle);
}

.specimen-preset-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.size-control-group {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* Custom Carbon Scrubber & Stepper */
.carbon-size-controller {
  display: flex;
  align-items: center;
  height: 32px;
  border: 1px solid var(--cds-border-subtle);
  background-color: var(--cds-bg);
  user-select: none;
}

.size-step-btn {
  width: 30px;
  height: 100%;
  background-color: var(--cds-bg);
  border: none;
  color: var(--cds-text-secondary);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.size-step-btn:hover {
  background-color: var(--cds-layer-02);
  color: #ffffff;
}

.carbon-scrubber {
  position: relative;
  width: 150px;
  height: 100%;
  background-color: #121212;
  border-left: 1px solid var(--cds-border-subtle);
  border-right: 1px solid var(--cds-border-subtle);
  cursor: ew-resize;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scrubber-fill {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  background-color: var(--cds-brand-blue);
  opacity: 0.45;
  pointer-events: none;
}

.scrubber-readout {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: #ffffff;
  pointer-events: none;
}

/* Toast */
.carbon-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: #262626;
  border: 1px solid var(--cds-border-strong);
  border-left: 4px solid var(--cds-brand-blue);
  color: #ffffff;
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  z-index: 200;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* Viewport */
.vault-viewport {
  flex: 1;
  padding: 24px;
  background-color: var(--cds-bg);
}

.empty-notice-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
  max-width: 480px;
  margin: 0 auto;
}

.notice-mono-symbol {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  color: var(--cds-text-muted);
  margin-bottom: 16px;
}

.carbon-loader {
  width: 26px;
  height: 26px;
  border: 2px solid var(--cds-border-subtle);
  border-top-color: var(--cds-brand-blue);
  animation: carbonSpin 0.7s linear infinite;
  margin-bottom: 16px;
}

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

.empty-notice-state h2 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  color: var(--cds-text-primary);
}

.empty-notice-state p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--cds-text-secondary);
}

.empty-notice-state code {
  font-family: var(--font-mono);
  background-color: var(--cds-layer-01);
  padding: 2px 5px;
  border: 1px solid var(--cds-border-subtle);
  color: #78a9ff;
}

/* ========================================================= */
/* GROUPED TYPEFACE FAMILY CARDS (Grid & List)               */
/* ========================================================= */
.vault-container.grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(460px, 1fr));
  gap: 16px;
  align-items: start;
}

.vault-card {
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.15s ease;
}

.vault-card:hover {
  border-color: var(--cds-border-strong);
}

.vault-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.family-title-block {
  min-width: 0;
  flex: 1;
}

.family-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--cds-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-spec-tags {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.spec-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  background-color: #161616;
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
}

.spec-blue {
  background-color: rgba(15, 98, 254, 0.15);
  border-color: rgba(15, 98, 254, 0.4);
  color: #78a9ff;
}

.source-origin-link {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--cds-text-muted);
  text-decoration: none;
  max-width: 150px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.source-origin-link:hover {
  color: var(--cds-brand-blue);
  text-decoration: underline;
}

/* Weight Selector Strip inside Family Card */
.family-weights-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background-color: #1a1a1a;
  border: 1px solid var(--cds-border-subtle);
  padding: 6px 8px;
}

.weight-tabs-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.weight-tab {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  background-color: var(--cds-bg);
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  cursor: pointer;
  transition: all 0.12s ease;
}

.weight-tab:hover {
  background-color: var(--cds-layer-02);
  color: #ffffff;
}

.weight-tab.active {
  background-color: var(--cds-brand-blue);
  border-color: var(--cds-brand-blue);
  color: #ffffff;
}

.stack-card-toggle {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  cursor: pointer;
  white-space: nowrap;
}

.stack-card-toggle:hover {
  background-color: var(--cds-layer-02);
  color: #ffffff;
}

.stack-card-toggle.active {
  background-color: rgba(15, 98, 254, 0.2);
  border-color: var(--cds-brand-blue);
  color: #78a9ff;
}

/* Single Specimen Area */
.vault-specimen-box {
  background-color: #121212;
  border: 1px solid var(--cds-border-subtle);
  padding: 16px;
  min-height: 110px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.editable-specimen-content {
  color: #ffffff;
  outline: none;
  white-space: pre-wrap;
  word-break: break-word;
  user-select: text;
  line-height: 1.35;
}

.specimen-canvas-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
  padding-top: 8px;
  border-top: 1px solid #202020;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--cds-text-muted);
}

/* Stacked Waterfall View */
.stacked-waterfall {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--cds-border-subtle);
  background-color: #121212;
}

.waterfall-row {
  padding: 12px 14px;
  border-bottom: 1px solid #242424;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.waterfall-row:last-child {
  border-bottom: none;
}

.waterfall-row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.waterfall-cut-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
}

.waterfall-weight-tag {
  color: #78a9ff;
  font-weight: 700;
}

.waterfall-meta-tag {
  color: var(--cds-text-muted);
}

.waterfall-row-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.mini-util-btn {
  padding: 2px 7px;
  background-color: var(--cds-layer-01);
  border: 1px solid var(--cds-border-subtle);
  color: var(--cds-text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  cursor: pointer;
}

.mini-util-btn:hover {
  background-color: var(--cds-layer-02);
  color: #ffffff;
}

.mini-util-btn.dl:hover {
  background-color: var(--cds-brand-blue);
  border-color: var(--cds-brand-blue);
  color: #ffffff;
}

.card-actions-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.util-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background-color: var(--cds-layer-02);
  border: 1px solid transparent;
  color: var(--cds-text-primary);
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: pointer;
  transition: background-color 0.15s ease;
  white-space: nowrap;
}

.util-btn:hover {
  background-color: #4c4c4c;
}

.util-btn-download {
  background-color: var(--cds-brand-blue);
  color: #ffffff;
}

.util-btn-download:hover {
  background-color: var(--cds-brand-blue-hover);
}

/* LIST LAYOUT */
.vault-container.list-layout {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.vault-container.list-layout .vault-card {
  padding: 12px 16px;
  gap: 10px;
}

.vault-container.list-layout .vault-specimen-box {
  padding: 10px 14px;
  min-height: auto;
}

.vault-container.list-layout .specimen-canvas-meta {
  margin-top: 8px;
  padding-top: 6px;
}

.hidden {
  display: none !important;
}