:root {
  --bg: #0f0f12;
  --surface: #18181c;
  --surface-hover: #1f1f24;
  --border: #2d2d35;
  --text: #e8e8ec;
  --text-muted: #9a9aa8;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --success: #22c55e;
  --error: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --font-sans: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', monospace;
  --shadow: 0 4px 24px rgba(0,0,0,0.35);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --bg: #f4f4f6;
    --surface: #ffffff;
    --surface-hover: #f0f0f4;
    --border: #e2e2e8;
    --text: #1a1a1e;
    --text-muted: #6b6b78;
    --accent: #4f46e5;
    --accent-hover: #6366f1;
  }
}

html[data-theme='light'] {
  --bg: #f4f4f6;
  --surface: #ffffff;
  --surface-hover: #f0f0f4;
  --border: #e2e2e8;
  --text: #1a1a1e;
  --text-muted: #6b6b78;
  --accent: #4f46e5;
  --accent-hover: #6366f1;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-2) var(--space-3);
  background: rgba(15, 15, 18, 0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .topbar {
    background: rgba(244, 244, 246, 0.75);
  }
}

html[data-theme='light'] .topbar {
  background: rgba(244, 244, 246, 0.75);
}

.topbar-title {
  display: grid;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.topbar-logo {
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-tagline {
  color: var(--text-muted);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

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

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: min(84vw, 320px);
  background: var(--surface);
  border-right: 1px solid var(--border);
  box-shadow: var(--shadow);
  z-index: 60;
  transform: translateX(-105%);
  transition: transform 0.2s ease;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.sidebar.open {
  transform: translateX(0);
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--border);
}

.sidebar-brand {
  display: grid;
  gap: 0;
}

.sidebar-logo {
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: -0.02em;
}

.sidebar-tagline {
  color: var(--text-muted);
  font-size: 0.7rem;
  margin-top: 2px;
}

.sidebar-collapse {
  width: 40px;
  flex-shrink: 0;
}

.sidebar-nav {
  padding: var(--space-2) var(--space-2) var(--space-2);
  display: grid;
  gap: 2px;
  align-content: start;
  align-items: start;
  min-height: 0;
  overflow: auto;
}

.sidebar-footer {
  padding: var(--space-2) var(--space-2) var(--space-3);
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.sidebar-theme-toggle {
  width: 100%;
  justify-content: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px var(--space-2) 6px var(--space-2);
  border-radius: 7px;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid transparent;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.35;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.nav-link:hover {
  background: var(--surface-hover);
  color: var(--text);
}

.nav-link.active {
  color: var(--text);
  background: rgba(99, 102, 241, 0.09);
  box-shadow: inset 3px 0 0 0 var(--accent);
}

.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 55;
}

.app {
  width: 100%;
  max-width: 100%;
  margin: 0;
  min-height: 100vh;
  padding: clamp(12px, 4vw, 24px);
  padding-bottom: 48px;
}

@media (min-width: 980px) {
  .app {
    padding-left: 32px;
    padding-right: 32px;
  }
}

.section {
  scroll-margin-top: 64px;
}

@media (min-width: 980px) {
  .layout {
    grid-template-columns: 240px 1fr;
    transition: grid-template-columns 0.22s ease;
  }

  .layout.sidebar-collapsed {
    grid-template-columns: 52px 1fr;
  }

  .topbar {
    display: none;
  }

  .sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    transform: none;
    width: 240px;
    transition: width 0.22s ease;
  }

  .layout.sidebar-collapsed .sidebar {
    width: 52px;
    min-width: 52px;
    overflow: hidden;
  }

  .layout.sidebar-collapsed .sidebar-brand,
  .layout.sidebar-collapsed .sidebar-nav,
  .layout.sidebar-collapsed .sidebar-footer {
    display: none;
  }

  .layout.sidebar-collapsed .sidebar-header {
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding: 10px 8px;
    gap: 0;
    border-bottom: none;
  }

  .layout.sidebar-collapsed .sidebar-collapse {
    width: 100%;
    order: -1;
  }

  .sidebar-backdrop {
    display: none;
  }

  .app {
    min-height: 100vh;
  }
}

.write-workspace {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 980px) {
  .write-workspace {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

.scheme-workspace {
  margin-top: var(--space-3);
}

.scheme-editor-split {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--space-3);
  align-items: start;
}

.scheme-tree-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: var(--space-2);
}

.scheme-tree {
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  max-height: min(60vh, 520px);
}

.scheme-tree-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-2);
  border-top: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}

.scheme-tree-row:first-child {
  border-top: none;
}

.scheme-tree-row:hover {
  background: rgba(255,255,255,0.02);
}

.scheme-tree-row.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.18) inset;
}

.scheme-tree-row .scheme-tree-row-main {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  min-width: 0;
}

.scheme-tree-row .scheme-tree-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.scheme-tree-row .scheme-tree-title {
  color: var(--text);
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.scheme-editor-panel {
  display: grid;
  gap: var(--space-3);
}

.scheme-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 4px 2px;
}

.scheme-editor-title {
  font-weight: 700;
  color: var(--text);
}

.scheme-selected-meta {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  padding: var(--space-2) var(--space-3);
}

.scheme-attrs {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  padding: var(--space-2) var(--space-3);
}

.scheme-attr-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  align-items: center;
}

.scheme-attr-grid label {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.scheme-value-textarea {
  min-height: 90px;
}

.scheme-save-row {
  display: flex;
  justify-content: flex-start;
}

.scheme-add-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  padding: var(--space-3);
}

.scheme-add-title {
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--text);
}

.scheme-add-grid {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--space-2);
  align-items: center;
}

.scheme-add-grid label {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.scheme-add-actions {
  margin-top: var(--space-2);
}

.scheme-export-card {
  border-top: 1px solid var(--border);
  padding-top: var(--space-2);
}

.scheme-export-actions {
  justify-content: flex-start;
}

@media (max-width: 980px) {
  .scheme-editor-split {
    grid-template-columns: 1fr;
  }
}

.write-helpers {
  margin-top: 12px;
}

.write-helpers > summary {
  cursor: pointer;
  font-weight: 600;
  padding: 8px 0;
}

.compact-card {
  padding: 14px;
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.entries-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.card-title {
  margin: 0;
}

.write-left .entry-list,
.write-right .tlv-tree,
.write-right .tag-ref-details,
.write-right .tag-catalog-table {
  max-height: min(60vh, 520px);
  overflow: auto;
}

.entry-list {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
}

.entry-item {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  cursor: pointer;
}

.entry-item:hover {
  border-color: rgba(99, 102, 241, 0.45);
}

.entry-item.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.18);
}

.entry-item:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.25);
}

.entry-tag {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text);
}

.entry-preview {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.entry-item.expanded .entry-preview {
  overflow: visible;
  white-space: normal;
  text-overflow: clip;
}

.entry-remove {
  padding: 8px 10px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
}

.entry-remove:hover {
  color: var(--error);
  border-color: var(--error);
}

.entry-editor {
  border-top: 1px solid var(--border);
  padding-top: 10px;
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.entry-editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.entry-editor-title {
  font-weight: 600;
}

.entry-editor-form {
  display: grid;
  gap: 6px;
}

.entry-input {
  width: 100%;
  padding: var(--space-2) var(--space-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.entry-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

@media (max-width: 520px) {
  .entry-item {
    grid-template-columns: 72px 1fr auto;
  }
}
.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: clamp(16px, 4vw, 24px);
  margin-bottom: var(--space-4);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.compact-card {
  padding: var(--space-3);
}

.card h2 {
  margin-bottom: var(--space-3);
}

.card h3 {
  margin-bottom: var(--space-2);
}

.card h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 var(--space-4) 0;
}

.card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 var(--space-3) 0;
}

.hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 var(--space-3) 0;
}

.load-actions, .write-actions {
  margin-bottom: var(--space-3);
}

.or {
  margin: var(--space-2) 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.input-area {
  width: 100%;
  min-height: 100px;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  resize: vertical;
  margin-bottom: var(--space-3);
}

.input-area:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.input-area::placeholder {
  color: var(--text-muted);
}

.output-area {
  background: var(--surface-hover);
}

.input-format {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
  font-size: 0.9rem;
}

.input-format label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--text-muted);
}

.input-format input:checked + *,
.input-format label:has(input:checked) {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

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

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

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

.btn-secondary {
  background: var(--surface-hover);
  color: var(--text);
  border: 1px solid var(--border);
}

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

.file-label {
  cursor: pointer;
  margin-bottom: var(--space-3);
}

.result-actions, .base64-actions, .write-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.ca-actions {
  margin-top: var(--space-3);
  margin-bottom: var(--space-3);
}

.byte-actions {
  margin-top: var(--space-3);
  margin-bottom: var(--space-3);
}

.write-export-select {
  min-width: 118px;
  width: auto;
  height: 38px;
  padding: 0 10px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

.base64-actions {
  margin-bottom: var(--space-3);
}

.output-pre {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 320px;
  overflow-y: auto;
  margin: 0 0 var(--space-3) 0;
}

.result-card h2 {
  margin-bottom: var(--space-3);
}

.tlv-entries {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.tlv-entry {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 6px;
  align-items: center;
}

.tlv-hint-details {
  grid-column: 1 / -1;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  overflow: hidden;
}

.tlv-hint-details > summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 10px;
  color: var(--text-muted);
  font-size: 0.82rem;
  user-select: none;
}

.tlv-hint-details > summary::-webkit-details-marker {
  display: none;
}

.tlv-hint-body {
  padding: 8px 10px 10px 10px;
  color: var(--text);
  font-size: 0.82rem;
  line-height: 1.35;
  border-top: 1px solid var(--border);
}

.tlv-hint-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.tag-hint-meta,
.tag-hint-format,
.tag-hint-desc {
  color: var(--text-muted);
}

.tag-hint-warn {
  color: var(--error);
}

.tag-hint-unknown {
  color: var(--text-muted);
}

@media (max-width: 480px) {
  .tlv-entry {
    grid-template-columns: 1fr;
  }
}

.tlv-entry input {
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.tlv-entry input:focus {
  outline: none;
  border-color: var(--accent);
}

.tlv-entry .remove-btn {
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
}

.tlv-entry .remove-btn:hover {
  color: var(--error);
  border-color: var(--error);
}

.write-import {
  margin-bottom: 12px;
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.write-import .file-label {
  margin-bottom: 0;
}

.tag-ref-card {
  margin-top: 14px;
}

.tlv-tree-card {
  margin-top: 14px;
}

.tlv-tree {
  margin-top: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  overflow: hidden;
}

.tlv-tree-row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
}

.tlv-tree-row:first-child {
  border-top: none;
}

.tlv-tree-tag {
  font-family: var(--font-mono);
  color: var(--text);
}

.tlv-tree-body {
  display: grid;
  gap: 2px;
}

.tlv-tree-title {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
}

.tlv-tree-title .name {
  color: var(--text);
  font-weight: 600;
  font-size: 0.92rem;
}

.tlv-tree-title .meta {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-family: var(--font-mono);
}

.tlv-tree-desc,
.tlv-tree-format,
.tlv-tree-value {
  color: var(--text-muted);
  font-size: 0.82rem;
}

.tlv-node {
  border-top: 1px solid var(--border);
}

.tlv-node:first-child {
  border-top: none;
}

.tlv-node > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  user-select: none;
}

.tlv-node > summary::-webkit-details-marker {
  display: none;
}

.tlv-node-summary-tag {
  font-family: var(--font-mono);
  color: var(--text);
}

.tlv-node-summary-main {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: baseline;
  min-width: 0;
}

.tlv-node-summary-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
}

.tlv-node-summary-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tlv-node-summary-value {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.tlv-node-body {
  padding: 8px 10px 10px 10px;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 6px;
}

.tlv-node-body .tlv-tree-children {
  margin-top: 6px;
}

.tlv-tree-value code {
  font-family: var(--font-mono);
  color: var(--text);
}

.tlv-tree-children {
  border-left: 2px solid var(--border);
  margin-top: 8px;
  margin-left: 6px;
  padding-left: 10px;
  display: grid;
  gap: 8px;
}

.tlv-tree-unknown {
  color: var(--text-muted);
  font-size: 0.84rem;
}

.tag-catalog-card {
  margin-top: 14px;
}

.tag-catalog-controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
}

@media (max-width: 560px) {
  .tag-catalog-controls {
    grid-template-columns: 1fr;
  }
}

.tag-catalog-search {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.tag-catalog-search:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.tag-catalog-table {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg);
}

.tag-catalog-head,
.tag-catalog-row {
  display: grid;
  grid-template-columns: 100px 1.1fr 110px 2fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
}

@media (max-width: 720px) {
  .tag-catalog-head {
    display: none;
  }

  .tag-catalog-row {
    grid-template-columns: 96px 1fr auto;
    gap: 8px 10px;
  }

  .tag-catalog-row .len,
  .tag-catalog-row .notes {
    grid-column: 1 / -1;
  }
}

.tag-catalog-head {
  background: var(--surface-hover);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tag-catalog-row {
  border-top: 1px solid var(--border);
  font-size: 0.86rem;
}

.tag-catalog-row .notes {
  color: var(--text-muted);
}

.tag-catalog-row code {
  font-family: var(--font-mono);
}

.tag-catalog-empty {
  padding: 12px;
  color: var(--text-muted);
}

.btn-sm {
  padding: 8px 12px;
  font-size: 0.85rem;
}

.row-flash {
  outline: 2px solid rgba(99, 102, 241, 0.6);
  border-radius: var(--radius-sm);
}

.row-flash .tlv-tag,
.row-flash .tlv-value {
  border-color: var(--accent);
}

.tag-ref-controls {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
}

@media (max-width: 560px) {
  .tag-ref-controls {
    grid-template-columns: 1fr;
  }
}

.tag-ref-search,
.tag-ref-select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.tag-ref-search:focus,
.tag-ref-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.tag-ref-details {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  padding: 12px;
}

.tag-ref-title {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  margin-bottom: 10px;
}

.tag-ref-title code {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text);
}

.tag-ref-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.tag-ref-desc {
  margin: 0 0 12px 0;
  color: var(--text);
  font-size: 0.92rem;
}

.tag-ref-kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 6px 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.tag-ref-kv .k {
  color: var(--text-muted);
}

.tag-ref-kv .v {
  font-family: var(--font-mono);
  word-break: break-word;
}

.bitfield {
  display: grid;
  gap: 12px;
}

.bitfield-byte {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-hover);
  padding: 10px;
}

.bitfield-byte-header {
  display: flex;
  gap: 10px;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 10px;
}

.bitfield-byte-header .label {
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
}

.bitfield-byte-header .value {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.bit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 10px;
}

@media (min-width: 520px) {
  .bit-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.bit-toggle {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

.bit-toggle input {
  accent-color: var(--accent);
}

.bit-toggle .bit-name {
  font-size: 0.85rem;
  line-height: 1.2;
  color: var(--text);
}

.tag-ref-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.adapt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.adapt-column h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

@media (max-width: 640px) {
  .adapt-grid {
    grid-template-columns: 1fr;
  }
}

.footer {
  text-align: center;
  padding: 24px 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.terminal-summary {
  margin-top: 12px;
  text-align: left;
}

.terminal-summary h2 {
  font-size: 0.9rem;
  font-weight: 600;
  margin: 12px 0 8px 0;
  color: var(--text);
}

.terminal-summary-pre {
  background: var(--surface-hover);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
  max-height: 220px;
  overflow-y: auto;
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 6px;
}

#base64-output {
  margin-top: 6px;
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  padding: 12px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  opacity: 0;
  transition: transform 0.25s, opacity 0.25s;
  z-index: 100;
}

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

.toast.success {
  border-color: var(--success);
}

.toast.error {
  border-color: var(--error);
}

.calc-fab-wrap {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 110;
}

.calc-fab {
  width: 62px;
  height: 62px;
  border-radius: 999px;
  border: 1px solid rgba(129, 140, 248, 0.45);
  background: linear-gradient(180deg, #7c89ff, #5f6df1);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(79, 70, 229, 0.38);
}

.calc-fab:active {
  transform: scale(0.98);
}

.calc-panel {
  position: fixed;
  right: 18px;
  bottom: 96px;
  width: min(92vw, 420px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 111;
  padding: 14px;
  box-sizing: border-box;
}

.calc-panel:not([hidden]) {
  display: grid;
  gap: 10px;
}

.calc-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.calc-close {
  width: 36px;
  height: 36px;
}

.calc-mode-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.calc-mode-btn.active {
  background: rgba(99, 102, 241, 0.2);
  border-color: rgba(129, 140, 248, 0.6);
}

.calc-display {
  text-align: right;
  font-size: 1.15rem;
  font-weight: 600;
  min-height: 44px;
}

.calc-programmer-options {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  align-items: center;
}

.calc-programmer-options label {
  margin: 0;
  color: var(--text-muted);
}

.calc-prog-base {
  height: 38px;
  font-family: var(--font-sans);
}

.calc-programmer-meta {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-all;
}

.calc-keypad {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.calc-key {
  min-height: 42px;
  padding: 8px 6px;
}

.calc-key[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

@media (max-width: 640px) {
  .calc-panel {
    right: 10px;
    left: 10px;
    width: auto;
    bottom: 94px;
  }
}

.ca-status-table-wrap {
  overflow-x: auto;
  margin-top: 10px;
}

.ca-status-table,
.byte-extractor-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.ca-status-table th,
.ca-status-table td,
.byte-extractor-table th,
.byte-extractor-table td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  vertical-align: top;
}

.ca-status-table th,
.byte-extractor-table th {
  background: var(--surface-hover);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.ca-byte-cell {
  font-family: var(--font-mono);
  color: var(--text);
  font-size: 0.88rem;
  white-space: nowrap;
}

.ca-bit-cell {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.ca-bit-cell.on {
  background: rgba(34, 197, 94, 0.18);
  border-color: rgba(34, 197, 94, 0.55);
  color: var(--text);
}

.byte-extractor-table-wrap {
  overflow-x: auto;
  margin-top: 10px;
}

.byte-hex-cell,
.byte-dec-cell,
.byte-binary-cell {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 0.86rem;
  white-space: nowrap;
}

.byte-binary-cell {
  color: var(--text);
}

.byte-bit-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.ca-meaning-cell {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: pre-wrap;
  word-break: break-word;
  min-width: 320px;
}

.icc-actions {
  margin-top: var(--space-3);
}

.icc-meta-hint {
  margin-bottom: var(--space-2);
}

.icc-decode-table-wrap {
  overflow-x: auto;
  margin-top: var(--space-3);
}

.icc-decode-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 860px;
}

.icc-decode-table th,
.icc-decode-table td {
  border: 1px solid var(--border);
  padding: 8px 10px;
  vertical-align: top;
}

.icc-decode-table th {
  background: var(--surface-hover);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.icc-tag-cell,
.icc-len-cell {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  white-space: nowrap;
}

.icc-tag-cell {
  color: var(--text);
}

.icc-name-cell {
  font-size: 0.9rem;
  min-width: 180px;
}

.icc-value-cell {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  word-break: break-all;
  max-width: 280px;
}

.icc-decoded-cell {
  font-size: 0.86rem;
  color: var(--text);
  min-width: 200px;
}

.qt-editor-card {
  padding: 0;
  overflow: hidden;
}

.qt-editor-split {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
}

.qt-templates-panel,
.qt-tags-panel {
  background: var(--surface);
}

.qt-templates-panel {
  border-right: 1px solid var(--border);
  padding: 14px 14px 12px 14px;
  min-height: 520px;
  display: grid;
  grid-template-rows: auto auto 1fr;
}

.qt-tags-panel {
  padding: 14px 14px 12px 14px;
  min-height: 520px;
  display: grid;
  grid-template-rows: auto auto 1fr;
}

.qt-panel-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.qt-header-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.qt-search {
  width: 100%;
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.qt-search:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.qt-search-right {
  width: min(280px, 44vw);
  margin-top: 0;
}

.qt-tree {
  margin-top: 12px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

.qt-tree-row {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
  cursor: pointer;
  user-select: none;
}

.qt-tree-row:first-child {
  border-top: none;
}

.qt-tree-row:hover {
  background: rgba(255,255,255,0.02);
}

.qt-tree-row.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.18) inset;
}

.qt-tree-indent {
  width: 14px;
  display: inline-block;
}

.qt-caret {
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.qt-tree-tag code {
  font-family: var(--font-mono);
  color: var(--text);
}

.qt-tree-name {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-left: 8px;
}

.qt-table-head {
  display: grid;
  grid-template-columns: 110px 1fr 1.2fr;
  gap: 0;
  padding: 10px 10px;
  border: 1px solid var(--border);
  border-bottom: none;
  background: var(--surface-hover);
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.qt-tag-rows {
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  overflow: auto;
  background: var(--bg);
}

.qt-tag-row {
  display: grid;
  grid-template-columns: 110px 1fr 1.2fr;
  gap: 0;
  padding: 8px 10px;
  border-top: 1px solid var(--border);
  cursor: pointer;
}

.qt-tag-row:first-child {
  border-top: none;
}

.qt-tag-row:hover {
  background: rgba(255,255,255,0.02);
}

.qt-tag-row.selected {
  border-top-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.18) inset;
}

.qt-tag-col code,
.qt-data-col code {
  font-family: var(--font-mono);
  color: var(--text);
  word-break: break-all;
}

.qt-info-col {
  color: var(--text-muted);
  font-size: 0.85rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.qt-data-col {
  color: var(--text-muted);
  font-size: 0.82rem;
  min-width: 0;
}

.qt-data-controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
}

.qt-bits-btn {
  white-space: nowrap;
}

.qt-inline-bit-editor {
  margin-top: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  background: var(--surface-hover);
}

.qt-inline-bit-output {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 10px;
}

.qt-inline-bit-label {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.qt-inline-bit-output-input {
  font-size: 0.8rem;
}

.qt-inline-bit-bytes {
  display: grid;
  gap: 8px;
}

.qt-constructed-hint {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  word-break: break-all;
}

.qt-data-input {
  width: 100%;
  margin: 0;
  padding: 6px 8px;
  font-size: 0.82rem;
}

.qt-tag-row .qt-data-input {
  cursor: text;
}

.qt-notes-panel {
  border-top: 1px solid var(--border);
  padding: 12px 14px;
  background: var(--surface);
}

.qt-notes-title {
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.qt-notes-textarea {
  width: 100%;
  min-height: 110px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  resize: vertical;
}

@media (max-width: 980px) {
  .qt-editor-split {
    grid-template-columns: 1fr;
  }
  .qt-templates-panel {
    border-right: none;
    border-bottom: 1px solid var(--border);
    min-height: 320px;
  }
  .qt-tags-panel {
    min-height: 520px;
  }
  .qt-search-right {
    width: 100%;
    margin-top: 10px;
  }
  .qt-panel-header-row {
    align-items: flex-start;
  }
}