:root {
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-card: #21262d;
  --bg-card-hover: #262c36;
  --border-color: #30363d;
  --border-focus: #58a6ff;
  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --accent: #238636;
  --accent-hover: #2ea043;
  --accent-blue: #1f6feb;
  --accent-blue-hover: #388bfd;
  --accent-purple: #8957e5;
  --danger: #da3633;
  --warning: #d29922;
  --radius: 8px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-container {
  max-width: 1760px;
  margin: 0 auto;
  padding: 20px 24px;
  width: 96%;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.app-header h1 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.header-badges {
  display: flex;
  gap: 8px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
}

.badge-speed {
  background: rgba(35, 134, 54, 0.2);
  color: #3fb950;
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.badge-github {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}

.badge-github:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.badge-success {
  background: #238636;
  color: #ffffff;
}

/* 3-Column Concept Framework Layout (Decklist | Validation | Export Settings) */
.layout-3col {
  display: grid;
  grid-template-columns: 360px minmax(560px, 1fr) 390px;
  gap: 16px;
  align-items: start;
  width: 100%;
}

.col-decklist {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.col-decklist .input-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.col-decklist .textarea-wrapper {
  flex: 1;
  min-height: 520px;
}

.col-validation {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.col-settings {
  display: flex;
  flex-direction: column;
}

@media (max-width: 1380px) {
  .layout-3col {
    grid-template-columns: 330px 1fr;
  }
  .col-settings {
    grid-column: 1 / -1;
  }
}

@media (max-width: 960px) {
  .layout-3col {
    grid-template-columns: 1fr;
  }
  .col-decklist .textarea-wrapper {
    min-height: 320px;
  }
}

.settings-grid-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

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

/* Card */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

/* Textarea & Drop Zone */
.textarea-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  min-height: 520px;
}

textarea#deckText {
  width: 100%;
  height: 100%;
  min-height: 520px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color 0.2s ease;
}

textarea#deckText:focus {
  outline: none;
  border-color: var(--border-focus);
}

.drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(31, 111, 235, 0.2);
  border: 2px dashed var(--accent-blue);
  border-radius: var(--radius);
  display: none;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-primary);
  pointer-events: none;
}

.textarea-wrapper.drag-over .drop-overlay {
  display: flex;
}

/* Source Format Unified Badge */
.source-format-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
  width: fit-content;
  user-select: none;
  transition: all 0.2s ease;
}

.source-format-badge:hover {
  border-color: rgba(88, 166, 255, 0.4);
  color: var(--text-primary);
}

.source-format-badge .pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2ea043;
  box-shadow: 0 0 6px rgba(46, 160, 67, 0.6);
  flex-shrink: 0;
}

.source-format-badge .badge-label {
  font-weight: 500;
  letter-spacing: 0.01em;
}

.source-format-badge .help-tooltip {
  margin-left: 2px;
}

/* URL Fetch Overlay */
.url-fetch-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(4px);
  border: 1px solid var(--accent-blue, #58a6ff);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 10;
  text-align: center;
  padding: 16px;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.url-fetch-overlay.hidden {
  display: none !important;
}

.url-fetch-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(88, 166, 255, 0.2);
  border-top-color: var(--accent-blue, #58a6ff);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.url-fetch-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.url-fetch-sub {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* URL Status Banner */
.url-status-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 0.8rem;
  background: rgba(46, 160, 67, 0.15);
  border: 1px solid rgba(46, 160, 67, 0.35);
  color: var(--text-primary);
  margin-top: 8px;
  animation: fadeIn 0.25s ease;
}

.url-status-banner.hidden {
  display: none !important;
}

.url-status-banner.error {
  background: rgba(248, 81, 73, 0.15);
  border-color: rgba(248, 81, 73, 0.35);
  color: #ff7b72;
}

.url-status-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.url-status-msg {
  flex: 1;
  word-break: break-word;
}

.btn-close-sm {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.15s ease, background 0.15s ease;
}

.btn-close-sm:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.deck-stats {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* Form Controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
  user-select: none;
}

/* Question Mark Circle Help Tooltips */
.help-tooltip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-family);
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  cursor: help;
  margin-left: 6px;
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.help-tooltip:hover,
.help-tooltip:focus {
  background: var(--accent-blue);
  color: #ffffff;
  border-color: var(--border-focus);
  outline: none;
}

.help-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-30%);
  width: max-content;
  max-width: 250px;
  padding: 7px 10px;
  border-radius: 6px;
  background: #1c2128;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
  font-size: 0.76rem;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  text-align: left;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
}

.help-tooltip::before {
  content: "";
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border-width: 6px 5px 0 5px;
  border-style: solid;
  border-color: #1c2128 transparent transparent transparent;
  z-index: 1001;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, visibility 0.15s ease;
}

.help-tooltip:hover::after,
.help-tooltip:focus::after,
.help-tooltip:hover::before,
.help-tooltip:focus::before {
  opacity: 1;
  visibility: visible;
}

.helper-text {
  font-size: 0.75rem;
  color: var(--text-muted);
}

input[type="text"],
input[type="url"],
select.form-select {
  width: 100%;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

select.form-select {
  cursor: pointer;
}

input[type="text"]:focus,
input[type="url"]:focus,
select.form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

/* Custom Tokens & Helpers Textarea */
textarea#customTokens {
  width: 100%;
  min-height: 58px;
  max-height: 280px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 8px 12px;
  font-size: 0.85rem;
  font-family: inherit;
  line-height: 1.45;
  resize: vertical;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-sizing: border-box;
}

textarea#customTokens:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

textarea#customTokens::placeholder {
  color: var(--text-muted);
}

/* Card Back Input Row */
.card-back-input-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.card-back-input-row input {
  flex: 1;
  min-width: 0;
}

.card-back-thumb {
  width: 36px;
  height: 50px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid var(--border-color);
  background: #000;
  flex-shrink: 0;
}

.card-back-presets {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.btn-chip {
  background-color: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2px 10px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-chip:hover {
  color: var(--text-primary);
  background-color: var(--bg-card-hover);
  border-color: var(--border-focus);
}

/* TTS Folder Connection Status */
.tts-folder-group {
  background: rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 12px;
}

.tts-folder-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-family: var(--font-mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.status-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-indicator.connected {
  background-color: #3fb950;
  box-shadow: 0 0 6px rgba(63, 185, 80, 0.6);
}

.status-indicator.not-connected {
  background-color: var(--warning);
}

.tts-folder-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}

.tts-folder-actions .btn {
  flex: 1;
}

#btnResetFolder {
  flex: 0 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: #ffffff;
  width: 100%;
  padding: 12px 20px;
  font-size: 1rem;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-card-hover);
  border-color: var(--text-secondary);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.75rem;
}

.file-label {
  cursor: pointer;
}

.button-group-sm {
  display: flex;
  gap: 6px;
  align-items: center;
}

.text-danger {
  color: #f85149;
}

/* Results Panel */
.results-panel {
  margin-top: 12px;
  padding: 16px;
  background-color: var(--bg-primary);
  border: 1px solid #3fb950;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 12px;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-header h3 {
  font-size: 0.95rem;
  color: #3fb950;
  font-weight: 600;
}

.result-body {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.commander-thumb {
  width: 60px;
  height: 84px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.result-details {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-secondary);
  flex: 1;
}

.result-details strong {
  color: var(--text-primary);
}

.result-actions {
  display: flex;
  gap: 8px;
  padding-top: 6px;
}

/* Footer */
.app-footer {
  text-align: center;
  padding: 16px 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.app-footer a {
  color: var(--accent-blue);
  text-decoration: none;
}

.app-footer a:hover {
  text-decoration: underline;
}

/* Step Labels & Badges */
.step-badge-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #58a6ff;
  background: rgba(31, 111, 235, 0.12);
  border: 1px solid rgba(56, 139, 253, 0.25);
  padding: 2px 8px;
  border-radius: 4px;
}

.decklist-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-accent {
  background: #238636;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-accent:hover {
  background: #2ea043;
}

/* Preflight Card */
.preflight-card {
  min-height: 540px;
  display: flex;
  flex-direction: column;
}

.preflight-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.preflight-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.preflight-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.preflight-status-pill.ready {
  background: rgba(88, 166, 255, 0.12);
  color: #58a6ff;
  border: 1px solid rgba(88, 166, 255, 0.25);
}

.preflight-status-pill.inspecting {
  background: rgba(210, 153, 34, 0.15);
  color: #d29922;
  border: 1px solid rgba(210, 153, 34, 0.3);
}

.preflight-status-pill.passed {
  background: rgba(35, 134, 54, 0.15);
  color: #3fb950;
  border: 1px solid rgba(63, 185, 80, 0.3);
}

.preflight-status-pill.warning {
  background: rgba(210, 153, 34, 0.15);
  color: #d29922;
  border: 1px solid rgba(210, 153, 34, 0.3);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 8px currentColor;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

@media (max-width: 1400px) {
  .metrics-grid {
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  }
}

.metric-chip {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: all 0.15s ease;
}

.metric-chip:hover {
  border-color: #58a6ff;
  transform: translateY(-1px);
}

.metric-chip.highlight {
  border-color: rgba(56, 139, 253, 0.4);
  background: rgba(31, 111, 235, 0.08);
}

.metric-label {
  font-size: 0.68rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.metric-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.metric-val.success { color: #3fb950; }
.metric-val.warning { color: #d29922; }
.metric-val.danger { color: #f85149; }

/* Progress Bar */
.preflight-progress-bar-wrap {
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 6px;
}

.preflight-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #1f6feb, #238636);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.preflight-progress-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Preflight Tabs */
.preflight-tabs {
  display: flex;
  gap: 6px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  margin-bottom: 14px;
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn.active {
  color: var(--text-primary);
  background: var(--bg-card);
  border-color: var(--border-color);
}

.tab-count {
  font-size: 0.72rem;
  padding: 1px 6px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.tab-btn.active .tab-count {
  background: var(--accent-blue);
  color: #fff;
}

.tab-stats-btn {
  color: #58a6ff;
}

.tab-stats-btn.active {
  border-color: rgba(88, 166, 255, 0.4);
  background: rgba(31, 111, 235, 0.12);
}

/* Tab Panels */
.tab-panels {
  flex: 1;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Cards Banner Grid */
.cards-banner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px;
  max-height: 700px;
  overflow-y: auto;
  padding-right: 4px;
}

.card-banner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  border-radius: 5px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.card-banner:hover {
  transform: translateY(-1px);
  border-color: #58a6ff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.card-banner-bg {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 65%;
  background-size: cover;
  background-position: right center;
  opacity: 0.6;
  z-index: 0;
}

.card-banner-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(22, 27, 34, 1) 0%, rgba(22, 27, 34, 0.85) 40%, rgba(22, 27, 34, 0.25) 75%, rgba(22, 27, 34, 0.05) 100%);
  z-index: 1;
}

.card-banner-left {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  padding-left: 8px;
  overflow: hidden;
}

.card-banner-badge {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 5px;
  border-radius: 3px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.card-banner-badge.exact {
  background: rgba(35, 134, 54, 0.35);
  color: #3fb950;
  border: 1px solid rgba(63, 185, 80, 0.5);
}

.card-banner-badge.fallback {
  background: rgba(210, 153, 34, 0.35);
  color: #d29922;
  border: 1px solid rgba(210, 153, 34, 0.5);
}

.card-banner-badge.dfc {
  background: rgba(137, 87, 229, 0.35);
  color: #a371f7;
  border: 1px solid rgba(163, 113, 247, 0.5);
}

.card-banner-badge.token {
  background: rgba(56, 139, 253, 0.35);
  color: #58a6ff;
  border: 1px solid rgba(88, 166, 255, 0.5);
}

.card-banner-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 165px;
}

.card-banner-right {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 8px;
}

.card-banner-mana {
  font-size: 0.72rem;
  color: #e6edf3;
  font-weight: 600;
  font-family: var(--font-mono);
}

.card-banner-qty {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.4);
  padding: 1px 5px;
  border-radius: 4px;
}

.empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 6px;
  border: 1px dashed var(--border-color);
}

/* Deck Stats Dashboard */
.stats-dashboard {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: none;
  overflow-y: visible;
  padding-right: 2px;
}

.stats-kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 8px;
}

.stats-kpi {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px;
  text-align: center;
}

.stats-kpi.highlight-emerald {
  border-color: rgba(63, 185, 80, 0.4);
  background: rgba(35, 134, 54, 0.08);
}

.stats-kpi-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: #58a6ff;
  font-family: var(--font-mono);
}

.stats-kpi.highlight-emerald .stats-kpi-val {
  color: #3fb950;
}

.stats-kpi-label {
  font-size: 0.68rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-top: 2px;
  letter-spacing: 0.02em;
}

/* 16:9 Widescreen 2-Column Analytics Grid (No Inner Scroll) */
.stats-widescreen-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 1080px) {
  .stats-widescreen-grid {
    grid-template-columns: 1fr;
  }
}

.stats-column {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stats-section-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cmc-curve-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px 16px;
}

.cmc-curve-chart {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 140px;
  gap: 8px;
  padding-top: 15px;
  border-bottom: 1px solid var(--border-color);
}

.cmc-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  flex: 1;
  justify-content: flex-end;
  gap: 4px;
}

.cmc-count {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.cmc-bar-track {
  width: 100%;
  max-width: 32px;
  height: 95px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 4px 4px 0 0;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.cmc-bar-fill {
  width: 100%;
  background: linear-gradient(to top, #1f6feb, #388bfd);
  border-radius: 4px 4px 0 0;
  transition: height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 2px;
}

.cmc-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  margin-top: 4px;
}

.stats-subtext {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Frank Karsten Opening Hand Hypergeometric Model */
.karsten-model-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.karsten-badge {
  font-size: 0.68rem;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(31, 111, 235, 0.15);
  color: #58a6ff;
  border: 1px solid rgba(56, 139, 253, 0.3);
  font-family: var(--font-mono);
  font-weight: 600;
}

.karsten-kpi-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-radius: 6px;
  background: rgba(35, 134, 54, 0.15);
  border: 1px solid rgba(63, 185, 80, 0.35);
}

.karsten-kpi-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: #3fb950;
}

.karsten-kpi-val {
  font-size: 1.35rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: #3fb950;
}

.karsten-dist-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}

@media (max-width: 600px) {
  .karsten-dist-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.karsten-cell {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 4px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: all 0.15s ease;
}

.karsten-cell:hover {
  border-color: #58a6ff;
  transform: translateY(-1px);
}

.karsten-cell.optimal {
  border-color: rgba(63, 185, 80, 0.4);
  background: rgba(35, 134, 54, 0.08);
}

.karsten-cell.warning {
  border-color: rgba(210, 153, 34, 0.4);
  background: rgba(210, 153, 34, 0.08);
}

.karsten-cell-count {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.karsten-cell-pct {
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.karsten-cell.optimal .karsten-cell-pct {
  color: #3fb950;
}

.karsten-cell.warning .karsten-cell-pct {
  color: #d29922;
}

.karsten-cell-tag {
  font-size: 0.6rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-muted);
}

.type-breakdown-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}

.type-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
}

.type-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.type-progress-track {
  height: 5px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
  overflow: hidden;
}

.type-progress-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--accent-blue);
  transition: width 0.3s ease;
}

.pips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pip-card {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 600;
}

.pip-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-mono);
}

.pip-W { background: #f8e7b9; color: #333; border: 1px solid #d4be80; }
.pip-U { background: #0e68ab; border: 1px solid #1a85d6; }
.pip-B { background: #221d23; border: 1px solid #473e4a; }
.pip-R { background: #d3202a; border: 1px solid #f04852; }
.pip-G { background: #00733e; border: 1px solid #069c56; }
.pip-C { background: #7b7875; border: 1px solid #999591; }

/* Tabletop Simulator Deck Icon Maker */
.tts-icon-group {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
}

.tts-icon-maker-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.tts-icon-preview-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.tts-icon-canvas {
  width: 80px;
  height: 80px;
  border-radius: 10px;
  border: 2px solid #58a6ff;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.6);
  background: #0d1117;
}

.tts-icon-hint {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.tts-icon-controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-width: 200px;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.checkbox-label input[type="checkbox"] {
  accent-color: #238636;
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.import-log {
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  max-height: 520px;
  overflow-y: auto;
  white-space: pre-wrap;
  line-height: 1.5;
}

/* Errors Tab & Interactive Resolution Dashboard */
.tab-errors-btn {
  position: relative;
}

.tab-error-count {
  background: rgba(248, 81, 73, 0.15);
  color: #8b949e;
  border: 1px solid rgba(248, 81, 73, 0.3);
  transition: all 0.2s ease;
}

.tab-error-count.has-errors {
  background: #f85149;
  color: #ffffff;
  font-weight: 700;
  border-color: #f85149;
  box-shadow: 0 0 8px rgba(248, 81, 73, 0.5);
  animation: pulse-error 2s infinite ease-in-out;
}

@keyframes pulse-error {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); box-shadow: 0 0 12px rgba(248, 81, 73, 0.8); }
  100% { transform: scale(1); }
}

.errors-dashboard {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 700px;
  overflow-y: auto;
  padding-right: 4px;
}

.error-summary-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(248, 81, 73, 0.1);
  border: 1px solid rgba(248, 81, 73, 0.35);
  border-radius: 8px;
}

.error-summary-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: #f85149;
  display: flex;
  align-items: center;
  gap: 8px;
}

.error-summary-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.error-cards-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.error-card-item {
  background: var(--bg-card);
  border: 1px solid rgba(248, 81, 73, 0.4);
  border-radius: 8px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  transition: border-color 0.2s ease;
}

.error-card-item.resolved {
  border-color: rgba(63, 185, 80, 0.5);
  background: rgba(35, 134, 54, 0.08);
}

.error-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.error-card-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.error-badge {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(248, 81, 73, 0.2);
  color: #f85149;
  border: 1px solid rgba(248, 81, 73, 0.5);
  font-family: var(--font-mono);
}

.error-badge.warning {
  background: rgba(210, 153, 34, 0.2);
  color: #d29922;
  border-color: rgba(210, 153, 34, 0.5);
}

.error-badge.success {
  background: rgba(35, 134, 54, 0.2);
  color: #3fb950;
  border-color: rgba(63, 185, 80, 0.5);
}

.error-card-reason {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.error-search-box {
  display: flex;
  gap: 8px;
}

.error-search-input {
  flex: 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 0.82rem;
  color: var(--text-primary);
}

.error-search-input:focus {
  outline: none;
  border-color: #58a6ff;
}

.error-search-results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  max-height: 240px;
  overflow-y: auto;
  padding: 8px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.error-search-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
  transition: all 0.15s ease;
}

.error-search-item:hover {
  border-color: #58a6ff;
  transform: translateY(-2px);
}

.error-search-thumb {
  width: 100%;
  aspect-ratio: 5/7;
  object-fit: cover;
  border-radius: 4px;
}

.error-search-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

.error-search-meta {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.error-actions-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Native Card Detail Modal (<dialog closedby="any">) */
dialog.card-detail-modal {
  max-width: 840px;
  width: 92%;
  background: #161b22;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  padding: 0;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.85);
  margin: auto;
}

dialog.card-detail-modal::backdrop {
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
}

.modal-inner {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
}

.modal-badge.exact {
  background: rgba(35, 134, 54, 0.25);
  color: #3fb950;
  border: 1px solid rgba(63, 185, 80, 0.4);
}

.modal-badge.fallback {
  background: rgba(210, 153, 34, 0.25);
  color: #d29922;
  border: 1px solid rgba(210, 153, 34, 0.4);
}

.modal-badge.dfc {
  background: rgba(137, 87, 229, 0.25);
  color: #a371f7;
  border: 1px solid rgba(163, 113, 247, 0.4);
}

.btn-modal-close {
  background: transparent;
  border: none;
  font-size: 1.2rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 6px;
  padding: 2px 8px;
}

.btn-modal-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.modal-content-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 720px) {
  .modal-content-grid {
    grid-template-columns: 1fr;
  }
}

.modal-art-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.modal-art-frame {
  width: 100%;
  max-width: 280px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  border: 1px solid var(--border-color);
  background: #000;
  aspect-ratio: 5/7;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.btn-flip {
  width: 100%;
}

.modal-info-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.modal-card-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.modal-card-meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.modal-oracle-text {
  font-size: 0.82rem;
  line-height: 1.5;
  color: #c9d1d9;
  background: rgba(0, 0, 0, 0.25);
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  max-height: 120px;
  overflow-y: auto;
  white-space: pre-wrap;
}

.modal-details-table {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--border-color);
  padding-top: 10px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

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

.detail-value {
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-mono);
  text-align: right;
}

.text-success { color: #3fb950 !important; }

.modal-url-box {
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal-url-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

.btn-copy-url {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.7rem;
  cursor: pointer;
}

.btn-copy-url:hover {
  color: var(--text-primary);
  border-color: #58a6ff;
}

.modal-url-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #79c0ff;
  word-break: break-all;
  max-height: 60px;
  overflow-y: auto;
  display: block;
}

.modal-actions-row {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.printings-drawer {
  margin-top: 10px;
  background: #0d1117;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.printings-drawer h4 {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.printings-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 8px;
  max-height: 180px;
  overflow-y: auto;
}

.printing-thumb-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.printing-thumb-item:hover {
  border-color: #58a6ff;
  transform: translateY(-2px);
}

.printing-thumb-item img {
  width: 100%;
  aspect-ratio: 5/7;
  object-fit: cover;
  border-radius: 4px;
}

.printing-thumb-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.hidden {
  display: none !important;
}