/* ============================================================
   Cylinder Viewer — scoped under .cv-page
   All rules prefixed to avoid conflicts with the site design system.
   ============================================================ */

/* Widen container for the 31-column grid */
.container:has(.cv-page) {
  max-width: 1600px;
}

/* Viewer root: centered content, monospace */
.cv-page {
  font-family: 'Courier New', monospace;
  color: #e0e0e0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 0;
}

/* -- Color tokens (scoped) -- */
.cv-page {
  --cv-bg: #1a1a2e;
  --cv-panel: #16213e;
  --cv-cell: #0f3460;
  --cv-cell-text: #e0e0e0;
  --cv-ene: #e94560;
  --cv-bcl: #f5a623;
  --cv-anomaly: #00d2ff;
  --cv-null-palette: rgba(0, 210, 255, 0.25);
  --cv-arrow: #533483;
  --cv-arrow-hover: #7b2d8e;
  --cv-border: #2a2a4a;
  --cv-section-label: #e94560;
}

.cv-page h1 {
  text-align: center;
  color: var(--cv-ene);
  margin-bottom: 5px;
  font-size: 2em;
  letter-spacing: 2px;
  font-family: 'Courier New', monospace;
}

.cv-page .subtitle {
  text-align: center;
  color: #888;
  font-size: 1em;
  margin-bottom: 20px;
}

.cv-page .controls-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.cv-page .controls-bar button {
  background: var(--cv-arrow);
  color: white;
  border: 1px solid var(--cv-border);
  padding: 8px 20px;
  cursor: pointer;
  font-family: 'Courier New', monospace;
  font-size: 1em;
  border-radius: 4px;
  transition: background 0.2s;
  line-height: 1.5;
}

.cv-page .controls-bar button:hover { background: var(--cv-arrow-hover); }
.cv-page .controls-bar button.active {
  background: var(--cv-ene);
  border-color: var(--cv-ene);
}

.cv-page .legend {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 0.95em;
}

.cv-page .legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.cv-page .legend-swatch {
  width: 16px;
  height: 16px;
  border-radius: 2px;
  border: 1px solid var(--cv-border);
}

.cv-page .lock-group {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1em;
  color: #aaa;
}

.cv-page .lock-group label {
  display: inline;
  margin-bottom: 0;
  font-weight: normal;
  font-size: 1em;
  color: #aaa;
}

.cv-page .lock-group input { cursor: pointer; width: auto; margin: 0; }

.cv-page .panel {
  background: var(--cv-panel);
  border: 1px solid var(--cv-border);
  border-radius: 8px;
  padding: 20px;
  overflow-x: auto;
  display: inline-block;
}

.cv-page .col-numbers {
  display: flex;
  gap: 3px;
  margin-left: 76px;
  margin-bottom: 6px;
}

.cv-page .col-num {
  width: 36px;
  text-align: center;
  font-size: 0.75em;
  color: #555;
  flex-shrink: 0;
}

.cv-page .row-container {
  display: flex;
  align-items: center;
  margin-bottom: 4px;
  gap: 5px;
}

.cv-page .row-num {
  min-width: 30px;
  text-align: right;
  font-size: 0.85em;
  color: #555;
  flex-shrink: 0;
}

.cv-page .arrow-btn {
  background: var(--cv-arrow);
  color: white;
  border: 1px solid var(--cv-border);
  width: 34px;
  height: 38px;
  cursor: pointer;
  font-size: 1.1em;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  transition: background 0.15s;
  user-select: none;
  flex-shrink: 0;
  padding: 0;
  line-height: 1;
}

.cv-page .arrow-btn:hover { background: var(--cv-arrow-hover); }
.cv-page .arrow-btn:active { background: var(--cv-ene); }

.cv-page .row-cells {
  display: flex;
  gap: 3px;
  position: relative;
  cursor: grab;
  touch-action: none;
}

.cv-page .row-cells:active { cursor: grabbing; }

.cv-page .cell {
  width: 36px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cv-cell);
  border: 1px solid var(--cv-border);
  font-size: 1.15em;
  font-weight: bold;
  border-radius: 2px;
  transition: background 0.15s, opacity 0.15s, border-color 0.15s;
  user-select: none;
  flex-shrink: 0;
  position: relative;
  color: var(--cv-cell-text);
}

.cv-page .cell.crib-ene {
  background: var(--cv-ene);
  color: white;
  border-color: var(--cv-ene);
}

.cv-page .cell.crib-bcl {
  background: var(--cv-bcl);
  color: #1a1a2e;
  border-color: var(--cv-bcl);
}

.cv-page .cell.null-palette {
  border-color: var(--cv-anomaly);
  box-shadow: inset 0 0 4px var(--cv-null-palette);
}

.cv-page .cell.q-mark {
  background: #ff6b6b;
  color: white;
  font-style: italic;
}

.cv-page .cell .pos-label {
  position: absolute;
  bottom: -14px;
  font-size: 0.55em;
  color: #555;
  pointer-events: none;
}

/* Offset indicator (right side) */
.cv-page .offset-badge {
  min-width: 64px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3em;
  font-weight: bold;
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  font-family: 'Courier New', monospace;
  letter-spacing: 1px;
  border: 1px solid transparent;
}

.cv-page .offset-badge.zero {
  background: rgba(255,255,255,0.03);
  color: #444;
  border-color: #2a2a3a;
}

.cv-page .offset-badge.positive {
  background: rgba(245, 166, 35, 0.3);
  color: #ffc964;
  border-color: rgba(245, 166, 35, 0.6);
}

.cv-page .offset-badge.negative {
  background: rgba(233, 69, 96, 0.3);
  color: #ff8a9e;
  border-color: rgba(233, 69, 96, 0.6);
}

/* Section separator lines */
.cv-page .section-sep {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 0 6px 0;
  font-size: 0.7em;
  color: #666;
}

.cv-page .section-sep .sep-line {
  flex: 1;
  height: 1px;
  background: var(--cv-border);
}

.cv-page .section-sep .sep-label {
  color: var(--cv-section-label);
  font-weight: bold;
  font-size: 1em;
  letter-spacing: 1px;
  white-space: nowrap;
}

/* Responsive */
@media (max-width: 1600px) {
  .cv-page .cell { width: 30px; height: 34px; font-size: 1em; }
  .cv-page .col-num { width: 30px; font-size: 0.65em; }
  .cv-page .col-numbers { margin-left: 72px; }
  .cv-page .arrow-btn { width: 30px; height: 34px; font-size: 1em; }
  .cv-page .offset-badge { min-width: 54px; font-size: 1.1em; }
}

@media (max-width: 1100px) {
  .cv-page .cell { width: 24px; height: 28px; font-size: 0.85em; }
  .cv-page .col-num { width: 24px; font-size: 0.6em; }
  .cv-page .col-numbers { margin-left: 66px; }
  .cv-page .arrow-btn { width: 26px; height: 28px; font-size: 0.9em; }
  .cv-page .offset-badge { min-width: 46px; font-size: 0.95em; }
}

@media (max-width: 800px) {
  .cv-page .cell { width: 18px; height: 22px; font-size: 0.7em; }
  .cv-page .col-num { width: 18px; font-size: 0.5em; }
  .cv-page .col-numbers { margin-left: 56px; }
  .cv-page .row-num { min-width: 18px; font-size: 0.55em; }
  .cv-page .arrow-btn { width: 22px; height: 22px; font-size: 0.85em; }
  .cv-page .offset-badge { min-width: 36px; font-size: 0.75em; }
}