styles.css

/* Second Brain Builder — all colors and fonts derive from Obsidian theme
   variables so the UI adapts to any community theme. The signature element
   is the "book spine": a 3px accent bar on the left edge of a selected mode
   card, echoing pulling a book off a shelf. */

/* ─── Shared modal shell ───────────────────────────────────────── */

.ch-modal {
  max-width: 620px;
}

.ch-modal.ch-modal-wide {
  max-width: 720px;
}

.ch-modal .modal-content {
  padding: 16px 20px;
}

.ch-modal .modal-title {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Form field captions read as eyebrows: small, tracked, quiet. */
.ch-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.ch-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.ch-search {
  width: 100%;
  margin-bottom: 10px;
}

/* !important so this wins over .ch-card's display: flex, which has equal
   specificity but appears later in the sheet. */
.ch-hidden {
  display: none !important;
}

/* ─── Mode picker grid ─────────────────────────────────────────── */

.ch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
  max-height: 260px;
  overflow-y: auto;
  padding: 2px 4px 2px 2px;
}

.ch-grid.ch-grid-3col {
  grid-template-columns: 1fr 1fr 1fr;
}

.ch-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 9px 12px 9px 14px;
  border: 1px solid var(--background-modifier-border);
  border-radius: 8px;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.12s ease, background-color 0.12s ease, transform 0.12s ease;
}

/* The spine: hidden until the card is selected. */
.ch-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--interactive-accent);
  opacity: 0;
  transition: opacity 0.12s ease;
}

.ch-card:hover {
  background-color: var(--background-modifier-hover);
  border-color: var(--interactive-accent);
  transform: translateY(-1px);
}

.ch-card.is-selected {
  border-color: var(--interactive-accent);
  background-color: color-mix(in srgb, var(--interactive-accent) 10%, transparent);
}

.ch-card.is-selected::before {
  opacity: 1;
}

.ch-card.is-selected .ch-card-name {
  color: var(--interactive-accent);
}

.ch-card-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--text-muted);
}

.ch-card.is-selected .ch-card-icon {
  color: var(--interactive-accent);
}

.ch-card-body {
  min-width: 0;
}

.ch-card-name {
  font-weight: 600;
  font-size: 13px;
  line-height: 1.3;
}

.ch-card-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.35;
  margin-top: 2px;
}

.ch-card-checkbox {
  margin-right: 8px;
  flex-shrink: 0;
}

.ch-empty {
  padding: 20px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  grid-column: 1 / -1;
}

/* ─── Modal form elements ──────────────────────────────────────── */

.ch-flow {
  background: var(--background-secondary);
  border-left: 3px solid var(--interactive-accent);
  border-radius: 6px;
  padding: 10px 12px;
  margin-bottom: 14px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-normal);
}

.ch-flow-selection {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 6px;
  overflow-wrap: anywhere;
}

.ch-preview-list {
  background: var(--background-secondary);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 12px;
}

.ch-preview-item {
  font-family: var(--font-monospace);
  font-size: 12px;
  color: var(--text-normal);
  padding: 2px 0;
  overflow-wrap: anywhere;
}

.ch-preview-item::before {
  content: "+ ";
  color: var(--color-green, var(--interactive-accent));
}

.ch-preview-note {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid var(--background-modifier-border);
}

.ch-sep {
  border-top: 1px solid var(--background-modifier-border);
  padding-top: 12px;
  margin-top: 6px;
}

.ch-input {
  width: 100%;
  margin-bottom: 12px;
}

.ch-textarea {
  width: 100%;
  min-height: 50px;
  margin-bottom: 12px;
  line-height: 1.45;
}

.ch-textarea.ch-textarea-sm {
  min-height: 80px;
}

.ch-textarea.ch-textarea-md {
  min-height: 100px;
}

.ch-textarea.ch-textarea-lg {
  min-height: 120px;
}

.ch-textarea.ch-textarea-xl {
  min-height: 160px;
}

.ch-btn-row {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}

.ch-format-row {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.ch-backlink-info {
  padding: 8px 12px;
  background: var(--background-secondary);
  border-radius: 6px;
  margin-bottom: 12px;
}

.ch-existing-list {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  max-height: 80px;
  overflow-y: auto;
}

/* ─── Queue status modal ───────────────────────────────────────── */

.ch-queue-wrapper {
  padding: 8px;
  min-width: 500px;
}

.ch-queue-header {
  margin-bottom: 12px;
}

.ch-queue-title {
  display: inline;
  margin: 0;
}

/* Activity badge: the pulsing dot encodes "work in progress". */
.ch-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-on-accent);
  background-color: var(--interactive-accent);
  padding: 2px 10px;
  border-radius: 10px;
  margin-left: 8px;
  vertical-align: middle;
}

.ch-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: ch-pulse 1.6s ease-in-out infinite;
}

@keyframes ch-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.ch-queue-timer {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-variant-numeric: tabular-nums;
}

.ch-section-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.ch-section-label.ch-label-error {
  color: var(--text-error);
}

.ch-section-label.ch-label-success {
  color: var(--text-success);
}

/* The live output pane is a process log; set it in the theme's mono face. */
.ch-queue-preview {
  max-height: 300px;
  overflow-y: auto;
  padding: 10px 12px;
  font-family: var(--font-monospace);
  font-size: 11.5px;
  line-height: 1.5;
  border: 1px solid var(--background-modifier-border);
  border-radius: 6px;
  background-color: var(--background-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 12px;
}

.ch-queue-list {
  margin-bottom: 10px;
}

.ch-queue-row {
  display: flex;
  align-items: center;
  padding: 4px 6px;
  margin: 0 -6px;
  gap: 6px;
  border-radius: 4px;
}

.ch-queue-row:hover {
  background-color: var(--background-modifier-hover);
}

.ch-row-name {
  flex: 1;
  font-size: 13px;
}

.ch-row-name.ch-row-name-muted {
  color: var(--text-muted);
}

.ch-completed-row {
  display: flex;
  align-items: center;
  padding: 3px 6px;
  margin: 0 -6px;
  font-size: 12px;
  color: var(--text-muted);
}

.ch-row-stats {
  margin-left: 8px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  color: var(--text-faint);
}

.ch-more-note {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 2px;
}

.ch-btn-small {
  font-size: 12px;
  padding: 2px 10px;
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--background-modifier-border);
  border-radius: 5px;
  color: var(--text-muted);
  box-shadow: none;
}

.ch-btn-small:hover {
  color: var(--text-normal);
  border-color: var(--interactive-accent);
  background: transparent;
}

.ch-queue-actions {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.ch-queue-actions > button {
  flex: 1;
}

/* ─── Log viewer modal ─────────────────────────────────────────── */

.ch-log-btn-row {
  margin-bottom: 8px;
  display: flex;
  gap: 8px;
}

.ch-log-pre {
  max-height: 400px;
  overflow: auto;
  font-size: 11px;
  line-height: 1.5;
  padding: 8px 10px;
  background: var(--background-secondary);
  border-radius: 4px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* ─── Settings tab ─────────────────────────────────────────────── */

.ch-rec-card {
  border-left: 3px solid var(--interactive-accent);
  padding-left: 12px;
  margin-bottom: 12px;
}

.ch-strong-block {
  display: block;
  color: var(--text-normal);
}

.ch-strong-block.ch-gap-below {
  margin-bottom: 4px;
}

.ch-strong-block.ch-gap-above {
  margin-top: 8px;
}

.ch-muted-note {
  color: var(--text-muted);
  font-size: 13px;
}

.ch-settings-table {
  width: 100%;
  font-size: 13px;
  border-collapse: collapse;
}

.ch-settings-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.ch-settings-table th,
.ch-settings-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--background-modifier-border);
}

.ch-guide {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.ch-guide-step {
  margin-bottom: 6px;
}

.ch-guide-code {
  display: block;
  padding: 4px 8px;
  background-color: var(--background-secondary);
  border-radius: 4px;
  font-family: var(--font-monospace);
  margin-left: 16px;
}

.ch-platform-card {
  margin-bottom: 12px;
  padding: 8px 12px;
  background-color: var(--background-secondary);
  border-radius: 6px;
}

.ch-platform-card ul {
  margin: 0;
  padding-left: 20px;
}

.ch-custom-mode {
  border: 1px solid var(--background-modifier-border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 8px;
}

.ch-full-width-input {
  width: 100%;
}

/* ─── Reduced motion ───────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .ch-card,
  .ch-card::before {
    transition: none;
  }

  .ch-card:hover {
    transform: none;
  }

  .ch-badge::before {
    animation: none;
  }
}