/* ============================================================
 * File: css/tools/regex.css
 * Module: Tool CSS — Regex Tester
 * ============================================================ */

/* Mono input for the pattern field */
.dt-input--mono {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
}

/* Flag checkboxes row */
.dt-regex-flags {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.dt-regex-flag {
  display: inline-flex;
  align-items: center;
  gap: 4px;

  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid var(--color-border);
  background-color: var(--color-surface);

  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);

  cursor: pointer;
  user-select: none;

  transition: background-color var(--duration-fast) var(--ease-standard),
              color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard);
}

.dt-regex-flag:hover {
  background-color: var(--color-hover);
  color: var(--color-text);
}

.dt-regex-flag input {
  margin: 0;
  accent-color: var(--color-accent);
}

/* Highlight preview */
.dt-regex-highlight {
  margin: 0;
  padding: 12px 16px;

  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: var(--lh-relaxed);
  color: var(--color-text);

  white-space: pre-wrap;
  word-break: break-word;

  max-height: 260px;
  overflow: auto;
}

.dt-regex-hit {
  background-color: #fde68a;
  color: #78350f;
  border-radius: 2px;
  padding: 0 1px;
  box-shadow: 0 0 0 1px rgba(120, 53, 15, 0.15);
}

.dt-regex-hit--alt {
  background-color: #bfdbfe;
  color: #1e3a8a;
  box-shadow: 0 0 0 1px rgba(30, 58, 138, 0.15);
}

[data-theme='dark'] .dt-regex-hit {
  background-color: #a16207;
  color: #fef3c7;
  box-shadow: 0 0 0 1px rgba(254, 243, 199, 0.25);
}

[data-theme='dark'] .dt-regex-hit--alt {
  background-color: #1d4ed8;
  color: #dbeafe;
  box-shadow: 0 0 0 1px rgba(219, 234, 254, 0.25);
}

/* Match list */
.dt-regex-matches {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 4px 0;
}

.dt-regex-match {
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  overflow: hidden;
}

.dt-regex-match__body {
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dt-regex-match__head {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dt-regex-match__value {
  display: block;
  padding: 6px 10px;

  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text);

  background-color: var(--color-bg-subtle);
  border-radius: var(--radius-sm);
  border: var(--border-thin) solid var(--color-border);

  white-space: pre-wrap;
  word-break: break-all;
  max-height: 120px;
  overflow: auto;
}

/* Groups */
.dt-regex-groups {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 4px;
}

.dt-regex-group {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.dt-regex-group__label {
  flex: 0 0 auto;
  min-width: 22px;
  text-align: right;

  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: var(--fw-semibold);
  color: var(--color-text-muted);
}

.dt-regex-group__label--named {
  min-width: auto;
  padding: 0 6px;

  background-color: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: var(--radius-full);
  font-size: 10px;
}

.dt-regex-group__value {
  flex: 1 1 auto;
  min-width: 0;

  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);

  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Stat pill danger variant (for error count) */
.dt-stat--danger {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: rgba(180, 35, 24, 0.25);
}