/* Shared tool page layout: input area, actions, output area, FAQ. */

.tool-io { margin-top: 0.5rem; }

.io-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 760px) {
  .io-grid { grid-template-columns: 1fr; }
}

.io-panel label,
.panel-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0.9rem 0;
}
.actions .spacer { flex: 1; }

output-area,
.output-box {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem;
  min-height: 3rem;
  margin: 0;
}

.status {
  font-size: 0.9rem;
  min-height: 1.4em;
  margin: 0.4rem 0;
}
.status.ok { color: var(--ok); }
.status.error { color: var(--danger); }

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

/* Stat cards (word counter, etc.) */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.7rem;
  margin: 1rem 0;
}
.stat {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem;
  text-align: center;
}
.stat .num { font-size: 1.5rem; font-weight: 700; display: block; }
.stat .lbl { font-size: 0.8rem; color: var(--text-muted); }

/* Diff view */
.diff-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
@media (max-width: 760px) {
  .diff-cols { grid-template-columns: 1fr; }
}
.diff-col {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  background: var(--bg-alt);
}
.diff-col .line {
  display: block;
  padding: 0 0.5rem;
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 1.4em;
}
.line.add { background: var(--diff-add); }
.line.del { background: var(--diff-del); }
.line.empty { opacity: 0.35; }

/* JSON syntax highlighting */
.tok-key { color: var(--accent); }
.tok-str { color: var(--ok); }
.tok-num { color: #b45309; }
.tok-bool { color: #7c3aed; }
.tok-null { color: var(--text-muted); }
@media (prefers-color-scheme: dark) {
  .tok-num { color: #fbbf24; }
  .tok-bool { color: #c4b5fd; }
}

/* Result tables (hash generator, timestamp converter) */
.result-table { width: 100%; border-collapse: collapse; margin: 0.6rem 0; }
.result-table th, .result-table td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.result-table th { font-size: 0.85rem; width: 9rem; color: var(--text-muted); font-weight: 600; }
.result-table td { font-family: var(--font-mono); font-size: 0.85rem; word-break: break-all; }
.result-table td button { padding: 0.15rem 0.5rem; font-size: 0.75rem; margin-left: 0.4rem; }

/* FAQ */
.faq { margin-top: 2.5rem; }
.faq h2 { font-size: 1.2rem; }
.faq details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  margin-bottom: 0.5rem;
  background: var(--bg-card);
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--text-muted); margin: 0.6rem 0 0.2rem; }