/* JSON Formatter */
#json-tool { font-family: var(--font-main); }

.jf-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.jf-btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-main);
  border: 1px solid rgba(0,0,0,0.1);
  background: var(--bg-card);
  color: var(--text-main);
  transition: all 0.15s;
}

.jf-btn:hover { border-color: var(--primary); color: var(--primary); }
.jf-btn--primary { background: var(--gradient-main); color: #fff; border-color: transparent; }
.jf-btn--primary:hover { opacity: 0.85; color: #fff; }
.jf-btn:disabled { opacity: 0.4; cursor: default; }
.jf-btn.active { background: var(--primary); color: #fff; border-color: transparent; }

.jf-indent-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.jf-indent-label { font-size: 0.82rem; color: var(--text-muted); }

.jf-indent-select {
  padding: 6px 10px;
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-family: var(--font-main);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
}

.jf-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 760px) { .jf-panels { grid-template-columns: 1fr; } }

.jf-panel-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 6px;
  display: block;
}

.jf-input {
  width: 100%;
  height: 400px;
  padding: 14px;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: 0.83rem;
  line-height: 1.7;
  color: var(--text-main);
  background: var(--bg-body);
  resize: vertical;
  box-sizing: border-box;
  transition: border-color 0.15s;
}

.jf-input:focus { outline: none; border-color: var(--primary); }

.jf-output {
  height: 400px;
  padding: 14px;
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: 0.83rem;
  line-height: 1.7;
  background: #fafafa;
  overflow: auto;
  white-space: pre;
  box-sizing: border-box;
}

.jf-status {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 4px 0;
  min-height: 24px;
}

.jf-status--ok    { color: #059669; }
.jf-status--error { color: #dc2626; }

.jf-stats {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 8px;
  font-variant-numeric: tabular-nums;
}

/* Syntax highlight */
.jf-key    { color: #7c3aed; }
.jf-string { color: #059669; }
.jf-number { color: #d97706; }
.jf-bool   { color: #2563eb; font-weight: 600; }
.jf-null   { color: #9ca3af; font-style: italic; }

.jf-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  flex-wrap: wrap;
  gap: 8px;
}