/* TechTools — json-formatter styles (auto-extracted) */
:root {
    --json-accent: var(--accent-sky);
    --json-accent-dim: rgba(77, 201, 255, 0.1);
    --json-accent-border: rgba(77, 201, 255, 0.3);
    --json-error: var(--accent-rose);
    --json-success: var(--accent-teal);
  }

  .json-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 12px;
  }

  .json-toolbar .btn-sm {
    padding: 8px 18px;
    font-size: 13px;
  }

  .json-toolbar .btn-sm.btn-accent {
    background: var(--json-accent-dim);
    border-color: var(--json-accent-border);
    color: var(--json-accent);
    box-shadow: 0 0 10px var(--json-accent-dim);
  }

  .json-toolbar .btn-sm.btn-accent:hover {
    background: rgba(77, 201, 255, 0.2);
    border-color: rgba(77, 201, 255, 0.5);
    box-shadow: 0 0 20px rgba(77, 201, 255, 0.2);
    color: var(--text-primary);
  }

  .json-toolbar .btn-sm.btn-error {
    background: rgba(255, 0, 110, 0.08);
    border-color: rgba(255, 0, 110, 0.2);
    color: var(--json-error);
  }

  .json-toolbar .btn-sm.btn-error:hover {
    background: rgba(255, 0, 110, 0.18);
    border-color: rgba(255, 0, 110, 0.4);
    color: var(--text-primary);
  }

  .json-toolbar .btn-sm.btn-success {
    background: rgba(19, 221, 196, 0.08);
    border-color: rgba(19, 221, 196, 0.2);
    color: var(--json-success);
  }

  .json-toolbar .btn-sm.btn-success:hover {
    background: rgba(19, 221, 196, 0.18);
    border-color: rgba(19, 221, 196, 0.4);
    color: var(--text-primary);
  }

  .indent-group {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    font-size: 13px;
    color: var(--text-secondary);
  }

  .indent-group select {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 6px;
    color: var(--text-primary);
    padding: 5px 8px;
    font-size: 13px;
    outline: none;
    cursor: pointer;
  }

  .indent-group select:focus {
    border-color: var(--json-accent);
  }

  .json-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    margin-left: 8px;
  }

  .json-status.valid { color: var(--json-success); }
  .json-status.invalid { color: var(--json-error); }

  .json-error-box {
    display: none;
    margin-top: 8px;
    padding: 10px 14px;
    background: rgba(255, 0, 110, 0.06);
    border: 1px solid rgba(255, 0, 110, 0.18);
    border-radius: 8px;
    font-size: 13px;
    color: var(--json-error);
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    line-height: 1.5;
  }

  .json-error-box.visible { display: block; }

  .json-textarea-wrap { position: relative; }

  .json-textarea-wrap .line-numbers {
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 44px;
    background: rgba(0, 0, 0, 0.25);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 10px 0 0 10px;
    padding: 14px 0;
    overflow: hidden;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 12px;
    color: var(--text-muted);
    text-align: right;
    line-height: 1.6;
    pointer-events: none;
    user-select: none;
  }

  .json-textarea-wrap .line-numbers div { padding-right: 10px; }

  .json-textarea-wrap textarea {
    padding-left: 52px;
  }

  .pane-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
  }

  @media (max-width: 768px) {
    .indent-group { margin-left: 0; }
    .json-toolbar { gap: 6px; }
    .json-toolbar .btn-sm { padding: 6px 12px; font-size: 12px; }
  }