#tool-root .wh-wrap { display: flex; flex-wrap: wrap; gap: 24px; align-items: flex-start; }
#tool-root .wh-canvas { flex: 0 0 auto; max-width: 100%; }
#tool-root .wh-side { flex: 1 1 220px; min-width: 200px; }
#tool-root .wh-label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 700; }
#tool-root .wh-area { width: 100%; box-sizing: border-box; resize: vertical; font-family: var(--sans); }
#tool-root .wh-result { margin-top: 16px; font-size: 18px; }
#tool-root .wh-result b { color: var(--btn); }