.triangle-tool{padding-bottom:40px}.triangle-tool section{margin:20px 0;padding:24px;border:1px solid #cbd5e1;border-radius:12px;background:#fff}.triangle-tool h2{margin-top:0}.ct-presets,.ct-actions{display:flex;flex-wrap:wrap;gap:12px}.triangle-tool button{min-height:44px;padding:10px 16px}.triangle-tool button:disabled{cursor:not-allowed;opacity:.5}.ct-presets button,.triangle-tool .ct-secondary{border:1px solid #93c5fd;background:#eff6ff;color:#1e40af}.ct-select-grid,.ct-range-grid,.ct-color-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.ct-select-grid{margin-bottom:18px}.ct-select-grid label,.ct-range-grid label,.ct-color-grid label{min-width:0;font-weight:700}.ct-select-grid select{display:block;box-sizing:border-box;width:100%;min-width:0;min-height:48px;margin-top:8px;padding:8px 12px;border:1px solid #94a3b8;border-radius:8px;background:#fff;font:inherit}.ct-range-grid input[type=range]{display:block;box-sizing:border-box;width:100%;min-height:44px}.ct-range-grid output{color:#1d4ed8}.ct-color-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin:18px 0}.ct-color-grid input[type=color]{display:block;box-sizing:border-box;width:100%;height:52px;margin-top:8px;padding:4px;border:1px solid #94a3b8;border-radius:8px;background:#fff}.ct-actions{margin-top:18px}#ctStatus{padding:12px;border-radius:8px;background:#eff6ff;overflow-wrap:anywhere}#ctStatus.is-error{background:#fef2f2;color:#991b1b}.ct-preview-stage{display:grid;min-height:360px;padding:72px;place-items:center;border:1px solid #cbd5e1;border-radius:12px;background:linear-gradient(45deg,#f8fafc 25%,#f1f5f9 25%,#f1f5f9 50%,#f8fafc 50%,#f8fafc 75%,#f1f5f9 75%);background-size:24px 24px}.triangle-tool textarea{box-sizing:border-box;width:100%;min-width:0;margin:8px 0;padding:12px;border:1px solid #94a3b8;border-radius:8px;font:15px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;resize:vertical}.triangle-tool code{overflow-wrap:anywhere}.triangle-tool :focus-visible{outline:3px solid #2563eb;outline-offset:3px}[hidden]{display:none!important}@media(max-width:700px){.triangle-tool section{padding:16px}.ct-select-grid,.ct-range-grid,.ct-color-grid{grid-template-columns:minmax(0,1fr)}.ct-presets button,.ct-actions button{flex:1 1 100%}.ct-preview-stage{min-height:280px;padding:70px 28px}.triangle-tool textarea{font-size:14px}}