:root{--orange: #f97316;--orange-light: rgba(249, 115, 22, .12);--red: #ef4444;--gray-900: #111827;--gray-700: #374151;--gray-500: #6b7280;--gray-200: #e5e7eb;--gray-100: #f3f4f6;--white: #ffffff;--radius: 12px;--radius-sm: 8px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--gray-900);color:var(--white);min-height:100vh;-webkit-tap-highlight-color:transparent}.app{max-width:480px;margin:0 auto;padding:16px}.app-header{text-align:center;padding:24px 0 16px}.app-header h1{font-size:1.75rem;font-weight:700;color:var(--orange);margin-bottom:8px}.app-header p{color:var(--gray-500);font-size:.95rem}.progress-bar{display:flex;gap:8px;margin-bottom:24px}.progress-step{flex:1;text-align:center;padding:8px 4px;border-radius:var(--radius-sm);font-size:.8rem;background:var(--gray-700);color:var(--gray-500);transition:all .2s}.progress-step.active{background:var(--orange);color:var(--white);font-weight:600}.progress-step.done{background:var(--gray-700);color:var(--orange)}.shape-selector h2,.dimension-form h2,.shape-preview h2{font-size:1.25rem;margin-bottom:6px}.subtitle{color:var(--gray-500);font-size:.9rem;margin-bottom:20px}.shape-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.shape-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 12px;background:var(--gray-700);border:2px solid transparent;border-radius:var(--radius);cursor:pointer;transition:all .15s;text-align:center;min-height:100px}.shape-card:hover,.shape-card:active{border-color:var(--orange);background:var(--orange-light)}.shape-icon{font-size:2rem}.shape-label{font-size:.85rem;font-weight:600;color:var(--white)}.shape-desc{font-size:.75rem;color:var(--gray-500)}.dimension-form{display:flex;flex-direction:column;gap:16px}.back-btn{background:none;border:none;color:var(--orange);cursor:pointer;font-size:.9rem;padding:0;align-self:flex-start;margin-bottom:8px}.field-group{display:flex;flex-direction:column;gap:4px}.field-group label{font-weight:600;font-size:.9rem}.field-hint{color:var(--gray-500);font-size:.8rem}.field-group input{padding:14px 16px;background:var(--gray-700);border:2px solid var(--gray-500);border-radius:var(--radius-sm);color:var(--white);font-size:1.1rem;-webkit-appearance:none}.field-group input:focus{outline:none;border-color:var(--orange)}.field-error{color:var(--red);font-size:.8rem}.primary-btn{padding:16px 24px;background:var(--orange);color:var(--white);border:none;border-radius:var(--radius);font-size:1rem;font-weight:700;cursor:pointer;width:100%;margin-top:8px;min-height:54px}.primary-btn:active{opacity:.9;transform:scale(.98)}.secondary-btn{padding:14px 24px;background:transparent;color:var(--orange);border:2px solid var(--orange);border-radius:var(--radius);font-size:.95rem;font-weight:600;cursor:pointer;width:100%;margin-top:8px;min-height:54px}.shape-preview{display:flex;flex-direction:column;gap:16px}.preview-canvas{border-radius:var(--radius);background:var(--gray-700);display:block;margin:0 auto}.stats-row{display:flex;gap:12px}.stat{flex:1;background:var(--gray-700);border-radius:var(--radius-sm);padding:12px;text-align:center}.stat-label{display:block;font-size:.75rem;color:var(--gray-500);margin-bottom:4px}.stat-value{display:block;font-size:1rem;font-weight:700;color:var(--orange)}.action-buttons{display:flex;flex-direction:column;gap:8px}.disclaimer{font-size:.75rem;color:var(--gray-500);text-align:center}.done-state{text-align:center;padding:40px 0}.done-icon{font-size:3rem;margin-bottom:16px}.feature-builder{display:flex;flex-direction:column;gap:16px}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.feature-card{display:flex;flex-direction:column;align-items:center;gap:5px;padding:14px 10px;background:var(--gray-700);border:2px solid transparent;border-radius:var(--radius);cursor:pointer;text-align:center;min-height:90px}.feature-card:active{border-color:var(--orange);background:var(--orange-light)}.feature-form,.active-feature{display:flex;flex-direction:column;gap:14px}.active-feature h3{font-size:1.1rem;color:var(--orange)}.corner-grid{display:grid;grid-template-columns:1fr 2fr 1fr;grid-template-rows:1fr 1fr 1fr;gap:6px;width:180px;margin:0 auto}.corner-btn{padding:12px;background:var(--gray-700);border:2px solid var(--gray-500);border-radius:var(--radius-sm);color:var(--white);font-weight:700;font-size:.85rem;cursor:pointer}.corner-btn.active{background:var(--orange);border-color:var(--orange)}.corner-spacer{background:transparent}.count-row{display:flex;gap:8px;flex-wrap:wrap}.count-btn{padding:10px 16px;background:var(--gray-700);border:2px solid var(--gray-500);border-radius:var(--radius-sm);color:var(--white);font-weight:600;cursor:pointer;min-width:44px}.count-btn.active{background:var(--orange);border-color:var(--orange)}.inline-fields{display:flex;gap:12px}.inline-fields .field-group{flex:1}.features-list{background:var(--gray-700);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px}.features-list h3{font-size:.9rem;color:var(--gray-500);margin-bottom:4px}.feature-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:#0003;border-radius:var(--radius-sm);font-size:.85rem}.remove-btn{background:none;border:none;color:var(--red);font-size:1rem;cursor:pointer;padding:4px 8px;min-width:44px;min-height:44px}.canvas-app{display:flex;flex-direction:column;gap:8px;padding:8px 0;max-width:480px;margin:0 auto}.canvas-topbar{display:flex;justify-content:space-between;align-items:center;padding:0 4px}.canvas-title{font-size:1.1rem;font-weight:700;color:var(--orange)}.canvas-hint{font-size:.82rem;color:var(--gray-500);text-align:center;min-height:18px;padding:0 8px}.canvas-toolbar{display:flex;gap:6px;flex-wrap:wrap;padding:0 4px}.canvas-toolbar .tool-btn{flex:1;min-width:56px;font-size:.82rem;padding:10px 6px}.get-price-btn{margin:8px 4px 0;font-size:1.05rem}.get-price-btn:disabled{opacity:.35;cursor:not-allowed}.dim-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;z-index:100;display:flex;align-items:flex-end;padding:16px}.dim-modal{background:#1f2937;border:2px solid var(--orange);border-radius:var(--radius);padding:20px;width:100%;display:flex;flex-direction:column;gap:14px;max-height:80vh;overflow-y:auto}.dim-modal-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--orange);font-size:1rem}.dim-current{font-weight:400;color:var(--gray-500);font-size:.8rem}.dim-modal-actions{display:flex;gap:8px}.dim-modal-actions .primary-btn{flex:2;margin-top:0}.danger-btn{flex:1;padding:14px 8px;background:transparent;border:2px solid var(--red);border-radius:var(--radius);color:var(--red);font-weight:600;cursor:pointer;min-height:54px}.cancel-btn{flex:1;padding:14px 8px;background:transparent;border:2px solid var(--gray-500);border-radius:var(--radius);color:var(--gray-500);font-weight:600;cursor:pointer;min-height:54px}.hole-toggle{font-size:.88rem;color:var(--gray-500);display:flex;align-items:center;gap:8px}.hole-toggle input{width:18px;height:18px;cursor:pointer}.shape-card.active{border-color:var(--orange);background:var(--orange-light)}.geo-editor{display:flex;flex-direction:column;gap:12px}.geo-toolbar{display:flex;gap:8px;flex-wrap:wrap}.tool-btn{padding:10px 14px;background:var(--gray-700);border:2px solid var(--gray-500);border-radius:var(--radius-sm);color:var(--white);font-size:.85rem;font-weight:600;cursor:pointer;min-height:44px}.tool-btn.active{background:var(--orange);border-color:var(--orange)}.tool-btn.danger{border-color:var(--red);color:var(--red)}.tool-btn:disabled{opacity:.4;cursor:not-allowed}.geo-canvas{border-radius:var(--radius);display:block;touch-action:none}.selected-info{background:var(--gray-700);border-radius:var(--radius-sm);padding:12px;display:flex;flex-direction:column;gap:6px}.selected-label{font-size:.9rem;font-weight:600;color:var(--orange)}.dim-editor{background:var(--gray-700);border:2px solid var(--orange);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:12px}.dim-editor-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--orange)}.dev-download{margin-top:24px;padding:16px;background:var(--gray-700);border-radius:var(--radius);text-align:center}.download-link{display:inline-block;margin:8px 0;color:var(--orange);font-weight:600;font-size:1rem}.dev-note{font-size:.75rem;color:var(--gray-500);margin-top:8px}