.tool-layout{display:grid;grid-template-columns:340px 1fr;gap:20px;padding:20px;flex:1;min-height:0}@media(max-width:860px){.tool-layout{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:20px}.controls{display:flex;flex-direction:column;gap:18px;align-self:start}.field{display:flex;flex-direction:column;gap:8px}.field-row{display:flex;justify-content:space-between;align-items:baseline}.field-label{font-size:14px;font-weight:500}.field-value{font-size:13px;color:var(--accent);font-variant-numeric:tabular-nums;font-weight:600}input[type=range]{width:100%;accent-color:var(--accent)}.primary-input{width:100%;padding:14px 16px;border-radius:10px;border:1px solid var(--border);background:#fafbff;color:var(--text);font-size:20px;font-weight:600}.primary-input:focus{outline:none;border-color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border-radius:10px;border:1px solid var(--border);background:var(--panel);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s ease}.btn:hover:not(:disabled){border-color:var(--accent)}.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn.primary:hover:not(:disabled){background:var(--accent-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.generate{display:flex;flex-direction:column;gap:8px}.hint{font-size:13px;color:var(--muted)}.error{padding:10px 12px;border-radius:8px;background:#fef2f2;color:var(--danger);font-size:13px;border:1px solid #fecaca}.stage{display:flex;flex-direction:column;gap:16px;min-width:0;min-height:0}.viewer-wrap{position:relative;flex:1;min-height:420px;border-radius:12px;overflow:hidden;background:#0f1420}.viewer{width:100%;height:100%}.viewer canvas{display:block;width:100%;height:100%}.viewer-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:15px;pointer-events:none}.stale-badge{position:absolute;top:12px;left:12px;padding:6px 10px;border-radius:8px;background:#2563ebe6;color:#fff;font-size:12px;font-weight:600}.results{display:flex;flex-direction:column;gap:16px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}.stat{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fafbff}.stat-k{font-size:12px;color:var(--muted)}.stat-v{font-size:15px;font-weight:600;font-variant-numeric:tabular-nums}.downloads{display:flex;gap:12px}.downloads .btn{flex:1}.letters-input{padding:14px;border-radius:10px;border:1px solid var(--border);background:#fafbff;color:var(--text);font-family:inherit;font-size:30px;font-weight:700;letter-spacing:.08em;text-align:center;text-transform:uppercase;transition:border-color .15s}.letters-input::placeholder{color:var(--muted);font-weight:600}.letters-input:focus{outline:none;border-color:var(--accent)}.shape-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:6px;max-height:248px;overflow-y:auto;padding:2px}.shape-chip{padding:8px 10px;border-radius:9px;border:1px solid var(--border);background:#fafbff;color:var(--text);font-size:13px;font-weight:500;font-family:inherit;line-height:1.25;text-align:center;cursor:pointer;transition:border-color .15s,background .15s,color .15s}.shape-chip:hover{border-color:var(--accent)}.shape-chip.selected{border-color:var(--accent);background:var(--accent);color:#fff}.shape-chip:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.mode-toggle{display:flex;gap:8px}.mode-option{flex:1;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:#fafbff;color:var(--text);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:border-color .15s,background .15s,color .15s}.mode-option.font-chicle{font-weight:700;letter-spacing:.01em}.mode-option.font-block{font-weight:800;letter-spacing:.02em}.mode-option.font-script{font-family:"Segoe Script","Brush Script MT",cursive,inherit;font-size:15px}.mode-option:hover{border-color:var(--accent)}.mode-option.selected{border-color:var(--accent);background:var(--accent);color:#fff}.mode-option:focus-visible{outline:2px solid var(--accent);outline-offset:2px}