:root{--primary-color:#4f46e5;--secondary-color:#1e3a8a}body{font-family:"Inter",sans-serif;background-color:#f3f4f6}.tool-card{transition:transform .2s,box-shadow .2s;cursor:pointer}.tool-card:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#e5e7eb}::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:4px}.input-area{min-height:200px;font-family:monospace;font-size:14px;resize:vertical}.ad-space{position:relative;background-color:#fef3c7;border:2px dashed #f59e0b;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;font-weight:600;color:#b45309;border-radius:0.5rem;margin-bottom:1.5rem;overflow:hidden}.ad-space-text{position:absolute;z-index:1;pointer-events:none;font-size:14px}.ad-space ins.adsbygoogle{position:relative;z-index:2;background:transparent}.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:100;align-items:center;justify-content:center}.modal-overlay.active{display:flex}.calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:1rem}.calc-btn{padding:12px;border:1px solid #d1d5db;border-radius:8px;font-size:1rem;cursor:pointer;transition:background .15s;background:#fff;text-align:center}.calc-btn:hover{background:#e0e7ff}.calc-display{width:100%;padding:12px;font-size:1.5rem;text-align:right;border:1px solid #d1d5db;border-radius:8px;font-family:monospace;margin-bottom:.5rem;background:#f9fafb}.stopwatch-display{font-size:3rem;font-weight:700;font-family:monospace;color:#4f46e5;text-align:center;padding:1rem}#emoji-grid button{font-size:1.5rem;padding:4px;cursor:pointer;transition:transform .1s;background:transparent;border:none}#emoji-grid button:hover{transform:scale(1.3)}.chatbot-msg{padding:10px 14px;border-radius:12px;margin-bottom:8px;max-width:80%;word-break:break-word}.chatbot-user{background:#4f46e5;color:#fff;align-self:flex-end;border-radius:12px 12px 4px 12px;margin-left:auto}.chatbot-bot{background:#e5e7eb;color:#1f2937;align-self:flex-start;border-radius:12px 12px 12px 4px}.api-note{background:#fffbeb;border:1px solid #f59e0b;border-radius:8px;padding:12px;margin-bottom:12px;font-size:.85rem;color:#92400e}.color-swatch{width:40px;height:40px;border-radius:8px;border:1px solid #d1d5db;display:inline-block;cursor:pointer;transition:transform .15s}.color-swatch:hover{transform:scale(1.1)}.todo-item{display:flex;align-items:center;gap:8px;padding:8px;border-bottom:1px solid #e5e7eb}.todo-item.done span{text-decoration:line-through;color:#9ca3af}.palette-swatch{height:60px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:600;cursor:pointer;transition:transform .15s}.palette-swatch:hover{transform:scale(1.05)}@media print{.no-print{display:none!important}}