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button.active{background:#3b82f6;color:#fff}.chart-type-selector{display:flex;gap:.5rem;background:#0f172a;padding:.25rem;border-radius:8px}.chart-type-selector button{padding:.5rem 1rem;background:transparent;border:none;border-radius:6px;color:#94a3b8;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s}.chart-type-selector button:hover{color:#e2e8f0;background:#1e293b}.chart-type-selector button.active{background:#10b981;color:#fff}.chart-container{width:100%}.stocks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.stock-card{background:#1e293b;padding:1.5rem;border-radius:12px;border:1px solid #334155}.stock-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.stock-card-header h3{color:#e2e8f0;font-size:1.5rem}.card-actions{display:flex;gap:.5rem;align-items:center}.watchlist-btn{background:none;border:none;color:#f59e0b;font-size:1.5rem;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s}.watchlist-btn:hover{background:#334155;color:#fbbf24;transform:scale(1.1)}.remove-btn{background:none;border:none;color:#94a3b8;font-size:2rem;cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s}.remove-btn:hover{background:#334155;color:#ef4444}.stock-info{display:flex;flex-direction:column;gap:1rem}.price{font-size:2rem;font-weight:700;color:#e2e8f0}.change{font-size:1.1rem;font-weight:600}.change.positive{color:#10b981}.change.negative{color:#ef4444}.stats{display:flex;flex-direction:column;gap:.5rem;padding-top:1rem;border-top:1px solid #334155}.stat{display:flex;justify-content:space-between;color:#94a3b8}.stat span:last-child{color:#e2e8f0;font-weight:600}.empty-state{text-align:center;padding:4rem 2rem;color:#64748b}.empty-state h2{color:#94a3b8;margin-bottom:.5rem}.footer{background:#1e293b;padding:1.5rem;text-align:center;color:#64748b;border-top:1px solid #334155;margin-top:2rem}@media (max-width: 768px){.header h1{font-size:2rem}.top-section,.search-bar{flex-direction:column}.chart-header{flex-direction:column;align-items:flex-start}.chart-controls{width:100%;flex-direction:column}.time-range-selector,.chart-type-selector{width:100%}.stocks-grid{grid-template-columns:1fr}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#0f172a;color:#e2e8f0}#root{min-height:100vh}