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a:hover{text-decoration:underline}.habits-container{min-height:100vh;background:#f5f5f5}.habits-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 2px 10px #0000001a}.habits-header h1{margin:0;font-size:2rem}.habits-header p{margin:.5rem 0 0;opacity:.9}.habits-content{display:flex;gap:2rem;padding:2rem;max-width:1400px;margin:0 auto}.habits-sidebar{width:300px;flex-shrink:0}.filters-section{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 2px 8px #0000001a;margin-bottom:1.5rem}.filters-section h2{margin:0 0 1rem;font-size:1.25rem;color:#333}.filter-group{margin-bottom:1rem}.filter-group label{display:block;margin-bottom:.5rem;color:#555;font-weight:500;font-size:.9rem}.filter-group input[type=checkbox]{margin-right:.5rem}.filter-group input[type=text],.filter-group select{width:100%;padding:.5rem;border:2px solid 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button:hover{transform:translateY(-2px)}.habits-list{display:grid;gap:1.5rem}.habit-card{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 2px 8px #0000001a;transition:transform .2s,box-shadow .2s}.habit-card:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.habit-card.inactive{opacity:.7}.habit-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.habit-header h3{margin:0;color:#333;font-size:1.5rem}.status-badge{padding:.25rem .75rem;border-radius:12px;font-size:.85rem;font-weight:600}.status-badge.active{background:#d4edda;color:#155724}.status-badge.inactive{background:#f8d7da;color:#721c24}.habit-description{color:#666;margin:0 0 1rem;line-height:1.5}.habit-meta{display:flex;gap:1rem;align-items:center;margin-bottom:1rem;flex-wrap:wrap}.frequency-badge{background:#e3f2fd;color:#1976d2;padding:.25rem .75rem;border-radius:12px;font-size:.85rem;font-weight:600}.habit-date{color:#999;font-size:.85rem}.habit-actions{display:flex;gap:.5rem;flex-wrap:wrap}.habit-actions button{padding:.5rem 1rem;border:none;border-radius:6px;font-size:.9rem;font-weight:500;cursor:pointer;transition:background-color .2s}.btn-toggle.activate{background:#d4edda;color:#155724}.btn-toggle.deactivate{background:#fff3cd;color:#856404}.btn-edit{background:#e3f2fd;color:#1976d2}.btn-delete{background:#f8d7da;color:#721c24}.habit-actions button:hover{opacity:.8}.empty-state{text-align:center;padding:4rem 2rem;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a}.empty-state p{color:#666;font-size:1.1rem;margin-bottom:1.5rem}.btn-secondary{padding:.75rem 1.5rem;background:#f0f0f0;color:#666;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s}.btn-secondary:hover{background:#e0e0e0}.error-message{background-color:#fee;color:#c33;padding:.75rem;border-radius:6px;margin-bottom:1rem;border:1px solid #fcc}@media (max-width: 768px){.habits-content{flex-direction:column;padding:1rem}.habits-sidebar{width:100%}.habits-header{flex-direction:column;align-items:flex-start;gap:1rem}}*{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}#root{min-height:100vh}