.language-switcher{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) 0}.language-label{font-size:14px;color:var(--on-surface-variant);font-weight:500}.language-buttons{display:flex;gap:var(--spacing-xs)}.language-btn{padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--outline-variant);background-color:var(--surface-container-low);color:var(--on-surface-variant);border-radius:var(--spacing-xs);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.language-btn:hover{background-color:var(--surface-container);border-color:var(--outline)}.language-btn.active{background-color:var(--primary);color:var(--on-primary);border-color:var(--primary)}.language-switcher-compact{display:inline-block}.language-select-compact{padding:var(--spacing-md) var(--spacing-lg);border:1px solid var(--outline-variant);background-color:var(--surface-container-low);color:var(--on-surface);border-radius:var(--spacing-sm);font-size:16px;font-weight:500;cursor:pointer;outline:none;transition:border-color var(--transition-fast);min-height:48px;min-width:100px}.language-select-compact:hover,.language-select-compact:focus{border-color:var(--outline)}.login-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing-xl);text-align:center;background-color:var(--bg-primary)}.login-header{margin-bottom:var(--spacing-xxl);display:flex;flex-direction:column;align-items:center;gap:var(--spacing-sm)}.logo-icon{font-size:64px;color:var(--primary)}.app-title{font-size:48px;font-weight:700;margin:0;color:var(--on-surface);letter-spacing:-1px}.app-tagline{font-size:16px;color:var(--on-surface-variant);margin:0}.app-description{font-size:14px;color:var(--on-surface-variant);margin:0;opacity:.8}.login-card{background-color:var(--surface-container-low);padding:var(--spacing-xl);border-radius:28px;width:100%;max-width:400px;display:flex;flex-direction:column;gap:var(--spacing-md);border:1px solid var(--outline-variant)}.login-card p{color:var(--on-surface-variant)}.login-language-selector{display:flex;justify-content:center;margin-bottom:var(--spacing-sm)}.btn-google{background-color:var(--primary);color:var(--on-primary);padding:0 var(--spacing-xl);height:40px;border-radius:20px;font-weight:500;font-size:14px;transition:box-shadow var(--transition-fast)}.btn-google:hover{box-shadow:var(--elevation-1)}.analytics-view{margin-top:var(--spacing-xl);display:flex;flex-direction:column;gap:var(--spacing-lg)}.analytics-view .stat-card{background-color:var(--surface-container-low);padding:var(--spacing-lg);border-radius:12px;display:flex;flex-direction:column;align-items:flex-start;border:1px solid var(--outline-variant);gap:var(--spacing-xs)}.analytics-view .stat-label{font-size:12px;font-weight:500;color:var(--on-surface-variant);text-transform:none;letter-spacing:0}.analytics-view .stat-value{font-size:28px;font-weight:400;color:var(--on-surface);margin-top:0}.heatmap-section label{display:block;font-size:14px;font-weight:500;margin-bottom:var(--spacing-sm);color:var(--on-surface-variant)}.heatmap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(12px,1fr));gap:4px}.heatmap-cell{aspect-ratio:1;background-color:var(--surface-container-high);border-radius:2px}.sidesheet-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0006;display:flex;justify-content:flex-end;z-index:1000}.sidesheet-content{width:100%;max-width:400px;background-color:var(--surface-container-low);height:100%;box-shadow:var(--elevation-3);display:flex;flex-direction:column;padding:var(--spacing-lg);animation:slideIn var(--transition-medium);border-top-left-radius:28px;border-bottom-left-radius:28px}@media(max-width:600px){.sidesheet-content{max-width:100%;border-radius:0}}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.sidesheet-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl)}.sidesheet-header h2{font-size:24px;font-weight:400;color:var(--on-surface)}.btn-close{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--on-surface-variant)}.btn-close:hover{background-color:var(--surface-container-high)}.sidesheet-form{display:flex;flex-direction:column;height:100%;overflow:hidden}.form-scroll-area{flex:1;overflow-y:auto;padding-bottom:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;font-size:14px;color:var(--on-surface-variant)}.form-group input,.form-group textarea{width:100%;padding:16px;border:1px solid var(--outline);border-radius:4px;font-family:inherit;font-size:16px;background-color:transparent;color:var(--on-surface);transition:border-color var(--transition-fast)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);border-width:2px}.form-group textarea{height:120px}.color-palette{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.color-swatch{aspect-ratio:1;border-radius:8px;border:2px solid transparent;cursor:pointer;transition:transform var(--transition-fast)}.color-swatch.active{border-color:var(--on-surface);transform:scale(.9)}.sidesheet-actions{display:flex;gap:var(--spacing-md);padding:var(--spacing-lg) 0}.habit-card{background-color:var(--surface-container-low);padding:var(--spacing-md);border-radius:12px;display:flex;flex-direction:column;gap:var(--spacing-md);cursor:pointer;transition:background-color var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);touch-action:none}.habit-card.dragging{box-shadow:0 5px 15px #0000004d;cursor:grabbing}.habit-card:hover{background-color:var(--surface-container-high)}.habit-header{display:flex;justify-content:space-between;align-items:flex-start}.habit-name-group{display:flex;align-items:flex-start;gap:var(--spacing-md)}.drag-handle{cursor:grab;color:var(--on-surface-variant);font-size:20px;-webkit-user-select:none;user-select:none;margin-left:-4px;flex-shrink:0}.drag-handle:active{cursor:grabbing}.habit-color-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0;margin-top:5px}.habit-name{font-size:16px;font-weight:500;color:var(--on-surface);margin:0;line-height:1.4}.quick-stats{display:flex;align-items:center;font-size:12px;font-weight:500;color:var(--on-surface-variant);margin-top:2px}.habit-body{display:flex;justify-content:space-between;align-items:center}.sparkline{display:flex;gap:10px}.spark-day-container{display:flex;flex-direction:column;align-items:center;gap:6px}.day-label{font-size:10px;font-weight:600;color:var(--on-surface-variant);text-transform:uppercase}.spark-day-btn{width:28px;height:28px;border-radius:50%;background-color:var(--surface-container-highest);cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;border:none}.spark-day-btn.today{box-shadow:inset 0 0 0 2px var(--outline-variant)}.spark-day-btn.done{color:#fff}.btn-quick-log{width:48px;height:48px;border-radius:12px;background-color:var(--surface-container-highest);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);border:none}.btn-quick-log .material-icons{font-size:24px}.btn-quick-log.done{color:#fff;border:none}.btn-quick-log.logging-active{transform:scale(.9)}.btn-quick-log:disabled{cursor:default;pointer-events:none;opacity:.6}.checkmark{font-weight:400}.timeline-list{display:flex;flex-direction:column;gap:var(--spacing-sm);flex:1;overflow-y:auto}.timeline-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);background-color:var(--surface-container-lowest);border-radius:8px;border:1px solid var(--outline-variant);transition:background-color var(--transition-fast)}.timeline-item:hover{background-color:var(--surface-container-low)}.log-date{font-size:16px;font-weight:400;color:var(--on-surface)}.log-status{color:var(--primary);font-size:14px;font-weight:500}.btn-show-more{margin-top:var(--spacing-lg);height:40px;padding:0 var(--spacing-lg);border:1px solid var(--outline);border-radius:20px;color:var(--primary);font-weight:500}.btn-show-more:hover:not(:disabled){background-color:var(--surface-container-low)}.dashboard{display:flex;flex-direction:column;gap:var(--spacing-xl);max-width:900px;margin:0 auto;padding-bottom:120px}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md);padding:0 var(--spacing-sm)}.section-header h2{font-size:14px;font-weight:500;color:var(--on-surface-variant);letter-spacing:.5px}.sort-controls{display:flex;background-color:var(--surface-container-low);border-radius:20px;overflow:hidden;height:40px}.sort-btn{background:none;border:none;padding:0 var(--spacing-md);font-size:14px;font-weight:500;color:var(--on-surface);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;position:relative}.sort-btn.active{background-color:var(--secondary-container);color:var(--on-secondary-container)}.archive-toggle-container{display:flex;justify-content:center;margin-bottom:var(--spacing-md)}.toggle-archived{background:none;padding:var(--spacing-sm) var(--spacing-md);height:auto;border-radius:8px;font-size:13px;font-weight:500;color:var(--on-surface-variant);transition:all var(--transition-fast);border:none;display:flex;align-items:center;gap:4px}.toggle-archived:hover{background-color:var(--surface-container-low);color:var(--on-surface)}.toggle-archived .material-icons{font-size:18px}.habit-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.pause-bench{margin-top:var(--spacing-xl);padding-top:var(--spacing-xl)}.habit-list.desaturated{opacity:.6}.habit-list.desaturated .habit-card{filter:grayscale(1);background-color:var(--surface-container-low)}.archive-vault{margin-top:var(--spacing-md)}.habit-list.disabled-logs .habit-card{opacity:.5}.empty-text{color:var(--on-surface-variant);font-size:14px;text-align:center;padding:var(--spacing-xl);background-color:var(--surface-container-low);border-radius:16px}.fab{position:fixed;bottom:calc(80px + var(--spacing-lg));right:var(--spacing-lg);width:96px;height:96px;border-radius:28px;background-color:var(--primary-container);color:var(--on-primary-container);box-shadow:var(--elevation-3);font-size:40px;display:flex;align-items:center;justify-content:center;z-index:100;transition:box-shadow var(--transition-fast),transform var(--transition-fast)}@media(min-width:769px){.fab{bottom:var(--spacing-xl);right:var(--spacing-xl);width:56px;height:56px;border-radius:16px;font-size:24px}}.fab:hover{box-shadow:var(--elevation-3);filter:brightness(.95)}.fab:active{transform:scale(.95)}.timeline-page{display:flex;flex-direction:column;gap:var(--spacing-xl);max-width:600px;margin:0 auto;padding-bottom:80px}.timeline-list{display:flex;flex-direction:column;gap:var(--spacing-xl)}.timeline-day-group{display:flex;flex-direction:column;gap:var(--spacing-md)}.date-header{font-size:14px;font-weight:500;color:var(--on-surface-variant);padding-bottom:var(--spacing-xs)}.day-logs{display:flex;flex-direction:column;gap:var(--spacing-xs)}.timeline-entry{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-radius:8px;cursor:pointer;transition:background-color var(--transition-fast)}.timeline-entry:hover{background-color:var(--surface-container-low)}.habit-tag{width:12px;height:12px;border-radius:4px}.habit-name{font-size:16px;font-weight:400;color:var(--on-surface)}.empty-state{color:var(--on-surface-variant);font-size:14px;font-style:italic;padding:var(--spacing-md) 0}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#0006;display:flex;align-items:center;justify-content:center;z-index:2000;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:fadeIn .2s var(--ease-standard)}.modal-content{background-color:var(--surface-container-high);border-radius:28px;padding:var(--spacing-lg);width:90%;max-width:320px;box-shadow:var(--elevation-3);display:flex;flex-direction:column;align-items:center;text-align:center;animation:scaleIn .3s var(--ease-emphasized)}.modal-icon{margin-bottom:var(--spacing-md);padding:12px;border-radius:50%;background-color:var(--error);color:var(--on-error)}.modal-icon .material-icons{font-size:32px}.modal-title{font-size:var(--font-size-title);color:var(--on-surface);margin-bottom:var(--spacing-sm)}.modal-message{font-size:var(--font-size-body);color:var(--on-surface-variant);margin-bottom:var(--spacing-xl);line-height:1.5}.modal-actions{display:flex;justify-content:flex-end;gap:var(--spacing-sm);width:100%}.modal-actions button{padding:10px 24px;border-radius:20px;font-weight:500;font-size:14px;transition:all var(--transition-fast)}.btn-cancel{color:var(--primary)}.btn-cancel:hover{background-color:var(--surface-container-highest)}.btn-confirm{background-color:var(--error);color:var(--on-error)}.btn-confirm:hover{box-shadow:var(--elevation-1);opacity:.9}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.theme-switcher{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) 0}.theme-label{font-size:14px;color:var(--on-surface-variant);font-weight:500}.theme-buttons{display:flex;gap:var(--spacing-xs)}.theme-btn{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--outline-variant);background-color:var(--surface-container-low);color:var(--on-surface-variant);border-radius:var(--spacing-xs);font-size:13px;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.theme-btn:hover{background-color:var(--surface-container);border-color:var(--outline)}.theme-btn.active{background-color:var(--primary);color:var(--on-primary);border-color:var(--primary)}.theme-btn .material-icons{font-size:18px}.theme-btn-label{display:inline}.theme-switcher-compact{position:relative;display:inline-block}.theme-select-trigger{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);padding-right:44px;border:1px solid var(--outline-variant);background-color:var(--surface-container-low);color:var(--on-surface);border-radius:var(--spacing-sm);font-size:16px;font-weight:500;cursor:pointer;min-height:48px;min-width:120px;transition:border-color var(--transition-fast);font-family:inherit}.theme-select-trigger:hover{border-color:var(--outline)}.theme-select-trigger:focus{outline:none;border-color:var(--primary)}.theme-select-trigger .material-icons{font-size:20px;color:var(--on-surface-variant)}.theme-select-trigger .expand-icon{position:absolute;right:12px;font-size:20px}.theme-dropdown-menu{position:absolute;top:calc(100% + 4px);left:0;min-width:100%;background-color:var(--surface-container-high);border:1px solid var(--outline-variant);border-radius:var(--spacing-sm);box-shadow:var(--elevation-2);z-index:1000;overflow:hidden}.theme-dropdown-option{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-md) var(--spacing-lg);border:none;background-color:transparent;color:var(--on-surface);font-size:16px;font-weight:500;cursor:pointer;text-align:left;transition:background-color var(--transition-fast);font-family:inherit}.theme-dropdown-option:hover{background-color:var(--surface-container)}.theme-dropdown-option.active{background-color:var(--primary-container);color:var(--on-primary-container)}.theme-dropdown-option .material-icons{font-size:20px;color:var(--on-surface-variant)}.theme-dropdown-option.active .material-icons{color:var(--on-primary-container)}.profile-page{display:flex;flex-direction:column;gap:var(--spacing-xl);max-width:600px;margin:0 auto;padding-bottom:80px}.page-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) 0}.profile-section{background-color:var(--surface-container-low);padding:var(--spacing-lg);border-radius:24px}.profile-section h3{margin-bottom:var(--spacing-lg);color:var(--on-surface-variant);font-size:14px;font-weight:500}.action-menu{position:absolute;top:48px;right:0;background-color:var(--surface-container-high);border-radius:4px;box-shadow:var(--elevation-2);min-width:180px;display:flex;flex-direction:column;padding:8px 0;z-index:1001}.user-info-section{background:linear-gradient(135deg,var(--surface-container-low) 0%,var(--surface-container) 100%)}.user-info-card{padding:var(--spacing-md);background-color:var(--surface-container-high);border-radius:16px;margin-bottom:var(--spacing-md)}.user-detail-item{display:flex;align-items:center;gap:var(--spacing-sm)}.detail-icon{font-size:20px;color:var(--on-surface-variant);flex-shrink:0}.detail-content{display:flex;flex-direction:column;gap:2px;min-width:0}.info-label{font-size:12px;font-weight:500;color:var(--on-surface-variant);text-transform:uppercase;letter-spacing:.5px}.info-value{font-size:16px;font-weight:500;color:var(--on-surface);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.language-setting{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--surface-container-high);border-radius:12px;margin-bottom:var(--spacing-md)}.language-setting .detail-icon{color:var(--primary)}.theme-setting{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--surface-container-high);border-radius:12px}.theme-setting .detail-icon{color:var(--primary)}.action-buttons{display:flex;flex-direction:column;gap:var(--spacing-md)}.profile-footer{text-align:center;color:var(--on-surface-variant);font-size:12px;margin-top:var(--spacing-lg)}.admin-page{display:flex;flex-direction:column;gap:var(--spacing-xl);max-width:900px;margin:0 auto;padding-bottom:80px}.admin-page .page-header{display:flex;align-items:center;gap:var(--spacing-md);justify-content:flex-start}.admin-section{background-color:var(--surface-container-low);padding:var(--spacing-lg);border-radius:24px}.admin-section h3{margin-bottom:var(--spacing-lg);color:var(--on-surface-variant);font-size:14px;font-weight:500}.invite-form{display:flex;gap:var(--spacing-md);max-width:500px;flex-wrap:wrap}.invite-form input{flex:1;min-width:240px;height:48px;padding:0 15px;border-radius:4px;border:2px solid var(--outline-variant);background-color:transparent;color:var(--on-surface);transition:border-color .2s}.invite-form .btn{flex-grow:1;justify-content:center;height:48px;border-radius:24px}.invite-form input:focus{outline:none;border-color:var(--primary)}.status-message{display:flex;align-items:center;gap:8px;margin-top:var(--spacing-md);padding:8px 12px;border-radius:8px;font-size:14px;animation:slideIn .3s ease-out}.status-message.success{background-color:#e8f5e9;color:#2e7d32}.status-message.error{background-color:#ffebee;color:#c62828}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg);flex-wrap:wrap;gap:var(--spacing-md)}.section-header h3{margin-bottom:0}.search-box{display:flex;align-items:center;gap:8px;background-color:var(--surface-container);padding:8px 16px;border-radius:24px;border:1px solid var(--outline-variant)}.search-box .material-icons{font-size:20px;color:var(--on-surface-variant)}.search-box input{background:none;border:none;color:var(--on-surface);font-size:14px;outline:none;width:200px}.user-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.user-card{background-color:var(--surface-container);border-radius:16px;padding:var(--spacing-md);transition:transform .2s,background-color .2s}.user-card:hover{background-color:var(--surface-container-high)}.user-card-main{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md)}.user-card-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.user-email-container{display:flex;width:100%}.user-email{font-weight:500;font-size:15px;color:var(--on-surface);word-break:break-all}.user-card-badges-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.user-last-login{font-size:12px;color:var(--on-surface-variant)}.status-badge{font-size:10px;padding:2px 8px;border-radius:10px;text-transform:uppercase;font-weight:600;white-space:nowrap}.status-badge.active{background-color:#e8f5e9;color:#2e7d32}.status-badge.inactive{background-color:#fff3e0;color:#ef6c00}.status-badge.blocked{background-color:#ffebee;color:#c62828}.role-badge{font-size:10px;padding:2px 8px;border-radius:10px;background-color:var(--secondary-container);color:var(--on-secondary-container);font-weight:600}.you-badge{font-size:10px;padding:2px 8px;border-radius:10px;background-color:var(--primary-container);color:var(--on-primary-container);font-weight:600}.user-menu-container{position:relative}.btn-menu{color:var(--on-surface-variant);transition:background-color .2s;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.btn-menu:hover{background-color:var(--surface-container-highest)}.btn-menu:disabled{opacity:.2;cursor:default;pointer-events:none}.user-action-menu{position:absolute;right:0;top:100%;z-index:100;background-color:var(--surface-container-highest);border-radius:4px;box-shadow:var(--elevation-3);padding:8px 0;min-width:200px;display:flex;flex-direction:column;border:1px solid var(--outline-variant);animation:fadeIn .15s var(--ease-standard)}[data-theme=dark] .user-action-menu{background-color:#f7f2fa!important;border-color:#cac4d0!important;box-shadow:0 4px 12px #0006}[data-theme=dark] .user-action-menu .menu-item{color:#1c1b1f!important}[data-theme=dark] .user-action-menu .menu-item:hover{background-color:#ece6f0!important}[data-theme=dark] .user-action-menu .menu-item .material-icons{color:#49454f!important}[data-theme=dark] .user-action-menu .menu-label{color:#6750a4!important}[data-theme=dark] .user-action-menu .menu-divider{background-color:#cac4d0!important}[data-theme=dark] .user-action-menu .menu-item.selected{background-color:#eaddff!important;color:#21005d!important}[data-theme=dark] .user-action-menu .menu-item.selected .material-icons{color:#21005d!important}[data-theme=dark] .user-action-menu .menu-item.text-error,[data-theme=dark] .user-action-menu .menu-item.text-error .material-icons{color:#b3261e!important}.menu-label{padding:8px 16px;font-size:11px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:.8px;opacity:.8}.menu-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border:none;background:none;color:var(--on-surface);font-size:14px;font-weight:500;cursor:pointer;text-align:left;width:100%;transition:background-color var(--transition-fast)}.menu-item.selected{background-color:var(--secondary-container);color:var(--on-secondary-container)}.radio-item .material-icons{font-size:20px;color:var(--on-surface-variant)}.menu-item.selected.radio-item .material-icons{color:var(--primary)}.menu-item.text-error{color:var(--error)}.menu-item.text-error:hover{background-color:var(--error-container)}.menu-item.text-error .material-icons{color:var(--error)}.role-select{padding:6px 12px}.role-select select{background:none;border:none;color:var(--on-surface);font-size:14px;width:100%;outline:none;cursor:pointer}.empty-message{text-align:center;padding:var(--spacing-xl);color:var(--on-surface-variant)}.habit-grid-container{display:flex;flex-direction:column;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--surface-container-low);border-radius:24px;box-shadow:var(--elevation-1)}.grid-controls{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg)}.segmented-control{display:flex;background:var(--surface-container-highest);padding:4px;border-radius:20px;gap:4px}.segment-btn{padding:8px 16px;border:none;background:transparent;border-radius:16px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);color:var(--on-surface-variant);font-size:14px}.segment-btn.active{background:var(--secondary-container);color:var(--on-secondary-container);box-shadow:var(--elevation-1)}.grid-navigation{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);width:100%;min-width:280px;max-width:450px}.btn-nav{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--surface-container-highest);border:none;cursor:pointer;color:var(--on-surface);transition:background-color var(--transition-fast);flex-shrink:0}.btn-nav:hover:not(:disabled){background:var(--surface-container-high)}.btn-nav:disabled{opacity:.3;cursor:not-allowed}.current-period{font-weight:500;text-align:center;color:var(--on-surface);flex:1}.grid-display{display:grid;gap:8px;grid-template-columns:repeat(7,1fr)}.scale-week,.scale-month,.scale-all_time{grid-template-columns:repeat(7,1fr)!important;max-width:350px;margin:0 auto;width:100%;gap:8px!important}.grid-cell.out-of-month{opacity:.3}@media(min-width:600px){.grid-display{grid-template-columns:repeat(auto-fill,minmax(40px,1fr))}}.scale-year{grid-template-columns:repeat(auto-fill,minmax(14px,1fr));gap:4px}@media(min-width:600px){.scale-year{grid-template-columns:repeat(auto-fill,minmax(18px,1fr))}}.grid-cell{aspect-ratio:1;background:var(--surface-container-highest);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:500;cursor:pointer;position:relative;color:var(--on-surface-variant);transition:all var(--transition-fast)}.grid-cell.done{color:#fff}.grid-cell.future{opacity:.1;cursor:not-allowed}.grid-cell.today{outline:2px solid var(--outline);outline-offset:1px}.scale-year .grid-cell{border-radius:4px}.cell-number{pointer-events:none}.habit-detail{display:flex;flex-direction:column;gap:var(--spacing-xl);max-width:800px;margin:0 auto;padding-bottom:80px}.habit-detail .page-header{display:flex;align-items:flex-start;justify-content:space-between;padding:var(--spacing-md) 0}.header-left{display:flex;align-items:flex-start;gap:var(--spacing-sm)}.habit-title-group{display:flex;flex-direction:column}.habit-title-group h1{margin:0;line-height:1.2;padding-top:4px}.habit-status{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin-top:-4px}.habit-status.paused{color:var(--color-midnight-purple)}.habit-status.archived{color:var(--on-surface-variant)}.header-actions{position:relative}.action-menu{position:absolute;top:48px;right:0;background-color:var(--surface-container-highest);border-radius:4px;box-shadow:var(--elevation-3);min-width:180px;display:flex;flex-direction:column;padding:8px 0;z-index:1001;border:1px solid var(--outline-variant)}[data-theme=dark] .action-menu{background-color:#f7f2fa!important;border-color:#cac4d0!important;box-shadow:0 4px 12px #0006}[data-theme=dark] .action-menu .menu-item{color:#1c1b1f!important}[data-theme=dark] .action-menu .menu-item:not(.delete) .material-icons{color:#49454f!important}[data-theme=dark] .action-menu .menu-item:hover{background-color:#ece6f0!important}[data-theme=dark] .action-menu .menu-divider{background-color:#cac4d0!important}.menu-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;z-index:1000}.menu-item{display:flex;align-items:center;gap:12px;padding:12px 16px;font-size:14px;font-weight:500;color:var(--on-surface);cursor:pointer;background:none;border:none;width:100%;text-align:left;transition:background-color var(--transition-fast)}.menu-item:hover{background-color:var(--surface-container-highest)}.menu-item.delete{color:var(--error)}.menu-item.delete:hover{background-color:#fce8e6}.menu-item .material-icons{font-size:20px;color:var(--on-surface-variant)}.menu-item.delete .material-icons{color:var(--error)}.menu-divider{height:1px;background-color:var(--outline-variant);margin:4px 0}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.stat-card{background-color:var(--surface-container-low);padding:var(--spacing-lg);border-radius:12px;display:flex;flex-direction:column;align-items:flex-start;gap:var(--spacing-xs)}.stat-value{font-size:32px;font-weight:400;color:var(--on-surface)}.stat-label{font-size:14px;font-weight:500;color:var(--on-surface-variant)}.not-found-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100%;padding:var(--spacing-xl);text-align:center}.not-found-content{max-width:400px;animation:fadeIn .8s var(--ease-emphasized)}.error-icon{font-size:80px;color:var(--on-surface-variant);margin-bottom:var(--spacing-md);opacity:.5}.not-found-title{font-size:80px;line-height:1;margin-bottom:var(--spacing-sm);color:var(--primary);font-weight:700}.not-found-subtitle{font-size:var(--font-size-headline);margin-bottom:var(--spacing-md);color:var(--on-surface)}.not-found-description{font-size:var(--font-size-body);color:var(--on-surface-variant);margin-bottom:var(--spacing-xl);line-height:1.6}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.app-shell{display:flex;flex-direction:column;height:100vh;overflow:hidden;background-color:var(--bg-primary)}.top-bar{height:64px;display:flex;align-items:center;padding:0 var(--spacing-lg);background-color:var(--surface);flex-shrink:0}.logo{font-size:22px;font-weight:400;color:var(--on-surface);cursor:pointer;letter-spacing:-.5px}.shell-body{display:flex;flex:1;overflow:hidden}.sidebar{width:80px;background-color:var(--bg-primary);display:flex;flex-direction:column;padding:var(--spacing-md) 0;gap:var(--spacing-sm);align-items:center}@media(min-width:1200px){.sidebar{width:240px;align-items:stretch;padding:var(--spacing-md)}}@media(max-width:768px){.sidebar{display:none}}.content{flex:1;overflow-y:auto;padding:var(--spacing-lg);background-color:var(--surface-container-lowest);border-top-left-radius:24px}@media(max-width:768px){.content{border-top-left-radius:0;padding:var(--spacing-md)}}.bottom-nav{display:none;height:80px;background-color:var(--surface-container);flex-shrink:0;padding:0 var(--spacing-sm)}@media(max-width:768px){.bottom-nav{display:flex;justify-content:space-around;align-items:center}}.nav-item{text-decoration:none;color:var(--on-surface-variant);display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:64px;height:56px;border-radius:16px;transition:all var(--transition-fast);position:relative}.sidebar .nav-item{width:56px;margin-bottom:var(--spacing-sm)}@media(min-width:1200px){.sidebar .nav-item{width:auto;flex-direction:row;justify-content:flex-start;padding:0 var(--spacing-lg);height:56px;gap:var(--spacing-md)}}.nav-icon-wrapper{width:64px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:16px;transition:background-color var(--transition-fast)}.nav-icon-wrapper .material-icons{font-size:24px}.nav-item.active .nav-icon-wrapper{background-color:var(--secondary-container);color:var(--on-secondary-container)}.nav-item.active{color:var(--on-surface)}.nav-label{font-size:12px;font-weight:500;margin-top:4px}@media(min-width:1200px){.sidebar .nav-label{font-size:14px;margin-top:0}.sidebar .nav-icon-wrapper{width:auto;height:auto;background:none!important}.sidebar .nav-item.active{background-color:var(--secondary-container);color:var(--on-secondary-container)}}.loading{display:flex;align-items:center;justify-content:center;height:100vh;font-size:16px;color:var(--on-surface-variant)}.page-header{display:flex;align-items:center;gap:var(--spacing-md)}.page-header h1{font-size:28px;font-weight:400;color:var(--on-surface)}.btn{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 var(--spacing-lg);border-radius:20px;font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition-fast);gap:var(--spacing-sm);text-decoration:none;border:none;background:none;color:inherit}.btn:disabled{opacity:.38;cursor:default;pointer-events:none}.btn-primary{background-color:var(--primary);color:var(--on-primary)}.btn-primary:hover{box-shadow:var(--elevation-1);background-image:linear-gradient(#ffffff14,#ffffff14)}.btn-outline{background-color:color-mix(in srgb,var(--primary-container) 15%,transparent);color:var(--primary);border:1px solid var(--primary)}.btn-outline.active{background-color:var(--secondary-container);color:var(--on-secondary-container)}.btn-ghost{color:var(--on-surface-variant)}.btn-ghost:hover{background-color:var(--surface-container-low);color:var(--on-surface)}.btn-ghost.active{background-color:var(--secondary-container);color:var(--on-secondary-container)}.btn-error-outline{background-color:color-mix(in srgb,var(--error-container) 25%,transparent);color:var(--error);border:1px solid var(--error)}.btn-error-outline:hover{background-color:color-mix(in srgb,var(--error-container) 35%,transparent)}.btn-icon{width:40px;height:40px;padding:0;border-radius:50%}.btn-icon .material-icons{font-size:24px}:root{--color-sage: #87A96B;--color-slate: #708090;--color-terracotta: #E2725B;--color-navy: #2C3E50;--color-midnight-purple: #483248;--color-lavender: #967BB6;--color-teal: #008080;--color-dusty-lavender: #7E6B8F;--color-steel-blue: #4A6D88;--color-muted-indigo: #3D405B;--color-deep-plum: #673C4F;--color-moss: #4F5D2F;--color-slate-blue: #5A6E83;--color-charcoal: #36454F;--color-burnt-sienna: #7A443A;--color-deep-periwinkle: #545E75;--color-storm-cloud: #4F666A;--color-dried-basil: #5B624D;--color-thistle: #827081;--color-deep-sea: #2A4D53;--bg-primary: #fdfdfd;--bg-secondary: #f3f3f3;--surface: #ffffff;--surface-container-lowest: #ffffff;--surface-container-low: #f7f2fa;--surface-container: #f3edf7;--surface-container-high: #ece6f0;--surface-container-highest: #e6e0e9;--on-surface: #1c1b1f;--on-surface-variant: #49454f;--outline: #79747e;--outline-variant: #cac4d0;--primary: #6750a4;--on-primary: #ffffff;--primary-container: #eaddff;--on-primary-container: #21005d;--secondary: #625b71;--on-secondary: #ffffff;--secondary-container: #e8def8;--on-secondary-container: #1d192b;--error: #b3261e;--on-error: #ffffff;--error-container: #f9dedc;--text-primary: var(--on-surface);--text-secondary: var(--on-surface-variant);--border-color: var(--outline-variant);--accent-color: var(--primary);--font-family: "Inter", system-ui, -apple-system, sans-serif;--font-size-display: 57px;--font-size-headline: 32px;--font-size-title: 22px;--font-size-label: 14px;--font-size-body: 16px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-xxl: 48px;--elevation-1: 0 1px 3px 1px rgba(0, 0, 0, .15), 0 1px 2px 0 rgba(0, 0, 0, .3);--elevation-2: 0 2px 6px 2px rgba(0, 0, 0, .15), 0 1px 2px 0 rgba(0, 0, 0, .3);--elevation-3: 0 4px 8px 3px rgba(0, 0, 0, .15), 0 1px 3px 0 rgba(0, 0, 0, .3);--ease-standard: cubic-bezier(.2, 0, 0, 1);--ease-emphasized: cubic-bezier(.3, 0, 0, 1);--transition-fast: .2s var(--ease-standard);--transition-medium: .4s var(--ease-emphasized)}@media(prefers-color-scheme:dark){:root{--bg-primary: #1c1b1f;--bg-secondary: #2b2930;--surface: #1c1b1f;--surface-container-lowest: #0f0d13;--surface-container-low: #1d1b20;--surface-container: #211f26;--surface-container-high: #2b2930;--surface-container-highest: #36343b;--on-surface: #e6e1e5;--on-surface-variant: #cac4d0;--outline: #938f99;--outline-variant: #49454f;--primary: #d0bcff;--on-primary: #381e72;--primary-container: #4f378b;--on-primary-container: #eaddff;--secondary: #ccc2dc;--on-secondary: #332d41;--secondary-container: #4a4458;--on-secondary-container: #e8def8;--error: #f2b8b5;--on-error: #601410;--error-container: #601410}}[data-theme=light]{--bg-primary: #fdfdfd;--bg-secondary: #f3f3f3;--surface: #ffffff;--surface-container-lowest: #ffffff;--surface-container-low: #f7f2fa;--surface-container: #f3edf7;--surface-container-high: #ece6f0;--surface-container-highest: #e6e0e9;--on-surface: #1c1b1f;--on-surface-variant: #49454f;--outline: #79747e;--outline-variant: #cac4d0;--primary: #6750a4;--on-primary: #ffffff;--primary-container: #eaddff;--on-primary-container: #21005d;--secondary: #625b71;--on-secondary: #ffffff;--secondary-container: #e8def8;--on-secondary-container: #1d192b;--error: #b3261e;--on-error: #ffffff;--error-container: #f9dedc}[data-theme=dark]{--bg-primary: #1c1b1f;--bg-secondary: #2b2930;--surface: #1c1b1f;--surface-container-lowest: #0f0d13;--surface-container-low: #1d1b20;--surface-container: #211f26;--surface-container-high: #2b2930;--surface-container-highest: #36343b;--on-surface: #e6e1e5;--on-surface-variant: #cac4d0;--outline: #938f99;--outline-variant: #49454f;--primary: #d0bcff;--on-primary: #381e72;--primary-container: #4f378b;--on-primary-container: #eaddff;--secondary: #ccc2dc;--on-secondary: #332d41;--secondary-container: #4a4458;--on-secondary-container: #e8def8;--error: #f2b8b5;--on-error: #601410;--error-container: #601410}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1{font-size:var(--font-size-headline);font-weight:400;letter-spacing:0}h2{font-size:var(--font-size-title);font-weight:400;letter-spacing:0}h3{font-size:16px;font-weight:500;letter-spacing:.1px}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea{font-family:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--outline-variant);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--outline)}