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var(--safe-area-bottom));position:fixed;right:0;z-index:100}.bottom-nav,.bottom-nav-item{align-items:center;display:flex}.bottom-nav-item{background:none;border:none;cursor:pointer;flex-direction:column;gap:4px;min-width:64px;padding:8px 16px;position:relative;transition:all .2s ease}.bottom-nav-icon{font-size:24px;transition:transform .2s ease}.bottom-nav-label{color:#6b7280;color:var(--parent-text-muted);font-size:10px;font-weight:500;transition:color .2s ease}.bottom-nav-item.active .bottom-nav-icon{transform:scale(1.1)}.bottom-nav-item.active .bottom-nav-label{color:#6366f1;color:var(--parent-primary);font-weight:600}.bottom-nav-item.active:after{background:#6366f1;background:var(--parent-primary);border-radius:0 0 3px 3px;content:"";height:3px;left:50%;position:absolute;top:0;transform:translateX(-50%);width:32px}.toast-container{display:flex;flex-direction:column;gap:8px;left:0;padding:12px 16px;pointer-events:none;position:fixed;right:0;top:0;z-index:1000}.toast{align-items:flex-start;animation:slideDown .3s ease-out;background:#fff;background:var(--parent-card);border-left:4px solid;border-radius:12px;border-radius:var(--parent-radius-sm);box-shadow:0 8px 32px #0003;cursor:pointer;display:flex;gap:12px;padding:14px 16px;pointer-events:auto;transition:transform .2s ease,opacity .2s ease}.toast:active{transform:scale(.98)}.toast.priority-high{border-left-color:#ef4444;border-left-color:var(--parent-danger)}.toast.priority-medium{border-left-color:#f59e0b;border-left-color:var(--parent-warning)}.toast.priority-low{border-left-color:#10b981;border-left-color:var(--parent-secondary)}.toast.exiting{animation:slideUp .3s ease-in forwards}@keyframes slideDown{0%{opacity:0;transform:translateY(-100%)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-100%)}}.toast-icon{flex-shrink:0;font-size:24px}.toast-content{flex:1 1;min-width:0}.toast-title{color:#1f2937;color:var(--parent-text);font-size:14px;font-weight:600;margin-bottom:2px}.toast-message{font-size:13px;line-height:1.3}.toast-close,.toast-message{color:#6b7280;color:var(--parent-text-muted)}.toast-close{align-items:center;background:#f8fafc;background:var(--parent-bg);border:none;border-radius:50%;cursor:pointer;display:flex;flex-shrink:0;font-size:16px;height:28px;justify-content:center;width:28px}.toast-close:active{background:#e5e7eb;background:var(--parent-border)}.demo-toggle{align-items:center;background:#1f2937;background:var(--parent-text);border:none;border-radius:24px;bottom:calc(88px + env(safe-area-inset-bottom, 0px));bottom:calc(88px + var(--safe-area-bottom));box-shadow:0 4px 16px #0003;color:#fff;cursor:pointer;display:flex;font-size:12px;font-weight:600;gap:8px;padding:10px 16px;position:fixed;right:16px;transition:all .2s ease;z-index:95}.demo-toggle:active{transform:scale(.95)}.demo-toggle.active{background:#6366f1;background:var(--parent-primary)}.demo-toggle-dot{background:#6b7280;background:var(--parent-text-muted);border-radius:50%;height:8px;width:8px}.demo-toggle.active .demo-toggle-dot{animation:pulse 1.5s infinite;background:#22c55e}.alert-modal-overlay{align-items:flex-end;animation:fadeIn .2s ease;background:#00000080;bottom:0;display:flex;left:0;position:fixed;right:0;top:0;z-index:200}.alert-modal{animation:slideUpModal .3s ease;background:#fff;background:var(--parent-card);border-radius:16px 16px 0 0;border-radius:var(--parent-radius) var(--parent-radius) 0 0;max-height:85vh;overflow-y:auto;padding-bottom:env(safe-area-inset-bottom,0);padding-bottom:var(--safe-area-bottom);width:100%}@keyframes slideUpModal{0%{transform:translateY(100%)}to{transform:translateY(0)}}.alert-modal-handle{background:#e5e7eb;background:var(--parent-border);border-radius:2px;height:4px;margin:12px auto;width:36px}.alert-modal-header{align-items:flex-start;border-bottom:1px solid #e5e7eb;border-bottom:1px solid var(--parent-border);display:flex;gap:16px;padding:0 20px 16px}.alert-modal-icon{flex-shrink:0;font-size:32px}.alert-modal-title-section{flex:1 1}.alert-modal-title{color:#1f2937;color:var(--parent-text);font-size:18px;font-weight:700;margin-bottom:4px}.alert-modal-subtitle{color:#6b7280;color:var(--parent-text-muted);font-size:14px}.alert-modal-body{padding:20px}.alert-modal-section-title{align-items:center;color:#6366f1;color:var(--parent-primary);display:flex;font-size:13px;font-weight:600;gap:8px;letter-spacing:.5px;margin-bottom:12px;text-transform:uppercase}.alert-modal-recommendation{color:#1f2937;color:var(--parent-text);font-size:15px;line-height:1.6}.alert-modal-recommendation strong{font-weight:600}.alert-modal-recommendation p{margin:0 0 12px}.alert-modal-recommendation ul{margin:0 0 12px;padding-left:20px}.alert-modal-recommendation li{margin-bottom:6px}.alert-modal-actions{border-top:1px solid #e5e7eb;border-top:1px solid var(--parent-border);display:flex;gap:12px;padding:16px 20px}.alert-modal-btn{border:none;border-radius:12px;border-radius:var(--parent-radius-sm);cursor:pointer;flex:1 1;font-size:15px;font-weight:600;padding:14px;transition:all .2s ease}.alert-modal-btn.primary{background:#6366f1;background:var(--parent-primary);color:#fff}.alert-modal-btn.primary:active{background:#818cf8;background:var(--parent-primary-light)}.alert-modal-btn.secondary{background:#f8fafc;background:var(--parent-bg);color:#1f2937;color:var(--parent-text)}.alert-modal-btn.secondary:active{background:#e5e7eb;background:var(--parent-border)}.empty-state{padding:40px 20px;text-align:center}.empty-state-icon{font-size:48px;margin-bottom:12px}.empty-state-title{color:#1f2937;color:var(--parent-text);font-size:16px;font-weight:600;margin-bottom:4px}.empty-state-text{color:#6b7280;color:var(--parent-text-muted);font-size:14px}.screen-title{color:#1f2937;color:var(--parent-text);font-size:28px;font-weight:700;letter-spacing:-.5px;margin-bottom:20px}.chat-screen{display:flex;flex-direction:column;height:100%;min-height:calc(100vh - 120px);min-height:calc(100dvh - 120px)}.chat-messages{display:flex;flex:1 1;flex-direction:column;overflow-y:auto;padding:16px}.chat-block{animation:messageIn .3s ease;margin-bottom:1.5rem}.chat-block:last-child{margin-bottom:0}@keyframes 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var(--parent-border);display:flex;gap:8px;margin:0 -16px;overflow-x:auto;padding:12px 16px;scrollbar-width:none}.chat-suggestions-row::-webkit-scrollbar{display:none}.chat-suggestion-chip{background:var(--parent-card);border:1px solid var(--parent-border);border-radius:20px;color:var(--parent-text);cursor:pointer;flex-shrink:0;font-size:13px;padding:10px 16px;transition:all .2s ease;white-space:nowrap}.chat-suggestion-chip:active{background:var(--parent-primary);border-color:var(--parent-primary);color:#fff}.chat-input-area{background:var(--parent-card);border-top:1px solid var(--parent-border);padding:12px 16px;padding-bottom:calc(12px + var(--safe-area-bottom))}.chat-typing-indicator{display:flex;gap:4px;padding:12px 16px}.chat-typing-dot{animation:typing 1.4s ease-in-out infinite;background:var(--parent-text-light);border-radius:50%;height:8px;width:8px}.chat-typing-dot:first-child{animation-delay:0s}.chat-typing-dot:nth-child(2){animation-delay:.2s}.chat-typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-4px)}}.calendar-screen{padding-bottom:80px}.calendar-container{background:var(--parent-card);border-radius:var(--parent-radius);box-shadow:var(--parent-shadow);margin-bottom:20px;overflow:hidden}.calendar-header{align-items:center;border-bottom:1px solid var(--parent-border);display:flex;justify-content:space-between;padding:16px}.calendar-month{color:var(--parent-text);font-size:17px;font-weight:600}.calendar-nav{display:flex;gap:8px}.calendar-nav-btn{align-items:center;background:var(--parent-bg);border:none;border-radius:50%;color:var(--parent-text-muted);cursor:pointer;display:flex;font-size:18px;height:36px;justify-content:center;width:36px}.calendar-nav-btn:active{background:var(--parent-border)}.calendar-weekdays{background:var(--parent-bg);display:grid;grid-template-columns:repeat(7,1fr);padding:8px 0}.calendar-weekday{color:var(--parent-text-muted);font-size:11px;font-weight:600;text-align:center;text-transform:uppercase}.calendar-days{grid-gap:2px;display:grid;gap:2px;grid-template-columns:repeat(7,1fr);padding:8px}.calendar-day{align-items:center;aspect-ratio:1;border-radius:50%;color:var(--parent-text);cursor:pointer;display:flex;flex-direction:column;font-size:14px;justify-content:center;position:relative;transition:all .2s ease}.calendar-day.other-month{color:var(--parent-text-light)}.calendar-day.today{background:var(--parent-primary);color:#fff;font-weight:600}.calendar-day.has-event:after{background:var(--parent-primary);border-radius:50%;bottom:4px;content:"";height:4px;position:absolute;width:4px}.calendar-day.today.has-event:after{background:#fff}.calendar-day:active:not(.other-month){background:var(--parent-border)}.calendar-events-section{margin-top:8px}.add-event-btn{align-items:center;background:var(--parent-card);border:2px dashed var(--parent-border);border-radius:var(--parent-radius-sm);color:var(--parent-text-muted);cursor:pointer;display:flex;font-size:14px;font-weight:500;gap:8px;justify-content:center;margin-top:12px;padding:14px;transition:all .2s ease;width:100%}.add-event-btn:active{background:var(--parent-bg);border-color:var(--parent-primary);color:var(--parent-primary)}.add-event-modal{padding:20px}.add-event-form{gap:16px}.add-event-form,.form-group{display:flex;flex-direction:column}.form-group{gap:6px}.form-label{color:var(--parent-text-muted);font-size:13px;font-weight:600}.form-input{background:var(--parent-card);border:1px solid var(--parent-border);border-radius:var(--parent-radius-xs);color:var(--parent-text);font-size:15px;outline:none;padding:14px 16px}.form-input:focus{border-color:var(--parent-primary)}.form-row{grid-gap:12px;display:grid;gap:12px;grid-template-columns:1fr 1fr}.event-type-selector{display:flex;gap:8px}.event-type-btn{background:var(--parent-card);border:1px solid var(--parent-border);border-radius:var(--parent-radius-xs);cursor:pointer;flex:1 1;font-size:20px;padding:12px;transition:all .2s ease}.event-type-btn.selected{background:#eef2ff;border-color:var(--parent-primary)}.insights-screen{padding-bottom:80px}.insights-period-selector{background:var(--parent-card);border-radius:var(--parent-radius-sm);box-shadow:var(--parent-shadow);display:flex;gap:8px;margin-bottom:20px;padding:4px}.period-btn{background:none;border:none;border-radius:var(--parent-radius-xs);color:var(--parent-text-muted);cursor:pointer;flex:1 1;font-size:13px;font-weight:500;padding:10px;transition:all .2s 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.5s ease}.subject-status-badge{font-size:13px;font-weight:500}.subject-details{color:var(--parent-text-muted);font-size:13px;line-height:1.5;margin-top:8px}.observation-item{align-items:flex-start;display:flex;gap:12px}.observation-icon{flex-shrink:0;font-size:20px}.observation-content{display:flex;flex-direction:column;gap:4px}.observation-title{color:var(--parent-text);font-size:14px;font-weight:600}.observation-text{color:var(--parent-text-muted);font-size:13px;line-height:1.4}.settings-screen{padding-bottom:80px}.settings-section{background:var(--parent-card);border-radius:var(--parent-radius);box-shadow:var(--parent-shadow);margin-bottom:16px;overflow:hidden}.settings-section-title{color:var(--parent-text-muted);font-size:12px;font-weight:600;letter-spacing:.5px;padding:16px 16px 8px;text-transform:uppercase}.settings-item{align-items:center;border-bottom:1px solid var(--parent-border);display:flex;justify-content:space-between;padding:16px}.settings-item:last-child{border-bottom:none}.settings-item-content{align-items:center;display:flex;gap:12px}.settings-item-icon{align-items:center;background:var(--parent-bg);border-radius:var(--parent-radius-xs);display:flex;font-size:18px;height:36px;justify-content:center;width:36px}.settings-item-text{display:flex;flex-direction:column}.settings-item-title{color:var(--parent-text);font-size:15px;font-weight:500}.settings-item-subtitle{color:var(--parent-text-muted);font-size:12px}.toggle-switch{height:31px;position:relative;width:51px}.toggle-switch input{height:0;opacity:0;width:0}.toggle-slider{background-color:#e5e7eb;border-radius:31px;bottom:0;cursor:pointer;left:0;position:absolute;right:0;top:0;transition:.3s}.toggle-slider:before{background-color:#fff;border-radius:50%;bottom:2px;box-shadow:0 2px 4px #0000001a;content:"";height:27px;left:2px;position:absolute;transition:.3s;width:27px}.toggle-switch input:checked+.toggle-slider{background-color:var(--parent-primary)}.toggle-switch input:checked+.toggle-slider:before{transform:translateX(20px)}.child-profile-card{align-items:center;display:flex;gap:16px;padding:16px}.child-avatar{align-items:center;background:linear-gradient(135deg,var(--parent-warning),#fbbf24);border-radius:50%;color:#fff;display:flex;font-size:28px;font-weight:600;height:64px;justify-content:center;width:64px}.child-info{flex:1 1}.child-name{color:var(--parent-text);font-size:18px;font-weight:600}.child-grade{color:var(--parent-text-muted);font-size:14px}@media (min-width:768px){.parent-dashboard{box-shadow:0 0 40px #0000001a;margin:0 auto;max-width:480px;min-height:100vh}.floating-chat-input{left:50%;max-width:448px;transform:translateX(-50%)}.bottom-nav,.toast-container{left:50%;max-width:480px;transform:translateX(-50%)}.demo-toggle{right:calc(50% - 224px)}}:root{--color-primary:#6366f1;--color-primary-hover:#4f46e5;--color-primary-light:#818cf8;--color-primary-lighter:#c7d2fe;--color-accent:#d4a012;--color-accent-hover:#b8890f;--color-accent-light:#e5b73d;--color-success:#10b981;--color-success-hover:#059669;--color-success-light:#d1fae5;--color-success-dark:#065f46;--color-error:#ef4444;--color-error-hover:#dc2626;--color-error-light:#fee2e2;--color-error-dark:#b91c1c;--color-warning:#f59e0b;--color-warning-hover:#d97706;--color-warning-light:#fef3c7;--color-warning-dark:#92400e;--color-info:#3b82f6;--color-info-hover:#2563eb;--color-info-light:#dbeafe;--color-info-dark:#1e40af;--color-text:#1f2937;--color-text-secondary:#374151;--color-text-muted:#6b7280;--color-text-light:#9ca3af;--color-text-inverse:#fff;--color-bg:#fff;--color-bg-secondary:#f9fafb;--color-bg-tertiary:#f3f4f6;--color-bg-dark:#1a1a18;--color-bg-overlay:#00000080;--color-border:#e5e7eb;--color-border-light:#f3f4f6;--color-border-dark:#d1d5db;--color-border-focus:var(--color-primary);--shadow-sm:0 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ease;--z-dropdown:50;--z-sticky:100;--z-fixed:1000;--z-modal-backdrop:9999;--z-modal:10000;--z-modal-content:10001;--z-tooltip:10002}.spinner{animation:spin .8s linear infinite;border:3px solid #e5e7eb;border-top-color:#6366f1;border:3px solid var(--color-border,#e5e7eb);border-top-color:var(--color-primary,#6366f1)}.spinner--sm{border-width:2px;height:16px;width:16px}.spinner--md{border-width:3px;height:24px;width:24px}.spinner--lg{border-width:4px;height:40px;width:40px}.spinner--xl{border-width:4px;height:48px;width:48px}@keyframes spin{to{transform:rotate(1turn)}}.focus-ring:focus{outline:2px solid #6366f1;outline:2px solid var(--color-primary,#6366f1);outline-offset:2px}.focus-ring:focus:not(:focus-visible){outline:none}.focus-ring:focus-visible{outline:2px solid #6366f1;outline:2px solid var(--color-primary,#6366f1);outline-offset:2px}.focus-shadow:focus{border-color:#6366f1;border-color:var(--color-primary,#6366f1);box-shadow:0 0 0 3px 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