*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;--primary-color: #6750A4;--primary-light: #EADDFF;--secondary-color: #625B71;--surface: #FEF7FF;--surface-variant: #E7E0EC;--background: #FFFBFE;--error: #BA1A1A;--on-primary: #FFFFFF;--on-surface: #1C1B1F;--on-surface-variant: #49454F;--outline: #79747E;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1)}body{margin:0;display:flex;min-width:320px;min-height:100vh;background-color:var(--background);color:var(--on-surface)}#app{width:100%;min-height:100vh}.loading-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--surface-container-lowest);gap:var(--spacing-lg)}.loading-spinner md-circular-progress{--md-circular-progress-size: 64px;--md-circular-progress-active-indicator-width: 6px}.loading-text{font-size:1rem;color:var(--on-surface-variant);font-weight:500}.auth-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2)}.auth-container{background:#fff;border-radius:var(--radius-xl);padding:var(--spacing-xl);max-width:420px;width:100%;box-shadow:var(--shadow-lg)}.auth-logo{text-align:center;margin-bottom:var(--spacing-xl)}.auth-logo h1{font-size:3rem;margin-bottom:var(--spacing-sm)}.tagline{color:var(--on-surface-variant);font-size:1.1rem}.auth-buttons{display:flex;flex-direction:column;gap:var(--spacing-md)}.auth-button{width:100%;height:48px}.button-content{display:flex;align-items:center;justify-content:center}.apple-button{background-color:#000}.divider{display:flex;align-items:center;text-align:center;margin:var(--spacing-lg) 0;color:var(--on-surface-variant)}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid var(--outline)}.divider span{padding:0 var(--spacing-md)}.email-form{display:none;flex-direction:column;gap:var(--spacing-md);margin-top:var(--spacing-lg)}.email-form.visible{display:flex}.auth-input{width:100%}.form-toggle{text-align:center;color:var(--on-surface-variant);margin-top:var(--spacing-sm)}.form-toggle a{color:var(--primary-color);text-decoration:none;font-weight:500}.onboarding-screen{display:flex;flex-direction:column;height:100vh;background:var(--background)}.chat-container{display:flex;flex-direction:column;height:100vh}.chat-messages{flex:1;overflow-y:auto;padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-md)}.chat-message{display:flex;gap:var(--spacing-md);align-items:flex-start;animation:slideIn .3s cubic-bezier(.4,0,.2,1);margin-bottom:var(--spacing-md)}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-message.user{flex-direction:row-reverse}.avatar{width:36px;height:36px;border-radius:18px;background:linear-gradient(135deg,var(--secondary-container),var(--tertiary-container));display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0;box-shadow:0 1px 3px #0000001a}.chat-message.user .avatar{background:var(--primary-container)}.message-content,.message-bubble{background:var(--surface-container-high);padding:var(--spacing-md) var(--spacing-lg);border-radius:4px 18px 18px;max-width:75%;box-shadow:0 1px 2px #0000000d;line-height:1.5}.chat-message.user .message-content,.chat-message.user .message-bubble{background:var(--primary-container);color:var(--on-primary-container);border-top-left-radius:18px;border-top-right-radius:4px}.typing-indicator{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-md) var(--spacing-lg);background:var(--surface-container-high);border-radius:4px 18px 18px;width:fit-content;box-shadow:0 1px 2px #0000000d}.typing-dot{width:8px;height:8px;border-radius:50%;background:var(--on-surface-variant);animation:typingBounce 1.4s infinite ease-in-out}.typing-dot:nth-child(1){animation-delay:0s}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes 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var(--spacing-md);border-radius:var(--radius-sm);transition:background .2s}.current-date:hover{background:var(--surface-variant)}.header-actions{display:flex;gap:var(--spacing-sm)}.meal-slots{padding:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-lg);max-width:800px;margin:0 auto}.meal-card{background:var(--surface-container-low);border-radius:20px;overflow:hidden;box-shadow:0 1px 2px #0000000d;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1)}.meal-card:hover{transform:translateY(-1px);box-shadow:0 2px 6px #00000014}.meal-card.empty{border:1px solid var(--outline-variant);background:var(--surface-container-lowest);min-height:200px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.meal-card.empty:hover{background:var(--surface-container-low);border-color:var(--outline);transform:translateY(-2px)}.empty-meal-content{text-align:center;padding:var(--spacing-2xl);display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md)}.empty-state-icon{width:64px;height:64px;border-radius:16px;background:var(--surface-container-high);display:flex;align-items:center;justify-content:center;margin-bottom:var(--spacing-xs)}.empty-state-icon md-icon{font-size:32px;color:var(--on-surface-variant)}.empty-state-title{font-size:1.25rem;font-weight:600;color:var(--on-surface);margin:0}.empty-state-text{font-size:.875rem;color:var(--on-surface-variant);margin:0;margin-bottom:var(--spacing-sm)}.start-planning-btn{margin-top:var(--spacing-md)}.meal-card.populated{display:flex;flex-direction:column;cursor:pointer;transition:transform .2s;position:relative}.meal-card.populated:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.delete-meal-btn{position:absolute;top:var(--spacing-sm);right:var(--spacing-sm);z-index:2;background:#0009;--md-icon-button-icon-color: white;--md-icon-button-hover-state-layer-color: rgba(255, 255, 255, .1);--md-icon-button-pressed-state-layer-color: rgba(255, 255, 255, .2);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border-radius:50%}.delete-meal-btn:hover{background:#000c}.meal-image{width:100%;height:200px;background-size:cover;background-position:center;position:relative}.meal-type-badge{position:absolute;top:var(--spacing-md);left:var(--spacing-md);background:#fffffff2;padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-sm);font-weight:500;font-size:.875rem;text-transform:capitalize}.meal-info{padding:var(--spacing-lg)}.meal-title{font-size:1.25rem;margin-bottom:var(--spacing-sm)}.meal-meta{display:flex;align-items:center;gap:var(--spacing-xs);color:var(--on-surface-variant)}.cook-time{display:flex;align-items:center;gap:var(--spacing-xs)}md-fab{position:fixed;bottom:var(--spacing-lg);right:var(--spacing-lg);z-index:100}.chat-screen{display:flex;flex-direction:column;height:100vh;background:var(--surface-container-lowest)}.chat-header{background:var(--surface-container);padding:var(--spacing-md) var(--spacing-lg);box-shadow:0 1px 2px #0000000d;display:flex;align-items:center;gap:var(--spacing-md);border-bottom:1px solid var(--outline-variant)}.chat-header-content{flex:1;display:flex;align-items:center;gap:var(--spacing-md)}.chat-avatar{width:40px;height:40px;border-radius:20px;background:linear-gradient(135deg,var(--primary),var(--tertiary));display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}.chat-title-info{display:flex;flex-direction:column;gap:2px}.chat-title{font-size:1rem;font-weight:600;margin:0;color:var(--on-surface)}.chat-subtitle{font-size:.75rem;color:var(--on-surface-variant);margin:0}.chat-messages-container{flex:1;overflow-y:auto;padding:var(--spacing-xl) var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-lg)}.recipe-suggestions{display:flex;flex-direction:column;gap:var(--spacing-lg);margin-top:var(--spacing-lg)}.recipe-card{background:var(--surface-container-low);border-radius:20px;overflow:hidden;box-shadow:0 1px 2px #0000000d;border:none;transition:all .2s cubic-bezier(.4,0,.2,1)}.recipe-card:hover{box-shadow:0 2px 6px #00000014;transform:translateY(-1px)}.recipe-card.confirmed{opacity:.65;pointer-events:none;background:var(--surface-container-lowest)}.recipe-card.confirmed .select-recipe-btn{display:none}.recipe-confirmed-badge{background:var(--tertiary-container);color:var(--on-tertiary-container);padding:var(--spacing-xs) var(--spacing-md);border-radius:12px;display:flex;align-items:center;gap:var(--spacing-xs);font-size:.813rem;font-weight:500;width:fit-content;margin-top:var(--spacing-sm)}.recipe-image{width:100%;height:150px;background-size:cover;background-position:center;background-color:var(--surface-variant)}.recipe-info{padding:var(--spacing-md)}.recipe-info h3{margin-bottom:var(--spacing-sm);font-size:1.1rem;color:var(--on-surface)}.recipe-description{font-size:.9rem;color:var(--on-surface-variant);margin-bottom:var(--spacing-md);line-height:1.5}.recipe-meta{display:flex;align-items:center;flex-wrap:wrap;gap:var(--spacing-md);color:var(--on-surface-variant);margin-bottom:var(--spacing-md);font-size:.85rem}.recipe-meta span{display:flex;align-items:center;gap:var(--spacing-xs)}.recipe-meta md-icon{font-size:18px}.select-recipe-btn{width:100%;margin-top:var(--spacing-sm)}.quick-replies{display:flex;flex-wrap:wrap;gap:var(--spacing-md);margin-top:var(--spacing-lg)}.quick-reply-btn{flex:1;min-width:fit-content;--md-filled-button-container-shape: 20px}.date-meal-picker{margin-top:var(--spacing-lg);padding:var(--spacing-lg);background:var(--surface-container-low);border-radius:20px}.picker-section{margin-bottom:var(--spacing-xl)}.picker-section:last-of-type{margin-bottom:var(--spacing-lg)}.picker-section label{display:block;font-weight:600;margin-bottom:var(--spacing-md);color:var(--on-surface);font-size:.875rem;text-transform:uppercase;letter-spacing:.5px}.date-options,.meal-options{display:flex;gap:var(--spacing-md);flex-wrap:wrap}.date-btn,.meal-btn{flex:1;min-width:fit-content;--md-filled-button-container-shape: 20px}.date-btn.active,.meal-btn.active{--md-filled-button-container-color: var(--primary);--md-filled-button-label-text-color: var(--on-primary)}#confirm-meal-plan{--md-filled-button-container-shape: 20px}.picker-actions{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--outline-variant);display:flex;justify-content:flex-end}.chat-input-container{padding:var(--spacing-md) var(--spacing-lg);background:var(--surface-container);border-top:none;display:flex;gap:var(--spacing-sm);align-items:center}.chat-input{flex:1;--md-filled-text-field-container-shape: 24px;--md-filled-text-field-container-color: var(--surface-container-high);--md-filled-text-field-active-indicator-height: 0px;--md-filled-text-field-focus-active-indicator-height: 0px;--md-filled-text-field-hover-active-indicator-height: 0px}.send-button{flex-shrink:0;--md-icon-button-icon-size: 24px;--md-icon-button-state-layer-shape: 50%}.shopping-list-screen{min-height:100vh;background:var(--background)}.shopping-list-header{background:var(--surface);padding:var(--spacing-md) var(--spacing-lg);box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:var(--spacing-md);position:sticky;top:0;z-index:10}.shopping-list-header h2{flex:1;text-align:center}.header-actions{display:flex;align-items:center;gap:var(--spacing-xs)}#clear-all-btn{--md-icon-button-state-layer-shape: 50%}.header-spacer{width:48px}.shopping-list-content{padding:var(--spacing-lg);max-width:800px;margin:0 auto}.empty-state{text-align:center;padding:var(--spacing-xl)}.empty-icon{font-size:5rem;color:var(--on-surface-variant);margin-bottom:var(--spacing-lg)}.empty-state h3{margin-bottom:var(--spacing-sm)}.empty-state p{color:var(--on-surface-variant);margin-bottom:var(--spacing-lg)}.shopping-list-items{display:flex;flex-direction:column;gap:var(--spacing-xl)}.category-section{background:var(--surface-container-low);border-radius:20px;padding:var(--spacing-lg);box-shadow:0 1px 2px #0000000d}.category-title{font-size:1.1rem;margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--surface-variant)}.items-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.shopping-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--radius-sm);transition:background .2s}.shopping-item:hover{background:var(--surface-variant)}.shopping-item.completed{opacity:.6}.shopping-item.completed .item-name{text-decoration:line-through}.item-info{flex:1;display:flex;justify-content:space-between;align-items:center}.item-name{font-weight:500}.item-amount{color:var(--on-surface-variant);font-size:.875rem}.completed-section{background:var(--surface-variant)}.completed-section .category-title{color:var(--on-surface-variant)}.recipe-detail-screen{min-height:100vh;background:var(--background)}.recipe-detail-header{background:var(--surface);padding:var(--spacing-md) var(--spacing-lg);box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:var(--spacing-md);position:sticky;top:0;z-index:10}.recipe-detail-header h2{flex:1;text-align:center;margin:0}.recipe-detail-content{max-width:900px;margin:0 auto}.recipe-hero-image{width:100%;height:300px;background-size:cover;background-position:center;background-color:var(--surface-variant)}.recipe-detail-body{padding:var(--spacing-xl) var(--spacing-lg)}.recipe-title{font-size:2rem;font-weight:600;margin:0 0 var(--spacing-md) 0;color:var(--on-surface)}.recipe-description{font-size:1.125rem;color:var(--on-surface-variant);margin:0 0 var(--spacing-lg) 0;line-height:1.6}.recipe-meta-info{display:flex;gap:var(--spacing-xl);padding:var(--spacing-lg);background:var(--surface-variant);border-radius:12px;margin-bottom:var(--spacing-xl)}.meta-item{display:flex;align-items:center;gap:var(--spacing-xs);color:var(--on-surface)}.meta-item md-icon{font-size:20px}.recipe-section{margin-bottom:var(--spacing-2xl)}.recipe-section h2{font-size:1.5rem;font-weight:600;margin:0 0 var(--spacing-lg) 0;display:flex;align-items:center;gap:var(--spacing-sm)}.recipe-section h2 md-icon{color:var(--primary)}.ingredients-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.ingredient-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--surface-container-low);border-radius:16px;transition:all .2s}.ingredient-item.checked{opacity:.5}.ingredient-item.checked .ingredient-text{text-decoration:line-through}.ingredient-text{flex:1;font-size:1rem;line-height:1.5}.ingredient-text strong{color:var(--primary)}.instructions-list{display:flex;flex-direction:column;gap:var(--spacing-lg)}.instruction-step{display:flex;gap:var(--spacing-md);padding:var(--spacing-lg);background:var(--surface-container-low);border-radius:16px;transition:all .3s}.instruction-step.completed{opacity:.6;background:var(--surface-variant)}.instruction-step.completed .step-content p{text-decoration:line-through}.step-number{flex-shrink:0;width:40px;height:40px;background:var(--primary);color:var(--on-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:1.125rem}.step-content{flex:1;display:flex;align-items:center;gap:var(--spacing-md)}.step-content p{flex:1;margin:0;line-height:1.6;font-size:1rem}.nutrition-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:var(--spacing-md)}.nutrition-item{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-lg);background:var(--surface);border-radius:12px;text-align:center}.nutrition-value{font-size:1.5rem;font-weight:600;color:var(--primary);margin-bottom:var(--spacing-xs)}.nutrition-label{font-size:.875rem;color:var(--on-surface-variant)}.profile-screen{min-height:100vh;background:var(--background)}.profile-header{background:var(--surface);padding:var(--spacing-md) var(--spacing-lg);box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:var(--spacing-md);position:sticky;top:0;z-index:10}.profile-header h2{flex:1;text-align:center;margin:0}.profile-content{max-width:800px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-lg)}.profile-card{background:var(--surface-container-low);border-radius:20px;padding:var(--spacing-2xl);text-align:center;margin-bottom:var(--spacing-xl);box-shadow:0 1px 2px #0000000d}.profile-avatar{width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--tertiary));color:var(--on-primary);display:flex;align-items:center;justify-content:center;font-size:3rem;font-weight:600;margin:0 auto var(--spacing-lg)}.profile-name{font-size:1.75rem;font-weight:600;margin:0 0 var(--spacing-xs) 0;color:var(--on-surface)}.profile-email{font-size:1rem;color:var(--on-surface-variant);margin:0}.profile-section{background:var(--surface-container-low);border-radius:20px;padding:var(--spacing-xl);margin-bottom:var(--spacing-xl);box-shadow:0 1px 2px #0000000d}.section-title{font-size:1.25rem;font-weight:600;margin:0 0 var(--spacing-lg) 0;display:flex;align-items:center;gap:var(--spacing-sm);color:var(--on-surface)}.section-title md-icon{color:var(--primary)}.preferences-grid{display:flex;flex-direction:column;gap:var(--spacing-lg)}.preference-group h4{font-size:.875rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--on-surface-variant);margin:0 0 var(--spacing-sm) 0}.preference-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.preference-tag{background:var(--primary-container);color:var(--on-primary-container);padding:var(--spacing-sm) var(--spacing-md);border-radius:20px;font-size:.875rem;font-weight:500}.empty-preferences{text-align:center;color:var(--on-surface-variant);font-style:italic;margin:var(--spacing-lg) 0}.settings-list{display:flex;flex-direction:column}.settings-list md-list-item{--md-list-item-container-color: transparent;cursor:pointer;border-radius:8px;margin-bottom:var(--spacing-xs)}.settings-list md-list-item:hover{background:var(--surface-variant)}.profile-actions{display:flex;justify-content:center;margin:var(--spacing-2xl) 0}.logout-button{--md-outlined-button-outline-color: var(--error);--md-outlined-button-label-text-color: var(--error);--md-outlined-button-hover-label-text-color: var(--error);--md-outlined-button-hover-outline-color: var(--error);--md-outlined-button-pressed-label-text-color: var(--error);--md-outlined-button-pressed-outline-color: var(--error)}.app-info{text-align:center;color:var(--on-surface-variant);font-size:.875rem;margin-top:var(--spacing-2xl);padding-top:var(--spacing-xl);border-top:1px solid var(--outline-variant)}.app-info p{margin:var(--spacing-xs) 0}@media (max-width: 768px){.auth-container{padding:var(--spacing-lg)}.meal-slots{padding:var(--spacing-md)}.message-content,.message-bubble{max-width:85%}md-fab{bottom:var(--spacing-md);right:var(--spacing-md)}}md-filled-button{--md-sys-color-primary: var(--primary-color);--md-sys-color-on-primary: var(--on-primary);--md-filled-button-container-shape: 20px;--md-filled-button-container-height: 40px;--md-filled-button-label-text-size: .875rem;--md-filled-button-label-text-weight: 500;--md-filled-button-label-text-tracking: .1px;--md-filled-button-with-icon-icon-size: 18px}md-outlined-button{--md-sys-color-primary: var(--primary-color);--md-outlined-button-container-shape: 20px;--md-outlined-button-container-height: 40px;--md-outlined-button-label-text-size: .875rem;--md-outlined-button-label-text-weight: 500;--md-outlined-button-label-text-tracking: .1px;--md-outlined-button-outline-width: 1px;--md-outlined-button-with-icon-icon-size: 18px}md-text-button{--md-sys-color-primary: var(--primary-color);--md-text-button-container-shape: 20px;--md-text-button-container-height: 40px;--md-text-button-label-text-size: .875rem;--md-text-button-label-text-weight: 500;--md-text-button-label-text-tracking: .1px;--md-text-button-with-icon-icon-size: 18px}md-filled-text-field{--md-sys-color-primary: var(--primary-color);width:100%}md-filter-chip{--md-sys-color-primary: var(--primary-color)}md-fab{--md-sys-color-primary-container: var(--primary-color);--md-sys-color-on-primary-container: var(--on-primary)}md-icon-button{--md-sys-color-on-surface-variant: var(--on-surface-variant)}.fade-in{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}