:root{--primary: #6366f1;--primary-hover: #4f46e5;--primary-light: #eef2ff;--danger: #ef4444;--danger-hover: #dc2626;--success: #22c55e;--warning: #f59e0b;--info: #3b82f6;--purple: #a855f7;--bg: #f8fafc;--bg-card: #ffffff;--bg-sidebar: #1e1b4b;--bg-sidebar-hover: #312e81;--bg-input: #ffffff;--text: #1e293b;--text-muted: #64748b;--text-sidebar: #c7d2fe;--text-sidebar-active: #ffffff;--border: #e2e8f0;--border-focus: #6366f1;--radius: 10px;--radius-sm: 6px;--radius-lg: 16px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);--shadow-lg: 0 4px 16px rgba(0,0,0,.1);--transition: .2s ease;--sidebar-width: 260px;--topbar-height: 56px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}ul{list-style:none}img{max-width:100%;display:block}input,select,textarea,button{font:inherit}.loading,.loading-screen{display:flex;align-items:center;justify-content:center;min-height:300px}.loading-screen{height:100vh}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);color:var(--text-sidebar);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform var(--transition)}.sidebar-header{display:flex;align-items:center;gap:10px;padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-title{font-size:1.25rem;font-weight:700;color:#fff}.sidebar-close{display:none;background:none;border:none;color:var(--text-sidebar);cursor:pointer;margin-left:auto}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 20px;color:var(--text-sidebar);transition:all var(--transition);border-left:3px solid transparent}.nav-link:hover{background:var(--bg-sidebar-hover);color:#fff;text-decoration:none}.nav-link.active{background:var(--bg-sidebar-hover);color:var(--text-sidebar-active);border-left-color:var(--primary);font-weight:600}.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.1)}.user-info{display:flex;align-items:center;gap:10px;margin-bottom:10px}.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.user-name{font-size:.875rem;color:#fff}.logout-btn{display:flex;align-items:center;gap:8px;background:none;border:none;color:var(--text-sidebar);cursor:pointer;padding:6px 0;font-size:.875rem;transition:color var(--transition)}.logout-btn:hover{color:var(--danger)}.sidebar-overlay{display:none}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh}.top-bar{display:none}.page-content{padding:24px;max-width:1200px;margin:0 auto}@media(max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-close{display:block}.sidebar-overlay{display:block;position:fixed;inset:0;background:#00000080;z-index:99}.main-content{margin-left:0}.top-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.menu-toggle{background:none;border:none;cursor:pointer;color:var(--text)}.page-brand{font-size:1.1rem;font-weight:700;color:var(--primary)}.page-content{padding:16px}}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.page-header h2{display:flex;align-items:center;gap:8px;font-size:1.5rem}.page-header p{color:var(--text-muted)}.header-actions{display:flex;gap:8px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px}.card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.card-header h3{display:flex;align-items:center;gap:8px;font-size:1rem}.card-body{padding:20px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:.875rem;font-weight:500;background:var(--bg-card);color:var(--text);transition:all var(--transition);white-space:nowrap}.btn:hover{background:var(--bg);text-decoration:none}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--primary-light);color:var(--primary);border-color:transparent}.btn-secondary:hover{background:#ddd6fe}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover{background:var(--danger-hover)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover{background:var(--bg)}.btn-block{width:100%;justify-content:center}.btn-sm{padding:4px 10px;font-size:.8rem}.btn-group{display:flex;gap:8px}.link-btn{display:flex;align-items:center;gap:4px;font-size:.875rem;color:var(--primary)}.link-btn:hover{text-decoration:none}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.875rem;font-weight:500;margin-bottom:4px;color:var(--text)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-input);font-size:.9rem;transition:border-color var(--transition)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #6366f11a}.input-with-icon{position:relative}.input-with-icon input{padding-right:40px}.input-with-icon .icon-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;color:var(--text-muted)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 20px}.full-width{grid-column:1 / -1}.alert{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.9rem}.alert-error{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:12px;font-size:.75rem;font-weight:600;text-transform:capitalize}.badge-active,.badge-green{background:#dcfce7;color:#166534}.badge-pending,.badge-yellow{background:#fef9c3;color:#854d0e}.badge-completed,.badge-blue{background:#dbeafe;color:#1e40af}.badge-discarded,.badge-red{background:#fef2f2;color:var(--danger)}.badge-diet{background:#fef3c7;color:#92400e}.badge-workout{background:#ede9fe;color:#5b21b6}.badge-full{background:#dcfce7;color:#166534}.badge-partial{background:#fef9c3;color:#854d0e}.badge-skipped{background:#fef2f2;color:var(--danger)}.badge-default,.badge-purple{background:#f3e8ff;color:#7c3aed}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{display:flex;align-items:center;gap:14px;background:var(--bg-card);padding:18px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}.stat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center}.stat-icon.fire{background:#fef3c7;color:#f59e0b}.stat-icon.blue{background:#dbeafe;color:#3b82f6}.stat-icon.green{background:#dcfce7;color:#22c55e}.stat-icon.purple{background:#f3e8ff;color:#a855f7}.stat-value{font-size:1.5rem;font-weight:700;display:block}.stat-label{font-size:.8rem;color:var(--text-muted)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:16px}.filter-tabs{display:flex;gap:4px;margin-bottom:20px;overflow-x:auto;padding-bottom:4px}.tab{display:flex;align-items:center;gap:6px;padding:8px 16px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:.875rem;color:var(--text-muted);transition:all var(--transition);white-space:nowrap}.tab:hover{background:var(--bg);color:var(--text)}.tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}.tab-count{background:#fff3;padding:0 6px;border-radius:8px;font-size:.75rem}.tab.active .tab-count{background:#ffffff4d}.plan-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border);color:var(--text)}.plan-item:last-child{border-bottom:none}.plan-item:hover{text-decoration:none}.plan-item strong{display:block;margin-bottom:4px}.plan-progress{display:flex;align-items:center;gap:8px;min-width:120px}.progress-bar{flex:1;height:6px;background:var(--border);border-radius:3px;overflow:hidden}.progress-bar.large{height:10px;border-radius:5px}.progress-fill{height:100%;background:var(--primary);border-radius:3px;transition:width .5s ease}.progress-text{font-size:.8rem;color:var(--text-muted)}.plan-card{display:block;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin-bottom:12px;box-shadow:var(--shadow);color:var(--text);transition:box-shadow var(--transition)}.plan-card:hover{box-shadow:var(--shadow-lg);text-decoration:none}.plan-card-header{display:flex;justify-content:space-between;align-items:start;margin-bottom:8px}.plan-card-header h3{font-size:1rem}.plan-meta,.plan-meta-row{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.plan-card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px}.plan-actions-bar{background:var(--primary-light);border:1px solid #c7d2fe;border-radius:var(--radius);padding:16px 20px;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}.plan-progress-section{display:flex;align-items:center;gap:16px;margin-bottom:24px;background:var(--bg-card);padding:16px 20px;border-radius:var(--radius);border:1px solid var(--border)}.plan-progress-section .progress-bar{flex:1}.steps-list{margin-bottom:24px}.steps-list h3{margin-bottom:12px}.day-section{margin-bottom:20px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.day-section.current-day{border-color:var(--primary);border-width:2px}.day-section.locked-day{opacity:.6}.day-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--bg);border-bottom:1px solid var(--border)}.day-header h3{display:flex;align-items:center;gap:8px;margin:0;font-size:1rem}.locked-message{display:flex;align-items:center;gap:8px;padding:16px;color:var(--text-muted);font-size:.9rem;font-style:italic}.step-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px;overflow:hidden}.step-card.completed{border-left:3px solid var(--success)}.step-header{display:flex;align-items:center;gap:12px;padding:14px 16px;cursor:pointer;transition:background var(--transition)}.step-header:hover{background:var(--bg)}.step-indicator{width:32px;height:32px;border-radius:50%;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:600;color:var(--text-muted)}.step-card.completed .step-indicator{border-color:var(--success);background:#dcfce7}.step-info{flex:1}.step-info strong{display:block}.step-time{font-size:.8rem;color:var(--text-muted)}.step-body{padding:12px 16px 16px;border-top:1px solid var(--border)}.step-desc{margin-bottom:12px;color:var(--text-muted)}.step-actions{margin-top:12px}.step-num{font-size:.8rem}.items-list{margin:12px 0}.items-list h4{font-size:.9rem;margin-bottom:8px}.item-row{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);margin-bottom:4px;flex-wrap:wrap}.item-row.done{background:#f0fdf4}.item-row.pending{background:#fefce8}.item-check{display:flex;align-items:center;gap:8px;cursor:pointer;flex:1;min-width:150px}.item-check input[type=checkbox]{width:18px;height:18px;accent-color:var(--primary)}.item-note-input{flex:1;min-width:150px;padding:4px 8px;border:1px solid var(--border);border-radius:4px;font-size:.8rem}.item-note{font-size:.8rem;color:var(--text-muted);font-style:italic}.evaluation-section{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-top:24px}.evaluation-section h3{display:flex;align-items:center;gap:8px;margin-bottom:16px}.eval-score{display:flex;gap:24px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.score-circle{width:100px;height:100px;border-radius:50%;border:4px solid var(--primary);display:flex;flex-direction:column;align-items:center;justify-content:center}.score-value{font-size:2rem;font-weight:800;color:var(--primary);line-height:1}.score-label{font-size:.8rem;color:var(--text-muted)}.eval-stats div{margin-bottom:4px;font-size:.9rem}.eval-summary{margin-bottom:16px}.motivational{display:flex;align-items:center;gap:8px;color:var(--primary);font-style:italic;margin-top:8px}.eval-list{margin-bottom:12px}.eval-list h4{font-size:.9rem;margin-bottom:6px}.eval-list ul{padding-left:20px;list-style:disc}.eval-list li{margin-bottom:4px;font-size:.9rem}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.auth-card{background:var(--bg-card);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:420px;box-shadow:var(--shadow-lg)}.auth-header{text-align:center;margin-bottom:28px}.auth-header h1{font-size:1.5rem;margin-top:12px}.auth-header p{color:var(--text-muted)}.auth-header svg{color:var(--primary)}.auth-footer{text-align:center;margin-top:20px;font-size:.9rem;color:var(--text-muted)}.chat-page{display:flex;height:calc(100vh - var(--topbar-height) - 48px);margin:-24px;border-radius:var(--radius);overflow:hidden}@media(min-width:769px){.chat-page{height:calc(100vh - 48px)}}.chat-sidebar{width:260px;background:var(--bg-card);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.chat-sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border)}.chat-sidebar-header h3{font-size:.95rem}.chat-list{flex:1;overflow-y:auto}.chat-item{display:block;width:100%;text-align:left;padding:10px 16px;border:none;border-bottom:1px solid var(--border);background:none;cursor:pointer;transition:background var(--transition)}.chat-item:hover,.chat-item.active{background:var(--primary-light)}.chat-item-title{display:block;font-size:.875rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-date{font-size:.75rem;color:var(--text-muted)}.chat-main{flex:1;display:flex;flex-direction:column}.chat-toolbar{display:flex;justify-content:space-between;align-items:center;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--bg-card)}.chat-title{font-weight:600;font-size:.9rem}.messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px}.chat-welcome{text-align:center;padding:40px 20px;color:var(--text-muted)}.chat-welcome h3{margin:12px 0 8px;color:var(--text)}.suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:16px}.suggestion-chip{padding:8px 14px;border:1px solid var(--border);border-radius:20px;background:var(--bg-card);cursor:pointer;font-size:.8rem;color:var(--text);transition:all var(--transition)}.suggestion-chip:hover{background:var(--primary-light);border-color:var(--primary)}.message{display:flex;gap:10px;max-width:80%}.message.user{align-self:flex-end;flex-direction:row-reverse}.message-avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.message.user .message-avatar{background:var(--primary);color:#fff}.message.assistant .message-avatar{background:#e0e7ff;color:var(--primary)}.message-bubble{padding:10px 14px;border-radius:14px;font-size:.9rem;line-height:1.5}.message.user .message-bubble{background:var(--primary);color:#fff;border-bottom-right-radius:4px}.message.assistant .message-bubble{background:var(--bg);border:1px solid var(--border);border-bottom-left-radius:4px}.message-bubble.typing{display:flex;align-items:center;gap:8px;color:var(--text-muted)}.message-content{white-space:pre-wrap;word-break:break-word}.message-time{display:block;font-size:.7rem;color:var(--text-muted);margin-top:4px;opacity:.7}.message.user .message-time{color:#ffffffb3}.structured-data{margin-top:8px}.structured-data summary{cursor:pointer;font-size:.8rem;color:var(--primary)}.structured-data pre{font-size:.75rem;background:var(--bg);padding:8px;border-radius:6px;overflow-x:auto;margin-top:4px;max-height:300px}.chat-input{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border);background:var(--bg-card);align-items:center}.chat-input input{flex:1;padding:10px 14px;border:1px solid var(--border);border-radius:24px;outline:none;font-size:.9rem}.chat-input input:focus{border-color:var(--border-focus)}.chat-purpose-select{position:relative;flex-shrink:0}.chat-purpose-select select{appearance:none;padding:8px 28px 8px 10px;border:1px solid var(--border);border-radius:20px;background:var(--bg);font-size:.8rem;cursor:pointer;outline:none;color:var(--text)}.chat-purpose-select select:focus{border-color:var(--border-focus)}.chat-purpose-select .select-icon{position:absolute;right:8px;top:50%;transform:translateY(-50%);pointer-events:none;opacity:.5}.send-btn{border-radius:50%;width:42px;height:42px;padding:0;justify-content:center}@media(max-width:768px){.chat-sidebar{position:fixed;left:-280px;top:0;bottom:0;z-index:90;transition:left var(--transition)}.chat-sidebar.open{left:0}.message{max-width:90%}}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:40px;text-align:center;cursor:pointer;transition:border-color var(--transition);margin-bottom:16px;color:var(--text-muted)}.upload-area:hover{border-color:var(--primary)}.preview-image{max-height:200px;margin:0 auto;border-radius:var(--radius-sm)}.nutrition-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin:12px 0}.nutrition-item{text-align:center;padding:12px;background:var(--bg);border-radius:var(--radius-sm)}.n-label{display:block;font-size:.75rem;color:var(--text-muted);margin-bottom:4px}.n-value{font-size:1.25rem;font-weight:700}.health-rating{display:flex;align-items:center;gap:6px;padding:8px 12px;background:var(--primary-light);border-radius:var(--radius-sm);margin:12px 0;font-size:.9rem}.suggestions-box{background:var(--bg);padding:12px;border-radius:var(--radius-sm);margin-top:12px}.suggestions-box h4{margin-bottom:4px;font-size:.9rem}.nutrition-mini{display:flex;gap:12px;font-size:.8rem;color:var(--text-muted);margin-top:4px}.meals-count{text-align:center;margin-top:16px;font-size:1.1rem;color:var(--text-muted)}.scan-result{border-left:3px solid var(--success)}.stats-section{margin-bottom:28px}.stats-section h3{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:1.1rem}.activity-item{display:flex;align-items:start;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.activity-dot{width:8px;height:8px;border-radius:50%;background:var(--primary);margin-top:8px;flex-shrink:0}.activity-content{flex:1}.activity-content span:first-child{display:block}.unread-banner{background:var(--primary-light);color:var(--primary);padding:8px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.9rem;font-weight:500}.notification-card{display:flex;align-items:start;gap:12px;padding:14px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px}.notification-card.unread{border-left:3px solid var(--primary);background:var(--primary-light)}.notif-left{padding-top:2px}.notif-content{flex:1}.notif-message{margin-bottom:4px}.notif-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:.8rem}.notif-item{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border);font-size:.875rem}.notif-item.unread{font-weight:600}.notif-msg{flex:1}.notif-time{font-size:.75rem;color:var(--text-muted)}.empty-state{color:var(--text-muted);font-size:.9rem;padding:8px 0}.empty-state-large{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-state-large h3{margin:12px 0 4px;color:var(--text)}.empty-state-large p{margin-bottom:16px}.empty-state-large svg{opacity:.5}.quick-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.action-btn{display:flex;align-items:center;gap:8px;padding:12px;background:var(--bg);border-radius:var(--radius-sm);color:var(--text);font-weight:500;transition:all var(--transition)}.action-btn:hover{background:var(--primary-light);color:var(--primary);text-decoration:none}.error-page{text-align:center;padding:48px 20px}.error-page p{margin-bottom:16px;color:var(--danger)}.text-green{color:var(--success)}.text-yellow{color:var(--warning)}.text-red{color:var(--danger)}.text-blue{color:var(--info)}.text-purple{color:var(--purple)}.text-muted{color:var(--text-muted)}