:root{--bg-dark: #0f172a;--bg-card: #1e293b;--bg-elevated: #334155;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--accent-primary: #4ade80;--accent-secondary: #22d3ee;--danger: #ef4444;--warning: #f59e0b;--success: #10b981;--border: #475569}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-dark);color:var(--text-primary);overflow-x:hidden}.app{height:100%;display:flex;flex-direction:column}.content{flex:1;overflow-y:auto;padding:16px 16px 80px}.auth-container{height:100%;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,var(--bg-dark) 0%,#1e293b 100%)}.auth-box{width:100%;max-width:360px;background:var(--bg-card);border-radius:24px;padding:32px;box-shadow:0 25px 50px -12px #00000080}.auth-title{font-size:28px;font-weight:700;text-align:center;margin-bottom:8px;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:32px;font-size:14px}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;font-size:14px;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;padding:14px 16px;background:var(--bg-elevated);border:2px solid transparent;border-radius:12px;color:var(--text-primary);font-size:16px;transition:all .2s}.form-input:focus{outline:none;border-color:var(--accent-primary);background:var(--bg-dark)}.form-input::placeholder{color:var(--text-secondary);opacity:.5}.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:16px;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:linear-gradient(135deg,var(--accent-primary),#22c55e);color:#0f172a}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px -5px #4ade8066}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-elevated);color:var(--text-primary)}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:2px solid var(--border);color:var(--text-primary)}.btn-small{padding:10px 16px;font-size:14px}.error-message{background:#ef44441a;border:1px solid var(--danger);color:var(--danger);padding:12px;border-radius:8px;margin-bottom:16px;font-size:14px}.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-secondary)}.auth-footer a{color:var(--accent-primary);text-decoration:none;font-weight:600}.navigation{position:fixed;bottom:0;left:0;right:0;background:var(--bg-card);border-top:1px solid var(--border);padding:8px 16px 20px;display:flex;justify-content:space-around;z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 12px;color:var(--text-secondary);text-decoration:none;font-size:12px;transition:color .2s}.nav-item.active{color:var(--accent-primary)}.nav-item svg{width:24px;height:24px}.dashboard{max-width:500px;margin:0 auto}.dashboard-header{text-align:center;margin-bottom:24px}.dashboard-date{font-size:14px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.dashboard-title{font-size:24px;font-weight:700;margin-top:4px}.circle-container{display:flex;justify-content:center;margin-bottom:32px}.circle-progress{position:relative;width:220px;height:220px}.circle-bg{fill:none;stroke:var(--bg-elevated);stroke-width:12}.circle-fill{fill:none;stroke:url(#gradient);stroke-width:12;stroke-linecap:round;transform:rotate(-90deg);transform-origin:50% 50%;transition:stroke-dasharray .5s ease}.circle-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.circle-value{font-size:42px;font-weight:700;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.circle-label{font-size:14px;color:var(--text-secondary);margin-top:4px}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}.stat-card{background:var(--bg-card);border-radius:16px;padding:20px;text-align:center}.stat-value{font-size:28px;font-weight:700;margin-bottom:4px}.stat-value.consumed{color:var(--accent-primary)}.stat-value.remaining{color:var(--accent-secondary)}.stat-label{font-size:13px;color:var(--text-secondary)}.macro-section{background:var(--bg-card);border-radius:16px;padding:20px;margin-bottom:24px}.macro-section .section-title{margin-bottom:16px;font-size:16px}.macro-bars{display:flex;flex-direction:column;gap:16px}.macro-bar{display:flex;flex-direction:column;gap:8px}.macro-header{display:flex;justify-content:space-between;align-items:center}.macro-name{font-size:14px;font-weight:600;color:var(--text-secondary)}.macro-value{font-size:14px;font-weight:700;color:var(--text-primary)}.macro-track{height:8px;background:var(--bg-elevated);border-radius:4px;overflow:hidden}.macro-fill{height:100%;border-radius:4px;transition:width .5s ease}.macro-fill.protein{background:linear-gradient(90deg,#f97316,#fb923c)}.macro-fill.carbs{background:linear-gradient(90deg,#3b82f6,#60a5fa)}.macro-fill.fat{background:linear-gradient(90deg,#a855f7,#c084fc)}.quick-add{width:100%;padding:18px;background:linear-gradient(135deg,var(--accent-primary),#22c55e);border:none;border-radius:16px;color:#0f172a;font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;margin-bottom:24px;text-decoration:none}.section-title{font-size:18px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}.meals-list{display:flex;flex-direction:column;gap:12px}.meal-card{background:var(--bg-card);border-radius:16px;padding:16px;display:flex;align-items:center;gap:16px}.meal-icon{width:48px;height:48px;background:var(--bg-elevated);border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--accent-primary)}.meal-info{flex:1}.meal-name{font-weight:600;margin-bottom:2px}.meal-time{font-size:13px;color:var(--text-secondary)}.meal-calories{font-size:18px;font-weight:700;color:var(--accent-primary)}.meal-delete{background:none;border:none;color:var(--danger);cursor:pointer;padding:8px;border-radius:8px;transition:background .2s}.meal-delete:hover{background:#ef44441a}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state svg{width:64px;height:64px;margin-bottom:16px;opacity:.5}.page-header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.page-header h1{font-size:24px;font-weight:700}.back-btn{background:var(--bg-elevated);border:none;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--text-primary);cursor:pointer}.scan-btn{width:100%;padding:20px;background:linear-gradient(135deg,var(--accent-secondary),#0ea5e9);border:none;border-radius:16px;color:#fff;font-size:16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:12px;cursor:pointer;margin-bottom:24px}.divider{display:flex;align-items:center;gap:16px;margin:24px 0;color:var(--text-secondary);font-size:14px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.products-search{margin-bottom:16px}.products-list{display:flex;flex-direction:column;gap:12px}.product-card{background:var(--bg-card);border-radius:16px;padding:16px;display:flex;align-items:center;gap:16px;cursor:pointer;transition:transform .2s}.product-card:active{transform:scale(.98)}.product-icon{width:48px;height:48px;background:var(--bg-elevated);border-radius:12px;display:flex;align-items:center;justify-content:center}.product-info{flex:1}.product-name{font-weight:600;margin-bottom:4px}.product-details{font-size:13px;color:var(--text-secondary)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;display:flex;align-items:flex-end;justify-content:center;z-index:200}.modal{background:var(--bg-card);border-radius:24px 24px 0 0;padding:24px;width:100%;max-width:500px;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.modal-title{font-size:20px;font-weight:700;margin-bottom:20px}.scanner-container{position:fixed;top:0;right:0;bottom:0;left:0;background:#000;z-index:300;display:flex;flex-direction:column}.scanner-header{position:absolute;top:0;left:0;right:0;padding:20px;z-index:10;display:flex;align-items:center;justify-content:space-between}.scanner-close{background:#00000080;border:none;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer}.scanner-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.scanner-frame{width:280px;height:280px;border:2px solid var(--accent-primary);border-radius:20px;position:relative}.scanner-frame:before{content:"";position:absolute;top:-20px;right:-20px;bottom:-20px;left:-20px;border:2px solid rgba(74,222,128,.3);border-radius:28px}.scanner-hint{position:absolute;bottom:100px;left:0;right:0;text-align:center;color:#fff;font-size:14px;text-shadow:0 2px 4px rgba(0,0,0,.5)}.history-date-group{margin-bottom:24px}.history-date{font-size:14px;font-weight:600;color:var(--text-secondary);margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}.loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--accent-primary);font-size:24px}.profile-section{background:var(--bg-card);border-radius:16px;padding:20px;margin-bottom:16px}.profile-section-title{font-size:14px;color:var(--text-secondary);margin-bottom:16px;text-transform:uppercase;letter-spacing:.05em}.profile-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.profile-row:last-child{border-bottom:none}.profile-value{font-weight:600;color:var(--accent-primary)}.number-input{display:flex;align-items:center;gap:12px;margin-bottom:20px}.number-input button{width:44px;height:44px;border-radius:12px;border:none;background:var(--bg-elevated);color:var(--text-primary);font-size:20px;cursor:pointer}.number-input input{flex:1;text-align:center;font-size:24px;font-weight:700;background:var(--bg-elevated);border:2px solid transparent;border-radius:12px;padding:12px;color:var(--text-primary)}.number-input input:focus{outline:none;border-color:var(--accent-primary)}