*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f1115;--card:#1a1d24;--card-hover:#21252e;--text:#e8eaed;--text-muted:#9aa0a6;--accent:#4CAF50;--accent-hover:#43a047;--accent-light:rgba(76,175,80,0.15);--danger:#ef5350;--danger-hover:#e53935;--warning:#ffa726;--warning-hover:#ff9800;--primary:#4CAF50;--secondary:#2196F3;--radius:16px;--radius-sm:10px;--shadow:0 2px 12px rgba(0,0,0,0.3);--transition:0.2s ease}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}.container{max-width:600px;margin:0 auto;padding:16px;padding-top:80px;padding-bottom:80px}.text-muted{color:var(--text-muted)}.small{font-size:0.8rem}.text-success{color:var(--accent)}.text-warning{color:var(--warning)}.text-danger{color:var(--danger)}.text-center{text-align:center}

.nav-top{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--card);border-bottom:1px solid rgba(255,255,255,0.05);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.nav-inner{max-width:600px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between}.nav-brand{font-weight:700;font-size:1.1rem;color:var(--text)}.nav-toggle{background:none;border:none;color:var(--text);font-size:1.5rem;cursor:pointer;padding:4px 8px;display:none}.nav-links{display:flex;list-style:none;gap:4px;padding:0 16px 8px;max-width:600px;margin:0 auto;overflow-x:auto;-webkit-overflow-scrolling:touch}.nav-links li a{display:block;padding:6px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:0.85rem;white-space:nowrap;transition:var(--transition)}.nav-links li a.active,.nav-links li a:hover{background:var(--accent-light);color:var(--accent)}@media(max-width:640px){.nav-toggle{display:block}.nav-links{display:none;flex-direction:column;padding:8px 16px 12px;gap:2px}.nav-links.open{display:flex}.nav-links li a{padding:10px 12px}}

.card{background:var(--card);border-radius:var(--radius);padding:20px;margin-bottom:16px;box-shadow:var(--shadow)}.card h1{font-size:1.4rem;margin-bottom:4px}.card h2{font-size:1.1rem;margin-bottom:12px;color:var(--text)}.card h3{font-size:0.95rem;margin:16px 0 8px;color:var(--text-muted)}

.stat-row{margin-bottom:16px}.stat-row:last-child{margin-bottom:0}.stat-label{font-size:0.85rem;color:var(--text-muted);display:block;margin-bottom:4px}.stat-value{font-size:1.8rem;font-weight:700;color:var(--text)}.stat-value small{font-size:1rem;color:var(--text-muted);font-weight:400}.stat-remaining{font-size:0.85rem;color:var(--text-muted);margin-top:4px;display:block}

.progress-bar{height:8px;background:rgba(255,255,255,0.08);border-radius:4px;margin:8px 0;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:4px;transition:width 0.5s ease}.progress-fill.protein-fill{background:var(--secondary)}

.stats-grid-4{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stats-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:16px}.stats-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.mini-stat{text-align:center}.mini-stat-card{text-align:center;padding:16px}.mini-label{font-size:0.78rem;color:var(--text-muted);display:block;margin-bottom:4px}.mini-value{font-size:1.3rem;font-weight:700;color:var(--text);display:block}.mini-target{font-size:0.78rem;color:var(--text-muted)}

.card-welcome{background:linear-gradient(135deg,var(--card),var(--accent-light))}.card-stats-primary{border-left:3px solid var(--accent)}.card-stats-secondary{border-left:3px solid var(--secondary)}

.quick-buttons{display:flex;gap:8px;flex-wrap:wrap}.btn-quick{background:var(--accent-light);color:var(--accent);border:1px solid rgba(76,175,80,0.2);padding:10px 16px;border-radius:var(--radius-sm);font-size:0.9rem;cursor:pointer;transition:var(--transition);font-weight:600}.btn-quick:hover{background:var(--accent);color:#fff}

.entry-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.05)}.entry-row:last-child{border-bottom:none}.entry-info{flex:1;min-width:0}.entry-name{display:block;font-weight:600;font-size:0.9rem}.entry-values{display:block;font-size:0.82rem;color:var(--text-muted)}.entry-notes{display:block;font-size:0.75rem;color:var(--text-muted);margin-top:2px}

.card-actions{display:flex;gap:10px}.card-actions .btn{flex:1;text-align:center}

.btn{display:inline-block;padding:10px 20px;border:none;border-radius:var(--radius-sm);font-size:0.9rem;font-weight:600;cursor:pointer;transition:var(--transition);text-decoration:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--secondary);color:#fff}.btn-secondary:hover{background:#1976D2}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-sm{padding:6px 12px;font-size:0.8rem}.btn-full{width:100%}.btn-large{padding:16px 24px;font-size:1.1rem}

.form-group{margin-bottom:16px}.form-group label{display:block;font-size:0.85rem;color:var(--text-muted);margin-bottom:6px;font-weight:500}.form-input{width:100%;padding:10px 14px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-sm);color:var(--text);font-size:0.95rem;transition:var(--transition);font-family:inherit}.form-input:focus{outline:none;border-color:var(--accent);background:rgba(76,175,80,0.08)}.form-input::placeholder{color:var(--text-muted)}.form-input-lg{font-size:1.5rem;font-weight:700;text-align:center;padding:14px}textarea.form-input{resize:vertical;min-height:80px}select.form-input{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239aa0a6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.range-labels{display:flex;align-items:center;gap:8px;margin-top:6px;font-size:0.75rem;color:var(--text-muted)}.range-labels input[type=range]{flex:1;-webkit-appearance:none;appearance:none;height:4px;background:rgba(255,255,255,0.1);border-radius:2px;outline:none}.range-labels input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;background:var(--accent);border-radius:50%;cursor:pointer}

.live-calc{margin:16px 0;padding:16px;background:rgba(76,175,80,0.08);border-radius:var(--radius-sm)}.live-calc h3{font-size:0.9rem;margin:0 0 12px;color:var(--accent)}.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.calc-item{text-align:center;padding:8px;background:rgba(255,255,255,0.03);border-radius:8px}.calc-label{font-size:0.75rem;color:var(--text-muted);display:block}.calc-value{font-size:1.2rem;font-weight:700;color:var(--accent);display:block}

.alert{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:0.9rem}.alert-error{background:rgba(239,83,80,0.12);color:var(--danger);border:1px solid rgba(239,83,80,0.2)}.alert-success{background:rgba(76,175,80,0.12);color:var(--accent);border:1px solid rgba(76,175,80,0.2)}

.page-header{margin-bottom:16px}.page-header h1{font-size:1.5rem}

.date-selector{margin-bottom:16px}

.day-summary{display:grid;grid-template-columns:1fr 1fr;gap:12px;text-align:center}.summary-item{background:rgba(255,255,255,0.03);padding:12px;border-radius:var(--radius-sm)}.summary-item span{display:block;font-size:0.78rem;color:var(--text-muted)}.summary-item strong{font-size:1.2rem;color:var(--text)}

.date-list{display:flex;flex-wrap:wrap;gap:6px}.date-chip{display:inline-block;padding:6px 12px;background:rgba(255,255,255,0.05);border-radius:var(--radius-sm);font-size:0.8rem;color:var(--text-muted);transition:var(--transition)}.date-chip:hover,.date-chip.active{background:var(--accent-light);color:var(--accent)}

.weight-list .entry-row{padding:8px 0}

.tabs{display:flex;gap:4px;margin-bottom:16px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px}.tab{display:block;padding:8px 14px;border-radius:var(--radius-sm);font-size:0.82rem;color:var(--text-muted);white-space:nowrap;transition:var(--transition)}.tab:hover,.tab.active{background:var(--accent-light);color:var(--accent);font-weight:600}

.product-list .entry-row{padding:8px 0}.favorites-list .favorite-item{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.05)}.favorites-list .favorite-item:last-child{border-bottom:none}.fav-info strong{display:block;font-size:0.9rem}.fav-info span{font-size:0.8rem}

.ai-form{margin-bottom:16px}.ai-result{padding:16px;background:rgba(33,150,243,0.08);border-radius:var(--radius-sm);margin-top:12px}.ai-result h3{color:var(--secondary);margin:0 0 8px;font-size:0.95rem}.ai-nutrients{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.ai-nutrients span{background:rgba(255,255,255,0.05);padding:4px 10px;border-radius:6px;font-size:0.85rem}

.footer{text-align:center;padding:24px 16px;font-size:0.75rem;color:var(--text-muted)}

.install-page{display:flex;align-items:center;min-height:100vh}.install-card{max-width:440px;margin:0 auto;padding:40px 24px;text-align:center}.install-logo{margin-bottom:32px}.install-icon{font-size:3rem;display:block;margin-bottom:8px}.install-logo h1{font-size:1.6rem;margin-bottom:4px}.install-list{list-style:none;text-align:left;margin:24px 0}.install-list li{padding:8px 0;font-size:0.9rem;color:var(--text-muted)}.install-info{background:var(--card);padding:24px;border-radius:var(--radius);margin-bottom:24px}.install-footer{margin-top:32px}

.card-chart canvas{margin-top:8px;max-height:220px}

@media(max-width:380px){.stats-grid-4{grid-template-columns:1fr 1fr}.form-row{grid-template-columns:1fr}.stats-grid-3{grid-template-columns:1fr 1fr}.container{padding:12px;padding-top:76px;padding-bottom:72px}.card{padding:16px;margin-bottom:12px}.quick-buttons{flex-direction:column}.quick-buttons .btn-quick{width:100%}}.card-quick{border-left:3px solid var(--warning)}.card-today{border-left:3px solid var(--secondary)}.card-chart{border-left:3px solid var(--primary)}

::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:2px}::selection{background:var(--accent);color:#fff}