:root{--primary: #FF6B6B;--primary-light: #FF8E8E;--primary-dark: #E85555;--bg: #F8F9FA;--bg-card: #FFFFFF;--bg-sidebar: #FFFFFF;--text: #1A1A2E;--text-secondary: #6B7280;--text-muted: #9CA3AF;--border: #E5E7EB;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-lg: 0 4px 12px rgba(0,0,0,.1);--radius: 12px;--radius-sm: 8px;--green: #22C55E;--blue: #3B82F6;--yellow: #F59E0B;--purple: #8B5CF6;--sidebar-width: 240px}@media(prefers-color-scheme:dark){:root{--bg: #0F1117;--bg-card: #1A1D28;--bg-sidebar: #141620;--text: #F1F5F9;--text-secondary: #94A3B8;--text-muted: #64748B;--border: #2D3348;--shadow: 0 1px 3px rgba(0,0,0,.3);--shadow-lg: 0 4px 12px rgba(0,0,0,.4)}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);padding:24px 0;display:flex;flex-direction:column;z-index:100;overflow-y:auto}.sidebar-logo{display:flex;align-items:center;gap:10px;padding:0 20px 24px;border-bottom:1px solid var(--border);margin-bottom:16px}.sidebar-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px}.sidebar-logo h1{font-size:20px;font-weight:700;color:var(--text)}.sidebar-nav{display:flex;flex-direction:column;gap:2px;padding:0 8px;flex:1}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);font-size:14px;font-weight:500;transition:all .15s ease;border:none;background:none;width:100%;text-align:left}.sidebar-link:hover{background:var(--border);color:var(--text)}.sidebar-link.active{background:var(--primary);color:#fff}.sidebar-link-icon{width:20px;text-align:center;font-size:16px}.sidebar-badge{margin-left:auto;background:var(--primary);color:#fff;font-size:11px;font-weight:600;padding:2px 7px;border-radius:10px;min-width:20px;text-align:center}.sidebar-link.active .sidebar-badge{background:#ffffff4d}.main-content{margin-left:var(--sidebar-width);padding:32px;min-height:100vh;max-width:1200px}.page-title{font-size:28px;font-weight:700;margin-bottom:24px;color:var(--text)}.card{background:var(--bg-card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--border)}.card-title{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:24px}.stat-card{display:flex;align-items:center;gap:16px}.stat-ring{position:relative;width:64px;height:64px;flex-shrink:0}.stat-ring svg{transform:rotate(-90deg);width:64px;height:64px}.stat-ring-bg{fill:none;stroke:var(--border);stroke-width:6}.stat-ring-fg{fill:none;stroke-width:6;stroke-linecap:round;transition:stroke-dashoffset .6s ease}.stat-ring-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:13px;font-weight:700;color:var(--text)}.stat-info h3{font-size:22px;font-weight:700;color:var(--text)}.stat-info p{font-size:13px;color:var(--text-secondary)}.meal-row{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--border)}.meal-row:last-child{border-bottom:none}.meal-type-badge{padding:4px 10px;border-radius:6px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px;flex-shrink:0;min-width:70px;text-align:center}.meal-type-breakfast{background:#fef3c7;color:#92400e}.meal-type-lunch{background:#d1fae5;color:#065f46}.meal-type-dinner{background:#dbeafe;color:#1e40af}.meal-type-snack{background:#f3e8ff;color:#6b21a8}.meal-info{flex:1;min-width:0}.meal-notes{font-size:14px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.meal-time{font-size:12px;color:var(--text-muted)}.meal-macros{display:flex;gap:12px;font-size:12px;color:var(--text-secondary);flex-shrink:0}.meal-macro{display:flex;flex-direction:column;align-items:center;min-width:40px}.meal-macro-value{font-weight:600;font-size:14px;color:var(--text)}.meal-macro-label{font-size:10px;color:var(--text-muted);text-transform:uppercase}.insight-card{padding:16px;border-bottom:1px solid var(--border)}.insight-card:last-child{border-bottom:none}.insight-header{display:flex;align-items:center;gap:10px;margin-bottom:8px}.insight-type-badge{padding:3px 8px;border-radius:6px;font-size:10px;font-weight:600;text-transform:uppercase;background:var(--primary);color:#fff}.insight-unread{width:8px;height:8px;border-radius:50%;background:var(--primary);flex-shrink:0}.insight-title{font-size:15px;font-weight:600;color:var(--text);flex:1}.insight-message{font-size:13px;color:var(--text-secondary);line-height:1.6}.insight-confidence{margin-top:8px;display:flex;align-items:center;gap:8px;font-size:11px;color:var(--text-muted)}.confidence-bar{width:60px;height:4px;background:var(--border);border-radius:2px;overflow:hidden}.confidence-fill{height:100%;background:var(--green);border-radius:2px;transition:width .3s ease}.recipe-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.recipe-card{cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.recipe-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.recipe-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:8px}.recipe-name{font-size:16px;font-weight:600;color:var(--text)}.recipe-favorite{color:var(--primary);font-size:18px}.recipe-cuisine{font-size:12px;color:var(--text-muted);margin-bottom:10px}.recipe-meta{display:flex;gap:12px;font-size:12px;color:var(--text-secondary);margin-bottom:10px}.recipe-meta span{display:flex;align-items:center;gap:4px}.recipe-macros{display:flex;gap:8px;font-size:11px}.recipe-macro-pill{padding:3px 8px;border-radius:4px;background:var(--bg);color:var(--text-secondary);font-weight:500}.recipe-details{margin-top:12px;padding-top:12px;border-top:1px solid var(--border);font-size:13px;color:var(--text-secondary);line-height:1.7}.recipe-rating{color:var(--yellow);font-size:14px}.recipe-difficulty{padding:2px 6px;border-radius:4px;font-size:10px;font-weight:600;text-transform:uppercase}.difficulty-easy{background:#d1fae5;color:#065f46}.difficulty-medium{background:#fef3c7;color:#92400e}.difficulty-hard{background:#fee2e2;color:#991b1b}.profile-header{display:flex;align-items:center;gap:20px;margin-bottom:24px}.profile-avatar{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-dark));display:flex;align-items:center;justify-content:center;font-size:32px;color:#fff;font-weight:700}.profile-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.profile-field{padding:12px;background:var(--bg);border-radius:var(--radius-sm)}.profile-field-label{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:4px}.profile-field-value{font-size:15px;font-weight:600;color:var(--text)}.weight-chart{height:200px;display:flex;align-items:flex-end;gap:8px;padding:20px 0}.weight-bar-group{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}.weight-bar{width:100%;max-width:40px;background:linear-gradient(to top,var(--primary),var(--primary-light));border-radius:6px 6px 0 0;min-height:4px;transition:height .3s ease}.weight-bar-label{font-size:10px;color:var(--text-muted)}.weight-bar-value{font-size:11px;font-weight:600;color:var(--text)}.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}.login-card{width:100%;max-width:400px;padding:40px;text-align:center}.login-logo{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:32px}.login-title{font-size:24px;font-weight:700;margin-bottom:8px}.login-subtitle{font-size:14px;color:var(--text-secondary);margin-bottom:32px}.form-group{margin-bottom:16px;text-align:left}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;background:var(--bg-card);color:var(--text);outline:none;transition:border-color .15s ease}.form-input:focus{border-color:var(--primary)}.form-hint{font-size:11px;color:var(--text-muted);margin-top:4px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text);transition:all .15s ease}.btn:hover{background:var(--border)}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}.btn-block{width:100%}.btn-danger{color:var(--primary);border-color:var(--primary)}.btn-danger:hover{background:var(--primary);color:#fff}.settings-section{margin-bottom:24px}.settings-section h3{font-size:16px;font-weight:600;margin-bottom:12px}.settings-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.settings-row:last-child{border-bottom:none}.settings-label{font-size:14px;color:var(--text)}.settings-value{font-size:13px;color:var(--text-secondary);font-family:monospace}.loading{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:16px;color:var(--text-secondary)}.loading:after{content:"";width:24px;height:24px;margin-left:12px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.search-bar{margin-bottom:20px}.search-input{width:100%;max-width:400px;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;background:var(--bg-card);color:var(--text);outline:none}.search-input:focus{border-color:var(--primary)}.filter-bar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.filter-chip{padding:6px 14px;border-radius:20px;font-size:12px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);transition:all .15s ease}.filter-chip:hover{border-color:var(--primary);color:var(--primary)}.filter-chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}.date-group{margin-bottom:24px}.date-group-header{font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;padding-bottom:8px;border-bottom:1px solid var(--border);margin-bottom:4px}.quick-links{display:flex;gap:12px;flex-wrap:wrap}.quick-link{padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text-secondary);transition:all .15s ease}.quick-link:hover{border-color:var(--primary);color:var(--primary)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:48px;margin-bottom:16px}.empty-state h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--text-secondary)}.empty-state p{font-size:14px}.goal-card{padding:14px;border-bottom:1px solid var(--border)}.goal-card:last-child{border-bottom:none}.goal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.goal-title{font-size:14px;font-weight:600;color:var(--text)}.goal-streak{font-size:12px;color:var(--yellow);font-weight:600}.goal-progress-bar{width:100%;height:6px;background:var(--border);border-radius:3px;overflow:hidden}.goal-progress-fill{height:100%;background:var(--green);border-radius:3px;transition:width .4s ease}@media(max-width:768px){.sidebar{transform:translate(-100%);transition:transform .3s ease}.sidebar.open{transform:translate(0)}.main-content{margin-left:0;padding:20px}.dashboard-grid,.recipe-grid{grid-template-columns:1fr}.meal-macros{display:none}}