:root{--bg: #0f0f1a;--bg-elevated: #161625;--card-bg: #1f2937;--card-bg-hover: #263244;--border: #374151;--border-subtle: #1f2937;--text: #f9fafb;--text-secondary: #9ca3af;--text-muted: #6b7280;--primary: #2563eb;--primary-hover: #1d4ed8;--accent: #2563eb;--accent-secondary: #7c3aed;--accent-green: #16a34a;--accent-yellow: #ca8a04;--danger: #dc2626;--danger-hover: #b91c1c;--radius-sm: 6px;--radius: 10px;--radius-lg: 14px;--topbar-h: 52px;--bottomnav-h: 60px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{height:100%}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5;height:100%;overflow:hidden;-webkit-font-smoothing:antialiased}#shell{display:flex;flex-direction:column;height:100dvh;overflow:hidden}#topbar{display:flex;align-items:center;justify-content:space-between;height:var(--topbar-h);padding:0 12px;background:var(--bg-elevated);border-bottom:1px solid var(--border-subtle);flex-shrink:0;z-index:10}#topbar-title{font-weight:700;font-size:1rem;letter-spacing:-.3px}#app{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}#bottom-nav{display:flex;height:var(--bottomnav-h);background:var(--bg-elevated);border-top:1px solid var(--border-subtle);flex-shrink:0}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;background:none;border:none;color:var(--text-muted);font-size:.65rem;cursor:pointer;transition:color 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var(--border-subtle)}.card-badge{flex-shrink:0;align-self:flex-start}.card-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:.8rem;color:var(--text-secondary);margin-top:6px}.card-meta-item{display:flex;align-items:center;gap:4px}.card-meta-right{margin-left:auto}.card-right{flex-shrink:0;text-align:right}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}.stat-card{background:var(--card-bg);border-radius:var(--radius);padding:14px;text-align:center;border:1px solid var(--border-subtle)}.stat-box{background:var(--card-bg);border-radius:var(--radius);padding:12px;text-align:center;border:1px solid var(--border-subtle)}.stat-value{font-size:1.8rem;font-weight:700;line-height:1;margin-bottom:4px}.stat-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px}.stat-value.blue{color:#60a5fa}.stat-value.green{color:#4ade80}.stat-value.yellow{color:#facc15}.blue{color:#60a5fa}.green{color:#4ade80}.yellow{color:#facc15}button{font-family:inherit;cursor:pointer}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);border:none;background:var(--primary);color:#fff;font-size:.95rem;font-weight:600;transition:background .15s,opacity .15s}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:active{opacity:.85}.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;color:var(--text);font-size:.95rem;font-weight:500;transition:background .15s}.btn-secondary:hover{background:var(--card-bg)}.btn-danger{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);border:none;background:var(--danger);color:#fff;font-size:.95rem;font-weight:600;transition:background .15s}.btn-danger:hover{background:var(--danger-hover)}.btn-small{padding:6px 12px;font-size:.8rem}.btn-block{width:100%}.btn-icon{background:none;border:none;color:var(--text);padding:8px;border-radius:var(--radius-sm);font-size:1.1rem;line-height:1;transition:background .15s}.btn-icon:hover{background:var(--card-bg)}.btn-icon.hidden{visibility:hidden;pointer-events:none}.btn-fab{position:fixed;bottom:calc(var(--bottomnav-h) + 16px);right:16px;width:52px;height:52px;border-radius:50%;border:none;background:var(--primary);color:#fff;font-size:1.5rem;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #2563eb66;z-index:20;transition:background .15s,transform 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var(--border-subtle);padding-top:16px}.section-subtitle{font-size:.85rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin:0 0 10px}.btn-icon{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px 6px;border-radius:4px;font-size:.75rem}.btn-icon:hover{color:#dc2626;background:#fef2f2}.table-actions{display:flex;gap:6px;justify-content:flex-end}.customer-card{background:var(--card-bg);border-radius:var(--radius);padding:14px;margin-bottom:10px;border:1px solid var(--border-subtle);display:flex;align-items:center;gap:12px;transition:background .15s}.customer-avatar{width:40px;height:40px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;flex-shrink:0}.customer-name{font-weight:600;font-size:.95rem;margin-bottom:2px}.customer-meta{font-size:.8rem;color:var(--text-secondary)}.customer-notes{font-size:.8rem;color:var(--text-muted);margin-top:4px}.customer-detail-header{display:flex;align-items:center;gap:14px;margin-bottom:16px}.ble-panel{background:var(--card-bg);border-radius:var(--radius);padding:12px 14px;margin-bottom:10px;border:1px solid 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14px;margin-bottom:8px;border:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;gap:8px}.day-header{display:flex;align-items:center;justify-content:space-between;padding:6px 0;margin-bottom:6px}.day-label{font-weight:600;font-size:.9rem}.day-kcal{font-size:.9rem;color:var(--text-secondary)}.day-macros{font-size:.78rem;color:var(--text-muted);margin-top:2px}.session-card{cursor:pointer}.session-card:hover{background:var(--card-bg-hover)}.session-header-info{flex:1;min-width:0}.session-date{font-size:.8rem;color:var(--text-muted);margin-top:2px}.action-row{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.modal-title{font-size:1.05rem;font-weight:700}.modal-close{background:none;border:none;color:var(--text-muted);font-size:1.3rem;padding:4px;cursor:pointer;line-height:1}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}.empty-icon{font-size:2.5rem;margin-bottom:12px}.hidden{display:none!important}.fade-in{animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.loading-hint{text-align:center;color:var(--text-muted);font-size:.88rem;padding:24px}.small{font-size:.82rem}.large{font-size:1.1rem}.mt-8{margin-top:8px}.toast{display:flex;align-items:center;gap:8px;padding:12px 16px;border-radius:var(--radius-sm);font-size:.88rem;font-weight:500;background:var(--card-bg);color:var(--text);border:1px solid var(--border);pointer-events:all;box-shadow:0 4px 12px #0006}.toast.success{border-color:#166534;color:#4ade80}.toast.error{border-color:#991b1b;color:#f87171}.toast.info{border-color:var(--primary);color:#93c5fd}