:root{--bg: #0F1117;--bg-card: #161B2E;--bg-card2: #1E2540;--border: #2A3050;--primary: #F97316;--primary-dim: rgba(249, 115, 22, .15);--text: #E2E8F0;--text-muted: #64748B;--text-dim: #94A3B8;--green: #22C55E;--yellow: #EAB308;--red: #EF4444;--blue: #60A5FA;--purple: #A78BFA;--sidebar-w: 220px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:14px;line-height:1.5;min-height:100vh}button{cursor:pointer;border:none;font-family:inherit;font-size:inherit}input,select,textarea{font-family:inherit;font-size:inherit;background:var(--bg-card2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 12px;outline:none;width:100%}input:focus,select:focus,textarea:focus{border-color:var(--primary)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px}.btn-primary{background:var(--primary);color:#fff;border-radius:8px;padding:10px 20px;font-weight:600;transition:opacity .15s}.btn-primary:hover{opacity:.85}.btn-ghost{background:transparent;color:var(--text-dim);border-radius:8px;padding:6px 14px;border:1px solid var(--border);transition:all .15s}.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}.btn-ghost.active{background:var(--primary-dim);border-color:var(--primary);color:var(--primary)}.section-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:12px}.recharts-cartesian-grid-horizontal line,.recharts-cartesian-grid-vertical line{stroke:var(--border)!important}.recharts-text{fill:var(--text-muted)!important;font-size:11px!important}.recharts-tooltip-wrapper .recharts-default-tooltip{background:var(--bg-card2)!important;border:1px solid var(--border)!important;border-radius:8px!important}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.stat-cards{display:flex;gap:14px;margin-bottom:20px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:20px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.four-col{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}.chart-row{display:flex;gap:14px;margin-bottom:20px}.mobile-header{display:none;align-items:center;gap:12px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}.mobile-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;z-index:99}@media (max-width: 768px){.sidebar{position:fixed!important;top:0;left:calc(-1 * var(--sidebar-w));bottom:0;z-index:100;transition:left .25s ease;box-shadow:4px 0 24px #00000080}.sidebar.open{left:0}.mobile-overlay.open{display:block}.mobile-header{display:flex}.main-content{padding:20px 16px!important}.stat-cards{flex-direction:column}.two-col{grid-template-columns:1fr}.three-col,.four-col{grid-template-columns:1fr 1fr}.chart-row{flex-direction:column}.workout-master-detail,.goals-form-grid{grid-template-columns:1fr!important}.main-content>div{padding:20px 14px!important}}@supports (padding-top: env(safe-area-inset-top)){.update-header{padding-top:calc(env(safe-area-inset-top) + 5px)}.sidebar{padding-top:env(safe-area-inset-top)}.main-content{padding-bottom:env(safe-area-inset-bottom)}}