.layout{display:flex;min-height:100vh}.sidebar{width:240px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;overflow-y:auto}.logo{font-family:monospace;font-size:13px;letter-spacing:.14em;color:var(--accent);padding:20px 16px;border-bottom:1px solid var(--border)}.sidebar-nav{display:flex;flex-direction:column;padding:8px 0}.nav-link{display:flex;align-items:center;min-height:44px;padding:0 16px;color:var(--text-muted);font-size:14px;transition:color .15s,background .15s}.nav-link:hover{color:var(--text);background:var(--surface-2)}.nav-link.active{color:var(--text);background:var(--surface-2);border-left:3px solid var(--accent);padding-left:13px}.main-content{flex:1;margin-left:240px;overflow-y:auto;min-height:100vh}.bottom-bar{display:none}@media (max-width: 767px){.sidebar{display:none}.main-content{margin-left:0;padding-bottom:80px;overflow-x:hidden}@supports (padding: env(safe-area-inset-bottom)){.main-content{padding-bottom:calc(80px + env(safe-area-inset-bottom))}.bottom-bar{padding-bottom:env(safe-area-inset-bottom)}}.bottom-bar{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);z-index:100}.bottom-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:56px;color:var(--text-muted);font-size:11px;gap:2px;transition:color .15s}.bottom-item:hover,.bottom-item.active{color:var(--accent)}.bottom-label{font-size:10px}}.coach-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.coach-modal{background:#111;border:1px solid #333;border-radius:4px;padding:2rem;max-width:480px;width:100%;max-height:90vh;overflow-y:auto;display:flex;flex-direction:column;gap:1.5rem}.coach-header{font-family:monospace;font-size:1.2rem;color:#c8a96e;letter-spacing:.1em;margin:0;text-align:center}.coach-tips{display:flex;flex-direction:column;gap:1rem}.coach-tip-card{background:#1a1a1a;border:1px solid #2a2a2a;border-radius:4px;padding:1rem;display:flex;flex-direction:column;gap:.5rem}.coach-tip-skill{font-family:monospace;font-size:.75rem;color:#c8a96e;text-transform:uppercase;letter-spacing:.08em}.coach-tip-text{font-size:.9rem;color:#ccc;line-height:1.5;margin:0}.coach-got-it-btn{background:#c8a96e;color:#080808;border:none;border-radius:4px;padding:.75rem 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480px){.cal-grid,.cal-col{gap:2px}.cal-square{width:10px;height:10px}.cal-col-label{font-size:7px;height:12px;line-height:12px}.cal-legend-sq{width:8px;height:8px}}.error-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:color-mix(in srgb,var(--danger) 20%,transparent);border:1px solid var(--danger);border-radius:6px;margin:12px 0}.error-banner-msg{font-size:13px;color:var(--text);font-family:monospace;line-height:1.4}.error-banner-retry{background:transparent;border:1px solid var(--danger);border-radius:4px;color:var(--red);font-family:monospace;font-size:12px;padding:6px 12px;min-height:32px;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:background .15s}.error-banner-retry:hover{background:color-mix(in srgb,var(--danger) 20%,transparent)}.dash-loading{display:flex;justify-content:center;align-items:center;min-height:60vh}.dash-spinner{width:24px;height:24px;border:2px solid 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var(--accent);border-radius:6px;padding:20px 16px;display:flex;flex-direction:column;gap:8px}.dash-today-category{font-family:monospace;font-size:10px;color:var(--accent);letter-spacing:1px;text-transform:uppercase}.dash-today-skill{font-size:18px;font-weight:700;color:var(--text)}.dash-today-time{font-family:monospace;font-size:12px;color:var(--text-muted);background:var(--surface-2);padding:4px 8px;border-radius:4px;width:fit-content}.dash-today-empty{font-size:14px;color:var(--text-muted)}.dash-start-btn{width:100%;height:56px;background:var(--accent);color:#fff;border:none;border-radius:6px;font-size:15px;font-weight:600;font-family:monospace;cursor:pointer;transition:opacity .15s;margin-top:8px}.dash-start-btn:hover{opacity:.85}.dash-start-btn--secondary{background:var(--surface-2);border:1px solid var(--border);color:var(--text)}.dash-stats-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.dash-stat-card{background:var(--surface);border-radius:6px;padding:16px 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.15s}.metro-bpm-display:hover{color:var(--accent)}.metro-bpm-input{width:80px;font-size:32px;font-weight:700;font-family:monospace;color:var(--text);background:var(--surface-2);border:1px solid var(--accent);border-radius:4px;text-align:center;padding:0 4px;line-height:1;-moz-appearance:textfield}.metro-bpm-input::-webkit-outer-spin-button,.metro-bpm-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.metro-bpm-label{font-family:monospace;font-size:11px;color:var(--text-muted);letter-spacing:.1em}.metro-adj-row{display:flex;align-items:center;gap:8px;width:100%;max-width:280px}.metro-adj-btn{height:44px;padding:0 18px;background:var(--surface-2);border:1px solid var(--border-2);border-radius:4px;font-family:monospace;font-size:13px;color:var(--text-muted);cursor:pointer;transition:border-color .15s,color 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