:root{--bg-primary: #111111;--bg-secondary: #1a1a1a;--bg-card: #222222;--bg-card-hover: #2a2a2a;--bg-input: #2a2a2a;--text-primary: #f0f0f0;--text-secondary: #999999;--text-muted: #666666;--accent: #E63946;--accent-hover: #ff4d5a;--accent-dim: rgba(230, 57, 70, .15);--green: #2ecc71;--green-dim: rgba(46, 204, 113, .15);--yellow: #f1c40f;--yellow-dim: rgba(241, 196, 15, .15);--orange: #e67e22;--blue: #3498db;--border: #333333;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 12px rgba(0,0,0,.3);--transition: .2s ease;--max-width: 480px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100dvh;line-height:1.5;-webkit-font-smoothing:antialiased}#app{max-width:var(--max-width);margin:0 auto;padding:0 16px 80px;min-height:100dvh}h1{font-size:1.75rem;font-weight:800;letter-spacing:-.02em}h2{font-size:1.35rem;font-weight:700;letter-spacing:-.01em}h3{font-size:1.1rem;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:all var(--transition);text-decoration:none;white-space:nowrap}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:active{transform:scale(.97)}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card-hover)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{color:var(--text-primary)}.btn-sm{padding:8px 16px;font-size:.875rem}.btn-block{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-weight{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;border:2px solid var(--border);background:var(--bg-card);color:var(--text-primary);cursor:pointer;transition:all var(--transition);-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.btn-weight:hover{border-color:var(--accent);color:var(--accent)}.btn-weight:active{transform:scale(.9);background:var(--accent-dim)}.card{background:var(--bg-card);border-radius:var(--radius);padding:16px;border:1px solid var(--border)}.input{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:1rem;outline:none;transition:border-color var(--transition)}.input:focus{border-color:var(--accent)}.input::placeholder{color:var(--text-muted)}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:6px;font-size:.875rem;color:var(--text-secondary);font-weight:500}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-1{gap:4px}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-1{margin-top:8px}.mb-2{margin-bottom:16px}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.text-muted{color:var(--text-secondary)}.text-accent{color:var(--accent)}.font-bold{font-weight:700}.w-full{width:100%}.page-header{display:flex;align-items:center;justify-content:space-between;padding:20px 0 16px}.track-card{background:var(--bg-card);border-radius:var(--radius);padding:14px 16px;border:1px solid var(--border);transition:all var(--transition)}.track-card.highlight{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.plate{display:inline-flex;align-items:center;justify-content:center;border-radius:4px;font-size:.7rem;font-weight:700;color:#fff;min-width:20px;padding:2px 4px}.plate-10{background:#e63946;height:36px}.plate-7-5{background:#e67e22;height:32px}.plate-5{background:#2980b9;height:28px}.plate-2-5{background:#27ae60;height:24px}.plate-1-25{background:#8e44ad;height:20px}.plate-0-5{background:#7f8c8d;height:16px}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-good{background:var(--green-dim);color:var(--green)}.badge-light{background:var(--yellow-dim);color:var(--yellow)}.badge-heavy{background:var(--accent-dim);color:var(--accent)}.hint-banner{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:var(--radius-sm);background:var(--yellow-dim);color:var(--yellow);font-size:.8rem;font-weight:500;margin-top:6px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border);display:flex;justify-content:center;z-index:100}.bottom-nav-inner{display:flex;width:100%;max-width:var(--max-width)}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 calc(8px + env(safe-area-inset-bottom,0px));font-size:.65rem;font-weight:500;color:var(--text-muted);text-decoration:none;transition:color var(--transition);-webkit-tap-highlight-color:transparent}.nav-item.active{color:var(--accent)}.nav-item:hover{color:var(--text-secondary)}.nav-icon{font-size:1.25rem;line-height:1}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.pulse{animation:pulse .3s ease}.toast{position:fixed;bottom:80px;left:50%;transform:translate(-50%);background:var(--bg-card);color:var(--text-primary);padding:12px 24px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);z-index:200;font-size:.9rem;animation:fadeIn .2s ease}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;z-index:150;animation:fadeIn .15s ease}.menu-panel{position:fixed;top:0;right:0;bottom:0;width:min(320px,85vw);background:var(--bg-secondary);border-left:1px solid var(--border);padding:24px;z-index:151;overflow-y:auto;animation:slideIn .25s ease}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.menu-item{display:flex;align-items:center;gap:12px;padding:14px 0;color:var(--text-primary);text-decoration:none;font-size:1rem;font-weight:500;border-bottom:1px solid var(--border);cursor:pointer;transition:color var(--transition)}.menu-item:hover{color:var(--accent)}.menu-item-icon{font-size:1.25rem;width:28px;text-align:center}