:root{--primary: #4f46e5;--primary-light: #eef2ff;--bg-color: #f1f5f9;--text-dark: #0f172a;--text-muted: #64748b;--white: #ffffff;--border: #e2e8f0;--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-dark);line-height:1.5;-webkit-font-smoothing:antialiased}.app-container{max-width:600px;margin:0 auto;padding:20px;min-height:100vh;display:flex;flex-direction:column}.card{background:var(--white);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);border:1px solid var(--border);width:100%}h1{font-size:2rem;font-weight:800;margin-bottom:1rem;line-height:1.2}h2{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem}p{color:var(--text-muted);margin-bottom:1.5rem}.progress-container{margin-bottom:2rem}.progress-text{font-size:.875rem;font-weight:600;color:var(--text-muted);margin-bottom:.5rem;display:block}.progress-bar{height:8px;background:var(--border);border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:var(--primary);transition:width .3s ease}.options-stack{display:flex;flex-direction:column;gap:12px}.option-btn{padding:16px;border-radius:var(--radius);border:1px solid var(--border);background:var(--white);text-align:left;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;display:flex;justify-content:space-between;align-items:center}.option-btn:hover{background:var(--bg-color);border-color:var(--primary)}.option-btn.active{background:var(--primary-light);border-color:var(--primary);color:var(--primary)}.slider-container{padding:20px 0;text-align:center}.range-input{width:100%;height:8px;border-radius:4px;background:var(--border);-webkit-appearance:none;-moz-appearance:none;appearance:none;margin-bottom:20px}.range-input::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;background:var(--primary);border-radius:50%;border:4px solid var(--white);box-shadow:0 0 5px #0003;cursor:pointer}.range-display{font-size:3rem;font-weight:800;color:var(--primary);margin-bottom:10px}.btn{width:100%;padding:16px;border-radius:var(--radius);border:none;font-size:1.125rem;font-weight:700;cursor:pointer;transition:opacity .2s}.btn-primary{background:var(--text-dark);color:var(--white)}.btn-primary:disabled{opacity:.3;cursor:not-allowed}.btn-outline{background:transparent;border:1px solid var(--border);margin-top:10px}.result-header{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border)}.result-tag{color:var(--primary);text-transform:uppercase;font-weight:800;font-size:.75rem;letter-spacing:.1em;margin-bottom:.5rem;display:block}.activity-list{display:flex;flex-direction:column;gap:16px}.activity-card{display:flex;align-items:center;gap:16px;padding:16px;background:var(--bg-color);border-radius:var(--radius);border:1px solid var(--border)}.activity-num{width:40px;height:40px;background:var(--primary);color:var(--white);border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;flex-shrink:0}.activity-details h4{font-size:1.1rem;margin-bottom:4px}.activity-meta{display:flex;gap:8px}.meta-tag{font-size:.7rem;font-weight:700;padding:2px 8px;background:var(--white);border-radius:4px;color:var(--text-muted)}