:root{--surface: #fcfcfb;--surface-raised: #ffffff;--border: #e5e4e0;--text-primary: #0b0b0b;--text-secondary: #52514e;--text-muted: #83817a;--accent: #2a78d6;--accent-hover: #1c5cab;--danger: #e34948;--radius: 8px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--surface);color:var(--text-primary)}h1{font-size:1.5rem;margin:0 0 1rem}h2{font-size:1.1rem;margin:0 0 .75rem}.centered-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.navbar{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1.5rem;border-bottom:1px solid var(--border);background:var(--surface-raised)}.navbar-links{display:flex;gap:1.25rem}.navbar-links a{color:var(--text-secondary);text-decoration:none;font-weight:500}.navbar-links a.active{color:var(--accent)}.content{max-width:720px;margin:0 auto;padding:1.5rem}.card{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;margin-bottom:1.5rem;display:flex;flex-direction:column;gap:.5rem}.chart-card{background:var(--surface-raised);border:1px solid var(--border);border-radius:var(--radius);padding:1rem}.inline-form{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-bottom:1rem}.template-row{display:flex;gap:.5rem;align-items:center}input,select,button{font-size:.95rem;padding:.4rem .6rem;border-radius:6px;border:1px solid var(--border);font-family:inherit}button{background:var(--accent);color:#fff;border:none;cursor:pointer;font-weight:500}button:hover{background:var(--accent-hover)}button:disabled{opacity:.6;cursor:default}.link-button{background:none;color:var(--accent);padding:0;font-weight:500}.link-button:hover{background:none;text-decoration:underline}.list{list-style:none;padding:0;margin:0}.list li{padding:.5rem 0;border-bottom:1px solid var(--border)}.list a{color:var(--text-primary);text-decoration:none;font-weight:500}.list a:hover{color:var(--accent)}.muted{color:var(--text-muted);font-size:.9rem}.error{color:var(--danger);font-size:.9rem}.badge{display:inline-block;font-size:.75rem;padding:.1rem .5rem;border-radius:999px;background:var(--border);color:var(--text-secondary)}.badge-completed{background:#d9f0e4;color:#0f6b3f}.badge-skipped{background:#f3d9d9;color:#8c2f2f}