:root{--green: #94c11f;--green-dark: #7ba318;--ink: #26323d;--muted: #6b7a88;--bg: #f4f7f2;--card: #ffffff;--border: #dde5da;--red: #d9534f;font-family:Segoe UI,system-ui,-apple-system,sans-serif;color:var(--ink)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}.app{max-width:1000px;margin:0 auto;padding:0 16px 40px}.topbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:14px 0;border-bottom:2px solid var(--green);margin-bottom:24px}.brand{display:flex;align-items:center;gap:10px;font-size:1.2rem}.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:var(--green);color:#fff;font-weight:700;font-size:1.3rem}nav{display:flex;gap:4px;flex-wrap:wrap}nav button{border:none;background:none;padding:8px 14px;border-radius:8px;font-size:1rem;cursor:pointer;color:var(--ink)}nav button:hover{background:#e8efe0}nav button.active{background:var(--green);color:#fff}.badge{background:var(--red);color:#fff;border-radius:10px;padding:1px 7px;font-size:.75rem;margin-left:6px;vertical-align:middle}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-bottom:16px}.hero{text-align:center;padding:32px 20px}.hero-due{font-size:1.2rem}.muted{color:var(--muted)}.btn{border:1px solid var(--border);background:#fff;color:var(--ink);padding:8px 16px;border-radius:8px;font-size:1rem;cursor:pointer}.btn:hover:not(:disabled){border-color:var(--green)}.btn:disabled{opacity:.5;cursor:default}.btn.primary{background:var(--green);border-color:var(--green);color:#fff}.btn.primary:hover:not(:disabled){background:var(--green-dark)}.btn.big{font-size:1.15rem;padding:12px 28px}.btn.small{font-size:.85rem;padding:4px 10px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}.subject-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}.subject-card h4{margin:0 0 4px}.practice-setup label{display:flex;flex-direction:column;gap:6px;max-width:420px;margin-top:10px}.practice-setup select,.practice-form input{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:1rem}.practice-card{max-width:560px;margin:0 auto;text-align:center;padding:28px}.practice-progress{color:var(--muted);font-size:.9rem}.practice-question{font-size:2rem;font-weight:600;margin:24px 0}.practice-form{display:flex;gap:10px;justify-content:center}.practice-form input{flex:1;max-width:320px}.feedback{border-radius:10px;padding:14px}.feedback.good{background:#eef6dc}.feedback.bad{background:#fbe9e8}.feedback p{margin:4px 0}.feedback .row{justify-content:center}.practice-summary{max-width:480px;margin:0 auto;text-align:center}.manage{display:grid;grid-template-columns:220px 240px 1fr;gap:14px;align-items:start}@media(max-width:860px){.manage{grid-template-columns:1fr}}.col-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.col-head h3{margin:0}.select-list{list-style:none;margin:12px 0 0;padding:0}.select-list li{display:flex;align-items:center;justify-content:space-between;gap:6px}.select-list li>button:first-child{flex:1;text-align:left;border:none;background:none;padding:8px 10px;border-radius:8px;font-size:.95rem;cursor:pointer}.select-list li>button:first-child:hover{background:#eef3e7}.select-list li>button.selected{background:var(--green);color:#fff}.select-list li>button.selected .muted{color:#eef6dc}.item-actions button{border:none;background:none;cursor:pointer;padding:4px;color:var(--muted)}.item-actions button:hover{color:var(--ink)}.card-add{margin:12px 0}.card-add input{flex:1;min-width:140px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:.95rem}.card-table{width:100%;border-collapse:collapse;font-size:.95rem}.card-table th,.card-table td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--border)}.phase-badge{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;color:#fff;font-weight:600;font-size:.85rem}.p1{background:#d9534f}.p2{background:#e8883a}.p3{background:#e0b52e}.p4{background:#a9c23f}.p5{background:#7ba318}.p6{background:#4c7a1a}.stats-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}.tile{text-align:center}.tile-value{font-size:2.2rem;font-weight:700;color:var(--green-dark)}.phase-chart,.activity-chart{display:flex;align-items:flex-end;gap:14px;padding-top:10px}.phase-col,.activity-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px}.phase-bar{width:100%;max-width:70px;border-radius:6px 6px 0 0}.activity-bar{width:100%;max-width:28px;background:var(--green);border-radius:4px 4px 0 0}.phase-label,.activity-label{font-size:.8rem;color:var(--muted)}footer{margin-top:32px;text-align:center;font-size:.85rem}