*,:after,:before{box-sizing:border-box;margin:0;padding:0}body{background:#f0f4f8;color:#1a2332;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;min-height:100vh}:root{--navy:#00467f;--navy-dk:#002f5c;--navy-lt:#06c;--bg:#f0f4f8;--surface:#fff;--border:#dde3ea;--text-hi:#1a2332;--text-md:#4a5568;--text-lo:#8a9ab0;--cyan:#0ea5e9;--green:#22c55e;--amber:#f59e0b;--purple:#8b5cf6;--red:#ef4444;--radius:14px;--shadow:0 2px 12px #00467f1a}.app{background:#f0f4f8;background:var(--bg);min-height:100vh}.shell{background:#00467f;background:var(--navy);box-shadow:0 2px 8px #00000040;color:#fff;gap:14px;height:52px;padding:0 24px;position:sticky;top:0;z-index:100}.shell,.shell-logo{align-items:center;display:flex}.shell-logo{font-size:1rem;font-weight:700;gap:10px}.shell-divider{background:#ffffff40;height:24px;width:1px}.shell-title{font-size:.9rem;font-weight:400;opacity:.85}.shell-spacer{flex:1 1}.shell-back{align-items:center;background:#ffffff26;border:1px solid #ffffff40;border-radius:20px;color:#fff;display:flex;font-size:.78rem;font-weight:600;gap:4px;padding:5px 14px;text-decoration:none}.shell-back:hover{background:#ffffff40}.tab-nav{background:#fff;background:var(--surface);border-bottom:2px solid #dde3ea;border-bottom:2px solid var(--border);display:flex;gap:0;overflow-x:auto;padding:0 16px}.tab-btn{align-items:center;background:none;border:none;border-bottom:3px solid #0000;color:#8a9ab0;color:var(--text-lo);cursor:pointer;display:flex;flex-direction:column;font-size:.82rem;font-weight:600;gap:2px;margin-bottom:-2px;padding:12px 16px;transition:all .2s;white-space:nowrap}.tab-btn:hover{color:#4a5568;color:var(--text-md)}.tab-btn.active{border-bottom-color:#00467f;border-bottom-color:var(--navy);color:#00467f;color:var(--navy)}.tab-icon{font-size:1.1rem;margin-bottom:1px}.tab-label{font-size:.78rem}.tab-level{font-size:.58rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase}.main-content{margin:0 auto;max-width:1100px;padding:28px 20px 60px}.panel{background:#fff;background:var(--surface);border:1px solid #dde3ea;border:1px solid var(--border);border-radius:14px;border-radius:var(--radius);box-shadow:0 2px 12px #00467f1a;box-shadow:var(--shadow);margin-bottom:20px;padding:28px}.panel h2{align-items:center;color:#00467f;color:var(--navy);display:flex;font-size:1.2rem;gap:8px;margin-bottom:6px}.panel h3{color:#1a2332;color:var(--text-hi);font-size:1rem;margin:18px 0 8px}.panel p{color:#4a5568;color:var(--text-md);font-size:.88rem;line-height:1.6;margin-bottom:12px}.controls{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}.btn,.controls{align-items:center}.btn{background:#fff;background:var(--surface);border:1px solid #dde3ea;border:1px solid var(--border);border-radius:22px;color:#1a2332;color:var(--text-hi);cursor:pointer;display:inline-flex;font-size:.82rem;font-weight:600;gap:6px;padding:8px 18px;transition:all .2s}.btn:hover{background:#f0f4f8;background:var(--bg)}.btn:disabled{cursor:not-allowed;opacity:.5}.btn-primary{background:#00467f;background:var(--navy);border-color:#00467f;border-color:var(--navy);color:#fff}.btn-primary:hover{background:#06c;background:var(--navy-lt)}.select-wrap{align-items:center;display:flex;gap:8px}.select-wrap label{color:#4a5568;color:var(--text-md);font-size:.82rem;font-weight:600}.select-wrap select{background:#fff;background:var(--surface);border:1px solid #dde3ea;border:1px solid var(--border);border-radius:8px;color:#1a2332;color:var(--text-hi);font-size:.82rem;padding:6px 12px}.info-box{align-items:flex-start;background:#e0f2fe;border:1px solid #bae6fd;border-radius:10px;color:#0c4a6e;display:flex;font-size:.84rem;gap:10px;line-height:1.6;margin:12px 0;padding:14px 18px}.info-box .info-icon{flex-shrink:0;font-size:1rem;margin-top:2px}.info-box.success{background:#dcfce7;border-color:#bbf7d0;color:#166534}.info-box.warning{background:#fef3c7;border-color:#fde68a;color:#92400e}.learn-grid{grid-gap:16px;display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));margin:16px 0}.learn-card{background:#fff;background:var(--surface);border:2px solid #dde3ea;border:2px solid var(--border);border-radius:14px;border-radius:var(--radius);cursor:pointer;padding:20px;position:relative;transition:all .2s}.learn-card:hover{border-color:#06c;border-color:var(--navy-lt);box-shadow:0 2px 12px #00467f1a;box-shadow:var(--shadow);transform:translateY(-2px)}.learn-card h4{align-items:center;color:#1a2332;color:var(--text-hi);display:flex;font-size:.95rem;gap:8px;margin-bottom:6px}.learn-card p{color:#4a5568;color:var(--text-md);font-size:.8rem;line-height:1.5;margin:0}.learn-card .card-level{border-radius:8px;font-size:.6rem;font-weight:700;letter-spacing:.5px;padding:2px 8px;position:absolute;right:12px;text-transform:uppercase;top:12px}.heatmap{background:#f0f4f8;background:var(--bg);border:2px solid #dde3ea;border:2px solid var(--border);border-radius:8px;display:inline-grid;gap:2px;padding:4px}.heatmap-cell{border-radius:4px;cursor:pointer;font-weight:600;height:56px;transition:all .3s}.heatmap-cell,.heatmap-label{align-items:center;display:flex;font-size:.72rem;justify-content:center;width:56px}.heatmap-label{color:#4a5568;color:var(--text-md);font-weight:700;height:28px}.arch-flow{align-items:center;display:flex;flex-wrap:wrap;gap:4px;justify-content:center;overflow-x:auto;padding:16px 0}.arch-block{border:2px solid;border-radius:10px;cursor:pointer;font-size:.78rem;font-weight:600;line-height:1.4;min-width:80px;padding:12px 16px;text-align:center;transition:transform .2s}.arch-block:hover{transform:scale(1.08)}.arch-block .block-label{display:block;font-size:.68rem;font-weight:400;opacity:.8}.arch-arrow{color:#8a9ab0;color:var(--text-lo);flex-shrink:0;font-size:1.2rem}.quiz-option{background:#fff;background:var(--surface);border:2px solid #dde3ea;border:2px solid var(--border);border-radius:10px;color:#1a2332;color:var(--text-hi);cursor:pointer;display:block;font-size:.88rem;margin-bottom:8px;padding:12px 18px;text-align:left;transition:all .2s;width:100%}.quiz-option:hover{background:#f8fafc;border-color:#06c;border-color:var(--navy-lt)}.quiz-option.correct{background:#dcfce7;border-color:#22c55e;border-color:var(--green);color:#166534}.quiz-option.wrong{background:#fee2e2;border-color:#ef4444;border-color:var(--red);color:#991b1b}.quiz-option.disabled{opacity:.7;pointer-events:none}.quiz-score{background:#00467f;background:var(--navy);border-radius:20px;color:#fff;display:inline-block;font-size:.82rem;font-weight:700;padding:6px 16px}.quiz-progress{background:#f0f4f8;background:var(--bg);border-radius:3px;height:6px;margin-bottom:16px;overflow:hidden}.quiz-progress-bar{background:#00467f;background:var(--navy);border-radius:3px;height:100%;transition:width .3s}.sentence-input{border:2px solid #dde3ea;border:2px solid var(--border);border-radius:10px;color:#1a2332;color:var(--text-hi);font-size:.92rem;outline:none;padding:12px 16px;transition:border-color .2s;width:100%}.sentence-input:focus{border-color:#06c;border-color:var(--navy-lt)}.token-row{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}.token-chip{background:#f0f4f8;background:var(--bg);border:1px solid #dde3ea;border:1px solid var(--border);border-radius:8px;cursor:pointer;font-size:.82rem;font-weight:600;padding:6px 12px;transition:all .2s}.token-chip:hover{border-color:#06c;border-color:var(--navy-lt)}.token-chip.active{background:#00467f;background:var(--navy);border-color:#00467f;border-color:var(--navy);color:#fff}@media (max-width:700px){.shell{padding:0 14px}.shell-title{display:none}.main-content{padding:16px 12px 40px}.panel{padding:18px 14px}.heatmap-cell{font-size:.65rem;height:42px;width:42px}.learn-grid{grid-template-columns:1fr}}
/*# sourceMappingURL=main.b64189d9.css.map*/