*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#f8f9fa;--color-surface:#fff;--color-border:#e2e8f0;--color-primary:#1e40af;--color-primary-hover:#1d3a98;--color-primary-light:#dbeafe;--color-success:#16a34a;--color-success-light:#dcfce7;--color-warning:#d97706;--color-warning-light:#fef3c7;--color-danger:#dc2626;--color-danger-light:#fee2e2;--color-text:#1e293b;--color-text-muted:#64748b;--radius:8px;--radius-lg:12px;--shadow:0 1px 3px #0000001a;--shadow-md:0 4px 12px #00000014}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.5}button{cursor:pointer;border-radius:var(--radius);border:none;padding:8px 16px;font-family:inherit;font-size:14px;font-weight:500;transition:background .15s,opacity .15s}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);width:100%;color:var(--color-text);outline:none;padding:8px 12px;font-family:inherit;font-size:14px;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--color-primary)}input[type=checkbox],input[type=radio]{flex-shrink:0;width:auto}label{color:var(--color-text-muted);margin-bottom:4px;font-size:13px;font-weight:500;display:block}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg)}.btn-success{background:var(--color-success);color:#fff}.btn-danger{background:var(--color-danger);color:#fff}.badge{border-radius:999px;align-items:center;gap:4px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-flex}.badge-blue{background:var(--color-primary-light);color:var(--color-primary)}.badge-green{background:var(--color-success-light);color:var(--color-success)}.badge-yellow{background:var(--color-warning-light);color:var(--color-warning)}.badge-red{background:var(--color-danger-light);color:var(--color-danger)}.badge-gray{color:#64748b;background:#f1f5f9}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:20px}.page{max-width:1100px;margin:0 auto;padding:24px 16px}.page-title{margin-bottom:4px;font-size:22px;font-weight:700}.page-subtitle{color:var(--color-text-muted);margin-bottom:24px;font-size:14px}.grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}.grid-3{grid-template-columns:1fr 1fr 1fr;gap:16px;display:grid}@media (width<=640px){.grid-2,.grid-3{grid-template-columns:1fr}}.bottom-nav{display:none}@media (width<=768px){.sidebar{display:none!important}.main-content{padding-bottom:70px}.bottom-nav{z-index:50;background:var(--color-surface);border-top:1px solid var(--color-border);justify-content:space-around;padding:6px 2px;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -2px 8px #0000000d}.bottom-nav-item{cursor:pointer;color:var(--color-text-muted);background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:2px;padding:4px 0;font-size:10px;line-height:1.1;text-decoration:none;display:flex}.page{padding:16px 12px}}.form-row{margin-bottom:14px}.form-actions{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:16px 20px}.stat-label{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px;font-weight:500}.stat-value{margin-top:4px;font-size:28px;font-weight:700}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%}th{text-align:left;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--color-border);padding:10px 14px;font-size:12px;font-weight:600}td{border-bottom:1px solid var(--color-border);padding:12px 14px;font-size:14px}tr:last-child td{border-bottom:none}tr:hover td{background:var(--color-bg)}.deadline-alert{background:var(--color-danger-light);border-radius:var(--radius);color:var(--color-danger);border:1px solid #fca5a5;padding:12px 16px;font-size:13px;font-weight:500}.score-bar{background:var(--color-border);border-radius:999px;height:6px;overflow:hidden}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.score-bar-fill{background:var(--color-success);border-radius:999px;height:100%;transition:width .3s}