:root{--bg:#f6f7f9;--card:#ffffff;--text:#1a1d21;--muted:#6b7280;--border:#e5e7eb;--accent:#2563eb;--ok:#16a34a;--overtime:#ca8a04;--near:#ea580c;--violation:#dc2626}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Malgun Gothic,-apple-system,sans-serif;font-size:15px}a{color:var(--accent);text-decoration:none}.container{max-width:1080px;margin:0 auto;padding:24px 20px 60px}nav.topnav{background:var(--card);border-bottom:1px solid var(--border);padding:0 20px;display:flex;align-items:center;gap:20px;height:54px}nav.topnav .brand{font-weight:700;font-size:16px;color:var(--text)}nav.topnav a.navlink{color:var(--muted);padding:4px 8px;border-radius:6px}nav.topnav a.navlink:hover{background:var(--bg);color:var(--text)}h1{font-size:22px;margin:18px 0 6px}.sub{color:var(--muted);margin-bottom:20px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px 20px;margin-bottom:16px}table.data{width:100%;border-collapse:collapse}table.data td,table.data th{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}table.data th{color:var(--muted);font-weight:600;font-size:13px}table.data tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:13px;font-weight:600}.badge.ok{background:#dcfce7;color:var(--ok)}.badge.overtime{background:#fef9c3;color:var(--overtime)}.badge.near_limit{background:#ffedd5;color:var(--near)}.badge.violation{background:#fee2e2;color:var(--violation)}.bar-track{width:180px;height:10px;background:var(--border);border-radius:999px;overflow:hidden;position:relative}.bar-fill{height:100%;border-radius:999px}.bar-fill.ok{background:var(--ok)}.bar-fill.overtime{background:var(--overtime)}.bar-fill.near_limit{background:var(--near)}.bar-fill.violation{background:var(--violation)}.bar-mark{position:absolute;top:0;bottom:0;width:2px;background:rgba(0,0,0,.35);left:calc(100% * 40 / 52)}.week-nav{display:flex;align-items:center;gap:12px;margin-bottom:16px}.week-nav button{border:1px solid var(--border);background:var(--card);border-radius:8px;padding:6px 12px;cursor:pointer;font-size:14px}.week-nav button:hover{background:var(--bg)}.week-nav .range{font-weight:600}.stats{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}.stat{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px 18px;min-width:130px}.stat .label{color:var(--muted);font-size:13px}.stat .value{font-size:22px;font-weight:700;margin-top:2px}button.primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 18px;font-size:14px;font-weight:600;cursor:pointer}button.primary:disabled{opacity:.5;cursor:default}input.field,select.field{border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:14px;background:var(--card);color:var(--text)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--card);border-radius:12px;padding:24px 28px;max-width:560px;width:calc(100% - 40px);max-height:80vh;overflow-y:auto;box-shadow:0 20px 50px rgba(0,0,0,.3);border-top:4px solid var(--violation)}.modal h2{margin:0 0 8px;font-size:19px}.error,.modal h2{color:var(--violation)}.error,.success{margin:8px 0}.success{color:var(--ok)}.muted{color:var(--muted)}