:root{--navy:#173f5f;--ink:#112b3b;--muted:#6c7d88;--line:#d6e1e7;--bg:#f3f6f8;--green:#2d7357}
*{box-sizing:border-box}.hidden{display:none!important}body{margin:0;font-family:"Malgun Gothic","Noto Sans KR",sans-serif;background:var(--bg);color:var(--ink)}.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.side{background:#16425f;color:white;padding:24px 18px}.brand{color:white;text-decoration:none}.brand strong{font-size:19px;display:block}.brand small{opacity:.72}.side nav{margin-top:32px;display:grid;gap:8px}.side nav a{color:#dcebf2;text-decoration:none;padding:13px 14px;border-radius:9px;font-weight:850}.side nav a.active{background:#ffffff1b;color:white}.main{padding:32px;min-width:0}.center{padding:70px 20px;text-align:center;color:var(--muted)}.hero h1{font-size:34px;margin:4px 0}.eyebrow{font-size:12px;font-weight:900;color:#2d7357;letter-spacing:.12em}.muted{color:var(--muted)}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0}.tabs button{height:44px;border:1px solid #bdccd6;background:white;border-radius:9px;padding:0 16px;font-weight:850;color:#36586e}.tabs button.active{background:var(--navy);color:white;border-color:var(--navy)}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.metric,.card{background:white;border:1px solid var(--line);border-radius:16px}.metric{padding:19px}.metric small{color:var(--muted);display:block}.metric strong{font-size:28px;display:block;margin-top:8px;color:var(--navy)}.two{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;margin-top:18px}.card{padding:22px}.card h2{margin:0 0 16px}.tablewrap{overflow:auto}.table{border-collapse:collapse;width:100%;min-width:780px}.table th,.table td{padding:12px;border-bottom:1px solid #edf1f3;text-align:left;font-size:14px}.table th{background:#f7fafb;color:#657988}.green{color:#2d7357;font-weight:900}.red{color:#a83d3d;font-weight:900}.callout{background:#f0f6f3;padding:15px;border-radius:10px;color:#3f6753;margin-top:15px}@media(max-width:1000px){.shell{grid-template-columns:1fr}.side{display:none}.grid4,.two{grid-template-columns:1fr 1fr}}@media(max-width:600px){.main{padding:20px}.grid4,.two{grid-template-columns:1fr}}

.file-btn{min-height:36px;border:1px solid #b9cbd6;border-radius:8px;background:#fff;color:#214f6d;font-weight:850;padding:0 10px;cursor:pointer}
.file-btn:disabled{opacity:.55;cursor:wait}