:root{color-scheme:light dark;--bg: #f6f7f9;--fg: #14161a;--muted: #6b7280;--card: #ffffff;--line: #e3e6ea;--accent: #1f4ed8;--error: #b42318}@media(prefers-color-scheme:dark){:root{--bg: #101317;--fg: #e7e9ec;--muted: #99a1ad;--card: #181c22;--line: #262c35;--accent: #6f93ff;--error: #f97066}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.center{min-height:100vh;display:grid;place-items:center;padding:24px}.app{max-width:1100px;margin:0 auto;padding:24px}.app header{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:24px}h1{font-size:20px;margin:0}h2{font-size:16px;margin:0 0 8px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:24px;min-width:300px;display:flex;flex-direction:column;gap:12px}input{padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--fg);font-size:15px}button{padding:10px 14px;border:0;border-radius:8px;background:var(--accent);color:#fff;font-size:15px;cursor:pointer}button:disabled{opacity:.5;cursor:default}button.link{background:none;color:var(--muted);padding:0;text-decoration:underline}.muted{color:var(--muted);margin:0}.error{color:var(--error);margin:0}.app section+section{margin-top:16px}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}th{font-weight:600;color:var(--muted)}td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}.tiles{display:flex;flex-wrap:wrap;gap:12px}.tile{flex:1 1 160px;display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:8px}.tile-value{font-size:24px;font-weight:600;font-variant-numeric:tabular-nums}.warn{color:#b45309}@media(prefers-color-scheme:dark){.warn{color:#fdb022}}input[type=file]{padding:8px}