:root{--bg: #0d0d0d;--bg-raised: #161616;--bg-hover: #1f1f1f;--border: #2a2a2a;--text: #f2f2f2;--text-dim: #9a9a9a;--green: #9ae600;--green-dark: #7dbd00;--amber: #fbbf24;--red: #f87171;--radius: 10px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5}#root{max-width:960px;margin:0 auto;padding:16px 16px 64px}a{color:var(--green)}h1,h2,h3{line-height:1.2}.wordmark{font-size:1.6rem;font-weight:800;letter-spacing:-.5px;text-decoration:none;color:var(--text)}.wordmark .hub{background:var(--green);color:#0d0d0d;border-radius:6px;padding:0 6px;margin-left:2px}header.site{display:flex;align-items:center;justify-content:space-between;padding:12px 0 20px;border-bottom:1px solid var(--border);margin-bottom:24px}nav.site a{color:var(--text-dim);text-decoration:none;margin-left:16px}nav.site a.active,nav.site a:hover{color:var(--green)}.card{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:16px}.card h3{margin-top:0}table{width:100%;border-collapse:collapse;font-size:.95rem}th{text-align:left;color:var(--text-dim);font-weight:600;padding:6px 8px;border-bottom:1px solid var(--border)}td{padding:8px;border-bottom:1px solid var(--border)}tr:last-child td{border-bottom:none}.amount{font-variant-numeric:tabular-nums;text-align:right}.pos{color:var(--amber)}.neg,.paid{color:var(--green)}.overdue{color:var(--red)}.dim{color:var(--text-dim);font-size:.88rem}button,.btn{background:var(--green);color:#0d0d0d;font-weight:700;border:none;border-radius:8px;padding:8px 14px;cursor:pointer;font-size:.92rem;text-decoration:none;display:inline-block}button:hover,.btn:hover{background:var(--green-dark)}button.ghost,.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--border);font-weight:500}button.ghost:hover,.btn.ghost:hover{background:var(--bg-hover)}button.danger{background:transparent;color:var(--red);border:1px solid var(--red)}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 10px;font-size:.95rem;font-family:inherit}input:focus,select:focus,textarea:focus{outline:2px solid var(--green);border-color:transparent}form.stack{display:flex;flex-direction:column;gap:10px;max-width:420px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:720px){.grid2{grid-template-columns:1fr}}.tabs-nav{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}.tabs-nav button{background:transparent;color:var(--text-dim);border:1px solid var(--border);font-weight:600}.tabs-nav button.active{background:var(--green);color:#0d0d0d;border-color:var(--green)}.badge{border-radius:999px;padding:1px 10px;font-size:.8rem;font-weight:700}.badge.owed{background:#3a2f00;color:var(--amber)}.badge.paid{background:#1d3200;color:var(--green)}.badge.draft{background:#333;color:var(--text-dim)}.badge.open{background:#10310f;color:var(--green)}.badge.settled{background:#222;color:var(--text-dim)}.balance-hero{font-size:2.4rem;font-weight:800;color:var(--green);margin:4px 0}.balance-hero.owing{color:var(--amber)}pre.email-body{white-space:pre-wrap;word-break:break-word;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px;max-height:420px;overflow:auto;font-size:.85rem}details>summary{cursor:pointer;list-style-position:outside}details>summary:hover{color:var(--green)}details[open]>summary{margin-bottom:8px}.notice{border-left:3px solid var(--green);padding:8px 12px;background:var(--bg-raised);margin-bottom:16px}.notice.error{border-color:var(--red);color:var(--red)}