:root{--bg:#111214;--panel:#1a1c1f;--panel2:#22252a;--text:#f3f0ec;--muted:#aaa49d;--copper:#c97b47;--copper2:#e0a06f;--border:#33363b;--green:#6ed49a;--red:#ef8b83;--blue:#8bb7e8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.45}a{color:var(--copper2);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:1120px;margin:0 auto;padding:18px}.topbar{position:sticky;top:0;z-index:5;background:rgba(17,18,20,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(10px)}.topbar-inner{max-width:1120px;margin:0 auto;padding:10px 18px;display:flex;align-items:center;gap:14px}.brand{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--text)}.brand img{width:34px;height:34px}.nav{display:flex;gap:12px;flex-wrap:wrap;margin-left:auto}.nav a{color:var(--muted);font-size:.94rem}.nav a:hover{color:var(--text)}h1{font-size:1.8rem;margin:.4rem 0 1rem}h2{font-size:1.15rem;margin:0 0 .8rem}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:16px}.metric .value{font-size:1.65rem;font-weight:800;margin-top:4px}.positive{color:var(--green)}.negative{color:var(--red)}.copper{color:var(--copper2)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}.btn,button{appearance:none;border:1px solid var(--copper);background:var(--copper);color:#15100c;border-radius:10px;padding:10px 14px;font-weight:750;cursor:pointer;font:inherit}.btn.secondary,button.secondary{background:transparent;color:var(--text);border-color:var(--border)}.btn.danger,button.danger{background:transparent;color:var(--red);border-color:#70423f}.btn:hover,button:hover{filter:brightness(1.08);text-decoration:none}form.stack{display:grid;gap:12px;max-width:720px}.field{display:grid;gap:6px}.field label{font-weight:650}.field input,.field select,.field textarea{width:100%;background:#121416;color:var(--text);border:1px solid var(--border);border-radius:9px;padding:11px 12px;font:inherit}.field textarea{min-height:90px;resize:vertical}.error{background:#3a2020;border:1px solid #794542;color:#ffd7d3;padding:10px 12px;border-radius:10px;margin-bottom:12px}.notice{background:#202a24;border:1px solid #3d684d;color:#c9f3d7;padding:10px 12px;border-radius:10px}.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}table{width:100%;border-collapse:collapse;min-width:700px}th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--border);vertical-align:top}th{font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);background:#17191c}tr:last-child td{border-bottom:0}.tag{display:inline-block;padding:3px 8px;border-radius:999px;background:var(--panel2);font-size:.78rem}.tag.income{color:var(--green)}.tag.expense,.tag.refund{color:var(--red)}.tag.pay{color:var(--blue)}.details{display:grid;grid-template-columns:170px 1fr;gap:8px 14px}.details dt{color:var(--muted)}.details dd{margin:0}.receipt-list{display:grid;gap:8px}.receipt{display:flex;justify-content:space-between;gap:12px;padding:10px 12px;background:var(--panel2);border-radius:9px}.section{margin-top:18px}.floating-add{display:none}.login{max-width:430px;margin:9vh auto}.login .mark{width:72px;height:72px;margin-bottom:8px}.empty{padding:24px;text-align:center;color:var(--muted)}@media(max-width:820px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{gap:9px}.nav a{font-size:.86rem}.details{grid-template-columns:1fr}.details dt{margin-top:8px}.floating-add{display:block;position:fixed;right:18px;bottom:22px;z-index:10;border-radius:999px;padding:13px 18px;box-shadow:0 6px 24px rgba(0,0,0,.35)}}@media(max-width:520px){.shell{padding:14px}.topbar-inner{padding:9px 14px}.brand span{display:none}.grid{grid-template-columns:1fr 1fr}.metric .value{font-size:1.35rem}.nav a:nth-last-child(-n+2){display:none}h1{font-size:1.5rem}.card{padding:14px}}