.paper-area{--bg:#f4f2ee;--panel:#fbfaf8;--panel-2:#efece7;--line:#e6e3dd;--text:#1c1b19;--muted:#6e6a63;--accent:#2f5d4f;--accent-dim:#e7ede9;--warn:#8a5a16;--danger:#8a2f2f;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;min-height:100vh;font-family:var(--font-instrument-sans), Helvetica, Arial, sans-serif;flex-direction:column;display:flex}.paper-area h1,.paper-area h2,.paper-area .k-title,.paper-area .wordmark{font-family:var(--font-instrument-serif), Georgia, serif;font-weight:400}.paper-area .mono,.paper-area .k-num,.paper-area .k-money,.paper-area .inv-num,.paper-area .inv-totals,.paper-area time,.paper-area [data-mono]{font-family:var(--font-plex-mono), ui-monospace, SFMono-Regular, Menlo, monospace;font-variant-numeric:tabular-nums}.paper-area .panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:0 1px 2px #1c1b190a,0 6px 18px #1c1b190d}.paper-area .btn{border:1px solid var(--line);background:var(--panel);border-radius:7px}.paper-area .btn:hover:not(:disabled){border-color:var(--accent)}.paper-area .btn-primary{background:var(--accent);border-color:var(--accent);color:#fbfaf8}.paper-area .field{border:1px solid var(--line);background:#fff;border-radius:7px}.paper-area .field:focus{border-color:var(--accent)}.paper-area .field::placeholder{color:#a5a099}.paper-area .badge{background:var(--panel-2);border-color:var(--line);color:var(--muted)}.paper-area .badge-accent{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}.paper-area .badge-warn{color:#8a5a16;background:#fbf3e4;border-color:#e8d6b4}.paper-area .k-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px;box-shadow:0 1px 2px #1c1b190a,0 6px 18px #1c1b190d}.paper-area .k-btn{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:7px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-size:14px;font-weight:600;display:inline-flex}.paper-area .k-btn.primary{background:var(--accent);border-color:var(--accent);color:#fbfaf8}.paper-area .k-btn:disabled{opacity:.6;cursor:not-allowed}