:root{--rsj-red: #b91c1c;--rsj-red-dark: #991b1b;--rsj-red-light: #fef2f2;--rsj-white: #ffffff;--rsj-slate: #1e293b;--rsj-slate-light: #64748b;--rsj-border: #e2e8f0;--rsj-bg: #f8fafc;--rsj-sidebar: #0f172a;--font-sans: "DM Sans", system-ui, sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--font-sans);background:var(--rsj-bg);color:var(--rsj-slate);line-height:1.5}#root{min-height:100vh}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}a{color:var(--rsj-red);text-decoration:none}a:hover{text-decoration:underline}.badge{display:inline-block;padding:.2rem .6rem;border-radius:9999px;font-size:.75rem;font-weight:600}.badge-draft{background:#e2e8f0;color:#475569}.badge-sent{background:#dbeafe;color:#1d4ed8}.badge-confirmed{background:#fef3c7;color:#b45309}.badge-accepted{background:#d1fae5;color:#047857}.badge-rejected{background:#fee2e2;color:#b91c1c}.badge-expired{background:#f1f5f9;color:#64748b}.badge-unpaid{background:#fee2e2;color:#b91c1c}.badge-partially_paid{background:#fef3c7;color:#b45309}.badge-paid{background:#d1fae5;color:#047857}.badge-overdue{background:#7f1d1d;color:#fef2f2}.badge-cancelled{background:#f1f5f9;color:#64748b}.badge-new{background:#dbeafe;color:#1d4ed8}.badge-read{background:#e2e8f0;color:#475569}.badge-replied{background:#d1fae5;color:#047857}.badge-closed{background:#f1f5f9;color:#64748b}