:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f8f9fa;--surface:#fff;--border:#dee2e6;--primary:#0d6efd;--primary-hover:#0b5ed7;--danger:#dc3545;--text:#212529;--muted:#6c757d;--header-h:52px;color:var(--text);font-family:system-ui,-apple-system,sans-serif;font-size:14px}body{background:var(--bg)}.app-header{z-index:100;height:var(--header-h);background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;padding:0 20px;display:flex;position:sticky;top:0}.app-title{font-size:16px;font-weight:700}.app-header nav{gap:8px;display:flex}.app-main{max-width:1400px;margin:0 auto;padding:24px 20px}button{cursor:pointer;border:none;border-radius:6px;padding:6px 14px;font-size:13px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-primary:disabled{opacity:.6;cursor:default}.btn-secondary{background:var(--bg);border:1px solid var(--border);color:var(--text)}.btn-secondary:hover{background:#e9ecef}.btn-danger{background:var(--danger);color:#fff}.link-btn{color:var(--primary);background:0 0;padding:4px 8px}.link-btn:hover{text-decoration:underline}.login-page{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:20px;width:100%;max-width:360px;padding:40px;display:flex}.login-card h1{text-align:center;font-size:22px}.login-card form{flex-direction:column;gap:12px;display:flex}.login-card input{border:1px solid var(--border);border-radius:6px;width:100%;padding:10px 12px;font-size:14px}.login-card button{padding:10px}.error{color:var(--danger);font-size:13px}.loading{text-align:center;color:var(--muted);padding:40px}.page-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.page-header h2{font-size:20px}.receipt-list{flex-direction:column;gap:8px;display:flex}.receipt-card{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:8px;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;transition:border-color .15s;display:flex}.receipt-card:hover{border-color:var(--primary)}.receipt-card .name{font-weight:500}.receipt-card .meta{color:var(--muted);font-size:12px}.empty{color:var(--muted);text-align:center;padding:40px}.receipt-editor{flex-direction:column;gap:20px;display:flex}.editor-top{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.editor-top label{font-weight:500}.editor-top input[type=text]{border:1px solid var(--border);border-radius:6px;min-width:220px;padding:7px 10px;font-size:14px}.user-chips{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.user-chip{background:#e7f1ff;border:1px solid #b6d4fe;border-radius:20px;align-items:center;gap:4px;padding:3px 10px;font-size:13px;display:inline-flex}.user-chip button{color:var(--muted);background:0 0;padding:0 2px;font-size:14px}.add-user{gap:6px;display:flex}.add-user input{border:1px solid var(--border);border-radius:6px;width:120px;padding:5px 8px;font-size:13px}.table-wrap{border:1px solid var(--border);border-radius:8px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}thead{background:#f1f3f5}th,td{border-bottom:1px solid var(--border);white-space:nowrap;text-align:left;padding:7px 10px}th{font-weight:600}tr:last-child td{border-bottom:none}tr.invalid-row{background:#fff5f5}tr.invalid-row td:first-child{border-left:3px solid var(--danger)}.split-cell{flex-direction:column;align-items:flex-end;gap:2px;display:flex}.split-input-row{align-items:center;gap:3px;display:flex}.split-cell input[type=number]{text-align:right;border:1px solid var(--border);border-radius:4px;width:54px;padding:3px 6px}.split-cell input[type=number]:disabled{color:var(--muted);border-color:var(--border);background:#f1f3f5}.split-cell .amount{color:var(--muted);font-size:11px}.lock-btn{color:var(--muted);background:0 0;padding:0 2px;font-size:13px;line-height:1}.lock-btn.locked{color:var(--primary)}.totals-bar{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-wrap:wrap;align-items:flex-start;gap:24px;padding:16px;display:flex}.totals-bar .total-col{flex-direction:column;gap:4px;display:flex}.totals-bar .total-label{text-transform:uppercase;color:var(--muted);font-size:11px}.totals-bar .total-value{font-size:16px;font-weight:600}.totals-bar .total-sub{color:var(--muted);font-size:12px}.action-bar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.fx-note{color:var(--muted);font-size:12px}.settings-section{background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:20px;padding:20px}.settings-section h3{margin-bottom:16px}.form-row{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.form-row label{font-size:13px;font-weight:500}.form-row input{border:1px solid var(--border);border-radius:6px;max-width:360px;padding:8px 10px;font-size:14px}.year-group{margin-bottom:28px}.year-group h3{margin-bottom:10px;font-size:16px}.month-group{margin-bottom:16px}.month-group h4{color:var(--muted);margin-bottom:8px;font-size:14px}