:root{--bg: #f6f7f9;--panel: #ffffff;--border: #e3e6ea;--text: #1c2430;--muted: #6b7785;--primary: #2563eb;--green: #16a34a;--red: #dc2626;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.center{display:flex;min-height:100vh;align-items:center;justify-content:center}.topbar{display:flex;align-items:center;gap:24px;padding:10px 20px;background:var(--panel);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.brand{font-weight:700;font-size:16px}.topbar nav{display:flex;gap:16px;margin-left:8px;flex:1}.container{max-width:1100px;margin:0 auto;padding:24px 20px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.row{display:flex;gap:12px;align-items:center}.spread{justify-content:space-between}h1{font-size:22px;margin:0 0 16px}h2{font-size:18px;margin:0 0 12px}.muted{color:var(--muted)}input[type=text],input[type=search],select{padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;min-width:220px}button{padding:8px 14px;border:1px solid var(--border);border-radius:8px;background:var(--panel);font-size:14px;cursor:pointer}button.primary{background:var(--primary);color:#fff;border-color:var(--primary)}button:hover{filter:brightness(.98)}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}tr:hover td{background:#fafbfc}.num{text-align:right;font-variant-numeric:tabular-nums}.tag{padding:2px 8px;border-radius:999px;font-size:12px;background:#eef2f7}.tag.income{background:#e7f6ec;color:var(--green)}.tag.expense{background:#fdeaea;color:var(--red)}.empty{padding:40px;text-align:center;color:var(--muted)}.empty.error{color:var(--red)}.unread{font-weight:600}.qr-box{display:flex;flex-direction:column;align-items:center;gap:12px;padding:8px}.error-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:36px 20px;text-align:center;background:#fef2f2;border:1px solid #fee2e2;border-radius:12px;margin:8px 0}.error-icon{font-size:32px;line-height:1}.error-content{max-width:480px}.error-title{margin:0 0 6px;font-size:16px;font-weight:600;color:#991b1b}.error-message{margin:0;font-size:14px;color:#7f1d1d;line-height:1.4}.error-retry-btn{margin-top:6px}.alert-error{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;color:#991b1b;font-size:14px}button.small{padding:4px 8px;font-size:12px}