:root{--primary:#2563eb;--primary-dark:#1d4ed8;--bg-base:#f8fafc;--card-bg:#fff;--border:#e2e8f0;--text-main:#0f172a;--text-muted:#64748b;--success:#16a34a;--danger:#dc2626;--accent:#f59e0b}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}body{background-color:var(--bg-base);color:var(--text-main);padding:24px 16px;line-height:1.5}.container{max-width:1000px;margin:0 auto}.nav-bar{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.top-bar{justify-content:flex-end;margin-bottom:16px;display:flex}header{text-align:center;margin-bottom:24px}header h1{color:var(--text-main);margin-bottom:8px;font-size:1.8rem}header p{color:var(--text-muted);font-size:.95rem}.grid-layout{flex-direction:column;gap:20px;display:flex}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:20px;box-shadow:0 1px 3px #0000000d}.card-title{color:var(--text-main);border-bottom:2px solid #f1f5f9;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:8px;font-size:1.1rem;font-weight:600;display:flex}.account-tags{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.tag{color:var(--primary);background:#eff6ff;border:1px solid #bfdbfe;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:.9rem;display:inline-flex}.tag.member{color:#b45309;background:#fef3c7;border-color:#fde68a}.tag .remove-btn{cursor:pointer;color:#93c5fd;background:0 0;border:none;font-size:1.1rem;font-weight:700;line-height:1}.tag.member .remove-btn{color:#d97706}.tag .remove-btn:hover{color:var(--danger)}.input-group{gap:8px;display:flex}input,select{border:1px solid var(--border);border-radius:6px;outline:none;padding:8px 12px;font-size:.95rem}input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 2px #2563eb33}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:8px 16px;font-weight:500;transition:background .2s}.btn:hover{background:var(--primary-dark)}.btn-outline{border:1px solid var(--border);color:var(--text-main);background:0 0}.btn-outline:hover{background:#f1f5f9}.btn-danger{background:var(--danger)}.btn-danger:hover{background:#b91c1c}.btn-success{background:var(--success)}.btn-success:hover{background:#15803d}.action-bar{justify-content:flex-end;width:100%;margin-bottom:20px;display:flex}.form-row{grid-template-columns:1fr 1fr 1fr auto;align-items:center;gap:12px;display:grid}@media (width<=640px){.form-row{grid-template-columns:1fr}}table{border-collapse:collapse;width:100%;margin-top:12px;font-size:.95rem}.table-scroll{overflow-x:auto}th,td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:10px 12px}th{color:var(--text-muted);background:#f8fafc;font-weight:600}.amount{font-family:monospace;font-size:1rem}.amount-pos{color:var(--success);font-weight:700}.amount-neg{color:var(--danger);font-weight:700}.amount-zero{color:var(--text-muted)}.result-box{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:8px;margin-top:12px;padding:16px}.settlement-item{background:#fff;border:1px solid #dcfce7;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:8px;padding:12px;display:flex}.settlement-item:last-child{margin-bottom:0}.arrow{color:var(--text-muted);font-weight:700}.badge{border-radius:12px;padding:2px 8px;font-size:.8rem;font-weight:400}.empty-state{text-align:center;color:var(--text-muted);padding:20px 0}.hamburger{border:1px solid var(--border);background:var(--card-bg);cursor:pointer;border-radius:8px;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;padding:0;display:inline-flex}.hamburger span{background:var(--text-main);border-radius:2px;width:20px;height:2px;margin:0 auto;display:block}.drawer-overlay{opacity:0;visibility:hidden;z-index:40;background:#0f172a73;transition:opacity .25s;position:fixed;inset:0}.drawer-overlay.open{opacity:1;visibility:visible}.drawer{background:var(--card-bg);z-index:50;flex-direction:column;gap:6px;width:280px;max-width:80vw;height:100%;padding:20px 16px;transition:transform .25s;display:flex;position:fixed;top:0;left:0;transform:translate(-100%);box-shadow:2px 0 12px #0000001f}.drawer.open{transform:translate(0)}.drawer-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:8px;padding-bottom:12px;font-size:1.05rem;font-weight:700;display:flex}.drawer-close{cursor:pointer;color:var(--text-muted);background:0 0;border:none;font-size:1.4rem;line-height:1}.drawer-item{cursor:pointer;color:var(--text-main);border:1px solid #0000;border-radius:8px;align-items:center;gap:10px;padding:12px 14px;font-size:.98rem;display:flex}.drawer-item:hover{background:#f1f5f9}.drawer-item.active{color:var(--primary);background:#eff6ff;border-color:#bfdbfe;font-weight:600}.drawer-item .ico{font-size:1.1rem}.view{display:none}.view.active{display:block}.checkbox-grid{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.checkbox-chip{border:1px solid var(--border);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:.9rem;display:inline-flex}.checkbox-chip input{cursor:pointer;margin:0}.checkbox-chip.checked{color:var(--primary);background:#eff6ff;border-color:#bfdbfe}.field-label{color:var(--text-muted);margin-bottom:4px;font-size:.8rem;font-weight:600;display:block}.entry-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=640px){.entry-grid{grid-template-columns:1fr}}.field{margin-bottom:4px}.manual-inputs{flex-wrap:wrap;gap:10px;margin-top:8px;display:flex}.manual-inputs .m-item{flex-direction:column;gap:2px;display:flex}.manual-inputs .m-item span{color:var(--text-muted);font-size:.78rem}.manual-inputs .m-item input{width:110px}.preview-box{background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px;margin-top:12px;padding:12px 14px;font-size:.9rem}.preview-box .pv-title{color:#0369a1;margin-bottom:6px;font-weight:600}.preview-box .pv-list{flex-wrap:wrap;gap:8px;display:flex}.preview-box .pv-list span{background:#fff;border:1px solid #bae6fd;border-radius:6px;padding:3px 8px;font-family:monospace}.divider{border:none;border-top:1px dashed var(--border);margin:16px 0}