:root{color:#10242c;background:#eaf6f8;font-family:Segoe UI,Yu Gothic UI,Meiryo,sans-serif;font-size:15px;font-synthesis:none;line-height:1.5;text-rendering:optimizeLegibility;--app-bg: #eaf6f8;--sidebar-top: #2b9faa;--sidebar-bottom: #54bfb7;--sidebar-active: #1e8790;--teal: #2299a5;--teal-dark: #177d88;--teal-soft: #dff1f4;--border: #c9dce0;--panel: #ffffff;--panel-soft: #f7fcfd;--text: #10242c;--muted: #61717a;--danger: #e5333e;--warning-bg: #fff0cf;--success-bg: #dff3e9}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,select{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:214px minmax(0,1fr)}.sidebar{background:linear-gradient(180deg,var(--sidebar-top) 0%,var(--sidebar-bottom) 100%);color:#f7feff;padding:18px 0}.brand{display:grid;gap:2px;padding:2px 14px 22px;border-bottom:1px solid rgb(255 255 255 / 18%)}.brand__name{font-size:19px;font-weight:700}.brand__sub{color:#dcf6f6;font-size:12px}.nav{display:grid;gap:0;margin-top:12px}.nav__item{border-left:4px solid transparent;color:#f4ffff;font-weight:700;padding:11px 14px 11px 24px;text-decoration:none}.nav__item[aria-current=page],.nav__item:hover{background:var(--sidebar-active);border-left-color:#fff}.main{min-width:0;display:grid;grid-template-rows:auto 1fr}.topbar{align-items:center;background:var(--teal);border-bottom:1px solid #16818b;color:#fff;display:flex;gap:16px;justify-content:space-between;min-height:58px;padding:10px 24px}.topbar__title{font-size:20px;font-weight:700}.topbar__meta{align-items:center;color:#edffff;display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}.topbar__company-select{background:#f7feff;border:1px solid rgb(255 255 255 / 54%);border-radius:6px;color:#0f4f57;font-weight:700;max-width:260px;min-height:34px;min-width:180px;padding:5px 10px}.topbar__company-select:disabled{color:#61717a;opacity:.78}.content{background:var(--app-bg);min-width:0;padding:24px}.muted{color:var(--muted);font-size:13px;margin-top:2px}.notice{background:#e2f3f1;border:1px solid #b7d8d7;border-radius:6px;color:#155d63;margin-bottom:16px;padding:10px 12px}.toolbar{align-items:center;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-bottom:18px}.toolbar h1{color:#10242c;font-size:24px;margin:0}.toolbar-title-row{align-items:center;display:flex;flex-wrap:wrap;gap:12px}.segmented-tabs{background:#fff;border:1px solid #86c5c9;border-radius:6px;display:inline-flex;overflow:hidden}.segmented-tab{background:#fff;border:0;border-right:1px solid #86c5c9;color:#146f79;cursor:pointer;font-weight:700;min-height:32px;padding:5px 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#1147500a;min-width:0}.panel__header{align-items:center;background:#fbfeff;border-bottom:1px solid #d7e6e8;display:flex;justify-content:space-between;min-height:46px;padding:10px 14px}.panel__title{color:#123944;font-size:15px;font-weight:700}.panel__body{padding:14px}.stack-lg{display:grid;gap:16px}.form-grid{display:grid;gap:12px;grid-template-columns:repeat(4,minmax(160px,1fr))}.form-grid--single{grid-template-columns:1fr;margin-bottom:16px}.grid-form{display:grid;gap:12px;grid-template-columns:repeat(4,minmax(160px,1fr))}.form-actions--span{grid-column:1 / -1}.prediction-box{align-self:end;background:#e7f6f4;border:1px solid #b9dada;border-radius:6px;color:#164e54;display:grid;gap:3px;min-height:56px;padding:8px 10px}.prediction-box strong{font-size:12px}.prediction-box span{font-size:13px}.bank-account-filter{min-width:260px}.month-filter{min-width:170px}.compact-filter{min-width:150px}.field{color:#526d74;display:grid;font-size:12px;gap:5px}.input,.textarea{background:#fff;border:1px solid #b8d2d6;border-radius:5px;color:var(--text);min-height:36px;padding:7px 9px;width:100%}.input:focus,.textarea:focus{border-color:var(--teal);box-shadow:0 0 0 2px #2299a524;outline:0}.textarea{font-family:Consolas,Yu Gothic UI,monospace;min-height:110px;resize:vertical}.textarea--csv{margin-top:10px}.form-actions{align-items:end;display:flex;gap:8px}.notice--inline{margin:10px 0}.csv-import-controls{align-items:end;display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(130px,1fr))}.csv-import-controls 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td{max-width:280px;overflow:hidden;text-overflow:ellipsis}.table th{background:#e1f0f3;color:#0e6874;font-size:12px;font-weight:700}.table--compact th,.table--compact td{padding:7px 8px}.amount{font-variant-numeric:tabular-nums;text-align:right}.amount-strong{font-weight:700}.row-selected td{background:#eaf7f6}.link-button{background:transparent;border:0;color:#087d8b;cursor:pointer;font:inherit;font-weight:700;padding:0;text-align:left;text-decoration:underline;text-underline-offset:3px}.link-button:hover{color:#075d68}.ledger-table td{vertical-align:top}.badge{border-radius:999px;display:inline-flex;font-size:12px;font-weight:700;padding:3px 8px}.badge--ok{background:var(--success-bg);color:#17623e}.badge--warn{background:var(--warning-bg);color:#7a5500}.badge--error{background:#f8d8d4;color:#a1222d}.stack{display:grid;gap:10px}.key-value{display:grid;gap:4px;grid-template-columns:120px minmax(0,1fr)}.key-value dt{color:#63716d}.key-value 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