:root{--1c-bg: #e8e4d8;--1c-form: #ffffd9;--1c-titlebar: #ffd966;--1c-border: #a0a0a0;--1c-border-dark: #6b6b6b;--1c-selected: #cce8ff;--1c-text: #000;--1c-btn: #ece9d8;--1c-warn: #fff3cd;--1c-shadow: inset -1px -1px 0 #fff, inset 1px 1px 0 #808080}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{font-family:Tahoma,"MS Sans Serif",Arial,sans-serif;font-size:12px;color:var(--1c-text);background:var(--1c-bg);background-image:linear-gradient(90deg,rgba(0,0,0,.03) 1px,transparent 1px),linear-gradient(rgba(0,0,0,.03) 1px,transparent 1px);background-size:8px 8px}button,input{font-family:inherit;font-size:12px}.onec-app{min-height:100vh;display:flex;flex-direction:column}.onec-menubar{display:flex;gap:2px;padding:4px 6px;background:linear-gradient(#f7f4ea,#e8e4d8);border-bottom:1px solid var(--1c-border)}.onec-menubar button{background:transparent;border:1px solid transparent;padding:3px 10px;cursor:pointer}.onec-menubar button.active,.onec-menubar button:hover{border:1px solid var(--1c-border);background:var(--1c-btn)}.onec-flow{display:flex;flex-direction:column;gap:10px;padding:12px;max-width:720px;width:100%;margin:0 auto}.onec-form{background:var(--1c-form);border:1px solid var(--1c-border-dark);box-shadow:1px 1px #fff}.onec-form-title{background:linear-gradient(#ffe999,var(--1c-titlebar));border-bottom:1px solid var(--1c-border);padding:5px 10px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:8px}.title-check{display:inline-flex;align-items:center;gap:4px;font-weight:400;cursor:pointer}.onec-form-body{padding:10px 12px 14px}.onec-note{margin:0 0 10px;color:#444;line-height:1.4}.onec-note.warn{background:var(--1c-warn);border:1px solid #e0c36c;padding:6px 8px}.onec-calc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:8px}.onec-calc-grid.two{grid-template-columns:1fr 1fr}@media(max-width:640px){.onec-calc-grid,.onec-calc-grid.two{grid-template-columns:1fr}}.onec-field{display:flex;flex-direction:column;gap:3px}.onec-field label{color:#333}.onec-field input{border:1px solid var(--1c-border-dark);background:#fff;padding:5px 8px;box-shadow:inset 1px 1px #d0d0d0}.onec-btn{background:var(--1c-btn);border:1px solid var(--1c-border-dark);box-shadow:var(--1c-shadow);padding:3px 10px;cursor:pointer;white-space:nowrap}.onec-btn:hover{background:#f5f2e8}.kind-tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.kind-tabs button{border:1px solid var(--1c-border-dark);background:var(--1c-btn);padding:6px 16px;cursor:pointer;min-width:90px}.kind-tabs button.active{background:var(--1c-titlebar);font-weight:700;outline:1px solid #b8860b}.amount-box{border:1px solid var(--1c-border-dark);background:#fff;padding:8px 10px;margin-bottom:8px}.amount-box:last-child{margin-bottom:0}.amount-box-label{color:#333;margin-bottom:4px}.amount-box-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.amount-box-value{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}.amount-box-note{margin-top:4px;color:#666}.onec-money-row{display:flex;justify-content:space-between;gap:10px;padding:3px 0;border-bottom:1px dotted #c9c5b5}.onec-money-row.total{font-weight:700;border-bottom:1px solid var(--1c-border-dark)}.onec-subtitle{margin:14px 0 6px;font-size:12px;font-weight:700;border-bottom:1px solid var(--1c-border);padding-bottom:3px}.onec-callout{border:1px solid var(--1c-border-dark);background:#fffdf0;padding:8px 10px;margin-bottom:10px}.onec-callout-title{font-weight:700;margin-bottom:4px}.checklist{display:flex;flex-direction:column;gap:4px;margin-bottom:8px}.check-row{display:flex;gap:6px;align-items:flex-start;padding:4px;border:1px solid transparent;cursor:pointer}.check-row:hover{background:var(--1c-selected);border-color:#7eb6e8}.check-row input{margin-top:1px}.hint-inline{color:#666;font-weight:400}.elba-grid{display:flex;flex-direction:column;gap:0}.onec-list{margin:0;padding-left:18px;color:#333;line-height:1.45}.onec-list li{margin-bottom:4px}