:root{--bg: #f5f6f8;--panel: #ffffff;--border: #d9dde3;--primary: #2563eb;--text: #1f2933;--muted: #6b7280;--warn: #b45309;--warn-bg: #fef3c7;--warn-ai: #1e40af;--warn-ai-bg: #eff6ff}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Hiragino Sans,Meiryo,sans-serif;background:var(--bg);color:var(--text)}.layout{min-height:100vh}.db-banner{background:#fee2e2;color:#991b1b;border-bottom:1px solid #fca5a5;padding:10px 24px;font-size:14px}.db-banner-note{margin-left:8px;color:#b91c1c;font-size:12px}.topbar{background:var(--panel);border-bottom:1px solid var(--border);padding:0 24px;display:flex;align-items:center;gap:32px;height:56px}.brand{font-size:18px;margin:0}.nav{display:flex;gap:8px}.nav-link{text-decoration:none;color:var(--muted);padding:6px 12px;border-radius:6px;font-size:14px}.nav-link.active{background:var(--primary);color:#fff}.content{padding:24px;max-width:1200px;margin:0 auto}.panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px;margin-bottom:20px}h2{margin-top:0}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit}button{background:var(--primary);color:#fff;border:none;border-radius:6px;padding:9px 16px;font-size:14px;cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:#e5e7eb;color:var(--text)}button.danger{background:#dc2626;color:#fff}button.danger:hover:not(:disabled){background:#b91c1c}.detail-header{display:flex;align-items:center;justify-content:space-between;gap:16px}.detail-header h2{margin:0}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);border-radius:10px;padding:24px;width:90%;max-width:420px;box-shadow:0 10px 40px #0003}.modal h3{margin:0 0 12px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{border:1px solid var(--border);padding:6px 8px;text-align:left;vertical-align:top}th{background:#f0f2f5}.row{display:flex;gap:16px;flex-wrap:wrap}.row>*{flex:1;min-width:180px}.muted{color:var(--muted);font-size:13px}.warn{background:var(--warn-bg);color:var(--warn);border:1px solid #fcd34d;border-radius:6px;padding:8px 12px;margin:6px 0;font-size:13px}.warn-ai{background:var(--warn-ai-bg);color:var(--warn-ai);border:1px dashed #93c5fd;border-radius:6px;padding:8px 12px;margin:6px 0;font-size:13px}.tag{display:inline-block;background:#e5e7eb;border-radius:4px;padding:1px 6px;margin-right:4px;font-size:12px}.status-badge{display:inline-block;font-size:13px;font-weight:600;padding:2px 10px;border-radius:4px;margin-left:10px;vertical-align:middle;background:#e5e7eb;color:#6b7280}.status-badge.confirmed{background:#dcfce7;color:#15803d}.status-badge.draft{background:#fef3c7;color:#b45309}.tag-select{cursor:pointer;-webkit-user-select:none;user-select:none;border:1px solid transparent;margin-bottom:4px}.tag-select:hover{border-color:#9ca3af}.tag-select.selected{background:var(--primary);color:#fff}a.link{color:var(--primary);text-decoration:none}.level-1{font-weight:600;background:#eef2ff}.btn-sm{padding:2px 8px;font-size:12px;border-radius:4px}.flag{color:#b91c1c;font-size:12px}.badge-model{display:inline-block;background:#dcfce7;color:#166534;border:1px solid #86efac;border-radius:4px;padding:0 6px;font-size:11px;margin-top:2px}.badge-model-inline{color:#166534;font-size:11px;font-weight:600}.progress-box{margin-top:16px;padding:12px;border:1px solid var(--border);border-radius:6px;background:#f8fafc}.progress-label{display:flex;align-items:center;gap:8px;font-size:14px;margin-bottom:8px}.progress-bar{position:relative;height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--primary);transition:width .2s ease}.progress-bar-indeterminate{position:absolute;height:100%;width:40%;background:var(--primary);border-radius:4px;animation:indeterminate 1.2s ease-in-out infinite}@keyframes indeterminate{0%{left:-40%}to{left:100%}}.spinner{display:inline-block;width:14px;height:14px;border:2px solid #c7d2fe;border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.drop-zone{border:2px dashed var(--border);border-radius:10px;padding:40px 24px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;background:#fafbfc;-webkit-user-select:none;user-select:none}.drop-zone:hover,.drop-zone--over{border-color:var(--primary);background:#eff6ff}.drop-zone--selected{border-style:solid;border-color:#16a34a;background:#f0fdf4}.drop-zone-badge{display:inline-block;background:#16a34a;color:#fff;font-size:12px;font-weight:600;border-radius:999px;padding:2px 10px;margin-right:8px;vertical-align:middle}.drop-zone-icon{font-size:40px;margin-bottom:10px}.drop-zone-main{font-size:16px;font-weight:600;color:var(--text);margin-bottom:6px;word-break:break-all}.drop-zone-sub{font-size:13px;color:var(--muted)}.login-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:40px 36px;width:100%;max-width:360px;box-shadow:0 4px 24px #00000014}.login-title{margin:0 0 28px;font-size:18px;text-align:center}.login-btn{width:100%;margin-top:18px;padding:10px;font-size:15px}.login-error{color:#dc2626;font-size:13px;margin:8px 0 0}.assistant-grid{display:grid;grid-template-columns:minmax(320px,2fr) minmax(0,3fr);gap:20px;align-items:start}@media(max-width:1000px){.assistant-grid{grid-template-columns:1fr}}.chat-panel{display:flex;flex-direction:column}.chat-header{display:flex;justify-content:space-between;align-items:center}.chat-header h2{margin:0}.chat-log{flex:1;min-height:240px;max-height:60vh;overflow-y:auto;margin:12px 0;padding:4px;display:flex;flex-direction:column;gap:10px}.chat-empty ul{padding-left:0;list-style:none}.chat-empty li{margin:6px 0}.chat-empty button{white-space:normal;text-align:left}.chat-msg{max-width:92%;border-radius:10px;padding:8px 12px;font-size:14px;white-space:pre-wrap;line-height:1.5}.chat-msg.user{align-self:flex-end;background:#dbeafe}.chat-msg.assistant{align-self:flex-start;background:#f0f2f5}.chat-role{font-size:11px;color:var(--muted);margin-bottom:2px}.chat-actions{display:flex;justify-content:space-between;align-items:center;margin-top:8px}.chat-usage{margin-top:8px}.draft-editor details summary{cursor:pointer;color:var(--muted);font-size:13px;margin-bottom:4px}.draft-table-header{display:flex;justify-content:space-between;align-items:baseline;margin-top:16px}.draft-table-header h3{margin:0}.draft-table input,.draft-table select{padding:4px 6px;font-size:13px}.draft-table input.num,.draft-table td.num-cell{text-align:right}.draft-table .sub-input{margin-top:4px;font-size:12px;color:var(--muted)}.draft-table tr.level-2 td.indent-2{padding-left:20px}.draft-table tr.level-4{background:#fafafa;font-size:12px}.draft-table tr.level-4 td.indent-4{padding-left:40px}.draft-table tr.has-children td.num-cell{font-weight:600}.draft-table td.basis{font-size:12px;min-width:160px}.draft-table td.basis .link{margin-right:6px}.draft-table .pred{margin-top:4px;font-size:12px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}.row-actions{display:flex;gap:4px}.draft-table-footer{margin-top:8px}.adjustments{margin-top:16px}.adjustments .totals{flex:2}