:root{color-scheme:light;--bg: #f6f7f9;--card: #fff;--line: #dfe3e8;--text: #1f2937;--muted: #6b7280;--accent: #1d4ed8;--accent-bg: #eff6ff;--warn-bg: #fff7ed;--warn: #c2410c;--danger: #b91c1c;--ok: #047857;--mine-bg: #f0f7ff}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Hiragino Sans,PingFang SC,Microsoft YaHei,Yu Gothic UI,Meiryo,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}h1{font-size:20px;margin:0}h2{font-size:16px;margin:0 0 10px}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;border-radius:6px;border:1px solid var(--line);background:#fff;padding:6px 12px;color:var(--text);white-space:nowrap}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button.danger{color:var(--danger);border-color:#fecaca}button:disabled{opacity:.5;cursor:default}button.link{border:none;background:none;padding:0;color:var(--accent)}button.icon{border:none;background:none;padding:2px 6px;font-size:16px;line-height:1;color:var(--muted)}button.icon:hover{background:#f3f4f6}input,select,textarea{font:inherit;padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--text);width:100%}textarea{resize:vertical}input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--accent)}input[type=checkbox]{width:auto}[hidden]{display:none!important}.topbar{display:flex;align-items:center;gap:14px;padding:10px 20px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;flex-wrap:wrap}.topbar .brand{font-weight:700;font-size:16px;color:var(--text)}.topbar nav{display:flex;gap:12px}.topbar nav a.active{font-weight:700;text-decoration:underline;text-underline-offset:4px}.topbar .me{color:var(--muted)}.topbar select.locale{width:auto;padding:3px 6px}.spacer{flex:1}.page{max-width:1600px;margin:0 auto;padding:16px 20px 40px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:14px}.muted{color:var(--muted)}.small{font-size:12px}.danger{color:var(--danger)}.center{text-align:center}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.empty{padding:16px 4px}.count{display:inline-block;min-width:20px;padding:0 6px;border-radius:999px;background:#e5e7eb;color:var(--text);font-size:12px;text-align:center;font-weight:400}.chip{display:inline-block;padding:1px 8px;border-radius:999px;background:#f3f4f6;color:var(--text);font-size:12px}.chip.danger{background:#fef2f2;color:var(--danger)}.chip.warn{background:var(--warn-bg);color:var(--warn)}.chip.muted{color:var(--muted)}.alert{padding:10px 14px;border-radius:8px;margin-bottom:12px;border:1px solid}.alert.error{background:#fef2f2;border-color:#fecaca;color:var(--danger)}.alert.small{padding:6px 10px;margin:6px 0}.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.toolbar .search{max-width:360px}label.check{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.board-card-title{display:flex;gap:8px;align-items:flex-start;font-weight:600;margin-bottom:4px}.board-card-title .title-text{flex:1;overflow-wrap:anywhere}.board-card-meta{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin:6px 0 4px}.unread{background:var(--danger);color:#fff;border-radius:999px;padding:0 7px;font-size:12px;font-weight:700}table.grid{width:100%;border-collapse:collapse;font-size:13px}table.grid th,table.grid td{border-bottom:1px solid var(--line);padding:7px 8px;white-space:nowrap;text-align:left}table.grid td.wrap{white-space:normal;overflow-wrap:anywhere;min-width:200px}table.grid th{background:#f3f4f6;font-weight:600}table.grid .num{text-align:right;font-variant-numeric:tabular-nums}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}.detail-head{padding-bottom:10px}.detail-title-row{display:flex;gap:12px;align-items:baseline;flex-wrap:wrap;margin-bottom:10px}.detail-title-row h1{overflow-wrap:anywhere}.back{white-space:nowrap}.detail-meta{display:flex;gap:18px;align-items:flex-end;flex-wrap:wrap}.meta,.stage-select{display:flex;flex-direction:column;gap:2px}.stage-select select{width:auto}.detail-actions{display:flex;gap:8px;flex-wrap:wrap}.memo{margin-top:10px;white-space:pre-wrap;background:#f9fafb;border-radius:6px;padding:8px 10px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:0}.tabs button{border:none;border-bottom:3px solid transparent;border-radius:0;background:none;padding:8px 14px}.tabs button.active{border-bottom-color:var(--accent);font-weight:700}.tab-body{border-top-left-radius:0;border-top-right-radius:0;border-top:none}.chat{display:flex;flex-direction:column;height:max(420px,calc(100dvh - 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200px)}@media(max-width:640px){.kanban-col{min-height:calc(100dvh - 240px)}}.upload-progress{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:13px;color:var(--muted)}.upload-progress .bar{flex:1;max-width:320px;height:6px;border-radius:999px;background:#e5e7eb;overflow:hidden}.upload-progress .bar>div{height:100%;background:var(--accent);transition:width .2s}