:root{--blue: #003de8;--blue-deep: #0031bb;--blue-pale: #003de814;--grad: linear-gradient(100deg, #003de8, #0059e8 38%, #007ce8 66%, #00a6e8);--ring: #003de847;--bg: #f6f7f9;--panel: #ffffff;--fog: #eef0f3;--ink: #221f1f;--muted: #55585d;--faint: #8b8f95;--line: #221f1f1a;--line-strong: #221f1f2e;--red: #b3261e;--amber: #8a5a00;--amber-bg: #fff8ea;--chat-bg: #dcebf1;--chat-team: #8de35e;--chat-team-ink: #17350f;--chat-shadow: 0 1px 2px rgba(32, 72, 84, .14);--radius: 10px;--shadow: 0 1px 2px #14161c0a, 0 4px 14px #14161c0d;--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro JP", "SF Pro Text", "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", Meiryo, "Noto Sans JP", system-ui, sans-serif;--font-mono: ui-monospace, "SF Mono", Menlo, Consolas, 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