:root{--bg-1: #f6f1e8;--bg-2: #e8f2ef;--ink: #213033;--muted: #587073;--line: #b3c6c3;--card: rgba(255, 255, 255, .8);--accent: #0f8b8d;--accent-2: #f4a261;--ok: #2a9d55;--danger: #c5414d;--shadow: 0 10px 30px rgba(33, 48, 51, .12)}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans JP,sans-serif;color:var(--ink);background:radial-gradient(circle at 10% 10%,#fff7ec 0%,transparent 45%),radial-gradient(circle at 90% 90%,#d7ebe7 0%,transparent 45%),linear-gradient(145deg,var(--bg-1),var(--bg-2));min-height:100vh}.noise{position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:4px 4px}.topbar{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;padding:9px 14px;backdrop-filter:blur(10px);background:#ffffffa6;border-bottom:1px solid 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