:root{--navy:#18324a;--blue:#1769aa;--green:#137a4b;--red:#b42318;--amber:#9a6700;--bg:#f3f6f8;--line:#d9e1e7;--text:#1b2733;--muted:#647482;--white:#fff;--radius:12px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;line-height:1.55}a{color:var(--blue)}.site-header{height:64px;padding:0 max(20px,calc((100% - 1240px)/2));background:var(--navy);display:flex;align-items:center;justify-content:space-between;color:#fff}.brand{color:#fff;text-decoration:none;font-size:1.15rem;font-weight:700}.site-header nav{display:flex;gap:18px;align-items:center}.site-header nav a{color:#fff;text-decoration:none;font-size:.92rem}.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:1.5rem}.container{max-width:1240px;margin:0 auto;padding:28px 20px;min-height:calc(100vh - 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form{margin:0}.link-btn{border:0;padding:0;background:none;color:var(--blue);text-decoration:underline;cursor:pointer;font:inherit}.danger-text{color:var(--red)}details{margin-top:14px}summary{cursor:pointer;font-weight:600}pre{max-width:480px;overflow:auto;white-space:pre-wrap;font-size:.75rem;background:#f5f7f8;padding:10px;border-radius:6px}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;white-space:normal;overflow-wrap:anywhere}.setup{padding:20px}@media(max-width:800px){.container{padding:18px 12px}.site-header{padding:0 15px}.nav-toggle{display:block}.site-header nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--navy);padding:16px;z-index:10;flex-direction:column;align-items:stretch}.site-header nav.open{display:flex}.dashboard-grid,.form-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr}.page-head,.section-head{align-items:flex-start}.punch-btn{min-height:100px}.filter-bar,.closure-box form,.inline-form{align-items:stretch;flex-direction:column}.filter-bar>* ,.closure-box form>* ,.inline-form>*{width:100%}h1{font-size:1.45rem}.card{padding:16px}}