:root{--bg:#f6f5f2;--surface:#fff;--text:#1e2126;--text-muted:#5c636e;--border:#e2e0da;--accent:#b3261e;--link:#1a56a8;--badge-bg:#eef0f3;--high:#b3261e;--high-bg:#fbeae9;--medium:#9a6200;--medium-bg:#fdf3e0;--low:#3d6b35;--low-bg:#ecf3ea}@media (prefers-color-scheme:dark){:root{--bg:#17181b;--surface:#1f2126;--text:#e8e8e6;--text-muted:#a2a7b0;--border:#33363d;--accent:#e57373;--link:#7fb0ec;--badge-bg:#2a2d33;--high:#ef8a84;--high-bg:#3a2422;--medium:#e0b35c;--medium-bg:#362d1c;--low:#96c48b;--low-bg:#22301f}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Hiragino Sans,Noto Sans JP,Yu Gothic UI,Meiryo,system-ui,sans-serif;line-height:1.7}main{max-width:860px;margin:0 auto;padding:2.5rem 1.25rem 4rem}a{color:var(--link)}.site-header h1{letter-spacing:.02em;margin:0 0 .75rem;font-size:1.9rem}.site-header .lead{color:var(--text-muted);margin:0 0 .5rem}.disclaimer{color:var(--text-muted);border-left:3px solid var(--accent);margin:1rem 0 0;padding-left:.75rem;font-size:.82rem}.filter-bar{background:var(--surface);border:1px solid var(--border);border-radius:10px;flex-direction:column;gap:.6rem;margin-top:1.75rem;padding:.7rem 1rem;display:flex}.filter-row{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.filter-label{color:var(--text-muted);font-size:.9rem}.segmented{border:1px solid var(--border);border-radius:999px;display:inline-flex;overflow:hidden}.segment{appearance:none;color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:.3rem .9rem;font-family:inherit;font-size:.85rem}.segment+.segment{border-left:1px solid var(--border)}.segment:hover{color:var(--text)}.segment.active{background:var(--accent);color:#fff;font-weight:600}.filter-toggle{cursor:pointer;align-items:center;gap:.55rem;font-size:.9rem;display:flex}.filter-toggle input{cursor:pointer;width:1.05rem;height:1.05rem;accent-color:var(--accent);flex-shrink:0}.filter-count{color:var(--text-muted);background:var(--badge-bg);border-radius:999px;margin-left:.5rem;padding:.05rem .55rem;font-size:.78rem}.year-section{margin-top:3rem}.year-section h2{border-bottom:2px solid var(--border);flex-wrap:wrap;align-items:baseline;gap:.75rem;padding-bottom:.5rem;font-size:1.35rem;display:flex}.year-stats{color:var(--text-muted);font-size:.8rem;font-weight:400}.card-list{flex-direction:column;gap:1.1rem;margin-top:1.25rem;display:flex}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1.1rem 1.3rem}.card-meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:.5rem;font-size:.8rem;display:flex}.badge{background:var(--badge-bg);color:var(--text-muted);border-radius:999px;padding:.1rem .6rem;font-size:.72rem;display:inline-block}.badge.branch{border:1px solid var(--border);background:0 0;font-weight:600}.badge.severity-high{background:var(--high-bg);color:var(--high);font-weight:600}.badge.severity-medium{background:var(--medium-bg);color:var(--medium);font-weight:600}.badge.severity-low{background:var(--low-bg);color:var(--low)}.card-title{margin:.5rem 0;font-size:1.05rem;line-height:1.5}.card-title a{color:var(--text);text-decoration:none}.card-title a:hover{color:var(--link);text-decoration:underline}.card-summary{margin:.4rem 0;font-size:.92rem}.key-points{color:var(--text-muted);margin:.5rem 0 .25rem;padding-left:1.3rem;font-size:.85rem}.key-points li{margin:.15rem 0}.card-footer{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;margin-top:.7rem;font-size:.78rem;display:flex}.ai-note{color:var(--text-muted)}.source-link{text-decoration:none}.source-link:hover{text-decoration:underline}.empty{color:var(--text-muted);background:var(--surface);border:1px dashed var(--border);border-radius:10px;padding:1rem 1.25rem}.site-footer{border-top:1px solid var(--border);color:var(--text-muted);margin-top:3.5rem;padding-top:1.25rem;font-size:.8rem}.site-footer p{margin:.25rem 0}