:root{color-scheme:light dark;--bg: #f6f8fb;--bg-elevated: #ffffff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--accent: #0284c7;--accent-soft: #e0f2fe;--card-shadow: 0 1px 2px rgb(15 23 42 / 6%), 0 8px 24px rgb(15 23 42 / 4%);--radius: 14px;--font: "IBM Plex Sans", "Noto Sans SC", "Segoe UI", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace}html[data-theme=light]{color-scheme:light;--bg: #f6f8fb;--bg-elevated: #ffffff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--accent: #0284c7;--accent-soft: #e0f2fe;--card-shadow: 0 1px 2px rgb(15 23 42 / 6%), 0 8px 24px rgb(15 23 42 / 4%)}html[data-theme=dark]{color-scheme:dark;--bg: #0b1220;--bg-elevated: #121a2b;--text: #e2e8f0;--muted: #94a3b8;--border: #243044;--accent: #38bdf8;--accent-soft: #0c4a6e;--card-shadow: 0 1px 2px rgb(0 0 0 / 35%), 0 10px 28px rgb(0 0 0 / 28%)}@media(prefers-color-scheme:dark){html:not([data-theme]){color-scheme:dark;--bg: #0b1220;--bg-elevated: #121a2b;--text: #e2e8f0;--muted: #94a3b8;--border: #243044;--accent: #38bdf8;--accent-soft: #0c4a6e;--card-shadow: 0 1px 2px rgb(0 0 0 / 35%), 0 10px 28px rgb(0 0 0 / 28%)}}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:var(--font);background:radial-gradient(1200px 500px at 10% -10%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 60%),radial-gradient(900px 400px at 90% 0%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 55%),var(--bg);color:var(--text);line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%}.container{width:min(1080px,calc(100% - 2rem));margin-inline:auto}.site-header{position:sticky;top:0;z-index:20;backdrop-filter:blur(12px);background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 0;flex-wrap:wrap}.brand{display:flex;flex-direction:column;gap:.1rem;color:inherit;text-decoration:none}.brand:hover{text-decoration:none}.brand strong{font-size:1.1rem;letter-spacing:-.02em}.brand span{color:var(--muted);font-size:.8rem}.header-actions{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.chip,.btn,.select,.input{font:inherit;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);border-radius:999px;padding:.4rem .85rem}.btn{cursor:pointer}.btn:hover,.chip:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--border))}.chip.active{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 50%,var(--border));color:var(--accent)}.lang-switch{display:inline-flex;gap:.25rem}.hero{padding:2.2rem 0 1.2rem}.hero h1{margin:0 0 .4rem;font-size:clamp(1.6rem,3vw,2.2rem);letter-spacing:-.03em}.hero p{margin:0;color:var(--muted);max-width:46rem}.toolbar{display:grid;grid-template-columns:1fr auto;gap:.75rem;margin:1rem 0 1.5rem}.input{width:100%;border-radius:12px;padding:.7rem .95rem}.select{border-radius:12px;min-width:10rem}.timeline{display:grid;gap:.9rem;padding-bottom:3rem}.card{display:block;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--card-shadow);padding:1.05rem 1.15rem;color:inherit;text-decoration:none;transition:transform .15s ease,border-color .15s ease}.card:hover{text-decoration:none;transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}.card-top{display:flex;justify-content:space-between;gap:.75rem;align-items:baseline;flex-wrap:wrap}.card h2{margin:0;font-size:1.15rem;letter-spacing:-.02em}.meta{display:flex;flex-wrap:wrap;gap:.45rem .75rem;margin-top:.55rem;color:var(--muted);font-size:.86rem}.badge{display:inline-flex;align-items:center;gap:.25rem;padding:.15rem .55rem;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-family:var(--mono);font-size:.78rem}.excerpt{margin:.65rem 0 0;color:var(--muted);font-size:.95rem}.empty{text-align:center;padding:2.5rem 1rem;color:var(--muted);border:1px dashed var(--border);border-radius:var(--radius);background:color-mix(in srgb,var(--bg-elevated) 70%,transparent)}.site-footer{border-top:1px solid var(--border);padding:1.4rem 0 2rem;color:var(--muted);font-size:.9rem}.term-page{padding:1.6rem 0 3rem}.term-page h1{margin:.2rem 0 .6rem;font-size:clamp(1.7rem,3.4vw,2.4rem);letter-spacing:-.03em}.section{margin-top:1.4rem;padding:1.1rem 1.2rem;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius)}.section h2{margin:0 0 .55rem;font-size:1.05rem}.section p{margin:0;white-space:pre-wrap}.back{display:inline-flex;margin-bottom:.8rem;color:var(--muted);font-size:.92rem}@media(max-width:720px){.toolbar{grid-template-columns:1fr}.header-inner{align-items:flex-start}}[hidden]{display:none!important}
