:root{color-scheme:light;--bg: #f6f7f4;--surface: #ffffff;--surface-soft: #eef3ee;--text: #202522;--muted: #667069;--line: #d9dfd8;--line-strong: #b9c4ba;--accent: #286f6c;--accent-strong: #174b49;--warm: #a45d3a;--shadow: 0 18px 40px rgba(34, 44, 38, .08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:linear-gradient(90deg,rgba(32,37,34,.035) 1px,transparent 1px),linear-gradient(180deg,rgba(32,37,34,.03) 1px,transparent 1px),var(--bg);background-size:44px 44px;color:var(--text);line-height:1.7}a{color:var(--accent);text-decoration-thickness:.08em;text-underline-offset:.18em}main{width:calc(100% - 32px);max-width:1040px;margin:0 auto;padding:56px 0 88px}.site-header{position:sticky;z-index:20;top:0;display:flex;align-items:center;justify-content:space-between;gap:24px;width:calc(100% - 24px);max-width:1064px;margin:12px auto 0;padding:12px 14px;border-bottom:1px solid var(--line);border:1px solid rgba(217,223,216,.82);border-radius:8px;background:#ffffffd1;box-shadow:0 8px 28px #222c260f;backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:750;text-decoration:none}.brand:before{width:11px;height:11px;border:2px solid var(--accent);border-radius:50%;box-shadow:7px 0 0 -2px var(--warm);content:""}nav{display:flex;flex-wrap:wrap;gap:4px;font-size:.95rem}nav a{padding:6px 10px;border-radius:6px;color:var(--muted);text-decoration:none}nav a:hover,nav a:focus-visible{background:var(--surface-soft);color:var(--text)}h1,h2,h3{line-height:1.2}h1{max-width:780px;margin:0;font-size:clamp(2.25rem,6vw,4.5rem);font-weight:780;letter-spacing:0;overflow-wrap:anywhere}h2{margin:56px 0 0;font-size:1.35rem;font-weight:760}p{max-width:720px}.lede{color:var(--muted);font-size:1.15rem;line-height:1.9;overflow-wrap:anywhere}.section-list{display:grid;gap:12px;margin-top:22px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-top:56px}.section-heading h2{margin:0}.section-heading p{max-width:620px;margin:8px 0 0;color:var(--muted)}.section-heading>a{flex:0 0 auto;padding:7px 11px;border:1px solid var(--line);border-radius:6px;background:#ffffffb8;color:var(--accent-strong);font-size:.9rem;font-weight:700;text-decoration:none}.section-heading>a:hover,.section-heading>a:focus-visible{border-color:var(--line-strong);background:var(--surface)}.item-card{position:relative;display:block;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:8px;color:inherit;text-decoration:none;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.item-card:hover,.item-card:focus-visible{border-color:var(--line-strong);box-shadow:var(--shadow);transform:translateY(-2px)}.item-card h3{margin:0 0 6px;font-size:1.1rem}.item-card p{margin:0;color:var(--muted)}.project-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-top:22px}.project-grid.compact{grid-template-columns:repeat(3,minmax(0,1fr))}.project-card{display:grid;grid-template-rows:auto 1fr auto;gap:16px;min-height:236px;overflow:hidden}.project-card:before{position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,var(--accent),var(--warm));content:"";opacity:.86}.project-card h3{font-size:1.18rem}.project-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:.82rem;font-weight:680}.project-number{color:var(--warm);font-variant-numeric:tabular-nums}.meta{color:var(--muted);font-size:.9rem}.hero-panel{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(240px,.55fr);gap:28px;align-items:end;padding:38px;border:1px solid var(--line);border-radius:8px;background:linear-gradient(135deg,#eef3eef0,#ffffffe6),var(--surface);box-shadow:var(--shadow)}.hero-panel p{margin-bottom:0}.hero-index{display:grid;gap:10px;padding-left:18px;border-left:2px solid var(--accent);color:var(--muted);font-size:.92rem}.hero-index strong{display:block;color:var(--text);font-size:1.35rem}.project-radar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:18px}.project-radar div{padding:14px 16px;border:1px solid var(--line);border-radius:8px;background:#ffffffad}.project-radar strong{display:block;color:var(--accent-strong);font-size:1.45rem;line-height:1.15}.project-radar span{color:var(--muted);font-size:.88rem}.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.tag-list span{padding:3px 8px;border:1px solid var(--line);border-radius:6px;background:#f9faf7;color:var(--muted);font-size:.82rem}.taxonomy-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;margin-top:28px;padding:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.taxonomy-panel h2{margin:0 0 12px;font-size:1rem}.category-list{display:flex;flex-wrap:wrap;gap:8px}.category-list a{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--text);text-decoration:none}.category-list strong{color:var(--accent-strong)}.back-link{display:inline-block;margin-bottom:18px;color:var(--muted);text-decoration:none}.app-list{grid-template-columns:repeat(3,minmax(0,1fr))}.app-card{display:grid;gap:12px}.implementation-note{padding-top:12px;border-top:1px solid var(--line);font-size:.92rem}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}.feature-card{padding:18px;border:1px solid var(--line);border-radius:8px;background:#ffffffb8}.feature-card span{color:var(--warm);font-size:.82rem;font-weight:760}.feature-card h3{margin:8px 0 6px}.feature-card p{margin:0;color:var(--muted)}.article{padding:30px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}@media(max-width:640px){.site-header{align-items:flex-start;flex-direction:column}main{padding-top:34px}main{width:calc(100% - 24px);max-width:1040px;padding-top:34px}.hero-panel{grid-template-columns:1fr;padding:24px}h1{font-size:clamp(2rem,9vw,2.45rem);word-break:break-all}.lede{font-size:1rem;word-break:break-all}.taxonomy-panel,.app-list,.feature-grid,.project-grid,.project-grid.compact,.project-radar{grid-template-columns:1fr}.section-heading{align-items:flex-start;flex-direction:column;gap:12px}.project-card{min-height:0}}