:root{color-scheme:light;--bg: #f7faf8;--surface: #ffffff;--surface-muted: #eef5f0;--text: #17201b;--muted: #5d6c63;--line: #dbe6df;--accent: #0f7a5f;--accent-strong: #0b5f4a;--accent-soft: #dff4ed;--amber: #b87509;--amber-soft: #fff2d8;--blue: #285ea8;--blue-soft: #e7f0ff;--shadow: 0 18px 45px rgba(23, 32, 27, .08);--radius: 8px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#dff4ede6,#f7faf800 420px),var(--bg);color:var(--text);font-size:16px;line-height:1.65;text-rendering:optimizeLegibility}a{color:var(--accent-strong);text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:var(--blue)}img,svg{max-width:100%}.site-shell{min-height:100vh;display:flex;flex-direction:column}.main{flex:1}.container{width:min(100% - 32px,1120px);margin-inline:auto}.narrow{width:min(100% - 32px,780px);margin-inline:auto}.site-header{position:sticky;top:0;z-index:20;background:#f7faf8eb;border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{display:flex;flex-direction:column;gap:12px;padding-block:14px}.brand-row{display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;text-decoration:none}.brand-mark{display:inline-grid;width:34px;height:34px;place-items:center;border:1px solid #b8d8cb;border-radius:var(--radius);background:var(--surface);color:var(--accent-strong);font-size:1rem;box-shadow:0 8px 18px #0f7a5f1a}.site-nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.site-nav a{flex:0 0 auto;padding:7px 10px;border:1px solid transparent;border-radius:var(--radius);color:var(--muted);font-size:.92rem;font-weight:650;text-decoration:none}.site-nav a:hover{border-color:var(--line);background:var(--surface);color:var(--text)}.disclaimer-strip{border-bottom:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:.9rem}.disclaimer-strip .container{padding-block:8px}.hero{padding:34px 0 24px}.hero-grid{display:grid;gap:22px}.eyebrow,.chip,.priority{display:inline-flex;align-items:center;width:fit-content;gap:6px;border-radius:999px;font-size:.78rem;font-weight:750;line-height:1.2}.eyebrow{padding:7px 10px;background:var(--accent-soft);color:var(--accent-strong);text-transform:uppercase;letter-spacing:0}.chip{padding:6px 9px;background:var(--surface-muted);color:var(--muted)}.priority{padding:6px 9px;background:var(--amber-soft);color:#7d4f05}h1,h2,h3{color:var(--text);line-height:1.15;margin:0}h1{max-width:760px;margin-top:14px;font-size:clamp(2.25rem,11vw,4.8rem);letter-spacing:0}h2{font-size:clamp(1.55rem,6vw,2.25rem)}h3{font-size:1.15rem}.lede{max-width:760px;margin:16px 0 0;color:var(--muted);font-size:clamp(1.04rem,4vw,1.22rem)}.hero-panel,.note-panel,.category-section,.article-card,.toc,.related{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.hero-panel{padding:18px;box-shadow:var(--shadow)}.hero-panel h2{font-size:1.2rem}.hero-panel ul,.note-panel ul,.article-body ul{padding-left:1.2rem}.hero-panel li,.note-panel li,.article-body li{margin-block:.35rem}.section{padding:26px 0}.section-heading{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.section-heading p{max-width:720px;margin:0;color:var(--muted)}.guide-grid,.category-grid{display:grid;gap:14px}.article-card{display:grid;gap:12px;padding:16px;color:inherit;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.article-card:hover{border-color:#abd6c5;box-shadow:0 16px 35px #0f7a5f1a;color:inherit;transform:translateY(-2px)}.card-meta,.article-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.article-card h3{font-size:1.08rem}.article-card p{margin:0;color:var(--muted)}.category-section{padding:18px}.category-section h3{margin-bottom:8px}.category-section>p{margin:0 0 14px;color:var(--muted)}.category-section ul{display:grid;gap:10px;padding:0;margin:0;list-style:none}.category-section a{font-weight:700}.note-panel{padding:18px;background:#fbfdfc}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:20px 0 0;color:var(--muted);font-size:.9rem}.breadcrumbs a{color:var(--muted);text-decoration:none}.breadcrumbs a:hover{color:var(--accent-strong)}.article-header{padding:28px 0 20px}.article-header h1{font-size:clamp(2rem,9vw,3.5rem)}.article-layout{display:grid;gap:22px;padding-bottom:44px}.toc{padding:16px;align-self:start}.toc h2{margin-bottom:10px;font-size:1rem}.toc ol{display:grid;gap:8px;padding-left:1.2rem;margin:0}.toc a{color:var(--muted);font-size:.95rem;text-decoration:none}.toc a:hover{color:var(--accent-strong)}.article-body{border-top:1px solid var(--line);padding-top:18px}.article-body h2{margin-top:2rem;font-size:1.55rem}.article-body h2:first-child{margin-top:0}.article-body h3{margin-top:1.4rem}.article-body p{margin:.9rem 0}.article-body strong{color:var(--text)}.article-body a{font-weight:700}.status-callout{margin:18px 0;padding:14px 16px;border:1px solid #f0d39a;border-radius:var(--radius);background:var(--amber-soft);color:#60400a}.related{margin-top:28px;padding:18px}.related h2{margin-bottom:14px;font-size:1.25rem}.site-footer{border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:.95rem}.footer-inner{display:grid;gap:10px;padding-block:24px}.footer-links{display:flex;flex-wrap:wrap;gap:12px}@media(min-width:720px){.header-inner{flex-direction:row;align-items:center;justify-content:space-between}.hero{padding:56px 0 34px}.hero-grid{grid-template-columns:minmax(0,1.5fr) minmax(280px,.8fr);align-items:end}.guide-grid,.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:minmax(0,1fr) 240px;align-items:start}.toc{position:sticky;top:96px;order:2}}@media(min-width:980px){.guide-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}