:root{color-scheme:light;--paper:#f5f4ef;--card:#ffffff;--raised:#fafaf6;--ink:#1b2420;--graphite:#3d4843;--muted:#5d6661;--line:#d5d8d0;--line-soft:#e8eae3;--accent:#15614e;--accent-ink:#ffffff;--accent-soft:#dcefe7;--ok:#1f6b35;--ok-soft:#e1f1e4;--warn:#7a4a00;--warn-soft:#fbefd6;--bad:#9b2a1f;--bad-soft:#f8e1dd;--focus:#15614e;--radius:6px;--sans:ui-sans-serif,system-ui,"Segoe UI",Helvetica,Arial,sans-serif;--mono:ui-monospace,"SFMono-Regular","Roboto Mono",Menlo,Consolas,monospace;--shell:76rem}@media (prefers-color-scheme:dark){:root{color-scheme:dark;--paper:#121614;--card:#1a201d;--raised:#202824;--ink:#e7ece9;--graphite:#c8d0cb;--muted:#a5b0aa;--line:#34403a;--line-soft:#28312c;--accent:#72d1b4;--accent-ink:#0b1f19;--accent-soft:#1d3a31;--ok:#8fd19e;--ok-soft:#1c3322;--warn:#f0c46b;--warn-soft:#3a2f16;--bad:#f09a8e;--bad-soft:#3b211d;--focus:#72d1b4}}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4{line-height:1.22;margin:0 0 .5rem;letter-spacing:-.01em}h1{font-size:clamp(1.7rem,4.4vw,2.45rem)}h2{font-size:clamp(1.22rem,2.6vw,1.5rem)}h3{font-size:1.08rem}p{margin:0 0 1rem}a{color:var(--accent);text-underline-offset:2px}.mono,.num,code,kbd{font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:3px}.skip-link{position:absolute;left:-9999px;top:0;z-index:40;background:var(--accent);color:var(--accent-ink);padding:.75rem 1rem;font-weight:600}.skip-link:focus{left:0}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.site-header{border-bottom:1px solid var(--line);background:var(--card);position:-webkit-sticky;position:sticky;top:0;z-index:20}.site-footer-inner,.site-header-inner,.site-main{max-width:var(--shell);margin:0 auto;padding:0 1rem}.site-header-inner{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem 1.25rem;min-height:60px;padding-top:.4rem;padding-bottom:.4rem}.brand{gap:.55rem;color:var(--ink);text-decoration:none;font-weight:700;min-height:44px}.brand,.brand-mark{display:inline-flex;align-items:center}.brand-mark{justify-content:center;width:2rem;height:2rem;border-radius:7px;background:var(--accent);color:var(--accent-ink);font-size:.8rem;letter-spacing:.04em}.brand-word{font-size:1.08rem}.site-nav{display:flex;flex-wrap:wrap;gap:0 .25rem;margin-left:auto}.site-nav-link{display:inline-flex;align-items:center;min-height:44px;padding:0 .6rem;color:var(--graphite);text-decoration:none;font-weight:600;font-size:.95rem;border-bottom:2px solid transparent}.site-nav-link.active,.site-nav-link:hover{color:var(--accent);border-bottom-color:var(--accent)}.site-main{display:block;padding-top:1.6rem;padding-bottom:3rem}.site-main:focus{outline:none}.site-footer{border-top:1px solid var(--line);background:var(--card);padding:1.75rem 0 2.25rem;font-size:.92rem}.site-footer-brand p{color:var(--muted);max-width:52ch}.site-footer-inner{display:grid;grid-gap:1.25rem;gap:1.25rem;grid-template-columns:minmax(0,1fr)}@media (min-width:60rem){.site-footer-inner{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}}.site-footer-nav{display:flex;flex-direction:column}.site-footer-nav a{display:inline-flex;align-items:center;min-height:44px}.site-footer-note{max-width:var(--shell);margin:1.25rem auto 0;padding:0 1rem;color:var(--muted);font-size:.85rem}.site-footer-note strong{color:var(--graphite)}.page-header{margin-bottom:1.5rem;max-width:64ch}.kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:.4rem}.lede{font-size:1.08rem;color:var(--graphite)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.25rem;margin-bottom:1.5rem;min-width:0}.card>:last-child{margin-bottom:0}.prose{max-width:70ch}.prose h2{margin-top:1.8rem}.prose h2:first-child{margin-top:0}.prose li{margin-bottom:.4rem}.notice{border-left:4px solid var(--accent);background:var(--accent-soft);padding:.85rem 1rem;border-radius:var(--radius);color:var(--ink);margin-bottom:1rem}.notice.warn{border-left-color:var(--warn);background:var(--warn-soft)}.notice.bad{border-left-color:var(--bad);background:var(--bad-soft)}.notice>:last-child{margin-bottom:0}.section-note{color:var(--muted);font-size:.9rem}.grid-cards{display:grid;grid-gap:1rem;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(min(100%,17rem),1fr))}.two-col{display:grid;grid-gap:1.25rem;gap:1.25rem;grid-template-columns:minmax(0,1fr)}@media (min-width:56rem){.two-col{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.tile{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1.1rem;text-decoration:none;color:var(--ink);min-width:0}a.tile:hover{border-color:var(--accent)}.tile-title{display:block;font-weight:700;font-size:1.05rem;margin-bottom:.3rem}.tile-note{display:block;color:var(--muted);font-size:.92rem}.badge{display:inline-flex;align-items:center;gap:.3rem;border:1px solid var(--line);border-radius:999px;padding:.05rem .6rem;font-size:.8rem;font-weight:600;color:var(--graphite);background:var(--raised)}.badge.free{border-color:var(--accent);color:var(--accent)}.hero{display:grid;grid-gap:1.5rem;gap:1.5rem;grid-template-columns:minmax(0,1fr);align-items:start;margin-bottom:2rem}@media (min-width:60rem){.hero{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}}.sample-comment{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:1rem 1.1rem}.sample-comment p{margin:0 0 .6rem}.sample-comment .section-note{margin:0}.check-list{list-style:none;padding:0;margin:0 0 1rem}.check-list li{position:relative;padding-left:1.6rem;margin-bottom:.5rem}.check-list li:before{content:"";position:absolute;left:.2rem;top:.45rem;width:.55rem;height:.3rem;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}.button{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:44px;padding:.45rem 1rem;border-radius:var(--radius);border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);font:inherit;font-weight:600;text-decoration:none;cursor:pointer;text-align:center}.button:hover{filter:brightness(1.08)}.button.secondary{background:var(--card);color:var(--accent)}.button.quiet{background:transparent;border-color:var(--line);color:var(--graphite)}.button.danger{background:var(--card);border-color:var(--bad);color:var(--bad)}.button:disabled,.button[aria-disabled=true]{opacity:.6;cursor:not-allowed}.button.small{min-height:44px;padding:.3rem .7rem;font-size:.9rem}.action-row{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin-bottom:1rem}.action-row:last-child{margin-bottom:0}.field{display:flex;flex-direction:column;gap:.3rem;min-width:0}.field label,.field-label{font-weight:600;font-size:.92rem}.field-hint{font-size:.85rem;color:var(--muted)}.field-input,select.field-input,textarea.field-input{width:100%;min-height:44px;padding:.5rem .65rem;border-radius:var(--radius);border:1px solid var(--muted);background:var(--card);color:var(--ink);font:inherit;min-width:0}textarea.field-input{line-height:1.55;resize:vertical}.field-grid{display:grid;grid-gap:.75rem;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,11rem),1fr));align-items:end}.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.data-table{width:100%;border-collapse:collapse;font-size:.95rem}.data-table td,.data-table th{text-align:left;vertical-align:top;padding:.55rem .6rem;border-bottom:1px solid var(--line-soft)}.data-table th{font-size:.85rem;color:var(--graphite);border-bottom-color:var(--line)}.data-table td.num,.data-table th.num{text-align:right;font-family:var(--mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.faq details{border-top:1px solid var(--line-soft);padding:.25rem 0}.faq details:first-of-type{border-top:none}.faq summary{cursor:pointer;font-weight:600;min-height:44px;display:flex;align-items:center}.faq details p{color:var(--graphite);margin:.25rem 0 .75rem}.empty-state{color:var(--muted);text-align:center;padding:1.25rem;border:1px dashed var(--line);border-radius:var(--radius)}.print-only{display:none}@media print{:root{--paper:#ffffff;--card:#ffffff;--ink:#000000;--graphite:#000000;--muted:#333333;--line:#999999;--line-soft:#cccccc}body{background:#ffffff;color:#000000;font-size:11pt}.no-print,.site-footer,.site-header,.skip-link{display:none!important}.print-only{display:block}.site-main{padding:0;max-width:none}.card{border:none;padding:0}a{color:#000000;text-decoration:none}}.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:.5rem}.breadcrumbs,.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem}.breadcrumbs ol{margin:0;padding:0;list-style:none}.breadcrumbs li{display:inline-flex;align-items:center;gap:.4rem;min-width:0}.breadcrumbs li+li:before{content:"/";color:var(--muted)}.breadcrumbs a{display:inline-flex;align-items:center;min-height:44px}.pack-list{display:grid;grid-gap:0;gap:0;grid-template-columns:minmax(0,1fr)}.pack-meta{display:flex;flex-wrap:wrap;gap:.4rem}.strand-example{display:block;margin-top:.3rem;color:var(--graphite);font-style:italic}.guide-toc{background:var(--raised);border:1px solid var(--line-soft);border-radius:var(--radius);padding:.9rem 1rem;margin-bottom:1.5rem}.guide-toc ol{margin:.3rem 0 0;padding-left:1.2rem}.guide-toc a{display:inline-flex;align-items:center;min-height:36px}.compare{display:grid;grid-gap:.75rem;gap:.75rem;grid-template-columns:minmax(0,1fr);margin:0 0 1.25rem}@media (min-width:44rem){.compare{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.compare-why{grid-column:1/-1}}.compare-item{border:1px solid var(--line);border-radius:var(--radius);padding:.75rem .9rem;background:var(--card)}.compare-item.weak{border-left:4px solid var(--line)}.compare-item.strong{border-left:4px solid var(--accent)}.compare-item p{margin:0}.compare-label{font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--graphite);margin-bottom:.25rem!important}.compare-why{color:var(--graphite);font-size:.95rem;margin:0}.steps{counter-reset:step;list-style:none;padding:0;margin:0;display:grid;grid-gap:1rem;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr))}.steps li{counter-increment:step;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:1rem}.steps li:before{content:counter(step);display:inline-flex;align-items:center;justify-content:center;width:1.8rem;height:1.8rem;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:700;margin-bottom:.5rem}.steps strong{display:block;margin-bottom:.2rem}.section-block{margin-bottom:2rem}.example-comment{margin:0 0 1rem;padding:.75rem 1rem;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:8px;background:var(--raised);min-width:0}.example-comment blockquote{margin:.35rem 0 0}.example-comment blockquote p{margin:0}.example-note{font-size:.95rem;color:var(--muted)}.sources li{overflow-wrap:anywhere}.reviewed-note{margin:1.5rem 0 0;font-size:.95rem;color:var(--muted)}.level-table td,.level-table th{vertical-align:top}