:root{--surface:#ffffff;--ink:#172421;--muted:#5f6b67;--line:#dbe4e0;--teal:#214b3e;--teal-light:#e2f1ea;--coral:#237a59;--gold:#9cd9bf;--mint:#61bc8f;--mint-strong:#45b98c;--accent-line:#bfe0d1;--surface-soft:#f8fbfa;--focus:#1673d2;--shadow:0 10px 28px rgba(29,67,52,0.08);--shadow-soft:0 4px 14px rgba(29,67,52,0.055);--shadow-hover:0 10px 24px rgba(29,67,52,0.11);--radius:14px;--wrap:min(1220px,calc(100% - 40px));--narrow:var(--wrap)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-bottom:84px}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16.5px;line-height:1.7;text-rendering:optimizeLegibility}a{color:var(--teal);text-underline-offset:4px;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}button,input{font:inherit}.wrap{width:var(--wrap);margin-inline:auto}.narrow{width:var(--narrow)}.sr-only{position:absolute !important;width:1px !important;height:1px !important;padding:0 !important;margin:-1px !important;overflow:hidden !important;clip:rect(0,0,0,0) !important;white-space:nowrap !important;border:0 !important}.skip-link{position:fixed;z-index:100;left:16px;top:12px;padding:10px 16px;background:var(--ink);color:#fff;border-radius:8px;transform:translateY(-150%)}.skip-link:focus{transform:none}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.site-header{background:#f2f6f5;border-bottom:1px solid #d9e2de}.brand-bar{background:#237a59;color:#fff}.masthead{min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;text-decoration:none}.brand-word{font-size:31px;font-weight:850;letter-spacing:-.075em;line-height:1}.brand-context{display:flex;flex-direction:column;padding-left:11px;border-left:1px solid rgba(255,255,255,.45);line-height:1.05}.brand-context 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input{min-width:0;flex:1;padding:11px 52px 11px 24px;border:0;outline:0;color:var(--ink);background:transparent}.toolbar-control input::placeholder{color:#8f9996}.toolbar-control button{min-width:132px;border:0;background:#237a59;color:#fff;font-weight:800;cursor:pointer}.toolbar-control button:hover{background:#1d664a}.search-symbol{position:absolute;right:151px;top:50%;width:18px;height:13px;border:2px solid #7f8b87;border-radius:2px;transform:translateY(-50%);pointer-events:none}.search-symbol::before{content:"";position:absolute;left:5px;top:-5px;width:7px;height:4px;border:2px solid #7f8b87;border-bottom:0;border-radius:2px 2px 0 0}.search-symbol::after{content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;border:1.5px solid #7f8b87;border-radius:50%;transform:translate(-50%,-50%)}.toolbar-search p{margin:7px 20px 0;color:#596560;font-size:11px;text-align:right}.primary-nav{border-top:1px solid #d7dfdc;background:#f2f6f5}.nav-scroll{display:flex;gap:26px;overflow-x:auto;scrollbar-width:thin;padding-block:0}.primary-nav a{position:relative;flex:0 0 auto;min-height:52px;display:inline-flex;align-items:center;padding:8px 0;color:#65716d;font-size:13px;font-weight:650;text-decoration:none}.primary-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:transparent}.primary-nav a:hover,.primary-nav a[aria-current="page"]{color:#1f7656}.primary-nav a:hover::after,.primary-nav a[aria-current="page"]::after{background:var(--mint-strong)}.eyebrow,.quick-kicker,.desk-label,.section-number{display:inline-block;color:var(--coral);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{margin-top:0;color:var(--ink);line-height:1.1}h1,h2{font-weight:750}h1{margin-bottom:16px;font-size:clamp(2.35rem,5vw,4rem);letter-spacing:-.04em}h2{margin-bottom:14px;font-size:clamp(1.48rem,2.75vw,2.18rem);letter-spacing:-.03em}h3{margin-bottom:8px;font-size:1.08rem}p{margin-top:0}.home-hero{overflow:hidden;padding:30px 0 0;background:#fff;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(310px,.7fr);gap:48px;align-items:end}.hero-copy{padding-bottom:44px}.hero-copy h1{max-width:760px;font-size:clamp(2.15rem,4.15vw,3.5rem)}.hero-lede{max-width:730px;color:#3f4d49;font-size:clamp(1.08rem,2vw,1.35rem);line-height:1.55}.trust-line{display:flex;gap:12px;max-width:760px;margin:20px 0;padding:16px 18px;background:var(--teal-light);border-left:3px solid var(--teal);border-radius:0 10px 10px 0}.trust-line>span{flex:0 0 24px;width:24px;height:24px;display:grid;place-items:center;border:1px solid var(--teal);border-radius:50%;font:700 13px/1 Georgia,serif}.trust-line p{margin:0;font-size:13px;line-height:1.5}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 19px;border:1px solid transparent;border-radius:999px;font-size:14px;font-weight:800;text-decoration:none;transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease}.button:hover{transform:translateY(-1px)}.button-primary{background:var(--teal);color:#fff;box-shadow:0 7px 18px rgba(33,75,62,.16)}.button-primary:hover{background:#20544e}.button-secondary{border-color:var(--teal);background:#fff;color:var(--teal)}.quiet-link{min-height:44px;display:inline-flex;align-items:center;gap:6px;padding:8px;font-size:14px;font-weight:700}.external-mark{margin-left:4px;font-size:.85em}.external-note{max-width:700px;margin:18px 0 0;color:var(--muted);font-size:12px}.external-note.standalone{margin:0 0 24px;padding:12px 15px;border-left:3px solid var(--gold);background:#fff9e9}.research-desk{position:relative;padding:32px 30px;background:var(--teal);color:#fff;border-radius:var(--radius) var(--radius) 0 0;box-shadow:var(--shadow)}.research-desk::before{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.14);border-radius:10px;pointer-events:none}.desk-label{position:relative;color:#f2c975}.research-desk ol{position:relative;list-style:none;padding:0;margin:28px 0 0}.research-desk li{display:grid;grid-template-columns:36px 1fr;gap:14px;padding:17px 0;border-top:1px solid rgba(255,255,255,.16)}.research-desk li>span{color:#f2c975;font:700 12px/1.5 ui-monospace,monospace}.research-desk strong,.research-desk small{display:block}.research-desk strong{color:#fff;font-size:15px}.research-desk small{margin-top:4px;color:#c9d9d6;font-size:12px;line-height:1.45}.search-panel{display:grid;grid-template-columns:minmax(220px,.9fr) minmax(360px,1.35fr);gap:16px 30px;align-items:center;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.search-copy label{display:block;margin:3px 0 1px;font-size:23px;font-weight:750;line-height:1.2}.search-copy p,.form-note{margin:0;color:var(--muted);font-size:12px}.search-field{display:flex;gap:0;overflow:hidden;border:1.5px solid var(--mint);border-radius:999px;background:#fff}.search-field:focus-within{outline:3px solid var(--focus);outline-offset:3px}.search-field input{min-width:0;flex:1;min-height:52px;padding:11px 18px;border:0;border-radius:0;outline:0;background:#fff;color:var(--ink)}.search-field button{min-width:128px;min-height:52px;padding:10px 18px;border:0;border-radius:0;background:var(--coral);color:#fff;font-size:14px;font-weight:800;cursor:pointer}.search-field button:hover{background:#1d664a}.form-note{grid-column:2}.home-answer{padding:42px 0 38px;background:var(--surface)}.answer-grid,.split-heading{display:grid;grid-template-columns:minmax(250px,.82fr) minmax(300px,1.18fr);gap:50px}.answer-grid h2,.split-heading h2{max-width:510px;margin-top:9px}.answer-grid>div:last-child{color:#3f4d49;font-size:1.08rem}.home-section{padding:42px 0;background:var(--surface);border-top:1px solid var(--line)}.split-heading>div:first-child{position:relative;padding-left:18px}.split-heading>div:first-child::before{content:"";position:absolute;left:0;top:4px;bottom:5px;width:4px;background:var(--mint-strong);border-radius:4px}.section-intro{max-width:620px;color:var(--muted);font-size:1.02rem}.definition-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:14px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.definition-grid article{min-width:0;padding:27px 24px;background:var(--surface)}.definition-grid h3{font-size:1.27rem}.definition-grid p{margin:0;color:var(--muted);font-size:14px}.numbered-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:0;margin:14px 0 0;list-style:none;counter-reset:step}.numbered-steps li{counter-increment:step;min-width:0;min-height:230px;padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.numbered-steps li::before{content:"0" counter(step);display:block;margin-bottom:48px;color:var(--coral);font:800 12px/1 ui-monospace,monospace}.numbered-steps strong{display:block;margin-bottom:8px;font-size:1.2rem;line-height:1.15}.numbered-steps li span{color:var(--muted);font-size:14px}.directory-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px}.directory-heading>div{position:relative;padding-left:18px}.directory-heading>div::before{content:"";position:absolute;left:0;top:4px;bottom:5px;width:4px;background:var(--mint-strong);border-radius:4px}.directory-heading h2{margin:5px 0 0;font-size:clamp(1.44rem,2vw,1.8rem);letter-spacing:-.02em;font-weight:650}.directory-view-all{min-height:44px;display:inline-flex;flex:0 0 auto;align-items:center;color:#1f7656;font-size:14px;font-weight:700;text-decoration:none;white-space:nowrap}.directory-intro{max-width:760px;margin-top:8px;color:var(--muted);font-size:14px}.category-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-top:14px}.category-card{position:relative;min-width:0;min-height:190px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:25px 18px 20px;background:#fff;border:1px solid var(--accent-line);border-radius:var(--radius);color:var(--ink);text-align:center;text-decoration:none;box-shadow:var(--shadow-soft);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.category-card:hover{border-color:var(--mint);box-shadow:var(--shadow-hover);transform:translateY(-3px)}.category-external{position:absolute;right:12px;top:8px;color:#89a89a;font-size:12px;opacity:0;transition:opacity .18s ease}.category-card:hover .category-external,.category-card:focus-visible .category-external{opacity:1}.category-icon{width:66px;height:66px;display:grid;place-items:center;margin-bottom:18px;color:#1b201e}.category-icon svg{display:block}.category-card-copy{min-height:42px;display:flex;flex-direction:column;align-items:center;justify-content:center}.category-card h3{margin:0;font-size:.98rem;font-weight:750}.category-card-copy small{margin-top:6px;color:#3d755d;font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.brand-directory-note{max-width:820px;margin-top:8px;color:var(--muted);font-size:13px}.brand-grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:18px;margin-top:14px}.brand-card{position:relative;z-index:0;min-width:0;min-height:194px;display:flex;flex-direction:column;overflow:visible;background:#fff;border:1px solid var(--line);color:var(--ink);text-decoration:none;box-shadow:5px 5px 0 #f7faf9,5px 5px 0 1px #dce2df,9px 9px 0 #f7faf9,9px 9px 0 1px #e2e7e5,var(--shadow-soft);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.brand-card:hover{z-index:1;border-color:var(--mint-strong);box-shadow:5px 5px 0 #eef8f4,5px 5px 0 1px #8fd4b8,9px 9px 0 #f7faf9,9px 9px 0 1px #cce6db,var(--shadow-hover);transform:translateY(-3px)}.brand-mark-area{min-height:140px;display:grid;flex:1;place-items:center;padding:20px 10px}.brand-logo{display:block;width:100%;height:auto;max-height:92px;object-fit:contain;filter:brightness(0);pointer-events:none}.brand-card-copy{min-height:53px;display:flex;flex-direction:column;justify-content:center;padding:8px 11px;border-top:1px solid var(--line);background:#fff}.brand-card-copy strong{overflow:hidden;font-size:13px;font-weight:650;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}.brand-card-copy small{margin-top:3px;color:#1f7656;font-size:9px;font-weight:750;letter-spacing:.035em;text-transform:uppercase}.center-action{margin-top:14px;text-align:center}.method-grid,.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}.method-grid article{padding:24px;border:1px solid var(--line);border-top:3px solid var(--coral);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-soft)}.method-grid article>span{color:var(--muted);font:700 11px/1 ui-monospace,monospace;text-transform:uppercase}.method-grid h3{margin-top:32px;font-size:1.35rem}.method-grid p{color:var(--muted);font-size:14px}.method-grid a{font-size:13px;font-weight:800}.link-path{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:16px;align-items:center;margin-top:18px}.link-path div{min-height:130px;padding:24px;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:var(--shadow-soft)}.link-path strong,.link-path span{display:block}.link-path span{margin-top:9px;color:var(--muted);font-size:13px}.link-path i{color:var(--coral);font-style:normal}.two-notes{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:12px}.two-notes p{margin:0;padding:17px 20px;background:var(--surface-soft);border:1px solid var(--line);border-radius:12px;font-size:14px}.save-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:32px;align-items:start}.check-list{list-style:none;padding:0;margin:0}.check-list li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid var(--line)}.check-list li::before{content:"✓";position:absolute;left:0;top:14px;width:20px;height:20px;display:grid;place-items:center;background:var(--teal-light);border-radius:50%;color:var(--teal);font:800 11px/1 sans-serif}.save-rule{position:sticky;top:18px;padding:28px;background:#fff4df;border:1px solid #e6d1a6;border-radius:var(--radius)}.save-rule>span{color:#9b6412;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.save-rule p{margin:18px 0;font-size:1.35rem;font-weight:700;line-height:1.35}.save-rule a{font-size:13px;font-weight:800}.warning-section .split-heading>div:last-child>a{font-weight:800}.guide-grid a{position:relative;min-height:155px;display:flex;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink);text-decoration:none;box-shadow:var(--shadow-soft);transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.guide-grid a:hover{border-color:var(--mint-strong);box-shadow:var(--shadow-hover);transform:translateY(-2px)}.guide-grid span{padding-right:28px;font-size:1.23rem;font-weight:750;line-height:1.15}.guide-grid small{margin-top:12px;color:var(--muted);line-height:1.45}.guide-grid b{position:absolute;right:20px;top:19px;color:var(--coral)}.closing{padding:40px 0;background:#fff;color:var(--muted);border-top:1px solid var(--line)}.closing-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:44px;align-items:end}.closing h2{max-width:580px;margin:8px 0 14px;color:var(--ink)}.closing p{max-width:690px;margin:0}.closing-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.button-light{background:#fff;color:var(--teal)}.button-outline-light{border-color:var(--teal);background:#fff;color:var(--teal)}.closing .button-light{background:var(--teal);color:#fff}.page-hero{padding:34px 0 28px;background:#fff;border-bottom:1px solid var(--line)}.page-hero h1{max-width:790px;margin-top:10px;font-size:clamp(1.78rem,3.2vw,2.5rem)}.lede{max-width:700px;margin-bottom:16px;color:#475550;font-size:1.18rem}.reviewed{margin:0;color:var(--muted);font-size:12px}.reviewed a{color:inherit;font-weight:700}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;color:var(--muted);font-size:12px}.breadcrumbs a{color:inherit}.article-body{padding-top:24px;padding-bottom:40px}.article-toc{margin:0 0 16px;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}.article-toc summary{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 18px;color:#284b3e;cursor:pointer;font-weight:750;list-style:none}.article-toc summary::-webkit-details-marker{display:none}.article-toc summary::after{content:"+";flex:0 0 auto;color:#42966f;font-size:1.1rem}.article-toc[open] summary::after{content:"–"}.article-toc summary small{margin-left:auto;color:var(--muted);font-size:11px;font-weight:600}.article-toc ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 22px;margin:0;padding:4px 24px 19px 42px;border-top:1px solid #e3ebe7}.article-toc li{padding:7px 4px;color:#618076;font-size:12px}.article-toc a{color:#355c4d;text-decoration:none}.article-toc a:hover{text-decoration:underline}.quick-answer{position:relative;margin-bottom:26px;padding:27px 30px;background:#fff;color:#42504b;border:1px solid var(--accent-line);border-left:5px solid var(--mint);border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow)}.quick-answer h2{margin:8px 0 14px;color:var(--ink);font-size:clamp(1.3rem,2.35vw,1.68rem)}.quick-answer p{max-width:720px;margin-bottom:8px}.quick-kicker{color:var(--coral)}.content-section{padding:22px 0;border-top:1px solid var(--line);scroll-margin-top:20px}.content-section:first-of-type{border-top:0}.content-section h2{max-width:720px;font-size:clamp(1.37rem,2.45vw,1.82rem)}.content-section h2::before{content:"";display:block;width:32px;height:3px;margin-bottom:12px;background:var(--mint-strong);border-radius:999px}.content-section>p,.content-section>ul,.content-section>ol,.content-section>dl,.content-section>div:not(.search-panel):not(.definition-grid):not(.category-grid){max-width:760px}.content-section .definition-grid,.article-body .content-section .numbered-steps{max-width:none}.article-body .numbered-steps{grid-template-columns:repeat(2,1fr)}.article-body .numbered-steps 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