.gg-tools{position:fixed;top:calc(var(--study-banner-h, 0px) + 12px);right:12px;z-index:2147483000;isolation:isolate;font:500 13px/1.4 -apple-system,"system-ui",Segoe UI,Roboto,sans-serif;color:#fff;color-scheme:dark;display:flex;flex-direction:column;align-items:flex-end;gap:8px}.gg-tools__tab{font:inherit;color:inherit;background:#111;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:6px 12px;cursor:pointer;box-shadow:0 4px 14px #0000004d}.gg-tools__tab:focus-visible{outline:2px solid #fff;outline-offset:2px}.gg-tools__panel{width:260px;padding:12px 14px;background:#111;border:1px solid rgba(255,255,255,.2);border-radius:12px;box-shadow:0 8px 24px #00000059}.gg-tools__panel[hidden]{display:none}.gg-tools__meta{margin:0 0 10px;color:#ffffffb3;font-weight:400}.gg-tools__meta span{color:#fff;font-weight:600;text-transform:uppercase;letter-spacing:.06em;font-size:11px}.gg-tools__row{display:flex;align-items:center;gap:10px;padding:6px 0;cursor:pointer}.gg-tools__row input{width:16px;height:16px;margin:0;accent-color:#fff}.gg-tools__row kbd{margin-left:6px;font:500 11px/1 ui-monospace,monospace;padding:2px 5px;border:1px solid rgba(255,255,255,.3);border-radius:4px;color:#fffc}.gg-tools__hint{margin:10px 0 0;color:#fff9;font-weight:400;font-size:12px}.band__note{display:none}html[data-notes=on] .band__note{display:block}html[data-inspect=on] .golden-grid{counter-reset:gg-slot}html[data-inspect=on] .golden-grid:after{content:"";position:absolute;inset:0;z-index:20;pointer-events:none;background-image:linear-gradient(90deg,#000 50%,#fff 50%),linear-gradient(90deg,#000 50%,#fff 50%),linear-gradient(0deg,#000 50%,#fff 50%),linear-gradient(0deg,#000 50%,#fff 50%);background-repeat:repeat-x,repeat-x,repeat-y,repeat-y;background-size:12px 2px,12px 2px,2px 12px,2px 12px;background-position:0 0,0 100%,0 0,100% 0;animation:gg-ants .6s linear infinite}@keyframes gg-ants{to{background-position:12px 0,-12px 100%,0 -12px,100% 12px}}@media(prefers-reduced-motion:reduce){html[data-inspect=on] .golden-grid:after{animation:none}}html[data-inspect=on] .golden-grid>.golden-grid__box{outline:1px dotted rgba(0,0,0,.55);outline-offset:-1px;counter-increment:gg-slot}html[data-inspect=on] .golden-grid>.golden-grid__box:before{content:counter(gg-slot);position:absolute;left:4px;top:4px;z-index:21;pointer-events:none;min-width:18px;height:18px;padding:0 5px;box-sizing:border-box;font:700 11px/18px -apple-system,"system-ui",Segoe UI,Roboto,sans-serif;text-align:center;color:#fff;background:#000;border:1px solid #fff;border-radius:4px}html[data-inspect=on] .golden-grid>.golden-grid__box--placeholder{outline:2px dashed #ff2d9b}html[data-inspect=on] .golden-grid>.golden-grid__box--placeholder:before{content:"P";background:#ff2d9b}.gg-study-banner{position:sticky;top:0;z-index:2147482000;margin:0;padding:7px 16px;background:#111;color:#fff;color-scheme:dark;font:400 13px/1.4 -apple-system,"system-ui",Segoe UI,Roboto,Helvetica,Arial,sans-serif;letter-spacing:0;text-transform:none;text-align:center;border-bottom:2px solid #ffd54a}.gg-study-banner p{margin:0 auto;max-width:none;font:inherit;color:inherit}.gg-study-banner strong{font-weight:700;color:#ffd54a}.gg-study-banner a{color:#fff;font-weight:600;text-decoration:underline;text-underline-offset:2px;white-space:nowrap}.gg-study-banner a:focus-visible,.gg-study a:focus-visible{outline:2px solid #ffd54a;outline-offset:2px}:root{scroll-padding-top:calc(var(--study-banner-h, 0px) + 12px)}.gg-study{margin:0;padding:40px 0 56px;background:#111;color:#e6e6e6;color-scheme:dark;font:400 15px/1.6 -apple-system,"system-ui",Segoe UI,Roboto,Helvetica,Arial,sans-serif;letter-spacing:0;text-transform:none;text-align:left;border-top:4px solid #ffd54a}.gg-study__wrap{width:min(100% - 32px,1140px);margin-inline:auto}#about-this-study :is(h2,h3,p,li,summary,details,ul,a,strong){background:none;border:0;box-shadow:none;border-radius:0}#about-this-study h2,#about-this-study h3,#about-this-study p,#about-this-study li,#about-this-study summary{font:inherit;color:inherit;letter-spacing:0;text-transform:none}#about-this-study h2{margin:0 0 12px;font-size:22px;font-weight:700;line-height:1.25;color:#fff}#about-this-study h2:after,#about-this-study h3:after{content:none}#about-this-study h3{margin:0 0 6px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#ffd54a}#about-this-study p{margin:0 0 12px;max-width:100ch}#about-this-study ul{margin:0 0 12px;padding-left:1.15em;list-style:disc;display:block}#about-this-study li{margin:0 0 4px;padding:0;display:list-item}#about-this-study a{color:#fff;text-decoration:underline;text-underline-offset:2px}#about-this-study strong{font-weight:700;color:#fff}#about-this-study .gg-study__notice{font-size:17px!important;font-weight:600!important;color:#fff!important}.gg-study__grid{display:grid;gap:8px 40px;grid-template-columns:minmax(0,1fr);margin:20px 0 8px}@media(min-width:800px){.gg-study__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}#about-this-study .gg-study__credits{margin:8px 0 16px;padding-top:16px;border-top:1px solid #3a3a3a}#about-this-study .gg-study__credits details{margin:0 0 12px}#about-this-study .gg-study__credits summary{cursor:pointer;font-weight:700;color:#fff;min-height:24px}#about-this-study .gg-study__foot{margin:20px 0 0!important;padding-top:16px;border-top:1px solid #3a3a3a;font-size:13px!important;color:#bdbdbd!important}@media(max-width:639px){.gg-study-banner{font-size:12px;padding:6px 12px}}@media print{.gg-study-banner{position:static}}a.skip{z-index:2147482500}.golden-grid:has(.cell--expanded){aspect-ratio:auto!important;height:auto}.golden-grid:has(.cell--expanded)>.golden-grid__box{display:none}.golden-grid>.golden-grid__box:has(>.cell--expanded){display:block;position:relative!important;left:auto!important;top:auto!important;width:100%!important;height:auto!important}.cell--expanded>:not(.cell){display:none}.rounded .golden-grid:has(.cell--expanded){width:100%;margin:0}.cell{position:relative;display:flex;flex-direction:column;background:var(--bg, #fff);color:var(--fg, #222);outline:1px solid var(--line, #ddd);outline-offset:-1px}.cell__head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 24px;border-bottom:1px solid var(--line, #ddd);position:sticky;top:var(--study-banner-h, 0px);z-index:1;background:var(--bg, #fff)}.cell__title{margin:0;min-width:0;flex:1 1 auto;font:500 22px/26px var(--font, inherit);letter-spacing:-.02em}.cell__close{display:inline-flex;align-items:center;gap:var(--cta2-gap, 6px);min-height:var(--cta2-min-h, 40px);padding:var(--cta2-pad, 8px 14px);font:var(--cta2-font, 600 15px/1.2 var(--font, inherit));letter-spacing:var(--cta2-ls, 0);text-transform:var(--cta2-tt, none);color:var(--cta2-color, var(--fg, #222));background:var(--cta2-bg, transparent);border:var(--cta2-border, 1px solid currentColor);border-radius:var(--cta2-radius, 4px);cursor:pointer;flex:none}.cell__close:hover{background:var(--cta2-hover-bg, var(--line-light, #e8e8e8));color:var(--cta2-hover-color, var(--cta2-color, var(--fg, #222)));border:var(--cta2-hover-border, var(--cta2-border, 1px solid currentColor))}.cell__x{font:400 1.25em/1 var(--cta2-x-font, inherit)}.cell__close:focus-visible{outline:2px solid var(--cta2-focus, var(--fg, #222));outline-offset:2px}.cell__body{padding:24px;font:400 16px/24px var(--font, inherit)}@media(max-width:639px){.cell__head{padding:12px 16px}.cell__body{padding:16px}}.cell__photos{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}.cell__photos figure{margin:0}.cell__photos img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px}.cell__photos figcaption{font:400 14px/18px var(--font, inherit);color:var(--muted, #6c6c6c);margin-top:6px}.cell__group{margin:0 0 24px}.cell__group:last-child{margin-bottom:0}.cell__group h4{margin:0 0 8px;font:500 16px/20px var(--font, inherit)}.cell__group ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}@media(min-width:640px){.cell__group ul{grid-template-columns:1fr 1fr}}.cell__review{padding:16px 0;border-top:1px solid var(--line, #ddd)}.cell__review:first-of-type{border-top:0;padding-top:0}.cell__review p{margin:0 0 8px}.cell__prose p{margin:0 0 16px;max-width:62ch}.cell__prose ul{margin:0 0 16px;padding-left:1.2em}.cell__prose>:last-child{margin-bottom:0}.cell__count{color:var(--muted, #6c6c6c);font:400 14px/18px var(--font, inherit);margin:0 0 16px}.media__open{position:absolute;inset:0;border:0;background:transparent;padding:0;cursor:zoom-in}.media__open:focus-visible{outline:3px solid var(--fg, #222);outline-offset:-3px}.media__open:after{content:"";position:absolute;inset:0;background:#0000;transition:background .15s ease}.media__open:hover:after{background:#0000001f}@media(prefers-reduced-motion:reduce){.media__open:after{transition:none}}.media__caption{z-index:1}.cell__photo{margin:0}.cell__photo img{display:block;width:100%;max-height:70svh;object-fit:contain;border-radius:var(--radius-sm, 8px);background:var(--line-light, #f2f2f2)}.cell__photo figcaption{margin-top:12px;font:500 16px/20px var(--font, inherit)}.cell__nav{display:flex;gap:8px;margin-top:16px}:root{color-scheme:light dark;--ground: #ffffff;--card: #ffffff;--card-2: #f9f9f9;--card-3: #f0f0f0;--ink: #1b1b1b;--ink-soft: #2e2e2e;--muted: #5b616b;--line: #d6d7d9;--blue: #00599c;--blue-ink: #00599c;--navy: #002d62;--gold: #c9a227;--banner: #f2eee6;--font: "Source Sans 3", "Source Sans Pro", "Helvetica Neue", Helvetica, Arial, sans-serif;--measure: 66ch;--radius: 8px;--bg: var(--card);--fg: var(--ink);--btn: var(--card-2);--line-light: var(--line);--tag-bg: var(--ink);--tag-fg: var(--card)}@media(prefers-color-scheme:dark){:root{--ground: #121314;--card: #1b1c1e;--card-2: #242628;--card-3: #2d2f32;--ink: #f1f1f1;--ink-soft: #d9d9d9;--muted: #a9adb3;--line: #3c3f44;--blue: #4f9ee3;--blue-ink: #8cc1f0;--navy: #0b2244;--banner: #2a2721}}*{box-sizing:border-box}html{background:var(--ground);color:var(--ink)}body{margin:0;font:16px/1.5 var(--font)}a{color:var(--blue-ink)}:focus-visible{outline:3px solid var(--gold);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.skip{position:absolute;left:0;top:0;padding:.5rem 1rem;background:var(--navy);color:#fff;transform:translateY(-120%);z-index:3}.skip:focus{transform:none}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.note{margin:0;font-size:14px;color:var(--muted)}.centered{text-align:center}.wrap{width:min(100% - 32px,1140px);margin-inline:auto}.anchor{position:absolute;top:-80px}.gov{padding:6px 16px}.gov p{margin:0;font-size:13px;background:var(--card-3);color:var(--ink);text-align:center}.brand{background:var(--navy);color:#fff}.brand__row{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px}.wordmark{display:inline-flex;align-items:center;gap:10px;min-height:44px;font:700 22px/1 var(--font);letter-spacing:-.01em;color:#fff;text-decoration:none}.utility{margin:0;padding:0;list-style:none;display:none;gap:0;font-size:14px}.utility li{padding:0 12px;border-left:1px solid rgba(255,255,255,.35)}.utility li:first-child{border-left:0}@media(min-width:640px){.utility{display:flex}}.nav{background:#0a3c78}@media(prefers-color-scheme:dark){.nav{background:#10325e}}.nav__row{display:flex;align-items:center;justify-content:space-between;gap:16px}.nav ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap}.nav a,.nav__off{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;font:700 15px/1 var(--font);color:#fff;text-decoration:none}.nav a[aria-current]{background:var(--ground);color:var(--blue-ink)}.nav__off{color:#ffffffbf;cursor:default}.search{display:none;align-items:stretch}.search input{min-height:36px;width:220px;padding:0 10px;font:inherit;border:0;border-radius:4px 0 0 4px;background:#fff;color:#1b1b1b}.search button{min-width:44px;border:0;border-radius:0 4px 4px 0;background:var(--navy);color:#fff;font-size:18px;cursor:pointer}@media(min-width:640px){.search{display:flex}}.crumbs{margin-top:12px;font-size:14px}.crumbs ol{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:4px 8px}.crumbs li+li:before{content:"/";color:var(--muted);margin-right:8px}.crumbs a{text-decoration:none}.crumbs a:hover{text-decoration:underline}.page{padding:8px 0 32px}.page--side{display:grid;gap:24px;grid-template-columns:minmax(0,1fr)}@media(min-width:1100px){.page--side{grid-template-columns:240px minmax(0,1fr)}}.sidenav ul{margin:0;padding:0;list-style:none;display:grid}.sidenav li{border-bottom:1px solid var(--line)}.sidenav span{display:block;padding:10px 12px;font-weight:700;color:var(--ink)}.sidenav .is-here{border-left:4px solid var(--blue);background:var(--card-2)}@media(max-width:1099px){.sidenav ul{display:flex;flex-wrap:wrap;gap:4px}.sidenav li{border:1px solid var(--line);border-radius:999px}.sidenav span{padding:6px 12px;font-size:14px}}main{min-width:0}.title{margin:12px 0 8px;font:700 clamp(1.75rem,3vw,2.25rem)/1.2 var(--font);color:var(--ink)}.intro{max-width:var(--measure);margin:0 0 12px;font-size:17px}.hero-row{display:grid;gap:16px;grid-template-columns:minmax(0,1fr);margin-top:12px}@media(min-width:1100px){.hero-row{grid-template-columns:minmax(0,2fr) minmax(280px,1fr);align-items:start}}.band{margin-top:24px}.band__header{margin-bottom:12px}.band__header--quiet{display:none}.band__row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:4px 16px}.band__title{margin:0;font:700 clamp(1.25rem,2.2vw,1.5rem)/1.3 var(--font);color:var(--ink)}.band__title:after{content:"";display:block;width:40px;height:3px;margin-top:6px;background:var(--gold)}.band__kicker{display:block;font:600 13px/1.6 var(--font);text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.band__aside{font:600 15px/1.4 var(--font)}.band__lesson{max-width:var(--measure);margin:6px 0 0;font-size:16px;line-height:1.5;color:var(--ink-soft)}.band__note{margin:6px 0 0;font:12px/1.4 ui-monospace,monospace;color:var(--muted)}.band__wrap{width:100%}.stack{display:grid;gap:6px}.box{position:absolute;inset:3px;display:flex;flex-direction:column;padding:clamp(4px,7%,28px);overflow:hidden;container-type:size;background:var(--card-2);border:1px solid var(--line);border-radius:var(--radius);color:var(--ink-soft)}.box>:not(.box__imprint){position:relative;z-index:1}.box__imprint{position:absolute;right:-8%;bottom:-10%;width:72%;height:72%;color:var(--ink);opacity:.07;z-index:0;pointer-events:none}@media(prefers-color-scheme:dark){.box__imprint{opacity:.12}}.box--blue .box__imprint{color:#fff;opacity:.16}@container (max-width: 90px) or (max-height: 90px){.box__imprint{display:none}}.box--blue{background:var(--navy);color:#fff;border-color:var(--navy)}.box--blue .box__label,.box--blue .fit,.box--blue .box__body,.box--blue .box__source{color:inherit}.box__label{margin:0 0 .4em;font:600 clamp(.7rem,4cqmin,.9rem)/1.3 var(--font);letter-spacing:.04em;text-transform:uppercase;color:var(--muted);overflow-wrap:anywhere}.box__fit{flex:1 1 0;min-height:34%;position:relative;display:flex;align-items:center;overflow:hidden}.fit{display:block;margin:0;font-weight:700;line-height:1.02;letter-spacing:-.02em;white-space:pre-line;text-wrap:balance;transition:none!important;color:var(--ink)}.fit--num{white-space:pre;text-wrap:nowrap;font-variant-numeric:lining-nums tabular-nums}.fit--title{color:var(--blue-ink)}.fit--head{letter-spacing:-.02em}.box--blue .fit{color:#fff}.box__body{margin:.5em 0 0;font-size:clamp(.9rem,4.6cqmin,1.05rem);line-height:1.45;max-width:var(--measure);flex:0 0 auto;color:var(--ink-soft)}.box__body p{margin:0 0 .5em}.box__body p:last-child{margin-bottom:0}.box__list{margin:0;padding-left:1.1em}.box__list li{margin:0 0 .3em}.box__foot{margin-top:auto;padding-top:.5em;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.3em 1em;align-items:baseline;font-size:clamp(.75rem,4cqmin,.95rem)}.box__source{color:var(--muted);overflow-wrap:anywhere;min-width:0}.more{min-height:24px;font:700 1em/1 var(--font);color:var(--blue-ink);background:transparent;border:0;padding:.3em 0;cursor:pointer;text-decoration:underline}.more--link{text-decoration:underline}@container (max-height: 200px){.box__body{display:none}}@container (max-height: 320px){.box__body--long{display:none}}@container (min-height: 320.1px){.box__body--short:not(.box__body--untall){display:none}}@container (max-height: 480px){.box__body--tall{display:none}}@container (min-height: 480.1px){.box__body--untall{display:none}}@container (max-width: 110px) or (max-height: 90px){.box__body,.box__foot,.box__source{display:none}}@container (max-width: 64px) or (max-height: 64px){.box__label{display:none}}.box--blue .more{color:#fff}.where{margin:12px 0 0;padding:0 0 0 12px;border-left:3px solid var(--line);max-width:var(--measure);color:var(--ink-soft)}.notice{margin:12px 0 0;padding:12px 16px;background:var(--banner);border-left:4px solid var(--gold);border-radius:4px}.notice p{margin:0}.card{padding:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}.card--app{display:grid;gap:10px;justify-items:center;text-align:center;margin-top:24px}.card--app h2{margin:0;font:700 1.25rem/1.3 var(--font)}.card--app p{margin:0;max-width:32ch;font-size:15px}.card__phone{display:grid;gap:10px;justify-items:center;width:180px;padding:24px 14px;border-radius:22px;background:var(--navy);color:#fff;font:700 18px/1 var(--font)}.card__phone-line{display:block;width:100%;padding:6px 0 0;border-top:1px solid rgba(255,255,255,.3);font:400 13px/1.2 var(--font);text-align:left}.callout{margin:32px 0 0;padding:16px 0 16px 20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);border-left:4px solid var(--gold);display:grid;gap:8px 32px;grid-template-columns:minmax(0,1fr)}@media(min-width:640px){.callout{grid-template-columns:240px minmax(0,1fr);align-items:start}}.callout h2{margin:0;font:700 1.25rem/1.3 var(--font)}.callout p{margin:0 0 6px}.help{margin-top:32px}.help h2{font:700 1.5rem/1.3 var(--font);margin:0 0 12px}.help h2:after{content:"";display:block;width:40px;height:3px;margin:6px auto 0;background:var(--gold)}.tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:4px;border-bottom:1px solid var(--line);margin-bottom:12px}.tabs--line{justify-content:flex-start}.tab{min-height:44px;padding:0 14px;font:600 15px/1 var(--font);color:var(--blue-ink);background:transparent;border:0;border-bottom:3px solid transparent;cursor:pointer}.tab[aria-selected=true]{color:var(--ink);border-bottom-color:var(--blue)}.accordion{max-width:760px;margin:0 auto;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.accordion details{border-top:1px solid var(--line)}.accordion details:first-child{border-top:0}.accordion summary{padding:12px 16px;font-weight:700;cursor:pointer;min-height:44px}.accordion summary:hover{background:var(--card-2)}.accordion p{margin:0;padding:0 16px 14px;max-width:var(--measure)}.reviewed{margin:24px 0 0;padding:12px 16px;border:1px solid var(--line);border-radius:var(--radius);font-size:14px}.related{margin-top:24px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card-2)}.related h2{margin:0 0 8px;font:700 1.1rem/1.3 var(--font)}.related ul{margin:0;padding-left:1.1em}.prose{margin-top:24px;max-width:var(--measure)}.prose h2{font:700 1.25rem/1.3 var(--font);margin:0 0 8px}.prose ul{padding-left:1.1em}.cell{background:var(--card);border-radius:var(--radius)}.cell__title{font:700 18px/1.3 var(--font);color:var(--ink)}.cell__body{max-width:var(--measure);font-size:17px;line-height:1.55;color:var(--ink-soft)}.cell__body p{margin:0 0 .8em}.cell__body p:last-child{margin:0}.cell__body ul{margin:0 0 .8em;padding-left:1.2em}.cell__kicker{font:600 13px/1.6 var(--font);text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.foot{margin-top:40px;background:var(--card-3);border-top:6px solid var(--navy)}.foot__cols{display:grid;gap:16px 24px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));padding:24px 0}.foot h2{margin:0 0 8px;font:700 13px/1.4 var(--font);text-transform:uppercase;letter-spacing:.06em;color:var(--ink)}.foot ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:14px}.colophon{padding:16px 0 32px;font-size:14px;color:var(--ink-soft);border-top:1px solid var(--line)}.colophon p{margin:0;max-width:100ch}:root{--cta2-font: 700 16px/1 var(--font);--cta2-pad: 0 18px;--cta2-min-h: 44px;--cta2-color: var(--blue-ink);--cta2-bg: transparent;--cta2-border: 2px solid var(--blue);--cta2-radius: 4px;--cta2-hover-bg: color-mix(in srgb, var(--blue) 12%, transparent)}.showonly{font-weight:600}