:root{--color-canvas:#f6f5f1;--color-surface:#fdfdfb;--color-text:#1c2622;--color-text-soft:#37423d;--color-muted:#67716c;--color-faint:#98a19c;--color-subtle-text:#68726d;--color-rule:#dedad1;--color-rule-strong:#c6c1b6;--color-accent:#0c6b5c;--color-accent-hover:#095748;--color-accent-soft:#e6efea;--color-deep-rule:#3a453f;--color-deep-muted:#aeb8b2;--color-focus:#0b6fd3;--font-display:"Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--font-sans:ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--space-12:3rem;--space-16:4rem;--content-width:67.5rem;color-scheme:light;font-family:var(--font-sans);color:var(--color-text);background:var(--color-canvas);font-synthesis:none;text-rendering:optimizelegibility}*,:before,:after{box-sizing:border-box}html{background:var(--color-canvas);scroll-behavior:smooth}body{background:var(--color-canvas);min-height:100vh;color:var(--color-text);overflow-wrap:anywhere;-webkit-font-smoothing:antialiased;margin:0;font-size:1rem;line-height:1.6}main{min-width:0}h1,h2,h3,p{margin-block-start:0}h1,.display-heading{font-family:var(--font-display);letter-spacing:-.02em;font-size:clamp(2.35rem,3.8vw,3.15rem);font-weight:500;line-height:1.08}a{color:inherit;text-underline-offset:.2em}a:hover{color:var(--color-accent-hover)}:where(a,button,summary,input,select,textarea):focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}svg{display:block}.site-wrap{width:min(100% - 2.5rem, var(--content-width));margin-inline:auto}.reading-column{width:min(100%,45rem)}.skip-link{z-index:10;top:var(--space-3);left:var(--space-3);min-height:2.75rem;padding:var(--space-2) var(--space-4);border:2px solid var(--color-text);background:var(--color-surface);color:var(--color-text);font-weight:700;position:absolute;transform:translateY(calc(-100% - 2rem))}.skip-link:focus{transform:translateY(0)}.site-header{border-bottom:1px solid var(--color-rule)}.site-header__inner{justify-content:space-between;align-items:center;gap:var(--space-6);min-height:4.125rem;display:flex}.wordmark{min-height:2.75rem;color:var(--color-text);letter-spacing:-.015em;align-items:center;gap:.6875rem;font-size:1.0625rem;font-weight:700;text-decoration:none;display:inline-flex}.brand-mark{width:1.5rem;color:var(--color-text);flex:none;display:inline-block}.brand-mark svg{fill:none;stroke:currentColor;stroke-linecap:square;stroke-width:1.7px;width:100%;overflow:visible}.brand-mark .brand-mark__base{fill:var(--color-canvas);stroke:none}.brand-mark .brand-mark__accent{fill:var(--color-accent);stroke:none}.brand-mark .brand-mark__outline,.brand-mark .brand-mark__divider{fill:none;stroke:currentColor}.site-nav{align-items:center;gap:var(--space-8);display:flex}.site-nav a,.site-menu a,.site-menu summary{min-width:2.75rem;min-height:2.75rem;color:var(--color-text-soft);align-items:center;font-size:.90625rem;font-weight:600;text-decoration:none;display:inline-flex}.site-menu{display:none}.site-menu summary{cursor:pointer;min-width:2.75rem;list-style-position:outside}.site-menu nav{border-top:1px solid var(--color-rule)}.site-menu nav a{border-bottom:1px solid var(--color-rule);display:flex}.site-menu__label{margin:var(--space-4) 0 var(--space-1);color:var(--color-muted);letter-spacing:.1em;text-transform:uppercase;font-size:.75rem;font-weight:700}.site-footer{border-top:1px solid var(--color-rule)}.site-footer>.site-wrap{padding-block:var(--space-12) var(--space-8)}.site-footer__grid{gap:var(--space-12);grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));display:grid}.site-footer__brand p{max-width:18rem;margin:var(--space-2) 0 0;color:var(--color-muted);font-size:.8125rem}.footer-links h2{margin:0 0 var(--space-3);color:var(--color-muted);font-family:var(--font-sans);letter-spacing:.1em;text-transform:uppercase;font-size:.6875rem;font-weight:700}.footer-links ul,.related-tools ul,.breadcrumbs ol{margin:0;padding:0;list-style:none}.footer-links a{min-width:2.75rem;min-height:2.75rem;color:var(--color-text-soft);align-items:center;font-size:.84375rem;text-decoration:none;display:inline-flex}.site-footer__legal{margin:var(--space-8) 0 0;padding-top:var(--space-4);border-top:1px solid var(--color-rule);color:var(--color-muted);font-size:.78125rem}.breadcrumbs{margin-bottom:var(--space-6);color:var(--color-muted);font-size:.875rem}.breadcrumbs ol{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.breadcrumbs li+li:before{content:"/";margin-right:var(--space-2);color:var(--color-faint)}.breadcrumbs a,.breadcrumbs span{align-items:center;min-width:2.75rem;min-height:2.75rem;display:inline-flex}.coverage-notice{padding:var(--space-6);border:1px solid var(--color-text-soft);border-left:.25rem solid var(--color-accent);background:var(--color-text);color:var(--color-surface)}.coverage-notice h2{margin-bottom:var(--space-2);font-family:var(--font-sans);font-size:1rem}.coverage-notice p{margin-bottom:var(--space-2);color:var(--color-rule)}.coverage-notice a{min-height:2.75rem;color:var(--color-accent-soft);align-items:center;font-weight:650;display:inline-flex}.coverage-notice a:hover{color:var(--color-surface)}.coverage-notice a:focus-visible{outline-color:var(--color-surface)}.coverage-notice--compact{align-items:center;gap:var(--space-3) var(--space-4);padding:var(--space-2) var(--space-4);border-color:var(--color-text-soft);border-left-color:var(--color-accent);background:var(--color-text);color:var(--color-surface);grid-template-columns:auto minmax(0,1fr) auto;display:grid}.coverage-notice--compact h2,.coverage-notice--compact p{margin:0}.coverage-notice--compact h2{color:var(--color-surface);letter-spacing:.09em;text-transform:uppercase;font-size:.6875rem;font-weight:800}.coverage-notice--compact p{color:var(--color-rule);font-size:.8125rem}.coverage-notice--compact a{min-height:2.25rem;color:var(--color-accent-soft);font-size:.8125rem}.coverage-notice--compact a:hover{color:var(--color-surface)}@media (width<=640px){.coverage-notice--compact{grid-template-columns:minmax(0,1fr) auto;row-gap:.125rem}.coverage-notice--compact h2{grid-column:1/-1}}.tool-row{border-bottom:1px solid var(--color-rule-strong);min-width:0;color:var(--color-text);grid-template-columns:8rem minmax(0,1fr) minmax(10rem,auto) 2.5rem;align-items:stretch;text-decoration:none;display:grid}a.tool-row:hover{background:var(--color-surface)}.tool-row__category{padding:1.6875rem var(--space-4) 0 0;color:var(--color-muted);letter-spacing:.1em;text-transform:uppercase;font-size:.71875rem;font-weight:700}.tool-row__copy{min-width:0;padding:var(--space-6);border-left:1px solid var(--color-rule)}.tool-row__scope{color:var(--color-accent);letter-spacing:.1em;text-transform:uppercase;font-size:.65625rem;font-weight:700}.tool-row h3{margin:var(--space-2) 0 0;font-family:var(--font-sans);letter-spacing:-.02em;font-size:1.3125rem;line-height:1.3}.tool-row__description{max-width:25rem;margin-top:var(--space-1);color:var(--color-muted);font-size:.84375rem;display:block}.tool-row__example{min-width:0;padding:var(--space-6);border-left:1px solid var(--color-rule);color:var(--color-muted);font-variant-numeric:tabular-nums;letter-spacing:.06em;text-transform:uppercase;flex-direction:column;justify-content:center;align-items:flex-end;font-size:.6875rem;display:flex}.tool-row__example strong{color:var(--color-accent-hover);text-align:right;text-transform:none;font-size:1.25rem;line-height:1.25}.tool-row__city-times{margin-top:var(--space-2);color:var(--color-text);letter-spacing:normal;text-transform:none;grid-template-columns:repeat(4,auto);align-self:stretch;display:grid}.tool-row__city-times>span{min-width:0;padding-inline:var(--space-3);border-left:1px solid var(--color-rule)}.tool-row__city-times>span:first-child{border-left:0;padding-left:0}.tool-row__city-times b,.tool-row__city-times small{display:block}.tool-row__city-times b{font-variant-numeric:tabular-nums;font-size:1.125rem}.tool-row__city-times small{color:var(--color-subtle-text);letter-spacing:.06em;text-transform:uppercase;margin-top:.125rem;font-size:.5625rem;font-weight:700}.tool-row__arrow,.tool-row__status{justify-content:flex-end;align-items:center;display:flex}.tool-row__arrow{font-size:1.375rem}.tool-row__status{min-width:7rem;padding-inline:var(--space-4);color:var(--color-muted);text-transform:uppercase;font-size:.75rem;font-weight:700}.tool-row--planned{grid-template-columns:8rem minmax(0,1fr) minmax(10rem,auto) minmax(7rem,auto)}.related-tools{border-top:2px solid var(--color-text)}.related-tools h2{margin-block:var(--space-4);font-family:var(--font-sans);letter-spacing:.09em;text-transform:uppercase;font-size:.8125rem}.related-tools li{border-top:1px solid var(--color-rule)}.related-tools a,.related-tools__planned{justify-content:space-between;align-items:center;gap:var(--space-4);min-height:3.5rem;text-decoration:none;display:flex}.related-tools__planned{color:var(--color-text-soft)}.related-tools__planned small{color:var(--color-muted);letter-spacing:.08em;text-transform:uppercase;font-size:.6875rem;font-weight:700}.home-hero{border-bottom:1px solid var(--color-rule)}.home-hero__grid{gap:var(--space-16);padding-block:var(--space-8) var(--space-6);grid-template-columns:minmax(0,1fr) 17.5rem;display:grid}.home-hero__copy{align-self:center}.home-eyebrow,.info-page__eyebrow{color:var(--color-accent);letter-spacing:.15em;text-transform:uppercase;margin-bottom:.875rem;font-size:.75rem;font-weight:700}.home-hero h1{max-width:38rem}.home-hero__lede{max-width:34rem;margin-block:var(--space-4) 0;color:var(--color-muted);font-size:1.0625rem}.home-text-link{align-items:center;gap:var(--space-2);min-height:2.75rem;margin-top:var(--space-3);border-bottom:1px solid var(--color-rule-strong);color:var(--color-text-soft);font-size:.9375rem;font-weight:650;text-decoration:none;display:inline-flex}.reference-instrument{min-width:0;padding-top:var(--space-4);border-top:2px solid var(--color-text);align-self:center}.reference-instrument__head{color:var(--color-subtle-text);letter-spacing:.12em;text-transform:uppercase;justify-content:space-between;font-size:.6875rem;font-weight:700;display:flex}.reference-instrument__time{margin-top:var(--space-3);font-variant-numeric:tabular-nums;letter-spacing:-.04em;font-size:2.25rem;font-weight:560;line-height:1;display:block}.reference-instrument__date{color:var(--color-muted);margin-block:.375rem 0;font-size:.8125rem}.reference-instrument dl{border-top:1px solid var(--color-rule);margin-block:.875rem 0}.reference-instrument dl>div{justify-content:space-between;align-items:baseline;gap:var(--space-4);border-bottom:1px solid var(--color-rule);padding-block:.5625rem;font-size:.8125rem;display:flex}.reference-instrument dt{color:var(--color-muted)}.reference-instrument dd{font-variant-numeric:tabular-nums;white-space:nowrap;margin:0;font-weight:650}.reference-instrument dd small{margin-left:var(--space-1);color:var(--color-subtle-text);font-size:.6875rem;font-weight:500}.home-tools{padding-block:var(--space-6) var(--space-16)}.home-tools__head{justify-content:space-between;align-items:baseline;gap:var(--space-4);padding-bottom:.875rem;display:flex}.home-tools__head h2{font-family:var(--font-sans);letter-spacing:.09em;text-transform:uppercase;margin:0;font-size:.8125rem;font-weight:700}.home-tools__head p{color:var(--color-subtle-text);margin:0;font-size:.78125rem}.home-tools__list{border-top:2px solid var(--color-text)}.home-promises{border-top:1px solid var(--color-rule)}.home-promises__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem;padding-block:1.875rem 2.125rem;display:grid}.home-promise h2{font-family:var(--font-sans);align-items:center;gap:.5625rem;margin:0;font-size:.90625rem;font-weight:700;display:flex}.home-promise h2:before{background:var(--color-accent);content:"";border-radius:50%;flex:none;width:.4375rem;height:.4375rem}.home-promise p{color:var(--color-muted);margin-block:.4375rem 0;font-size:.84375rem}.home-promise a{color:var(--color-accent-hover)}.home-clarity{background:var(--color-text);color:var(--color-surface)}.home-clarity__grid{padding-block:var(--space-16) 4.25rem;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:4.5rem;display:grid}.home-clarity h2{margin-bottom:0;font-size:1.75rem}.home-clarity p{max-width:34rem;margin-block:var(--space-4) 0;color:var(--color-deep-muted);font-size:.875rem}.home-clarity__links{align-self:center}.home-clarity__links a{justify-content:space-between;align-items:center;gap:var(--space-4);border-top:1px solid var(--color-deep-rule);min-height:3.25rem;color:var(--color-surface);padding-inline:.125rem;font-size:.90625rem;font-weight:600;text-decoration:none;display:flex}.home-clarity__links a:last-child{border-bottom:1px solid var(--color-deep-rule)}.home-clarity__links a:hover{color:var(--color-surface)}.home-clarity__links a:focus-visible{outline-color:var(--color-surface)}.home-clarity__links a span:last-child{color:var(--color-deep-muted)}.info-page{padding-block:var(--space-12) var(--space-16)}.info-page__header{padding-bottom:var(--space-8);border-bottom:2px solid var(--color-text)}.info-page__header h1{margin-bottom:0}.info-page__header>p:last-child{max-width:40rem;margin-block:var(--space-4) 0;color:var(--color-muted);font-size:1.0625rem}.info-section{padding-block:var(--space-8);border-bottom:1px solid var(--color-rule)}.info-section h2,.info-note h2{margin-bottom:var(--space-3);font-family:var(--font-sans);font-size:1.25rem;line-height:1.3}.info-section p,.info-section ul,.info-section ol,.info-note p{margin-block:var(--space-3) 0}.info-section li+li{margin-top:var(--space-2)}.info-section a,.info-page__header a{color:var(--color-accent-hover)}.info-note{margin-top:var(--space-8);padding:var(--space-6);border-left:.25rem solid var(--color-accent);background:var(--color-accent-soft)}.not-found-page{min-height:55vh;padding-block:var(--space-16)}.not-found-page>div{padding-bottom:var(--space-8);border-bottom:2px solid var(--color-text)}.not-found-page h1{margin-bottom:var(--space-4)}.smoke-page{min-height:50vh;padding-block:var(--space-16)}@media (width<=56.25rem){.home-hero__grid{padding-block:var(--space-8) var(--space-6);grid-template-columns:minmax(0,1fr) 15rem;gap:2.25rem}.home-clarity__grid{grid-template-columns:1fr;gap:2.25rem}.tool-row,.tool-row--planned{grid-template-columns:6.5rem minmax(0,1fr) minmax(7rem,auto)}.tool-row__example{border-left:1px solid var(--color-rule);grid-column:2;align-items:flex-start;padding-top:0}.tool-row__example strong{text-align:left}.tool-row__arrow,.tool-row__status{grid-area:1/3}}@media (width<=40rem){.site-wrap{width:min(100% - 2rem, var(--content-width))}.site-header__inner{gap:0 var(--space-4);flex-wrap:wrap}.site-nav--desktop{display:none}.site-menu{display:block}.site-menu[open]{flex-basis:100%}.site-menu[open] summary{width:fit-content;margin-left:auto}.site-menu nav{padding-bottom:var(--space-4)}.site-footer__grid{gap:var(--space-8) var(--space-6);grid-template-columns:1fr 1fr}.site-footer__brand{grid-column:1/-1}.home-hero__grid{padding-block:1.75rem var(--space-6);grid-template-columns:1fr;gap:1.625rem}.home-hero h1{font-size:2.35rem}.reference-instrument{column-gap:var(--space-6);grid-template-columns:minmax(0,1fr) minmax(0,1fr);display:grid}.reference-instrument__head{grid-column:1/-1}.reference-instrument__time{grid-area:2/1}.reference-instrument__date{grid-area:3/1}.reference-instrument dl{margin-top:var(--space-2);grid-area:2/2/4}.reference-instrument dl>div{display:block}.reference-instrument dd{white-space:normal;margin-top:.125rem}.reference-instrument dd small{margin-left:0;display:block}.home-tools{padding-block:2.125rem var(--space-12)}.home-tools__head{flex-direction:column;align-items:flex-start;gap:.1875rem}.home-promises__grid{grid-template-columns:1fr;gap:1.375rem}.home-clarity__grid{padding-block:var(--space-12)}.home-clarity h2{font-size:1.5rem}.info-page,.not-found-page{padding-block:var(--space-8) var(--space-12)}.tool-row,.tool-row--planned{grid-template-columns:5.5rem minmax(0,1fr)}.tool-row__category{padding-right:var(--space-2);font-size:.65625rem}.tool-row__copy{padding:1.125rem var(--space-3)}.tool-row__example{padding:0 var(--space-3) 1.25rem}.tool-row__arrow,.tool-row__status{min-height:2.75rem;padding:0 var(--space-3) var(--space-3);border-left:1px solid var(--color-rule);grid-area:auto/2;justify-content:flex-start}.tool-row__city-times{gap:var(--space-3) 0;grid-template-columns:repeat(2,minmax(0,1fr))}.tool-row__city-times>span:nth-child(3){border-left:0;padding-left:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (forced-colors:active){.site-header,.site-footer,.coverage-notice,.tool-row,.tool-row__copy,.tool-row__example,.related-tools{border-color:canvastext}.brand-mark .brand-mark__accent{fill:highlight}.coverage-notice{color:canvastext;background:canvas}.coverage-notice p{color:canvastext}.coverage-notice a{color:linktext}}