:root{--green:#0f4d2e;--green-2:#176b43;--sage:#eaf1e8;--sage-2:#f4f7f2;--sand:#d9b37c;--ink:#171b19;--muted:#68716c;--line:#d9dfda;--paper:#fff;--ground:#f7f8f6;--radius:12px;--shadow:0 8px 28px rgba(18,47,31,.07)}
*{box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{margin:0;background:var(--ground);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}h1,h2,h3,b,strong,.button,button{font-family:Poppins,Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(2.35rem,4vw,4rem);line-height:1.04;letter-spacing:-.045em;margin-bottom:18px}h2{font-size:clamp(1.55rem,2.2vw,2.25rem);line-height:1.16;letter-spacing:-.025em}h3{font-size:1.05rem;line-height:1.3}a{color:inherit}svg{width:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:3px solid #d19a45;outline-offset:3px}
.site-header{background:#fff}.primary-header{max-width:1360px;min-height:84px;margin:auto;padding:12px 24px;display:grid;grid-template-columns:320px 1fr minmax(320px,430px);gap:30px;align-items:center}.logo img{display:block;width:290px;max-height:62px;object-fit:contain;object-position:left center}.primary-header nav{display:flex;justify-content:center;gap:34px}.primary-header nav a{text-decoration:none;font-weight:700;font-size:.94rem}.primary-header nav a span{margin-left:5px}.search{height:46px;display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#fff}.search input{border:0;min-width:0;flex:1;padding:0 16px;font:inherit}.search button{width:52px;border:0;background:var(--green);color:#fff;display:grid;place-items:center}.menu{display:none;background:none;border:0}.material-nav{min-height:44px;background:linear-gradient(90deg,#0c4127,#0f5833);color:#fff;display:flex;align-items:center;justify-content:center;gap:clamp(22px,4vw,60px);padding:0 22px;overflow:auto}.material-nav a{display:flex;gap:9px;align-items:center;white-space:nowrap;text-decoration:none;font-weight:700;font-size:.88rem}.material-nav svg{width:18px}
main{min-height:60vh}.home-intro{max-width:1360px;margin:auto;min-height:490px;display:grid;grid-template-columns:52% 48%;background:#fff;overflow:hidden}.home-intro>div{padding:78px 60px}.home-intro>div>p:not(.eyebrow){font-size:1.15rem;max-width:630px;color:#4f5853}.home-intro img{width:100%;height:100%;object-fit:cover;clip-path:polygon(17% 0,100% 0,100% 100%,0 100%)}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--green);font-weight:800;font-size:.76rem}.actions{display:flex;gap:12px;margin-top:30px}.button{display:inline-flex;padding:13px 20px;background:var(--green);color:#fff;border-radius:6px;text-decoration:none;font-weight:700}.button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);max-width:1360px;margin:auto;padding:18px 38px}.trust>div{display:flex;align-items:center;justify-content:center;gap:12px;border-right:1px solid var(--line)}.trust>div:last-child{border:0}.round-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--sage);color:var(--green);font-weight:900}.trust p{margin:0}.trust b,.trust small{display:block}.trust small{color:var(--muted);font-size:.76rem}.section,.explain,.gravel-content{max-width:1240px;margin:0 auto;padding:70px 24px}.section>h2{margin-bottom:28px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tool-card{display:flex;gap:15px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;box-shadow:0 2px 8px rgba(0,0,0,.025)}.tool-card>span{flex:0 0 44px;height:44px;border-radius:50%;background:var(--sage);display:grid;place-items:center;color:var(--green)}.tool-card h3{margin:0 0 7px}.tool-card p{color:var(--muted);font-size:.9rem}.tool-card b{color:var(--green);font-size:.88rem}.explain{display:grid;grid-template-columns:1fr 1fr;gap:70px;background:var(--green);color:#fff;max-width:none;padding-left:max(24px,calc((100% - 1192px)/2));padding-right:max(24px,calc((100% - 1192px)/2))}.explain p{color:#dfece4}.explain ol{list-style:none;margin:0;padding:0}.explain li{display:grid;gap:3px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.2)}.explain li span{color:#dfece4}
.breadcrumbs{max-width:1360px;margin:auto;height:48px;display:flex;gap:12px;align-items:center;padding:0 24px;background:#fff;font-size:.86rem;color:#59625d}.breadcrumbs a{display:flex;align-items:center;gap:7px;text-decoration:none}.breadcrumbs svg{width:16px;color:var(--green)}.breadcrumbs i{font-style:normal;color:#9ca39f}.calculator-mast{max-width:1360px;margin:auto;min-height:210px;background:#fff;display:grid;grid-template-columns:56% 44%;overflow:hidden}.calculator-mast>div{padding:38px 42px}.calculator-mast p{max-width:700px;font-size:1.04rem;color:#4e5752}.calculator-mast img{width:100%;height:100%;object-fit:cover;clip-path:polygon(20% 0,100% 0,100% 100%,0 100%)}.calculator-workspace{max-width:1360px;margin:24px auto;display:grid;grid-template-columns:minmax(310px,4fr) minmax(430px,5fr) minmax(270px,3fr);gap:18px;padding:0 24px;align-items:start}.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 2px 12px rgba(20,44,30,.035)}.panel-heading{display:flex;gap:13px;align-items:center;margin-bottom:20px}.panel-heading>span{flex:0 0 44px;height:44px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-size:1.35rem}.panel-heading h2{font-size:1.3rem;margin:0}.panel-heading p{color:var(--muted);margin:2px 0 0;font-size:.88rem}.fields{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{margin-bottom:13px}.field.full{grid-column:1/-1}.field label{display:block;font-weight:700;font-size:.8rem;margin-bottom:6px}.field small{display:block;color:var(--muted);margin-top:5px}.field input,.field select{font:inherit;border:1px solid #cfd6d1;background:#fff;border-radius:6px;height:44px;padding:0 11px;width:100%}.input-unit{display:flex}.input-unit input{border-radius:6px 0 0 6px}.input-unit select,.unit-static{flex:0 0 74px;border-radius:0 6px 6px 0;border-left:0}.unit-static{height:44px;border:1px solid #cfd6d1;border-left:0;display:grid;place-items:center;background:#f8faf8}.wide-unit{flex-basis:82px;font-size:.85rem}details{border-top:1px solid var(--line);padding-top:13px;margin:4px 0 15px}summary{font-weight:700;cursor:pointer;margin-bottom:12px}.calculate,.reset{width:100%;height:46px;border-radius:6px;font-size:.92rem;font-weight:800}.calculate{background:var(--green);color:#fff;border:0;margin-bottom:8px}.reset{background:#fff;border:1px solid var(--line)}.form-errors{color:#9d231f;font-weight:700;font-size:.85rem;margin-top:9px}.results.empty{min-height:380px;display:grid;place-items:center;text-align:center;background:var(--sage-2);border-top:7px solid var(--green);border-radius:10px;color:var(--muted);padding:30px}.result-primary{background:var(--sage-2);border:1px solid #d7e1d5;border-radius:8px;padding:24px;text-align:center;margin-bottom:13px}.result-primary small{display:block;color:#4e5d53;font-weight:700}.result-primary strong{display:block;color:#075333;font-size:clamp(3rem,5.2vw,4.9rem);line-height:1.05;letter-spacing:-.06em}.result-primary strong sup{font-size:.48em}.result-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:9px}.result-tile{border:1px solid var(--line);border-radius:8px;padding:14px 8px;text-align:center}.result-tile b{font-size:1.35rem;color:var(--green);display:block}.result-tile small{display:block;color:var(--muted);font-size:.73rem}.breakdown{margin-top:13px;border:1px solid var(--line);border-radius:8px;padding:15px}.breakdown h3{margin-bottom:9px}.breakdown p{display:flex;justify-content:space-between;gap:20px;border-bottom:1px dotted #aeb8b1;margin:0;padding:7px 0;font-size:.86rem}.breakdown p:last-child{font-weight:800;border:0}.assumption{font-size:.76rem;color:var(--muted);margin:10px 2px 0}.rail{display:grid;gap:16px}.rail h2{font-size:1.08rem}.rail p,.rail li{font-size:.86rem}.rail ul{padding-left:19px}.rail>a,.rail section>a{font-size:.86rem;color:var(--green);font-weight:800;text-decoration:none}.related a{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding:9px 0}.below{max-width:1360px;margin:0 auto 24px;padding:0 24px;display:grid;grid-template-columns:2fr 1fr;gap:18px}.steps ol{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;padding:0;margin:0;gap:12px}.steps li{display:flex;gap:11px}.steps li>b{flex:0 0 34px;width:34px;height:34px;border-radius:50%;background:var(--sage);color:var(--green);display:grid;place-items:center}.steps strong,.steps span{display:block}.steps span{font-size:.82rem;color:var(--muted)}.steps strong{color:var(--ink);margin-bottom:3px}.notes ul{margin-bottom:0;padding-left:20px;font-size:.87rem}.gravel-content{display:grid;grid-template-columns:repeat(2,1fr);gap:45px;padding-top:46px}.gravel-content article{min-width:0}.gravel-content p,.gravel-content li{color:#4f5953}.gravel-content .wide{grid-column:1/-1}.example{background:var(--sage-2);border-left:5px solid var(--green);padding:22px;border-radius:0 8px 8px 0}.faq details{border-top:1px solid var(--line);padding:14px 0;margin:0}.faq summary{margin:0}.faq details p{margin:10px 0 0}
footer{background:#0b462a;color:#fff}.footer-main{max-width:1240px;margin:auto;display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:55px;padding:48px 24px 34px}.footer-main section{display:flex;flex-direction:column;align-items:flex-start}.footer-main h2{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:13px}.footer-main a{color:#fff;text-decoration:none;font-size:.86rem;margin:4px 0}.footer-main p{color:#d7e7dd;font-size:.86rem;max-width:260px}.footer-brand{display:flex;align-items:center;gap:11px}.footer-brand img{width:55px;height:55px;object-fit:contain;mix-blend-mode:screen}.footer-brand b{display:block;font-size:1.42rem}.footer-brand small{display:block;color:#d7e7dd}.footer-bottom{max-width:1240px;margin:auto;padding:17px 24px;border-top:1px solid rgba(255,255,255,.2);display:flex;justify-content:space-between;color:#c9dbd0;font-size:.75rem}
@media(max-width:1000px){.primary-header{grid-template-columns:250px 1fr auto}.logo img{width:235px}.primary-header nav{display:none}.menu{display:block}.search{max-width:380px}.material-nav{justify-content:flex-start}.home-intro{grid-template-columns:1fr}.home-intro>div{padding:55px 35px}.home-intro img{height:300px;clip-path:none}.calculator-workspace{grid-template-columns:1fr 1.25fr}.rail{grid-column:1/-1;grid-template-columns:1fr 1fr}.below{grid-template-columns:1fr}.footer-main{grid-template-columns:1.5fr repeat(3,1fr);gap:25px}}
@media(max-width:700px){h1{font-size:2.25rem}.primary-header{min-height:70px;padding:9px 16px;grid-template-columns:1fr auto}.logo img{width:215px;height:50px}.search{display:none}.material-nav{padding:0 16px;gap:25px}.material-nav a{padding:12px 0}.breadcrumbs{height:44px;padding:0 16px}.calculator-mast{display:block}.calculator-mast>div{padding:27px 18px 22px}.calculator-mast img{height:160px;clip-path:none}.trust{display:flex;overflow:auto;padding:13px 16px;gap:22px}.trust>div{min-width:190px;justify-content:flex-start;padding-right:20px}.home-intro>div{padding:42px 18px}.home-intro img{height:220px}.actions{flex-direction:column;align-items:stretch;text-align:center}.section,.explain,.gravel-content{padding:45px 18px}.tool-grid{grid-template-columns:1fr}.explain{grid-template-columns:1fr;gap:20px}.calculator-workspace{grid-template-columns:1fr;margin:16px auto;padding:0 12px}.estimate{grid-row:2}.rail{grid-column:auto;grid-template-columns:1fr}.below{padding:0 12px;gap:14px}.steps ol{grid-template-columns:1fr 1fr}.gravel-content{grid-template-columns:1fr;gap:22px}.gravel-content .wide{grid-column:auto}.result-tiles{grid-template-columns:1fr 1fr}.footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:38px 20px}.footer-main section:first-child{grid-column:1/-1}.footer-bottom{display:grid;gap:7px;padding:16px 20px}}
@media(max-width:390px){.fields{grid-template-columns:1fr}.steps ol{grid-template-columns:1fr}.result-primary strong{font-size:3.35rem}.footer-main{grid-template-columns:1fr}.footer-main section:first-child{grid-column:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.force-mobile body{width:390px}.force-mobile h1{font-size:2.25rem}.force-mobile .primary-header{min-height:70px;padding:9px 16px;grid-template-columns:1fr auto}.force-mobile .logo img{width:215px;height:50px}.force-mobile .primary-header nav,.force-mobile .search{display:none}.force-mobile .menu{display:block}.force-mobile .material-nav{justify-content:flex-start;padding:0 16px;gap:25px}.force-mobile .breadcrumbs{height:44px;padding:0 16px}.force-mobile .calculator-mast{display:block}.force-mobile .calculator-mast>div{padding:27px 18px 22px}.force-mobile .calculator-mast img{height:160px;clip-path:none}.force-mobile .trust{display:flex;overflow:auto;padding:13px 16px;gap:22px}.force-mobile .trust>div{min-width:190px;justify-content:flex-start;padding-right:20px}.force-mobile .home-intro{grid-template-columns:1fr}.force-mobile .home-intro>div{padding:42px 18px}.force-mobile .home-intro img{height:220px;clip-path:none}.force-mobile .actions{flex-direction:column;align-items:stretch;text-align:center}.force-mobile .section,.force-mobile .explain,.force-mobile .gravel-content{padding:45px 18px}.force-mobile .tool-grid,.force-mobile .explain,.force-mobile .gravel-content{grid-template-columns:1fr}.force-mobile .calculator-workspace{grid-template-columns:1fr;margin:16px auto;padding:0 12px}.force-mobile .estimate{grid-row:2}.force-mobile .rail{grid-column:auto;grid-template-columns:1fr}.force-mobile .below{padding:0 12px;grid-template-columns:1fr}.force-mobile .steps ol,.force-mobile .result-tiles{grid-template-columns:1fr 1fr}.force-mobile .footer-main{grid-template-columns:1fr 1fr;gap:30px;padding:38px 20px}.force-mobile .footer-main section:first-child{grid-column:1/-1}.force-mobile .footer-bottom{display:grid;gap:7px;padding:16px 20px}.force-mobile .prose{padding:34px 18px 60px}
.prose{max-width:1040px;margin:0 auto;padding:48px 24px 80px}.prose>.lead{font-size:1.2rem;color:var(--muted);max-width:800px}.prose>section{margin:38px 0}.prose>section p,.prose>section li{color:#4f5953}.directory-page{max-width:1240px}.directory-page .tool-grid{margin:30px 0 50px}.conversion-box{max-width:720px}.conversion-box .conversion-result{margin-top:18px}.benchmark-content{padding-top:0}
.consent-banner{position:fixed;z-index:1000;left:18px;right:18px;bottom:18px;max-width:1120px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 55px rgba(0,0,0,.2);padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.consent-banner[hidden]{display:none}.consent-banner h2,.privacy-dialog h2{font-size:1.2rem;margin:0 0 5px}.consent-banner p{margin:0;color:var(--muted);font-size:.9rem}.consent-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.consent-choice,.consent-manage{min-height:44px;padding:10px 16px;border-radius:6px;font-weight:800}.consent-choice{background:var(--green);border:2px solid var(--green);color:#fff}.consent-manage{background:#fff;border:1px solid #aeb8b1;color:var(--ink)}#consent-accept,#consent-reject{min-width:150px}.privacy-dialog{width:min(600px,calc(100% - 30px));border:0;border-radius:12px;padding:26px;box-shadow:0 18px 65px rgba(0,0,0,.3)}.privacy-dialog::backdrop{background:rgba(10,25,17,.58)}.consent-toggle{display:flex;gap:12px;border:1px solid var(--line);border-radius:8px;padding:16px;margin:20px 0}.consent-toggle input{width:21px;height:21px;accent-color:var(--green)}.consent-toggle b,.consent-toggle small{display:block}.consent-toggle small{color:var(--muted);margin-top:4px}.always-denied{background:var(--sage-2);padding:12px;border-radius:7px}.privacy-settings-link{display:block;margin:0 auto 18px;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.55);border-radius:5px;padding:8px 13px}
@media(max-width:700px){.consent-banner{display:block;left:10px;right:10px;bottom:10px;padding:18px}.consent-banner .consent-actions{margin-top:14px;display:grid;grid-template-columns:1fr 1fr}.consent-banner .consent-manage{grid-column:1/-1}.privacy-dialog{padding:20px}}

/* Compact public footer and page-integrated breadcrumb treatment. */
.breadcrumbs{background:transparent}
footer{padding:0 24px 14px}
.footer-compact{max-width:1240px;margin:auto;padding:22px 0 14px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:16px 38px}
.footer-identity{display:flex;align-items:baseline;gap:11px;white-space:nowrap}
.footer-identity b{font-size:1.08rem}.footer-identity span{font-size:.78rem;color:#c9dbd0}
.footer-compact nav{display:flex;justify-content:flex-end;align-items:center;gap:20px;flex-wrap:wrap}
.footer-compact nav a{font-size:.8rem;font-weight:700;text-decoration:none;color:#fff}
.footer-compact nav a:hover{text-decoration:underline;text-underline-offset:4px}
.footer-compact .footer-bottom{grid-column:1/-1;max-width:none;width:100%;padding:12px 0 0;font-size:.72rem}
.privacy-settings-link{margin:0 auto;padding:6px 11px;min-height:36px;font-size:.75rem}
@media(max-width:700px){footer{padding:0 18px 14px}.footer-compact{grid-template-columns:1fr;gap:13px;padding-top:20px}.footer-identity{justify-content:center}.footer-compact nav{justify-content:center;gap:11px 18px}.footer-compact .footer-bottom{grid-column:auto;text-align:center;justify-items:center;padding:11px 0 0}.privacy-settings-link{margin-top:2px}}