:root{--ink-950:#10201c;--ink-900:#17332c;--ink-800:#23443b;--ink-700:#365a50;--ink-600:#527068;--ink-500:#587168;--sand-50:#fcfbf8;--sand-100:#f5f2eb;--sand-200:#e9e3d8;--sand-300:#d8d0c2;--white:#fff;--orange-500:#e8792d;--orange-600:#ce6421;--orange-700:#ae4708;--orange-800:#8f3600;--green-500:#236b5b;--green-100:#e4f1ed;--warning-100:#fff3df;--warning-700:#87511d;--shadow-soft:0 20px 60px #10201c14;--shadow-card:0 12px 34px #10201c12;--radius-sm:8px;--radius-md:14px;--radius-lg:22px;--shell:1180px;--font-geist-sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-geist-mono:ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--sand-50);color:var(--ink-950);font-family:var(--font-geist-sans), Arial, Helvetica, sans-serif;-webkit-font-smoothing:antialiased;margin:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}svg{display:block}:focus-visible{outline:3px solid var(--orange-700);outline-offset:3px}.shell{width:min(calc(100% - 40px), var(--shell));margin-inline:auto}.utility-bar{background:var(--ink-950);color:#c7d4cf;letter-spacing:.035em;font-size:.75rem}.utility-inner{align-items:center;gap:12px;min-height:34px;display:flex}.utility-separator{background:var(--orange-500);border-radius:999px;width:3px;height:3px}.site-header{z-index:10;border-bottom:1px solid var(--sand-200);background:#fcfbf8f5;position:relative}.nav-wrap{align-items:center;gap:34px;min-height:76px;display:flex}.brand{min-height:44px;color:var(--ink-950);letter-spacing:-.03em;align-items:center;gap:10px;font-size:1.08rem;font-weight:760;display:inline-flex}.brand-mark{background:var(--ink-900);border-radius:5px;grid-template-columns:repeat(3,5px);align-items:end;gap:3px;width:24px;height:25px;padding:4px;display:grid;position:relative}.brand-mark span{background:var(--white);height:8px;display:block}.brand-mark span:nth-child(2){background:var(--orange-500);height:15px}.brand-mark span:nth-child(3){height:11px}.main-nav{color:var(--ink-600);align-items:center;gap:28px;margin-left:auto;font-size:.9rem;font-weight:550;display:flex}.main-nav a{align-items:center;min-height:44px;transition:color .16s;display:inline-flex}.main-nav a:hover{color:var(--ink-950)}.button{border-radius:var(--radius-sm);cursor:pointer;border:0;justify-content:center;align-items:center;gap:10px;min-height:48px;padding:0 20px;font-size:.9rem;font-weight:650;transition:transform .16s,background-color .16s,border-color .16s;display:inline-flex}.button svg,.card-action svg,.estimate-link svg{width:18px;height:18px}.button:hover{transform:translateY(-1px)}.button-primary{color:var(--white);background:var(--orange-700);box-shadow:0 8px 24px #8f360033}.button-primary:hover{background:var(--orange-800)}.button-outline{min-height:44px;color:var(--ink-900);border:1px solid var(--sand-300);background:var(--white)}.button-quiet{color:var(--ink-800);border:1px solid var(--sand-300);background:0 0}.button-small{min-height:44px;padding-inline:16px;font-size:.82rem}.hero{background:radial-gradient(circle at 82% 28%, #2b806e1a, transparent 28%), linear-gradient(180deg, var(--sand-50), #f8f6f1);position:relative;overflow:hidden}.hero-grid{z-index:2;grid-template-columns:minmax(0,1.05fr) minmax(420px,.82fr);align-items:center;gap:78px;min-height:650px;padding-block:82px;display:grid;position:relative}.hero-gridlines{opacity:.55;background-image:linear-gradient(#17332c09 1px,#0000 1px),linear-gradient(90deg,#17332c09 1px,#0000 1px);background-size:36px 36px;position:absolute;inset:0 0 0 50%;-webkit-mask-image:linear-gradient(90deg,#0000,#000 25%,#000);mask-image:linear-gradient(90deg,#0000,#000 25%,#000)}.eyebrow{color:var(--green-500);letter-spacing:.15em;text-transform:uppercase;align-items:center;gap:11px;margin:0 0 20px;font-size:.75rem;font-weight:750;display:flex}.eyebrow-line{background:var(--orange-500);width:30px;height:2px;display:inline-block}.hero h1{letter-spacing:-.072em;max-width:700px;margin:0;font-size:clamp(3.2rem,6.3vw,5.7rem);font-weight:720;line-height:.96}.hero-lede{max-width:640px;color:var(--ink-600);margin:27px 0 0;font-size:1.12rem;line-height:1.75}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:34px;display:flex}.trust-row{color:var(--ink-600);flex-wrap:wrap;gap:22px;margin:31px 0 0;padding:0;font-size:.78rem;font-weight:570;list-style:none;display:flex}.trust-row li{align-items:center;gap:7px;display:flex}.trust-row svg{width:16px;color:var(--green-500)}.estimate-card{border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffeb;border:1px solid #23443b21;padding:30px;position:relative}.estimate-card:before{content:"";background:linear-gradient(90deg, var(--orange-500), var(--green-500));height:3px;position:absolute;top:0;left:30px;right:30px}.estimate-card-head,.estimate-result,.estimate-meta,.estimate-link{align-items:center;display:flex}.estimate-card-head{justify-content:space-between}.card-kicker{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;letter-spacing:.08em;text-transform:uppercase;margin:0 0 7px;font-size:.7rem;font-weight:650}.estimate-card h2{letter-spacing:-.035em;margin:0;font-size:1.45rem}.live-pill,.status-pill{color:var(--ink-600);background:var(--sand-100);border-radius:999px;align-items:center;gap:7px;padding:6px 9px;font-size:.68rem;font-weight:680;display:inline-flex}.live-pill{color:#2c6c5d;background:var(--green-100)}.live-pill span{background:var(--green-500);border-radius:50%;width:6px;height:6px}.dimension-grid{grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:9px;margin-top:31px;display:grid}.dimension-grid div{border:1px solid var(--sand-200);background:var(--sand-50);border-radius:9px;gap:10px;padding:13px;display:grid}.dimension-grid span,.estimate-result span{color:var(--ink-500);text-transform:uppercase;letter-spacing:.08em;font-size:.67rem}.dimension-grid strong{font-size:.92rem}.dimension-multiplier{color:var(--ink-500)}.estimate-result{color:var(--white);background:var(--ink-900);border-radius:12px;justify-content:space-between;margin-top:22px;padding:21px}.estimate-result div:first-child{gap:6px;display:grid}.estimate-result span{color:#b8cbc4}.estimate-result strong{font-family:var(--font-geist-mono), monospace;font-size:2rem}.estimate-result small{font-size:.8rem;font-weight:500}.waste-badge{color:#d5e4df;background:#ffffff14;border-radius:6px;padding:7px 9px;font-size:.65rem}.estimate-meta{border-bottom:1px solid var(--sand-200);color:var(--ink-500);grid-template-columns:auto 1fr auto auto;gap:12px;margin-top:17px;padding-bottom:17px;font-size:.69rem;display:grid}.estimate-meta code{color:var(--ink-800);font-family:var(--font-geist-mono), monospace}.estimate-link{color:var(--ink-900);justify-content:space-between;padding-top:18px;font-size:.82rem;font-weight:700}.section{padding-block:105px}.section-heading{justify-content:space-between;align-items:end;gap:40px;margin-bottom:42px;display:flex}.section-heading h2,.standards-grid h2,.project-copy h2{letter-spacing:-.055em;margin:0;font-size:clamp(2.25rem,4vw,3.45rem);line-height:1.05}.section-heading>p{max-width:430px;color:var(--ink-600);margin:0 0 6px;line-height:1.65}.calculator-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.calculator-card{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);flex-direction:column;min-height:270px;padding:25px;display:flex}.calculator-card-live{box-shadow:var(--shadow-card);border-color:#2b806e66;transition:transform .18s,box-shadow .18s}.calculator-card-live:hover{transform:translateY(-4px);box-shadow:0 18px 46px #10201c1f}.calculator-card-top{justify-content:space-between;align-items:start;margin-bottom:24px;display:flex}.calculator-icon{width:42px;height:42px;color:var(--ink-800);background:var(--sand-100);border-radius:9px;place-items:center;display:grid}.calculator-icon svg{width:23px}.status-live{color:#2c6c5d;background:var(--green-100)}.calculator-card h3{letter-spacing:-.025em;margin:2px 0 9px;font-size:1.14rem}.calculator-card>p:not(.card-kicker){color:var(--ink-600);margin:0;font-size:.86rem;line-height:1.62}.card-action{color:var(--ink-500);align-items:center;gap:8px;margin-top:auto;padding-top:22px;font-size:.76rem;font-weight:680;display:flex}.calculator-card-live .card-action{color:var(--orange-700)}.standards-section{color:var(--white);background:var(--ink-950);padding-block:100px}.standards-grid{grid-template-columns:.82fr 1fr;align-items:center;gap:100px;display:grid}.eyebrow-light{color:#8fc5b8}.standards-lede{color:#adc2bb;max-width:500px;margin:24px 0 0;line-height:1.75}.standards-list{border-top:1px solid #ffffff21;margin:0;padding:0;list-style:none}.standards-list li{border-bottom:1px solid #ffffff21;grid-template-columns:38px 1fr auto;align-items:center;gap:13px;min-height:65px;display:grid}.standards-list span{color:#718e85;font-family:var(--font-geist-mono), monospace;font-size:.7rem}.standards-list strong{font-size:.9rem;font-weight:570}.standards-list svg{width:18px;color:var(--orange-500)}.project-section{grid-template-columns:1.05fr .95fr;align-items:center;gap:90px;display:grid}.project-visual{border:1px solid var(--sand-200);border-radius:var(--radius-lg);background-color:var(--sand-100);background-image:radial-gradient(var(--sand-300) 1px, transparent 1px);background-size:19px 19px;align-content:center;place-items:center;min-height:390px;padding:45px;display:grid}.project-node{border:1px solid var(--sand-300);background:var(--white);box-shadow:var(--shadow-card);border-radius:9px;align-items:center;gap:10px;padding:13px 17px;font-size:.8rem;font-weight:650;display:flex}.project-node svg{width:20px;color:var(--orange-500)}.project-path{background:var(--sand-300);width:1px;height:44px}.project-materials{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.project-materials span{border:1px solid var(--sand-300);font-family:var(--font-geist-mono), monospace;background:#ffffffd9;border-radius:7px;padding:10px 14px;font-size:.65rem}.project-copy>p:not(.eyebrow){color:var(--ink-600);margin:24px 0;font-size:1rem;line-height:1.75}.roadmap-label{color:var(--warning-700);background:var(--warning-100);border-radius:6px;padding:8px 11px;font-size:.72rem;font-weight:650;display:inline-flex}.site-footer{color:#bfd0ca;background:var(--ink-950);padding-top:65px}.footer-grid{grid-template-columns:1fr .35fr .35fr;gap:75px;padding-bottom:55px;display:grid}.brand-footer{color:var(--white)}.footer-grid>div:first-child p{color:#8da79f;max-width:340px;margin:18px 0 0;line-height:1.65}.footer-links{align-content:start;gap:12px;font-size:.78rem;display:grid}.footer-links strong{color:var(--white);margin-bottom:4px}.footer-links span{color:#728f86}.footer-bottom{color:#78948b;border-top:1px solid #ffffff1a;justify-content:space-between;align-items:center;gap:25px;min-height:70px;font-size:.68rem;display:flex}@media (max-width:950px){.main-nav{display:none}.nav-wrap .button{margin-left:auto}.hero-grid{grid-template-columns:1fr;gap:55px;padding-block:80px}.hero-copy{max-width:720px}.estimate-card{max-width:620px}.calculator-grid{grid-template-columns:repeat(2,1fr)}.standards-grid,.project-section{grid-template-columns:1fr;gap:55px}.footer-grid{grid-template-columns:1fr .5fr .5fr}}@media (max-width:650px){.shell{width:min(calc(100% - 28px), var(--shell))}.utility-inner{justify-content:center}.nav-wrap{min-height:68px}.nav-wrap .button{display:none}.hero-grid{min-height:auto;padding-block:58px 70px}.hero h1{font-size:clamp(3rem,15vw,4.3rem)}.hero-lede{font-size:1rem}.hero-actions .button{width:100%}.trust-row{gap:12px;display:grid}.estimate-card{padding:22px}.dimension-grid{grid-template-columns:1fr}.dimension-multiplier{display:none}.estimate-result{align-items:start;gap:15px}.estimate-meta{grid-template-columns:auto 1fr}.section{padding-block:75px}.section-heading{gap:18px;display:grid}.calculator-grid{grid-template-columns:1fr}.standards-section{padding-block:75px}.project-section{gap:42px}.project-visual{min-height:310px;padding:25px}.project-materials{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr;gap:45px 30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column;justify-content:center;align-items:flex-start;padding-block:18px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}@media print{.utility-bar,.site-header,.site-footer,.no-print{display:none!important}body{background:#fff}}.calculator-page{min-height:100vh}.calculator-hero{border-bottom:1px solid var(--sand-200);background:linear-gradient(90deg, #2b806e0e, transparent 45%), var(--sand-100);padding:48px 0 62px}.breadcrumbs{color:var(--ink-500);align-items:center;gap:9px;margin-bottom:42px;font-size:.75rem;display:flex}.breadcrumbs a:hover{color:var(--ink-950)}.calculator-hero-grid{grid-template-columns:1fr auto;align-items:end;gap:60px;display:grid}.calculator-hero h1{letter-spacing:-.065em;margin:0;font-size:clamp(2.8rem,6vw,5rem);line-height:.98}.calculator-hero-grid>div>p:last-child{max-width:690px;color:var(--ink-600);margin:20px 0 0;font-size:1.05rem;line-height:1.7}.calculator-hero ul{color:var(--ink-600);gap:10px;margin:0 0 5px;padding:0;font-size:.76rem;list-style:none;display:grid}.calculator-hero li{align-items:center;gap:8px;display:flex}.calculator-hero li svg{width:16px;color:var(--green-500)}.calculator-main-section{padding-block:55px 95px}.calculator-workspace{grid-template-columns:minmax(0,1.12fr) minmax(340px,.88fr);align-items:start;gap:18px;display:grid}.calculator-panel,.result-panel,.history-panel{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);box-shadow:var(--shadow-card)}.calculator-panel{padding:30px}.result-panel{color:var(--white);background:var(--ink-900);border-color:var(--ink-900);padding:30px;position:sticky;top:20px;overflow:hidden}.calculator-panel-head,.result-panel-head,.history-head{justify-content:space-between;align-items:start;gap:25px;display:flex}.panel-kicker{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;letter-spacing:.1em;text-transform:uppercase;margin:0 0 7px;font-size:.67rem;font-weight:700}.calculator-panel h2,.result-panel h2,.history-panel h2{letter-spacing:-.03em;margin:0;font-size:1.3rem}.icon-button,.text-button{min-height:44px;color:var(--ink-600);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;display:inline-flex}.icon-button{align-items:center;gap:7px;padding:7px;font-size:.72rem;display:flex}.icon-button svg{width:16px}.unit-toggle{border:1px solid var(--sand-200);background:var(--sand-100);border-radius:10px;grid-template-columns:1fr 1fr;gap:5px;margin:28px 0 0;padding:5px;display:grid}.unit-toggle legend{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}.unit-toggle button{min-height:50px;color:var(--ink-600);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;gap:9px;font-size:.82rem;font-weight:650;display:flex}.unit-toggle button.active{color:var(--ink-950);border-color:var(--sand-200);background:var(--white);box-shadow:0 3px 10px #10201c0d}.unit-toggle small{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;font-size:.62rem;font-weight:500}.input-grid{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px;display:grid}.tile-surface-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.option-grid{border-top:1px solid var(--sand-200);grid-template-columns:1fr 1.3fr;gap:14px;margin-top:20px;padding-top:20px;display:grid}.paint-option-grid{border-top:1px solid var(--sand-200);grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 14px;margin-top:20px;padding-top:20px;display:grid}.input-grid label,.option-grid label,.paint-option-grid label,.container-select{min-width:0;color:var(--ink-700);align-content:start;gap:9px;font-size:.76rem;font-weight:650;display:grid}.input-with-unit{border:1px solid var(--sand-300);background:var(--sand-50);border-radius:8px;grid-template-columns:minmax(0,1fr) auto;align-items:center;min-height:52px;display:grid;overflow:hidden}.input-with-unit:focus-within{border-color:var(--green-500);box-shadow:0 0 0 3px #2b806e1a}.input-with-unit input{width:100%;min-width:0;height:50px;color:var(--ink-950);font-family:var(--font-geist-mono), monospace;background:0 0;border:0;outline:0;padding:0 12px;font-weight:650}.input-with-unit>span{border-left:1px solid var(--sand-200);min-width:42px;color:var(--ink-500);font-family:var(--font-geist-mono), monospace;text-align:center;padding:6px 10px;font-size:.68rem}.option-grid select,.paint-option-grid select,.container-select select{border:1px solid var(--sand-300);width:100%;min-height:52px;color:var(--ink-950);background:var(--sand-50);border-radius:8px;outline:0;padding:0 12px;font-size:.79rem}.option-grid small,.paint-option-grid small,.container-select small{color:var(--ink-500);font-size:.63rem;font-weight:450;line-height:1.45}.checkbox-card{border:1px solid var(--sand-200);color:var(--ink-700);background:var(--sand-50);cursor:pointer;border-radius:9px;grid-template-columns:auto 1fr;align-items:center;gap:12px;margin-top:20px;padding:14px 16px;display:grid}.checkbox-card input{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.checkbox-control{border:1px solid var(--sand-300);background:var(--white);border-radius:5px;place-items:center;width:21px;height:21px;display:grid}.checkbox-card input:checked+.checkbox-control{border-color:var(--green-500);background:var(--green-500)}.checkbox-card input:checked+.checkbox-control:after{content:"";border-left:2px solid var(--white);border-bottom:2px solid var(--white);width:8px;height:4px;transform:translateY(-1px)rotate(-45deg)}.checkbox-card input:focus-visible+.checkbox-control{outline:3px solid var(--orange-700);outline-offset:3px}.checkbox-card>span:last-child{gap:3px;display:grid}.checkbox-card strong{font-size:.76rem}.checkbox-card small{color:var(--ink-500);font-size:.64rem;font-weight:450}.container-select{border:1px solid var(--sand-200);background:var(--sand-50);border-radius:9px;margin-top:20px;padding:17px}.field-invalid .input-with-unit,.field-invalid select{border-color:#c94b3a}.calculator-error{color:#8a2e25;background:#fff0ed;border-radius:7px;margin:18px 0 0;padding:10px 12px;font-size:.75rem}.result-panel .panel-kicker{color:#93aaa2}.engine-badge{color:#a9beb7;font-family:var(--font-geist-mono), monospace;border:1px solid #ffffff21;border-radius:5px;padding:6px 8px;font-size:.59rem}.primary-result{border-top:1px solid #ffffff1f;border-bottom:1px solid #ffffff1f;margin-top:29px;padding:22px 0 26px}.primary-result>span{color:#9db2ab;letter-spacing:.08em;text-transform:uppercase;font-size:.69rem}.primary-result strong{font-family:var(--font-geist-mono), monospace;letter-spacing:-.06em;align-items:baseline;gap:10px;margin-top:8px;font-size:clamp(2.8rem,5vw,4rem);line-height:1;display:flex}.primary-result small{color:#a9beb7;letter-spacing:0;font-size:.95rem;font-weight:550}.primary-result p{color:#9db2ab;margin:12px 0 0;font-size:.69rem}.result-breakdown{background:#ffffff17;grid-template-columns:1fr 1fr;gap:1px;margin:21px 0 0;display:grid}.result-breakdown div{background:var(--ink-900);gap:6px;padding:14px;display:grid}.result-breakdown dt{color:#a9beb7;font-size:.63rem}.result-breakdown dd{font-family:var(--font-geist-mono), monospace;margin:0;font-size:.84rem;font-weight:650}.result-breakdown .bag-result{background:#e8792d1f}.bag-result dd{color:#ffb174}.result-caution{color:#91a8a0;margin:18px 0 0;font-size:.65rem;line-height:1.55}.surface-summary{background:#ffffff06;border:1px solid #ffffff17;border-radius:7px;grid-template-columns:1fr auto;gap:8px 18px;margin-top:19px;padding:16px;display:grid}.surface-summary span{color:#91a8a0;font-size:.63rem}.surface-summary strong{font-family:var(--font-geist-mono), monospace;text-align:right;font-size:.67rem;font-weight:600}.result-actions{grid-template-columns:repeat(3,1fr);gap:7px;margin-top:21px;display:grid}.result-actions button{color:#d5e2dd;cursor:pointer;background:#ffffff0a;border:1px solid #ffffff21;border-radius:6px;justify-content:center;align-items:center;gap:7px;min-height:44px;font-size:.66rem;display:flex}.result-actions button:hover{background:#ffffff17}.result-actions svg{width:15px}.report-problem-link{color:#d5e2dd;text-underline-offset:3px;background:#ffffff06;border:1px solid #ffffff21;border-radius:6px;justify-content:center;align-items:center;min-height:44px;margin-top:9px;font-size:.67rem;font-weight:650;text-decoration:underline;display:flex}.report-problem-link:hover{background:#ffffff17}.calculator-notice{color:#ffb174;text-align:center;min-height:16px;margin:11px 0 -7px;font-size:.64rem}.empty-result{text-align:center;color:#93aaa2;place-content:center;min-height:300px;display:grid}.empty-result span{color:var(--white);font-size:3rem}.empty-result p{max-width:240px;font-size:.76rem;line-height:1.55}.history-panel{box-shadow:none;grid-column:1/-1;padding:24px 30px}.history-panel ul{grid-template-columns:repeat(2,1fr);gap:8px;margin:18px 0 0;padding:0;list-style:none;display:grid}.history-panel li{border:1px solid var(--sand-200);background:var(--sand-50);border-radius:7px;gap:6px;padding:12px 14px;display:grid}.history-panel li strong{font-size:.74rem}.history-panel li span,.history-empty{color:var(--ink-500);font-size:.66rem}.text-button{text-underline-offset:3px;padding:10px 7px;font-size:.68rem;text-decoration:underline}.calculator-content{border-top:1px solid var(--sand-200);grid-template-columns:minmax(0,1fr) 370px;gap:85px;padding-block:95px;display:grid}.calculator-content article h2{letter-spacing:-.05em;margin:0;font-size:clamp(2.2rem,4vw,3.3rem)}.calculator-content article>p:not(.eyebrow){color:var(--ink-600);line-height:1.75}.formula-block{border-left:3px solid var(--orange-500);background:var(--sand-100);gap:9px;margin:30px 0;padding:25px;display:grid}.formula-block span{color:var(--ink-500);text-transform:uppercase;letter-spacing:.08em;font-size:.65rem;font-weight:650}.formula-block code{color:var(--ink-900);font-family:var(--font-geist-mono), monospace;margin-bottom:8px;font-size:.9rem}.formula-meta{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);padding:27px}.formula-meta h3{margin:0 0 15px;font-size:.85rem}.formula-meta h3:not(:first-child){border-top:1px solid var(--sand-200);margin-top:28px;padding-top:22px}.formula-meta dl{gap:10px;margin:0;display:grid}.formula-meta dl div{justify-content:space-between;gap:15px;font-size:.7rem;display:flex}.formula-meta dt{color:var(--ink-500)}.formula-meta dd{font-family:var(--font-geist-mono), monospace;margin:0}.formula-meta a{border-bottom:1px solid var(--sand-200);min-height:44px;color:var(--green-500);justify-content:space-between;align-items:center;gap:10px;padding:10px 0;font-size:.69rem;font-weight:620;display:flex}.formula-meta a svg{width:15px}.faq-section{background:var(--sand-100);padding-block:95px}.faq-list{max-width:850px}.faq-list details{border-top:1px solid var(--sand-300)}.faq-list details:last-child{border-bottom:1px solid var(--sand-300)}.faq-list summary{cursor:pointer;justify-content:space-between;align-items:center;gap:25px;min-height:65px;font-weight:650;list-style:none;display:flex}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--orange-700);font-size:1.3rem;font-weight:400}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{max-width:740px;color:var(--ink-600);margin:-2px 0 24px;font-size:.86rem;line-height:1.7}.next-calculators{grid-template-columns:1fr .55fr .55fr;align-items:center;gap:16px;padding-block:90px;display:grid}.next-calculators h2{letter-spacing:-.05em;margin:0;font-size:2.2rem}.next-card{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);align-content:center;gap:7px;min-height:145px;padding:20px;display:grid}.next-card-live{transition:transform .16s,border-color .16s,box-shadow .16s}.next-card-live:hover{box-shadow:var(--shadow-card);border-color:#2b806e6b;transform:translateY(-3px)}.paint-calculator-hero{background:linear-gradient(105deg, #e8792d12, transparent 42%), linear-gradient(90deg, #2b806e0b, transparent 70%), var(--sand-100)}.paint-result-panel:before{content:"";background:linear-gradient(90deg, var(--orange-500), #d8b357, var(--green-500));height:3px;position:absolute;top:0;left:0;right:0}.tile-calculator-hero{background:linear-gradient(105deg, #2b806e17, transparent 44%), linear-gradient(90deg, #e8792d0b, transparent 72%), var(--sand-100)}.tile-result-panel:before{content:"";background:linear-gradient(90deg, var(--green-500), #76a787, var(--orange-500));height:3px;position:absolute;top:0;left:0;right:0}.gravel-calculator-hero{background:linear-gradient(105deg, #7a694e1c, transparent 42%), linear-gradient(90deg, #2b806e0b, transparent 72%), var(--sand-100)}.gravel-result-panel:before{content:"";background:linear-gradient(90deg, #a98456, var(--green-500), #d1a96e);height:3px;position:absolute;top:0;left:0;right:0}.mulch-calculator-hero{background:linear-gradient(105deg, #697d411f, transparent 43%), linear-gradient(90deg, #7a4e2d0e, transparent 72%), var(--sand-100)}.mulch-result-panel:before{content:"";background:linear-gradient(90deg, #7d914d, #b07a49, var(--green-500));height:3px;position:absolute;top:0;left:0;right:0}.next-card span{color:var(--orange-700);font-family:var(--font-geist-mono), monospace;font-size:.62rem}.next-card strong{font-size:.86rem}.next-card small{color:var(--ink-500);font-size:.65rem}.worked-example-section{border-top:1px solid var(--sand-200);background:var(--white);padding-block:92px}.worked-example-grid{grid-template-columns:minmax(0,.62fr) minmax(480px,1fr);align-items:start;gap:80px;display:grid}.worked-example-grid>div:first-child{position:sticky;top:24px}.worked-example-grid h2{letter-spacing:-.055em;margin:0;font-size:clamp(2.2rem,4vw,3.5rem);line-height:1.02}.worked-example-grid>div:first-child>p:not(.eyebrow){color:var(--ink-600);margin:22px 0 0;line-height:1.75}.worked-example-card{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--sand-50);box-shadow:var(--shadow-card);overflow:hidden}.worked-example-card ol{margin:0;padding:0;list-style:none;display:grid}.worked-example-card li{border-bottom:1px solid var(--sand-200);grid-template-columns:38px minmax(0,1fr);gap:16px;min-width:0;padding:18px 22px;display:grid}.worked-example-card li>span{color:var(--orange-700);font-family:var(--font-geist-mono), monospace;font-size:.68rem;font-weight:700}.worked-example-card li div{gap:7px;min-width:0;display:grid}.worked-example-card li strong{font-size:.8rem}.worked-example-card code{overflow-wrap:anywhere;color:var(--ink-600);font-family:var(--font-geist-mono), monospace;font-size:.73rem;line-height:1.5}.worked-example-result{color:var(--white);background:var(--ink-900);padding:24px}.worked-example-result>span{color:#a9beb7;font-family:var(--font-geist-mono), monospace;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px;font-size:.65rem;font-weight:650;display:block}.worked-example-result>strong{letter-spacing:-.025em;font-size:clamp(1.25rem,3vw,1.8rem)}.worked-example-result p{color:#a9beb7;margin:13px 0 0;font-size:.72rem;line-height:1.6}.utility-page-hero{border-bottom:1px solid var(--sand-200);background:linear-gradient(105deg, #2b806e14, transparent 45%), var(--sand-100);padding-block:86px}.utility-page-hero-compact{padding-block:60px}.utility-page-hero-grid{grid-template-columns:minmax(0,1fr) minmax(320px,.55fr);align-items:center;gap:70px;display:grid}.utility-page-hero h1{letter-spacing:-.065em;max-width:760px;margin:0;font-size:clamp(3rem,6vw,5rem);line-height:.98}.utility-page-hero p:not(.eyebrow){max-width:710px;color:var(--ink-600);margin:22px 0 0;font-size:1rem;line-height:1.75}.feedback-principles{border:1px solid var(--sand-200);border-radius:var(--radius-md);box-shadow:var(--shadow-card);background:#ffffffbf;padding:27px}.feedback-principles strong{margin-bottom:15px;font-size:.85rem;display:block}.feedback-principles ol{color:var(--ink-600);gap:10px;margin:0;padding-left:22px;font-size:.76rem;line-height:1.5;display:grid}.feedback-page-section,.feedback-inbox-section{padding-block:70px 100px}.owner-page-link{font-weight:700;font-size:.74rem!important}.owner-page-link a{color:var(--green-600);text-underline-offset:4px;text-decoration:underline}.analytics-section{padding-block:70px 100px}.analytics-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.analytics-summary-grid article,.analytics-table-grid>section,.analytics-errors,.analytics-privacy-note{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);box-shadow:var(--shadow-card)}.analytics-summary-grid article{gap:10px;padding:24px;display:grid}.analytics-summary-grid span{color:var(--ink-500);letter-spacing:.04em;text-transform:uppercase;font-size:.7rem;font-weight:700}.analytics-summary-grid strong{color:var(--ink-950);font-size:clamp(2rem,4vw,3rem);line-height:1}.analytics-table-grid{grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:20px;margin-top:20px;display:grid}.analytics-table-grid>section,.analytics-errors{padding:28px}.analytics-table-grid h2,.analytics-errors h2{margin:0 0 22px;font-size:1.15rem}.analytics-table-grid p,.analytics-errors>p{color:var(--ink-500);margin:0;font-size:.76rem;line-height:1.6}.analytics-table-wrap{overflow-x:auto}.analytics-table-wrap table{border-collapse:collapse;width:100%;font-size:.74rem}.analytics-table-wrap th,.analytics-table-wrap td{border-bottom:1px solid var(--sand-200);text-align:left;white-space:nowrap;padding:13px 10px}.analytics-table-wrap th{color:var(--ink-500);letter-spacing:.04em;text-transform:uppercase;font-size:.64rem}.analytics-table-wrap tbody tr:last-child td{border-bottom:0}.analytics-errors{margin-top:20px}.analytics-errors ol{gap:12px;margin:0;padding:0;list-style:none;display:grid}.analytics-errors li{background:var(--sand-100);border-radius:8px;gap:5px;padding:14px;display:grid}.analytics-errors li strong{overflow-wrap:anywhere;font-size:.76rem}.analytics-errors li span{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;font-size:.62rem}.analytics-privacy-note{color:var(--ink-600);margin:20px 0 0;padding:20px 24px;font-size:.72rem;line-height:1.65}.feedback-form,.feedback-success,.feedback-empty{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);max-width:900px;box-shadow:var(--shadow-card);margin-inline:auto;padding:34px}.feedback-form{gap:22px;display:grid;position:relative;overflow:hidden}.feedback-form>label,.feedback-field-grid label{min-width:0;color:var(--ink-700);gap:9px;font-size:.78rem;font-weight:650;display:grid}.feedback-form label small{color:var(--ink-500);font-size:.66rem;font-weight:450;line-height:1.45}.feedback-field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.feedback-form select,.feedback-form textarea{border:1px solid var(--sand-300);width:100%;color:var(--ink-950);background:var(--sand-50);border-radius:8px;outline:0;font-size:.8rem}.feedback-form select{min-height:52px;padding-inline:12px}.feedback-form textarea{resize:vertical;min-height:104px;padding:12px;line-height:1.55}.feedback-form select:focus,.feedback-form textarea:focus{border-color:var(--green-500);box-shadow:0 0 0 3px #2b806e1a}.feedback-honeypot{width:1px;height:1px;position:absolute;left:-10000px;overflow:hidden}.feedback-submit-row{align-items:center;gap:20px;display:flex}.feedback-submit-row .button:disabled{cursor:wait;opacity:.7}.feedback-submit-row p{color:var(--ink-500);margin:0;font-size:.67rem;line-height:1.55}.feedback-status{color:#8a2e25;min-height:18px;margin:-10px 0 0;font-size:.75rem}.feedback-success{text-align:center}.feedback-success h2,.feedback-empty h2{letter-spacing:-.05em;margin:0;font-size:clamp(2rem,4vw,3rem)}.feedback-success>p:not(.panel-kicker),.feedback-empty p{max-width:650px;color:var(--ink-600);margin:18px auto 26px;line-height:1.7}.feedback-inbox-list{gap:18px;margin:0;padding:0;list-style:none;display:grid}.feedback-inbox-list>li{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);box-shadow:var(--shadow-card);padding:28px}.feedback-inbox-head{border-bottom:1px solid var(--sand-200);justify-content:space-between;align-items:start;gap:25px;margin-bottom:22px;padding-bottom:20px;display:flex}.feedback-inbox-head>div:last-child{text-align:right;justify-items:end;gap:6px;display:grid}.feedback-inbox-head span,.feedback-inbox-head time{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;font-size:.65rem}.feedback-inbox-head h2{margin:5px 0 0;font-size:1.2rem}.feedback-inbox-head strong{color:var(--green-500);font-size:.72rem}.feedback-inbox-list section{margin-top:17px}.feedback-inbox-list h3{color:var(--ink-500);letter-spacing:.06em;text-transform:uppercase;margin:0 0 6px;font-size:.66rem}.feedback-inbox-list section p{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;line-height:1.65}.resource-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;display:grid}.resource-grid>a{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:linear-gradient(145deg, #2b806e12, transparent 56%), var(--white);min-height:250px;box-shadow:var(--shadow-card);align-content:end;padding:30px;transition:transform .16s,border-color .16s;display:grid}.resource-grid>a:hover{border-color:#2b806e6b;transform:translateY(-3px)}.resource-grid span{color:var(--orange-700);font-family:var(--font-geist-mono), monospace;letter-spacing:.08em;text-transform:uppercase;font-size:.66rem;font-weight:700}.resource-grid h3{letter-spacing:-.045em;max-width:500px;margin:13px 0 0;font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.08}.resource-grid p{max-width:540px;color:var(--ink-600);margin:14px 0 20px;line-height:1.6}.resource-grid strong{color:var(--green-500);align-items:center;gap:8px;font-size:.78rem;display:flex}.resource-grid strong svg{width:16px}.utility-content{padding-block:70px 110px}.utility-content article{max-width:820px;margin-inline:auto}.utility-content h2{letter-spacing:-.045em;margin:54px 0 15px;font-size:clamp(1.7rem,3vw,2.4rem)}.utility-content h2:first-child{margin-top:0}.utility-content p,.utility-content li{color:var(--ink-600);line-height:1.78}.utility-content li+li{margin-top:8px}.utility-content a:not(.button){color:var(--green-500);text-underline-offset:3px;font-weight:650;text-decoration:underline}.utility-callout,.guide-rule{border-left:3px solid var(--orange-500);background:var(--sand-100);margin:38px 0;padding:25px 27px}.utility-callout strong,.guide-rule strong{color:var(--ink-900);font-size:.9rem}.utility-callout p,.guide-rule p{margin:9px 0 0}.utility-link-row{flex-wrap:wrap;gap:10px;margin-top:45px;display:flex}.status-card{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--sand-200);gap:1px;margin-bottom:30px;display:grid;overflow:hidden}.status-card div{background:var(--white);justify-content:space-between;align-items:center;gap:20px;min-width:0;padding:17px 20px;display:flex}.status-card span{color:var(--ink-600)}.status-card strong{overflow-wrap:anywhere;color:var(--green-500);font-family:var(--font-geist-mono), monospace;text-align:right;font-size:.72rem}.guide-meta{color:var(--ink-500);font-family:var(--font-geist-mono), monospace;flex-wrap:wrap;gap:10px 22px;margin-top:28px;font-size:.66rem;display:flex}.guide-article{grid-template-columns:250px minmax(0,760px);justify-content:center;align-items:start;gap:75px;padding-block:80px 120px;display:grid}.guide-toc{border:1px solid var(--sand-200);border-radius:var(--radius-md);background:var(--white);gap:3px;padding:22px;display:grid;position:sticky;top:24px}.guide-toc strong{margin-bottom:9px;font-size:.75rem}.guide-toc a{min-height:44px;color:var(--ink-600);align-items:center;font-size:.7rem;line-height:1.35;display:flex}.guide-toc a:hover{color:var(--green-500)}.guide-body>section{border-bottom:1px solid var(--sand-200);padding-block:48px;scroll-margin-top:24px}.guide-body>section:first-child{padding-top:0}.guide-body h2{letter-spacing:-.05em;margin:0;font-size:clamp(2rem,4vw,3rem);line-height:1.05}.guide-body section>p:not(.eyebrow),.guide-body li{color:var(--ink-600);line-height:1.78}.guide-body section>p:not(.eyebrow){margin:18px 0 0}.guide-body li+li{margin-top:8px}.guide-body a{color:var(--green-500);font-weight:650}.guide-assumption-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:28px;display:grid}.guide-assumption-grid div{border:1px solid var(--sand-200);border-radius:var(--radius-sm);background:var(--white);gap:8px;padding:18px;display:grid}.guide-assumption-grid strong{font-size:.78rem}.guide-assumption-grid span{color:var(--ink-500);font-size:.7rem;line-height:1.55}.guide-tools>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:26px;display:grid}.guide-tools a{border:1px solid var(--sand-200);border-radius:var(--radius-sm);background:var(--white);align-content:center;gap:6px;min-height:92px;padding:17px;display:grid}.guide-tools a strong{color:var(--ink-900);font-size:.82rem}.guide-tools a span{color:var(--ink-500);font-size:.68rem}.guide-checklist ol{gap:10px;margin-top:26px;padding-left:24px;display:grid}.guide-primary-action{width:fit-content;margin-top:26px}.guide-formula-block{margin-top:26px}.guide-table-wrap{border:1px solid var(--sand-200);border-radius:var(--radius-sm);background:var(--white);margin-top:26px;overflow-x:auto}.guide-table-wrap table{border-collapse:collapse;width:100%;min-width:560px}.guide-table-wrap caption{color:var(--ink-500);text-align:left;padding:14px 18px;font-size:.68rem}.guide-table-wrap th,.guide-table-wrap td{border-top:1px solid var(--sand-200);text-align:right;padding:14px 18px}.guide-table-wrap th:first-child,.guide-table-wrap td:first-child{text-align:left}.guide-table-wrap th{color:var(--ink-500);letter-spacing:.04em;text-transform:uppercase;font-size:.67rem}.guide-table-wrap td{color:var(--ink-700);font-family:var(--font-geist-mono), monospace;font-size:.72rem}.guide-calculation-steps{gap:10px;margin-top:24px;padding-left:24px;display:grid}.guide-faq details:first-of-type{margin-top:26px}@media (max-width:900px){.analytics-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.analytics-table-grid{grid-template-columns:1fr}.guide-article{grid-template-columns:1fr;gap:40px}.guide-toc{grid-template-columns:repeat(2,minmax(0,1fr));position:static}.guide-toc strong{grid-column:1/-1}.worked-example-grid{grid-template-columns:1fr;gap:36px}.worked-example-grid>div:first-child{position:static}.utility-page-hero-grid{grid-template-columns:1fr;gap:36px}.calculator-workspace,.calculator-content{grid-template-columns:1fr}.result-panel{position:static}.calculator-content{gap:45px}.next-calculators{grid-template-columns:1fr 1fr}.next-calculators>div:first-child{grid-column:1/-1;margin-bottom:18px}}@media (max-width:650px){.status-card div{flex-direction:column;align-items:start}.status-card strong{text-align:left}.resource-grid,.guide-assumption-grid,.guide-tools>div,.guide-toc{grid-template-columns:1fr}.resource-grid>a{min-height:230px;padding:24px}.utility-content{padding-block:50px 80px}.utility-link-row{display:grid}.utility-link-row .button{width:100%}.guide-article{padding-block:45px 85px}.guide-toc strong{grid-column:auto}.worked-example-section{padding-block:70px}.worked-example-card li{padding:16px}.utility-page-hero{padding-block:58px}.utility-page-hero h1{font-size:clamp(2.8rem,14vw,4rem)}.feedback-page-section,.feedback-inbox-section,.analytics-section{padding-block:36px 70px}.analytics-summary-grid{grid-template-columns:1fr}.analytics-table-grid>section,.analytics-errors,.feedback-form,.feedback-success,.feedback-empty{padding:22px}.feedback-field-grid{grid-template-columns:1fr}.feedback-submit-row,.feedback-inbox-head{flex-direction:column;align-items:stretch}.feedback-submit-row .button{width:100%}.feedback-inbox-head>div:last-child{text-align:left;justify-items:start}.calculator-hero{padding:34px 0 46px}.breadcrumbs{margin-bottom:30px}.calculator-hero-grid{grid-template-columns:1fr;gap:24px}.calculator-main-section{padding-block:30px 70px}.calculator-panel,.result-panel{padding:22px}.input-grid,.option-grid,.paint-option-grid,.tile-surface-grid,.result-breakdown,.history-panel ul{grid-template-columns:1fr}.history-panel{padding:20px}.calculator-content,.faq-section{padding-block:70px}.next-calculators{grid-template-columns:1fr;padding-block:70px}.next-calculators>div:first-child{grid-column:auto}}@media print{.calculator-hero{background:#fff;padding:20px 0}.calculator-main-section{padding:20px 0}.calculator-workspace{display:block}.calculator-panel,.history-panel,.calculator-content,.faq-section,.next-calculators{display:none!important}.result-panel{color:#000;box-shadow:none;background:#fff;border:1px solid #bbb;position:static}.result-panel .panel-kicker,.primary-result>span,.primary-result p,.result-breakdown dt,.result-caution{color:#555}.primary-result,.result-breakdown{border-color:#ccc}.result-breakdown{background:#ccc}.result-breakdown div,.result-breakdown .bag-result{color:#000;background:#fff}}.brick-rate-display{align-content:start;gap:9px;min-width:0;display:grid}.brick-rate-output{border:1px solid var(--sand-200);background:var(--sand-100);min-height:44px;color:var(--ink-900);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;padding:11px 12px;display:flex}.brick-rate-output strong{font-family:var(--font-geist-mono), monospace;font-size:.9rem}.brick-rate-output span{color:var(--ink-500);font-size:.75rem}.brick-rate-display small{color:var(--ink-500);font-size:.75rem;line-height:1.45}.estimate-card-link{color:inherit;transition:transform .18s,box-shadow .18s,border-color .18s;display:block}.estimate-card-link:hover{border-color:#2b806e59;transform:translateY(-2px);box-shadow:0 24px 64px #10201c1c}.estimate-card-link .dimension-grid div{background:var(--sand-100);border:0}.option-grid small,.paint-option-grid small,.container-select small,.brick-rate-display small,.primary-result p,.result-caution{font-size:.78rem}.card-kicker,.live-pill,.status-pill,.dimension-grid span,.estimate-result span,.estimate-meta,.input-with-unit>span,.primary-result>span,.result-breakdown dt,.guide-meta,.worked-example-card li>span,.guide-tools a span,.guide-table-wrap caption{font-size:.72rem}.waste-badge{font-size:.75rem}.guide-hero.utility-page-hero{padding-block:52px}.guide-hero .breadcrumbs{margin-bottom:24px}.guide-hero h1{font-size:clamp(2.6rem,5vw,4rem)}.guide-article{padding-top:56px}@media (max-width:680px){.guide-hero.utility-page-hero{padding-block:36px}.guide-hero .breadcrumbs{margin-bottom:18px}.guide-hero h1{font-size:clamp(2.25rem,10.5vw,3.15rem)}.guide-article{padding-top:38px}}