@charset "UTF-8";
:root{--ink:#203b34;--green:#194e40;--muted:#58665e;--line:#d8dfd6;--paper:#f7f8f2;--cream:#f1eddf;--lime:#d8edac;--white:#fff;--warn:#85451d;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;line-height:1.55}
*{box-sizing:border-box}body{margin:0}a{color:var(--green);text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:hover{color:#31715e}:focus-visible{outline:3px solid #a36c16;outline-offset:4px}[hidden]{display:none!important}.skip{position:absolute;left:12px;top:-100px;background:white;padding:12px;z-index:20}.skip:focus{top:10px}.shell{max-width:1160px;margin:auto;padding:0 28px}header{border-bottom:1px solid var(--line);background:#fffdf7}.header-inner{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:20px}.logo{display:flex;gap:10px;align-items:center;font-size:23px;font-weight:760;letter-spacing:-1px;text-decoration:none}.logo img{width:35px;height:35px}nav{display:flex;gap:30px;align-items:center;font-size:14px;font-weight:600}nav a{text-decoration:none}.nav-tag{border:1px solid var(--line);border-radius:30px;padding:7px 12px;font-size:12px;color:var(--muted)}.hero{padding:56px 0 38px;display:grid;grid-template-columns:1fr 260px;gap:35px;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:800;color:var(--green);display:flex;align-items:center;gap:9px}.dot{width:7px;height:7px;background:#56835b;border-radius:50%}h1{font-size:clamp(34px,4.5vw,53px);letter-spacing:-2px;line-height:1.12;margin:16px 0}h1 em{font-style:normal;color:#58805c}p{margin:12px 0}.intro{max-width:640px;color:var(--muted);font-size:17px}.hero-art{width:250px;height:190px}.hero-art text{font-family:inherit;font-size:10px;fill:#596b59}.trust-row{display:flex;flex-wrap:wrap;gap:24px;font-size:12px;color:var(--muted);margin-top:20px}.trust-row span:before{content:'✓';margin-right:7px;color:var(--green)}.calculator{display:grid;grid-template-columns:410px 1fr;gap:24px;align-items:start;scroll-margin-top:20px}.card{background:white;border:1px solid var(--line);border-radius:16px;box-shadow:0 3px 14px #213b3404}.form-card{padding:27px}.section-number{display:inline-grid;place-items:center;background:#e9eee5;border-radius:50%;width:24px;height:24px;font-size:11px;margin-right:8px}.card h2{font-size:19px;letter-spacing:-.4px;margin:0 0 20px}.mode{display:flex;gap:4px;background:#eef1e9;padding:4px;border-radius:9px;margin-bottom:22px}.mode button{width:50%;padding:9px 5px;border:0;border-radius:6px;color:var(--muted);background:transparent;font-size:13px;font-weight:650}.mode button[aria-pressed=true]{background:white;color:var(--green);box-shadow:0 2px 5px #10291b12}fieldset{border:0;margin:0 0 20px;padding:0;min-width:0}legend{font-size:13px;font-weight:750;margin-bottom:9px}.measure-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}label{display:block;font-size:12px;font-weight:600;color:var(--muted)}.input-wrap{position:relative;margin-top:6px}.input-wrap span{position:absolute;right:10px;top:11px;font-size:12px;font-weight:400;color:var(--muted);pointer-events:none}input[type=number]{width:100%;min-width:0;border:1px solid #cbd5ca;border-radius:7px;padding:10px 33px 10px 11px;background:#fff;color:var(--ink);font-weight:600;appearance:textfield}input::-webkit-inner-spin-button{appearance:none}.hint{font-size:12px;color:var(--muted);margin:7px 0 0}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{display:flex;gap:8px;align-items:center;margin:16px 0;font-size:12px}.check input{accent-color:var(--green);width:16px;height:16px}details{border-top:1px solid var(--line);padding-top:14px;margin-top:16px}summary{cursor:pointer;font-size:13px;font-weight:700}details .hint{margin:10px 0}.primary{display:block;width:100%;padding:13px 16px;border:0;border-radius:8px;background:var(--green);color:white;font-size:14px;font-weight:650;margin-top:20px}.primary:hover{background:#25644e}.secondary{background:#edf1e6;color:var(--green);border:1px solid var(--line);border-radius:7px;padding:8px 12px;font-size:12px}.form-note{text-align:center;font-size:11px;color:var(--muted);margin:10px 0 0}.error{color:#922e26;background:#fff0ec;border-radius:7px;padding:10px;font-size:13px}.results{padding:27px;min-height:552px}.result-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.badge{font-size:10px;font-weight:750;letter-spacing:.5px;text-transform:uppercase;border:1px solid #cad8c4;border-radius:30px;padding:4px 9px;color:#3e6544;background:#f5f9ed;white-space:nowrap}.target{background:#edf3e6;border:1px solid #dce5d3;border-radius:10px;padding:20px;margin:0 0 20px}.target .label{font-size:12px;color:#446346}.target strong{display:block;font-size:30px;letter-spacing:-1px;line-height:1.4;margin:5px 0}.target strong small{font-size:14px;letter-spacing:0;font-weight:500}.target p{font-size:12px;margin:4px 0;color:#49624a}.stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;padding-bottom:19px;border-bottom:1px solid var(--line)}.stat span{display:block;font-size:11px;color:var(--muted)}.stat strong{display:block;font-size:22px;letter-spacing:-.5px;margin-top:4px}.stat:last-child strong{color:var(--green)}.notice{font-size:12px;color:var(--muted);line-height:1.6}.warning{padding:10px 12px;background:#fcf1df;color:#794119;border-radius:7px;font-size:12px}.comparison-title{font-size:13px;margin:20px 0 8px}.box-option{padding:13px 0;border-top:1px solid #e6eae3;display:grid;grid-template-columns:1fr auto;gap:6px 12px}.box-option strong{font-size:13px}.box-option .meta{font-size:11px;color:var(--muted);grid-column:1/-1}.box-option .weight{font-size:13px;font-weight:700}.fit-label{font-size:11px;color:#466b37}.no-fit{color:var(--warn)}.quote{display:block;text-align:center;border:1px solid var(--green);border-radius:7px;padding:11px;margin-top:18px;text-decoration:none;font-weight:650;font-size:13px}.quote:hover{background:#f0f4eb}.price-note{font-size:11px;color:var(--muted);text-align:center}.feedback{display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);padding-top:15px;font-size:11px;margin-top:18px;flex-wrap:wrap}.feedback button{background:white;border:1px solid var(--line);padding:6px 10px;border-radius:6px;color:var(--green);font-size:11px}.feedback button:disabled{opacity:.6;cursor:default}.below{padding:50px 0}.below h2{font-size:25px;letter-spacing:-.7px;margin:0 0 22px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.guide-grid article{border-top:1px solid var(--line);padding-top:18px}.guide-grid .step{font-size:11px;color:#6d7e62;font-weight:700}.guide-grid h3{font-size:16px;margin:10px 0}.guide-grid p{font-size:13px;color:var(--muted)}.source-strip{background:var(--cream);border-radius:10px;display:flex;gap:20px;justify-content:space-between;padding:18px 23px;font-size:12px;color:var(--muted);margin-bottom:42px}.source-strip a{font-weight:650;white-space:nowrap}footer{border-top:1px solid var(--line);padding:25px 0 32px;font-size:12px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer-links{display:flex;gap:20px}.prose{max-width:760px;padding:48px 0 65px;min-height:65vh}.prose h1{font-size:40px}.prose h2{font-size:22px;margin-top:30px}.prose p,.prose li{color:var(--muted);font-size:16px}.prose .formula{background:#edf2e5;padding:20px;border-radius:10px;font-size:19px;color:var(--green);font-weight:650}.prose li{margin:9px 0}.prose table{border-collapse:collapse;width:100%;font-size:13px}.prose td,.prose th{text-align:left;padding:10px;border-bottom:1px solid var(--line)}.preview-note{background:#f8eedc;color:#754c24;padding:9px 16px;font-size:12px;text-align:center}.noscript{padding:20px;background:#fff2d6}.stale{margin-bottom:14px}.small{font-size:12px!important}
@media(max-width:900px){.calculator{grid-template-columns:360px 1fr;gap:16px}.form-card,.results{padding:21px}.target strong{font-size:26px}.hero{grid-template-columns:1fr 190px}.hero-art{width:190px}.stat strong{font-size:19px}}
@media(max-width:740px){.shell{padding:0 19px}.header-inner{min-height:72px}.logo{font-size:21px}nav{gap:17px;font-size:12px}.nav-tag{display:none}.hero{padding:34px 0 26px;display:block}.hero-art{display:none}h1{letter-spacing:-1.4px;font-size:39px}.intro{font-size:15px}.trust-row{gap:14px;font-size:11px}.calculator{grid-template-columns:1fr}.form-card,.results{padding:23px}.guide-grid{grid-template-columns:1fr;gap:16px}.below{padding:34px 0}.source-strip{display:block}.source-strip a{display:inline-block;margin-top:8px}.prose{padding-top:30px}.prose h1{font-size:34px}.stats{gap:7px}.stat strong{font-size:21px}}
.guide-grid .step{color:#56684d}
.logo-dot{color:#668361}
.input-wrap{display:block}
.mode{margin-bottom:12px}.mode button{min-height:44px}
.mode-help{font-size:14px;line-height:1.6;color:var(--ink);margin:0 0 24px}
.how-it-works{margin:0 0 24px;padding:14px 18px;border:1px solid var(--line);border-radius:10px;background:var(--paper,#fffdf8)}
.how-it-works summary{font-size:14px}.how-it-works ol{margin:12px 0 0;padding-left:22px;max-width:780px;color:var(--muted);font-size:14px}.how-it-works li+li{margin-top:8px}
summary{min-height:32px;padding:4px 0}.results summary{font-size:13px}
details a{font-size:13px}
input[aria-invalid=true]{border:2px solid #922e26}
.stats{grid-template-columns:1fr;padding-bottom:8px;gap:0}
.stat{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 0}
.stat+.stat{border-top:1px solid #edf0e9}
.stat span{font-size:13px;line-height:1.5;max-width:65%}.stat small{display:block;font-size:12px;font-weight:400}
.stat strong{font-size:22px;white-space:nowrap;margin:0}.stat:last-child{color:var(--green)}
.weight-summary{font-size:14px;color:var(--ink);margin-bottom:8px}
.weight-example{display:grid;grid-template-columns:1fr 1fr;gap:12px}.weight-example>div{background:#f2f5ec;border:1px solid var(--line);border-radius:8px;padding:12px;display:grid;gap:5px;font-size:12px}.weight-example strong{font-size:14px}
.box-option .weight{font-size:12px;text-align:right}.box-option p{margin:0}
.box-option details{grid-column:1/-1;border:0;margin:0;padding:0}.box-option details summary{font-size:12px;color:var(--green)}.box-option details .meta{margin-top:5px}
.box-option .fit-label{color:#466b37}.box-option .no-fit{color:#794119}
.target #box-benefit{margin-top:10px;line-height:1.6}
.result-heading{flex-wrap:wrap;margin-bottom:16px}.result-heading h2{margin-bottom:0}.result-heading .badge{margin-bottom:0}
@media(max-width:390px){.weight-example{grid-template-columns:1fr}.box-option{grid-template-columns:1fr}.box-option .weight{text-align:left}.stat{gap:10px}.stat span{font-size:12px}.stat strong{font-size:18px}}
.target strong,.stat strong{overflow-wrap:anywhere}
@media(max-width:390px){.result-heading{align-items:flex-start;flex-direction:column;margin-bottom:16px}.result-heading h2{margin-bottom:0}.header-inner{gap:8px}nav{gap:11px}.logo{font-size:19px}.logo img{width:30px;height:30px}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}