@import "tailwindcss";

:root{--ivory:#fbf8f1;--paper:#fffdf8;--sand:#eee2ca;--sage:#526b54;--sage-dark:#293e2f;--sage-pale:#e8eee6;--clay:#a14f35;--charcoal:#252823;--muted:#656a62;--rule:#d9d2c4;--amber:#9b641b;--serif:Georgia,"Times New Roman",serif;--sans:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:130px}body{margin:0;background:var(--ivory);color:var(--charcoal);font-family:var(--sans);font-size:16px;line-height:1.65}a{color:inherit}img{max-width:100%;display:block}.shell{width:min(1420px,calc(100% - 72px));margin-inline:auto}.site-header{background:var(--paper);border-bottom:1px solid var(--rule)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{width:44px;height:44px;border:1px solid var(--sage);border-radius:50%;display:grid;place-items:center;color:var(--sage-dark);font:700 26px/1 var(--serif);position:relative}.brand-mark:after{content:"";position:absolute;width:5px;height:5px;border-radius:50%;background:var(--clay);right:2px;top:6px}.brand strong{display:block;font:700 26px/1 var(--serif);letter-spacing:-.02em}.brand small{display:block;margin-top:5px;color:var(--sage);font-size:9px;font-weight:800;letter-spacing:.16em}.site-header nav{display:flex;gap:28px}.site-header nav a{text-decoration:none;font-size:14px;font-weight:700;color:#41463f}.site-header nav a:hover{text-decoration:underline;text-underline-offset:5px}.guide-strip{background:var(--sage-dark);color:#fff}.guide-strip-inner{min-height:48px;display:flex;align-items:stretch;overflow-x:auto}.guide-strip-title{font-size:10px;font-weight:800;letter-spacing:.14em;display:flex;align-items:center;padding-right:22px;white-space:nowrap}.guide-strip a{display:flex;align-items:center;gap:7px;padding:0 16px;text-decoration:none;font-size:12px;white-space:nowrap;border-left:1px solid rgba(255,255,255,.14)}.guide-strip a b{color:#cdd8cd;font-size:9px}.guide-strip a:hover,.guide-strip a.current{background:#425b48}.guide-strip a.current{box-shadow:inset 0 -3px var(--sand)}
.home-hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(420px,.92fr);gap:72px;align-items:center;padding-block:72px}.eyebrow,.rail-label{margin:0 0 14px;color:var(--clay);font-size:11px;font-weight:850;letter-spacing:.14em}.home-hero h1,.article-hero h1{margin:0;color:var(--sage-dark);font:700 clamp(42px,5vw,72px)/1.04 var(--serif);letter-spacing:-.035em}.dek{font:400 20px/1.55 var(--serif);color:#4e544d;max-width:780px}.hero-actions{display:flex;align-items:center;gap:24px;margin:32px 0}.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:6px;padding:13px 18px;font-size:14px;font-weight:800}.button-primary{background:var(--sage-dark);color:white}.text-link{font-weight:800;text-underline-offset:4px}.trust-line{display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:12px}.trust-line span:before{content:"✓";color:var(--sage);font-weight:900;margin-right:6px}.hero-image{margin:0}.hero-image img{width:100%;aspect-ratio:1.4;object-fit:cover;border-radius:2px}.hero-image figcaption{font-size:12px;color:var(--muted);margin-top:10px}.promise-band{background:var(--sand);border-block:1px solid #dfd1b5}.promise-grid{display:grid;grid-template-columns:repeat(3,1fr)}.promise-grid>div{padding:32px 42px;border-left:1px solid #d8c9ad}.promise-grid>div:last-child{border-right:1px solid #d8c9ad}.promise-grid h2{font:700 22px var(--serif);margin:12px 0 4px}.promise-grid p{font-size:14px;margin:0}.label{display:inline-flex;align-items:center;min-height:24px;padding:3px 10px;border-radius:999px;font-size:10px;font-weight:850;letter-spacing:.06em;text-transform:uppercase;background:var(--sage-dark);color:white;white-space:nowrap}.label-save{background:#dce7dc;color:#2b4c34}.label-skip{background:#f0dbd4;color:#7a3425}.label-choice{background:#f3e4c8;color:#684716}.guide-index{padding-block:80px}.section-heading{display:grid;grid-template-columns:1fr 1fr;column-gap:60px;margin-bottom:36px}.section-heading .eyebrow{grid-column:1/-1}.section-heading h2{font:700 40px/1.1 var(--serif);margin:0;color:var(--sage-dark)}.section-heading>p:last-child{margin:0;color:var(--muted)}.guide-card-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule);border-left:1px solid var(--rule)}.guide-card{padding:30px;min-height:245px;background:var(--paper);text-decoration:none;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);display:flex;flex-direction:column}.guide-card:hover{background:var(--sage-pale)}.guide-number{font-size:11px;font-weight:800;color:var(--clay)}.guide-card h3{font:700 26px var(--serif);margin:18px 0 8px;color:var(--sage-dark)}.guide-card p{font-size:14px;color:var(--muted);margin:0}.card-link{margin-top:auto;padding-top:20px;font-size:13px;font-weight:800}.home-callout{display:grid;grid-template-columns:1fr 1fr;gap:60px;background:var(--sage-dark);color:white;padding:48px;margin-bottom:80px}.home-callout h2{font:700 38px/1.15 var(--serif);margin:0}.home-callout p{margin-top:0}.home-callout .text-link{color:white}
.article-hero{padding-block:62px;border-bottom:1px solid var(--rule)}.article-hero>div{max-width:1000px}.article-hero h1{font-size:clamp(42px,5vw,64px)}.article-hero .trust-line{margin-top:24px}.article-grid{display:grid;grid-template-columns:208px minmax(0,900px) minmax(180px,1fr);gap:38px;align-items:start;padding-top:42px}.article-nav{position:sticky;top:20px}.on-this-page{border-left:1px solid var(--rule);padding-left:18px}.on-this-page p{font-size:10px;font-weight:850;letter-spacing:.14em;margin:0 0 12px}.on-this-page a{display:block;text-decoration:none;color:var(--muted);font-size:13px;padding:7px 0}.on-this-page a.active{color:var(--sage-dark);font-weight:850}.on-this-page a.active:before{content:"";display:inline-block;width:8px;height:2px;background:var(--clay);margin:0 7px 4px -19px}.trust-rail{border-top:3px solid var(--sage);padding-top:20px}.trust-rail>div{padding-bottom:24px;border-bottom:1px solid var(--rule);margin-bottom:22px}.trust-rail h2{font:700 21px/1.2 var(--serif);margin:0 0 8px}.trust-rail p{font-size:13px;color:var(--muted);margin:5px 0}.takeaways{background:var(--sage-pale);border-top:4px solid var(--sage-dark);padding:24px 28px;margin-bottom:48px}.takeaways>p{font-size:10px;font-weight:850;letter-spacing:.14em;margin:0 0 12px;color:var(--sage-dark)}.takeaways ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 28px;margin:0;padding:0;list-style:none}.takeaways li{font-size:14px;font-weight:650;padding-left:20px;position:relative}.takeaways li:before{content:"✓";position:absolute;left:0;color:var(--sage);font-weight:900}.article-section{padding-bottom:52px;margin-bottom:48px;border-bottom:1px solid var(--rule)}.article-section h2,.sources h2,.continue-guide h2{font:700 34px/1.14 var(--serif);letter-spacing:-.02em;color:var(--sage-dark);margin:0 0 20px}.article-section h3{font:700 20px var(--serif);color:var(--sage-dark)}.article-section>p{max-width:760px}.scan-list{list-style:none;padding:0;margin:24px 0}.scan-list li{padding:11px 0 11px 22px;border-bottom:1px solid var(--rule);position:relative}.scan-list li:before{content:"";position:absolute;left:0;top:22px;width:7px;height:7px;background:var(--sage);border-radius:50%}table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px;background:var(--paper)}th{text-align:left;background:var(--sage-dark);color:white;font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:13px 15px}td{border-bottom:1px solid var(--rule);padding:14px 15px;vertical-align:top}tr:nth-child(even) td{background:#f7f3ea}.callout{display:grid;grid-template-columns:38px 1fr;gap:14px;padding:22px 24px;margin:28px 0;border-left:4px solid}.callout-icon{width:31px;height:31px;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center;font-weight:900}.callout h3{margin:0 0 4px}.callout p{margin:0}.callout-warning{background:#f8e9e4;border-color:var(--clay);color:#652f24}.callout-save{background:#e8f0e6;border-color:var(--sage);color:#29432e}.callout-note{background:#f6ecd9;border-color:var(--amber);color:#5c421a}.fact-grid,.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);margin:28px 0}.fact-grid>div,.decision-grid>div{background:var(--paper);padding:22px}.fact-grid b{display:block;color:var(--sage-dark);font:700 23px var(--serif)}.fact-grid span{font-size:12px;color:var(--muted)}.decision-grid h3{margin:14px 0 5px}.decision-grid p{font-size:13px;margin:0}.interactive-checklist{background:var(--paper);border:1px solid var(--rule);padding:22px 26px;margin:24px 0}.checklist-status{display:flex;align-items:center;gap:20px;margin-bottom:14px;font-size:13px}.checklist-status>span{height:6px;background:#e5e0d5;flex:1;border-radius:99px;overflow:hidden}.checklist-status i{display:block;height:100%;background:var(--sage)}.interactive-checklist label{display:flex;gap:12px;padding:11px 0;border-top:1px solid #e6e1d7;cursor:pointer}.interactive-checklist input{width:18px;height:18px;accent-color:var(--sage-dark);margin-top:4px}.steps{list-style:none;padding:0;counter-reset:steps}.steps li{counter-increment:steps;display:grid;grid-template-columns:42px 1fr;column-gap:14px;padding:16px 0;border-bottom:1px solid var(--rule)}.steps li:before{content:counter(steps);grid-row:1/3;width:34px;height:34px;border-radius:50%;background:var(--sage-dark);color:#fff;display:grid;place-items:center;font-weight:800}.steps b{display:block}.steps span{font-size:14px;color:var(--muted)}.disclosure-inline{font-size:12px;color:var(--muted);border-left:3px solid var(--sand);padding-left:13px}.dimension-diagram{width:min(660px,100%);margin:30px auto 40px;padding:30px 48px 34px;position:relative}.dimension-diagram>div{height:260px;border:3px solid var(--sage-dark);background:var(--sand);display:flex;align-items:center;justify-content:center;gap:25px;text-align:center}.dimension-diagram div span{font:700 26px var(--serif);color:var(--sage-dark)}.dimension-diagram div b{max-width:270px;font-size:14px}.dim-width{position:absolute;top:0;left:50%;transform:translateX(-50%);font-weight:800}.dim-depth{position:absolute;bottom:0;left:50%;transform:translateX(-50%);font-weight:800}.zone-diagram,.system-diagram,.principle-row{display:grid;grid-template-columns:repeat(3,1fr);margin:28px 0}.zone-diagram>div{min-height:170px;padding:24px;display:flex;flex-direction:column;justify-content:center}.zone-diagram b,.system-diagram b,.principle-row b{font-size:11px;letter-spacing:.1em}.zone-diagram span,.system-diagram span,.principle-row span{font-size:13px;margin-top:7px}.zone-hot{background:#d9985e}.zone-middle{background:#e9d4ad}.zone-cool{background:#b7c9b7}.system-diagram{grid-template-columns:1fr auto 1fr auto 1fr;align-items:stretch;background:var(--paper);border:1px solid var(--rule)}.system-diagram>div{padding:24px}.system-diagram>span{display:grid;place-items:center;font-size:26px;color:var(--clay)}.system-diagram div span{display:block}.retailer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0}.retailer-grid a{background:var(--paper);border:1px solid var(--rule);padding:18px;text-decoration:none}.retailer-grid a:hover{border-color:var(--sage)}.retailer-grid b,.retailer-grid span{display:block}.retailer-grid span{font-size:12px;color:var(--muted);margin-top:6px}.principle-row{gap:1px;background:var(--rule);border:1px solid var(--rule)}.principle-row div{background:var(--sand);padding:24px}.principle-row span{display:block}.idea-list{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;padding:0;list-style:none}.idea-list li{padding:15px 0;border-bottom:1px solid var(--rule)}.idea-list b,.idea-list span{display:block}.idea-list span{font-size:13px;color:var(--muted)}.sources{background:#f4efe4;padding:28px;margin:20px 0 58px}.sources h2{font-size:25px}.sources p,.sources li{font-size:13px}.continue-guide{padding:46px 0 70px}.continue-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule);border-left:1px solid var(--rule)}.continue-grid a{min-height:90px;padding:15px;text-decoration:none;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--paper);display:grid;grid-template-columns:auto 1fr;gap:4px 10px}.continue-grid a.current{background:var(--sage-dark);color:white}.continue-grid span{font-size:10px;color:var(--clay)}.continue-grid b{font-size:13px}.continue-grid em{grid-column:2;font-size:9px;font-style:normal;letter-spacing:.12em}.site-footer{background:#202f24;color:#eef3ed;padding:55px 0 26px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px}.footer-brand .brand-mark{color:white;border-color:#9db39f}.footer-brand strong{color:white}.footer-grid p{font-size:13px;color:#c6d1c6;max-width:380px}.footer-grid h2{font-size:11px;letter-spacing:.12em;margin:0 0 12px}.footer-grid>div>a:not(.brand){display:block;font-size:13px;color:#d7dfd7;margin:7px 0}.footer-bottom{border-top:1px solid #435347;margin-top:38px;padding-top:20px;display:grid;grid-template-columns:2fr 2fr 1fr;gap:30px}.footer-bottom p{font-size:11px;color:#b9c4b9;margin:0}
@media(max-width:1180px){.shell{width:min(100% - 44px,1100px)}.article-grid{grid-template-columns:190px minmax(0,1fr)}.trust-rail{display:none}.home-hero{gap:42px}.site-header nav{gap:18px}.guide-strip-title{display:none}}
@media(max-width:850px){.shell{width:min(100% - 32px,760px)}.site-header nav{display:none}.home-hero{grid-template-columns:1fr;padding-block:45px}.home-hero .hero-image{order:-1}.hero-image img{aspect-ratio:2/1}.promise-grid,.guide-card-grid,.footer-grid{grid-template-columns:1fr 1fr}.promise-grid>div:last-child{grid-column:1/-1}.section-heading,.home-callout{grid-template-columns:1fr}.article-grid{display:block}.article-nav{position:static;margin-bottom:25px}.on-this-page{display:grid;grid-template-columns:1fr 1fr;background:var(--paper);padding:18px}.on-this-page p{grid-column:1/-1}.takeaways ul,.idea-list{grid-template-columns:1fr}.guide-strip-inner{width:100%;padding-left:0}.fact-grid,.decision-grid{grid-template-columns:1fr}.zone-diagram,.principle-row{grid-template-columns:1fr}.system-diagram{grid-template-columns:1fr}.system-diagram>span{height:24px}.retailer-grid{grid-template-columns:1fr}.footer-bottom{grid-template-columns:1fr}.continue-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){body{font-size:15px}.shell{width:min(100% - 24px,520px)}.header-inner{height:70px}.brand-mark{width:38px;height:38px}.brand strong{font-size:23px}.home-hero h1,.article-hero h1{font-size:40px}.dek{font-size:18px}.hero-actions{align-items:flex-start;flex-direction:column}.promise-grid,.guide-card-grid,.footer-grid{grid-template-columns:1fr}.promise-grid>div:last-child{grid-column:auto}.guide-card{min-height:200px}.home-callout{padding:28px;margin-bottom:50px}.article-hero{padding-block:40px}.article-grid{padding-top:25px}.article-section h2{font-size:29px}.takeaways{padding:20px}.on-this-page{grid-template-columns:1fr}.on-this-page p{grid-column:auto}table{display:block;overflow-x:auto;white-space:normal}.checklist-status{align-items:flex-start;flex-direction:column}.checklist-status>span{width:100%;flex:none}.dimension-diagram{padding-inline:20px}.dimension-diagram>div{height:220px;flex-direction:column}.continue-grid{grid-template-columns:1fr}.footer-bottom{gap:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}