:root{color-scheme:light;--ink:#17191d;--paper:#f6f5f1;--white:#fff;--gold:#f5b942;--teal:#348d83;--muted:#565d63;--line:#dcdedc}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.6}img{max-width:100%;height:auto}a{color:inherit}a:focus-visible,button:focus-visible{outline:3px solid var(--teal);outline-offset:4px}.container{width:min(1160px,calc(100% - 48px));margin-inline:auto}.skip{position:absolute;top:-80px;left:12px;padding:10px;background:white;z-index:100}.skip:focus{top:12px}.site-header{position:relative;z-index:10;background:var(--paper);border-bottom:1px solid var(--line)}.nav{min-height:82px;display:flex;align-items:center;gap:36px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:24px;font-weight:850;letter-spacing:-1.3px}.period{color:#b87911}.nav nav{display:flex;gap:26px;margin-left:auto}.nav nav a{text-decoration:none;font-size:13px;font-weight:620}.nav nav a:hover,.footer a:hover{text-decoration:underline;text-underline-offset:4px}.nav-cta{padding:11px 17px;border-radius:9px;background:var(--ink);color:white;text-decoration:none;font-size:12px;font-weight:800;white-space:nowrap}.nav-cta:hover,.button.dark:hover{background:#303740}.hero{display:grid;grid-template-columns:1fr 1.02fr;gap:38px;align-items:center;padding-block:100px 95px}.eyebrow{color:#28746b;letter-spacing:2px;font-size:11px;font-weight:850;margin:0 0 17px}.indicator{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--teal);margin-right:8px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,5.2vw,74px);line-height:1.045;letter-spacing:-3.9px;margin-bottom:26px}h1 em{font-style:normal;color:#b47c17}h2{font-size:clamp(35px,4.1vw,55px);line-height:1.1;letter-spacing:-2.6px;margin-bottom:20px}h3{font-size:22px;letter-spacing:-.8px;margin-bottom:12px}.lead{font-size:17px;color:#464c51;max-width:530px;line-height:1.8}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin:27px 0 22px}.button{min-height:49px;display:inline-flex;align-items:center;justify-content:center;gap:22px;border-radius:10px;padding:13px 18px;font-size:13px;line-height:1.4;font-weight:800;text-decoration:none;transition:transform .16s,background .16s}.button:hover{transform:translateY(-2px)}.button.dark{background:var(--ink);color:white}.button.light{border:1px solid #b9bec0;background:transparent}.micro{display:flex;gap:13px;flex-wrap:wrap;color:#61676a;font-size:11px}.hero-visual{padding:7px;background:#ebe9e2;border-radius:25px;box-shadow:0 22px 50px #17191d12}.hero-visual img{display:block;border-radius:19px;width:100%}.hero-visual p{font-size:9px;letter-spacing:1.1px;text-align:center;color:#52575b;margin:12px 4px 5px}.band{background:var(--ink);color:white}.band-grid{display:grid;grid-template-columns:repeat(3,1fr);padding-block:27px;gap:30px}.band-grid div{display:flex;align-items:baseline;gap:14px}.band strong{color:var(--gold);font-size:32px;letter-spacing:-1px}.band span{font-size:12px;color:#d3d4d2}.section{padding-block:120px}.section-lead{max-width:660px;color:#4d5558;font-size:17px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:46px}.feature{padding:27px;background:white;border:1px solid #e6e5e0;border-radius:17px;min-height:230px}.feature-symbol{color:#ac7110;font-weight:850;font-size:12px;letter-spacing:1.6px;margin-bottom:23px}.feature p{font-size:14px;color:#50575a;line-height:1.8}.soft{background:#e9eae4}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.caution{margin-top:36px;padding:17px 21px;border-left:4px solid var(--gold);background:#ffffffb5;font-size:13px;color:#4f575a}.visual-tile{background:var(--ink);border-radius:24px;padding:27px;color:white;min-height:400px;display:flex;flex-direction:column}.visual-top{display:flex;justify-content:space-between;font-size:11px;color:var(--gold);letter-spacing:1.3px}.visual-top span{color:#c0c4c1}.tilt-art{flex:1;display:flex;justify-content:center;align-items:center;position:relative}.rotation{height:138px;width:90px;border:8px solid #e7e9e6;border-radius:20px;transform:rotate(-33deg);box-shadow:0 0 0 3px #636969;position:relative}.rotation:after{content:"";position:absolute;top:14px;left:35%;height:7px;width:23px;border-radius:4px;background:var(--gold)}.arc{color:var(--gold);font-size:100px;position:absolute;right:70px;bottom:30px}.visual-bottom{font-size:12px;color:#d9dcda}.end-cta{text-align:center;padding-block:110px}.end-cta h2{max-width:820px;margin-inline:auto}.end-cta p:not(.eyebrow){color:#555c5d}.end-cta .button{margin-top:12px}footer{border-top:1px solid var(--line);background:var(--white)}.footer{display:grid;grid-template-columns:1fr auto;gap:30px;padding-block:45px}.footer strong{font-size:23px}.footer p{color:var(--muted);font-size:12px}.footer div:nth-child(2){display:flex;gap:23px;align-items:start}.footer a{font-size:12px;text-decoration:none}.footer-last{grid-column:1/-1;margin:0}.policy{max-width:780px;padding-block:90px 115px}.policy h1{font-size:clamp(39px,5vw,62px);letter-spacing:-2.8px}.policy-lead{font-size:19px;color:#4d565b}.updated{font-size:12px;color:#667074;padding-bottom:27px;border-bottom:1px solid var(--line)}.policy section{padding-block:26px;border-bottom:1px solid var(--line)}.policy section h2{font-size:26px;letter-spacing:-.8px;margin-bottom:10px}.policy section p{color:#454d50;font-size:15px}.policy .button{margin-top:34px}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:36px;padding-block:70px}.hero-copy{max-width:760px}.hero-visual{max-width:660px}.feature-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr;gap:38px}.visual-tile{max-width:590px}.nav{gap:14px}.nav nav{gap:12px}}@media(max-width:610px){.container{width:min(100% - 32px,1160px)}.nav{min-height:68px;flex-wrap:wrap;padding-block:10px}.brand{font-size:21px}.brand img{width:31px;height:31px}.nav nav{order:3;width:100%;justify-content:space-between}.nav-cta{margin-left:auto;font-size:11px;padding:9px}.hero{padding-block:56px}.hero h1{letter-spacing:-2.6px}.feature-grid{grid-template-columns:1fr}.section{padding-block:72px}.band-grid{grid-template-columns:1fr;gap:12px}.band-grid div{justify-content:space-between}.band strong{font-size:26px}.footer{grid-template-columns:1fr}.footer div:nth-child(2){flex-wrap:wrap}.footer-last{grid-column:1}.policy{padding-block:55px 75px}.visual-tile{min-height:340px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* v1.1 refinement: balanced typography, measured spacing and an accessible sensor guide. */
:root{--radius:18px;--focus:#246d64}
body{font-size:16px;line-height:1.58;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-weight:780;text-wrap:balance}
p{max-width:72ch}h1{font-size:clamp(2.6rem,5vw,4.5rem);letter-spacing:-.052em;line-height:1.09}h2{font-size:clamp(2.2rem,3.6vw,3.55rem);letter-spacing:-.047em;line-height:1.12}h3{letter-spacing:-.025em}
.eyebrow{letter-spacing:.15em}.hero{gap:clamp(24px,4vw,58px);padding-block:clamp(55px,7vw,95px)}
.lead{font-size:clamp(1rem,1.45vw,1.125rem);line-height:1.7}.section{padding-block:clamp(68px,8vw,110px)}
.feature{padding:clamp(20px,2.5vw,30px);min-height:unset;display:flex;flex-direction:column;gap:7px}
.feature-symbol{margin-bottom:12px}.feature p{margin-bottom:0}.section-lead{line-height:1.65}
.band strong{font-variant-numeric:tabular-nums}.band-grid{gap:20px}
.instrument-section{padding-block:clamp(70px,8vw,110px);scroll-margin-top:24px}
.instrument-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px}
.instrument-heading h2{max-width:620px}.instrument-note{max-width:180px;text-align:right;font-size:10px;font-weight:800;letter-spacing:.13em;color:#555e60;margin:0 0 8px}
.instrument-explorer{display:grid;grid-template-columns:minmax(235px,.83fr) minmax(0,1.17fr);gap:14px}
.instrument-picker{display:flex;flex-direction:column;gap:8px}.instrument-option{appearance:none;border:1px solid #dcddda;border-radius:12px;min-height:60px;background:white;color:var(--ink);padding:13px 16px;display:flex;gap:13px;align-items:center;font:inherit;font-size:14px;font-weight:700;text-align:left;cursor:pointer;transition:border-color .15s,background .15s}
.instrument-option span{font-size:11px;color:#687075;font-variant-numeric:tabular-nums;min-width:25px}.instrument-option b{margin-left:auto;font-size:19px;font-weight:500;color:#69727b}
.instrument-option:hover{border-color:#929b9a}.instrument-option.selected{background:var(--ink);border-color:var(--ink);color:#fff}.instrument-option.selected span,.instrument-option.selected b{color:var(--gold)}
.instrument-option:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
.instrument-readout{background:#e9eae4;border:1px solid #dcddda;border-radius:var(--radius);padding:clamp(22px,4vw,48px);display:flex;flex-direction:column;min-height:415px}
.readout-eyebrow{color:#46675f;letter-spacing:.14em;font-size:11px;font-weight:850;display:flex;justify-content:space-between;gap:15px;margin-bottom:34px}
.instrument-readout h3{font-size:clamp(25px,3vw,36px);line-height:1.2;margin-bottom:16px}
.instrument-readout>p:not(.readout-eyebrow):not(.readout-disclaimer){color:#454d50;line-height:1.7;font-size:15px}
.instrument-facts{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:auto;border-top:1px solid #c4c9c6;padding-top:22px}
.instrument-facts div{display:flex;flex-direction:column;gap:7px}.instrument-facts span{font-size:10px;font-weight:800;letter-spacing:.13em;color:#626b6d}.instrument-facts strong{font-size:17px;font-weight:750}
.instrument-readout .readout-disclaimer{font-size:11px;color:#626b6d;margin:20px 0 0}
@media(max-width:900px){.instrument-heading{align-items:start}.instrument-explorer{grid-template-columns:1fr}.instrument-picker{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.instrument-readout{min-height:330px}}
@media(max-width:610px){.container{width:calc(100% - 36px)}.hero{padding-block:48px 55px}.hero h1{letter-spacing:-.05em}.nav nav{gap:8px}.nav nav a{font-size:12px}.instrument-heading{display:block}.instrument-heading .instrument-note{text-align:left;max-width:100%;margin-top:20px}.instrument-picker{grid-template-columns:1fr}.instrument-option{min-height:54px}.instrument-readout{min-height:340px;padding:23px}.instrument-facts{grid-template-columns:1fr 1fr}.section{padding-block:67px}.hero-visual{padding:5px}.end-cta{padding-block:72px}.footer{padding-block:34px}}
@media(prefers-reduced-motion:reduce){.instrument-option{transition:none}}