/* One responsive root. Approved artwork is served from its existing source assets. */
*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:#020611;color:#f7faff;font:14px/1.45 Inter,system-ui,sans-serif;--sig-cyan:#13f2e6;--sig-line:#163f56}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}a:focus-visible,summary:focus-visible{outline:3px solid white;outline-offset:4px}a:hover{text-decoration:underline;text-underline-offset:3px}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:12px;top:12px;background:#062036;padding:12px;z-index:100}.wrap{max-width:1440px;margin:auto}
.signal-v2-header{display:flex;align-items:center;gap:4vw;min-height:70px;padding:12px 2.3vw;border-bottom:1px solid #123047;background:#000}.signal-v2-brand{display:grid;line-height:1;text-align:center;white-space:nowrap}.signal-v2-brand strong{font-size:29px;letter-spacing:-1px}.signal-v2-brand b{font-size:10px;color:var(--sig-cyan);letter-spacing:1px;margin-top:4px}.signal-v2-brand small{font-size:8px;margin-top:5px;letter-spacing:.5px}.signal-v2-links{display:flex;gap:3vw;font-size:12px}.signal-v2-links a{padding:10px 0}.signal-v2-actions{display:flex;gap:20px;margin-left:auto;font-size:11px}.signal-v2-actions>a{border:1px solid var(--sig-cyan);border-radius:7px;min-height:40px;padding:7px 15px;display:grid;place-content:center;text-align:center;color:var(--sig-cyan)}.signal-v2-actions .membership{border-color:#f725da;color:white}.membership small{color:#fb51e4;font-size:7px;margin-top:3px}.signal-v2-actions .signal-v2-primary{background:var(--sig-cyan);color:#00121d}.signal-v2-menu{display:none}
.sig-hero{padding:20px 3.4vw 10px;background:radial-gradient(ellipse at 56% 40%,#00163180,transparent 52%)}.sig-hero .wrap{display:grid;grid-template-columns:minmax(280px,1.1fr) minmax(340px,1.4fr) minmax(230px,.7fr);gap:8px;position:relative}.sig-hero-group{display:contents}.sig-hero-heading{grid-column:1;grid-row:1;text-align:center;padding-top:0}.sig-hero-copy h1{margin:0;font-size:clamp(48px,4.6vw,68px);font-weight:900;line-height:1;letter-spacing:-.02em}.sig-hero-copy h1 span{display:block}.sig-kicker{font-size:.4em;letter-spacing:.12em;line-height:1.3}.sig-before{font-size:.265em;line-height:1.15;letter-spacing:.15em;margin:4px 0}.sig-cyan{font-size:.61em;color:var(--sig-cyan);line-height:1.2}.sig-helper{font-size:.3em;line-height:1.15}.sig-understand{font-size:.66em;color:var(--sig-cyan);line-height:1.1}.sig-telling{font-size:.63em;line-height:1.1}.sig-hero-art{grid-column:2;grid-row:1/3;margin:-5px -25px 0;align-self:start;z-index:-0;pointer-events:none}.sig-hero-art img{width:100%;height:auto}.sig-hero-lower{grid-column:1;grid-row:2;text-align:center;z-index:1}.sig-wave{width:85%;height:15px;margin:8px auto}.sig-tagline{font-size:13px;color:var(--sig-cyan);letter-spacing:1.5px;font-weight:700;margin:0}.sub{max-width:345px;margin:3px auto 10px;font-size:12px;line-height:1.4}.sub strong{color:var(--sig-cyan)}.cta-row{display:flex;gap:10px;width:125%;position:relative;z-index:2}.btn{display:flex;align-items:center;justify-content:center;border:1px solid var(--sig-cyan);border-radius:7px;min-height:40px;padding:8px 13px;font-size:11px;letter-spacing:.3px;white-space:nowrap}.btn-primary{background:var(--sig-cyan);color:#00121d;font-weight:700}.btn-ghost{background:#020a12}.private{text-align:left;font-size:10px;color:#bbd1db;margin:8px 0 0;white-space:normal}.sig-hero-points{grid-column:3;grid-row:1/3;align-self:start}.sig-point{display:grid;grid-template-columns:55px 1fr;gap:12px;align-items:center;min-height:90px;border-bottom:1px solid #21303d}.sig-point:last-child{border:0}.ico img{width:100%;height:100%;object-fit:contain}.sig-point .ico{width:55px;height:55px}.sig-point h3,.sig-feature h3,.sig-tri-card h3{font-size:11px;color:var(--sig-cyan);margin:0 0 5px}.sig-point p{font-size:11px;line-height:1.3;margin:0}
.sig-connected,.sig-triptych,.sig-trust{padding:0 3.4vw}.sig-connected{margin-top:4px}.sig-connected .wrap{padding:6px 20px 10px;border:1px solid var(--sig-line);border-radius:16px;background:linear-gradient(130deg,#031220,#030911)}.sec-head{text-align:center}.eyebrow{color:var(--sig-cyan);letter-spacing:1px;font-size:14px}.sig-g5{display:grid;grid-template-columns:repeat(5,1fr);margin-top:0}.sig-feature{display:grid;grid-template-columns:60px 1fr;gap:13px;padding:12px 15px 0;border-right:1px solid #293849}.sig-feature:last-child{border:0}.sig-feature .ico{width:60px;height:60px}.sig-feature p{font-size:11px;line-height:1.3;margin:0}.sig-triptych{margin-top:12px}.sig-triptych .grid{display:grid;grid-template-columns:1fr 1.9fr 1fr;gap:0}.sig-tri-card{display:grid;grid-template-columns:58px 1fr;gap:14px;padding:15px;border:1px solid var(--sig-line);border-radius:16px;background:linear-gradient(130deg,#031220,#030911)}.sig-tri-card .ico{width:58px;height:58px}.sig-tri-card h3{font-size:12px}.sig-tri-card p{font-size:11px;margin:0}.sig-tri-source{position:relative;text-align:center;min-height:115px}.sig-mountain{position:absolute;bottom:0;width:100%;height:75px;object-fit:cover;object-position:center;z-index:-0}.sig-tri-source h2,.sig-tri-source p{position:relative}.sig-tri-source h2{font-size:22px;line-height:1.1;margin:0}.sig-tri-source p{font-size:13px;line-height:1.2;margin:3px 0}.sig-trust{margin-top:12px}.sig-trust .wrap{border-top:1px solid var(--sig-line)}.sig-trust .eyebrow{display:block;text-align:center;font-size:11px;padding:3px 0 10px}.sig-trust-row{display:grid;grid-template-columns:repeat(4,1fr);max-width:1040px;margin:auto}.sig-trust-item{display:grid;grid-template-columns:34px 1fr;gap:15px;padding:0 24px;border-right:1px solid #667680}.sig-trust-item:last-child{border:0}.sig-trust-item .ico{width:34px;height:34px}.sig-trust-item p{font-size:11px;margin:0}.sig-disclaimer{font-size:11px;color:#9fb6c4;text-align:center;max-width:680px;margin:25px auto 10px}.sig-disclaimer a{color:var(--sig-cyan)}.root-footer{display:flex;justify-content:center;gap:25px;padding:15px;font-size:12px;color:#9fb6c4}
@media(max-width:1180px){.signal-v2-header{gap:3vw}.signal-v2-links{gap:2vw}.signal-v2-actions{gap:8px}.signal-v2-actions>a{padding:7px 10px}.sig-hero .wrap{grid-template-columns:1fr 1.2fr .85fr}.sig-hero-copy h1{font-size:50px}.sig-feature{grid-template-columns:40px 1fr;gap:7px;padding:12px 8px 0}.sig-feature .ico{width:40px;height:40px}.sig-triptych .grid{grid-template-columns:1fr 1.3fr 1fr}}
@media(max-width:900px){.signal-v2-header{padding:15px 8%;background:#010814}.signal-v2-links,.signal-v2-actions{display:none}.signal-v2-brand strong{font-size:26px}.signal-v2-brand small{display:none}.signal-v2-menu{display:block;margin-left:auto}.signal-v2-menu summary{display:grid;gap:5px;padding:10px;list-style:none;cursor:pointer}.signal-v2-menu summary span{width:28px;height:2px;background:#fff}.signal-v2-menu summary::-webkit-details-marker{display:none}.signal-v2-menu nav{position:absolute;right:5%;top:64px;z-index:10;display:grid;padding:12px 25px;border:1px solid var(--sig-cyan);border-radius:8px;background:#031421}.signal-v2-menu nav a{padding:10px 0}.sig-hero{padding:12px 8%}.sig-hero .wrap{grid-template-columns:1fr 1fr;gap:0}.sig-hero-heading{text-align:left;grid-row:1;z-index:1}.sig-hero-copy h1{font-size:clamp(35px,7.5vw,68px)}.sig-before{font-size:.3em;letter-spacing:.06em}.sig-cyan{font-size:.66em}.sig-helper{font-size:.4em}.sig-hero-art{grid-column:2;grid-row:1/3;width:148%;margin:5px 0 0 -35%;align-self:start}.sig-hero-art img{width:100%;max-width:none}.sig-hero-lower{display:contents}.sig-wave{grid-column:1;grid-row:2;width:100%;height:12px;margin:10px 0 4px}.sig-tagline{grid-column:1/-1;grid-row:3;text-align:left;font-size:clamp(10px,2.6vw,18px);margin:4px 0;letter-spacing:.6px;z-index:1}.sub{grid-column:1/-1;grid-row:4;text-align:left;margin:0 35% 12px 0;max-width:none;font-size:clamp(11px,2.1vw,16px);z-index:1}.cta-row{grid-column:1/-1;grid-row:5;display:grid;width:100%;gap:8px}.btn{min-height:44px;font-size:clamp(11px,2.5vw,17px);padding:10px 4px}.private{grid-column:1/-1;grid-row:6;text-align:center;font-size:11px;margin:8px 0 12px}.sig-hero-points{grid-column:1/-1;grid-row:7;display:grid;grid-template-columns:1fr 1fr;gap:8px}.sig-point,.sig-point:last-child{grid-template-columns:40px 1fr;border:1px solid var(--sig-line);border-radius:10px;gap:9px;background:#041724b3;padding:12px 9px;min-height:98px}.sig-point .ico{width:40px;height:40px}.sig-point h3{font-size:10px}.sig-point p{font-size:11px}.sig-connected,.sig-triptych,.sig-trust{padding:0 7%}.sig-connected .wrap{border:0;border-radius:0;padding:0;background:transparent}.sec-head{margin:6px 0 10px}.eyebrow{font-size:15px;font-weight:700;letter-spacing:.2px}.sig-g5{gap:5px}.sig-feature,.sig-feature:last-child{display:flex;flex-direction:column;align-items:center;gap:8px;padding:9px 4px;border:1px solid var(--sig-line);border-radius:10px;background:#041724b3;text-align:center;min-width:0}.sig-feature .ico{width:45px;height:45px}.sig-feature h3{font-size:clamp(8px,1.4vw,13px);overflow-wrap:anywhere}.sig-feature p{font-size:clamp(8px,1.4vw,13px);line-height:1.4}.sig-triptych .grid{grid-template-columns:1fr 1fr;gap:8px}.sig-tri-source{order:-1;grid-column:1/-1;min-height:110px}.sig-tri-source h2{font-size:21px}.sig-tri-source p{font-size:12px}.sig-tri-card{grid-template-columns:37px 1fr;gap:9px;padding:12px 8px;border-radius:10px}.sig-tri-card .ico{width:37px;height:37px}.sig-tri-card h3{font-size:10px}.sig-tri-card p{font-size:10px}.sig-trust-item{display:flex;flex-direction:column;gap:6px;text-align:center;padding:0 6px;align-items:center}.sig-trust-item p{font-size:9px}.sig-trust .eyebrow{font-size:10px}.sig-disclaimer{font-size:10px}.root-footer{flex-wrap:wrap;gap:18px}}
@media(max-width:360px){.sig-hero{padding-inline:6%}.sig-hero-copy h1{font-size:30px}.sig-hero-art{width:135%;margin-left:-30%}.sig-point{grid-template-columns:30px 1fr;gap:6px;padding:10px 6px}.sig-point .ico{width:30px;height:30px}.sig-tri-card{grid-template-columns:1fr}.sig-trust .eyebrow{font-size:9px;letter-spacing:0}}
/* At phone widths preserve readable words instead of scaling five cards to 8px. */
@media(max-width:600px){.sig-g5{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.sig-feature,.sig-feature:last-child{padding:14px 8px;gap:10px}.sig-feature:last-child{grid-column:1/-1;display:grid;grid-template-columns:55px 1fr;text-align:left;align-items:center;padding-inline:18px}.sig-feature h3{font-size:12px;overflow-wrap:normal;word-break:normal}.sig-feature p{font-size:13px}.sig-feature .ico{width:50px;height:50px}.sig-point h3,.sig-tri-card h3{font-size:12px}.sig-point p,.sig-tri-card p{font-size:12px}.sig-trust-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 0}.sig-trust-item:nth-child(2){border-right:0}.sig-trust-item p{font-size:12px}.sig-trust .eyebrow{font-size:12px}.sub{font-size:13px}.private{font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;scroll-behavior:auto!important}}

/* Approved S34 raster icons, exact source pixels. One cached asset, no redrawn substitutes. */
:root{--s34-icon-atlas:url("/img/canonical/s34-reference.webp")}
.reference-icon{display:block;width:100%;height:100%;background-image:var(--s34-icon-atlas);background-repeat:no-repeat;border-radius:50%}
.sig-heading-white{color:#f7faff}
.reference-icon-assessments{background-size:1147.560976% 2039.024390%;background-position:13.504075% 68.238994%}
.reference-icon-labs{background-size:1147.560976% 2039.024390%;background-position:31.664726% 68.238994%}
.reference-icon-health360{background-size:1147.560976% 2039.024390%;background-position:49.825378% 68.238994%}
.reference-icon-ai{background-size:1147.560976% 2039.024390%;background-position:67.986030% 68.238994%}
.reference-icon-pathways{background-size:1147.560976% 2039.024390%;background-position:86.146682% 68.238994%}
.reference-icon-privacy{background-size:1022.826087% 1817.391304%;background-position:12.249706% 92.151899%}
.reference-icon-way{background-size:1022.826087% 1817.391304%;background-position:58.539458% 92.151899%}
/* Keep the owner-confirmed 2/2/1 feature layout. Improve the lower card balance without changing its content hierarchy. */
@media(max-width:600px){
 .sig-tri-card{grid-template-columns:42px minmax(0,1fr);gap:9px;padding:12px 9px;align-items:start}
 .sig-tri-card .ico{width:42px;height:42px}
 .sig-tri-card h3{font-size:11px;line-height:1.3}
 .sig-tri-card p{font-size:12px;line-height:1.4}
}

.sig-source-wave{display:none}
@media(max-width:360px){.sig-tri-card{grid-template-columns:minmax(0,1fr)}}
@media(max-width:900px){
 body.signalos-page{background:#020b13 url("/img/canonical/mobile-landscape.webp") center top / 100% auto no-repeat}
 .signal-v2-header{background:transparent;border-bottom:0;position:relative}
 .sig-hero{background:transparent}
 .sig-hero-art{mix-blend-mode:screen}
 .sig-hero-heading,.sig-tagline,.sub{text-shadow:0 1px 5px #00101c}
 .sig-tri-source{background:url("/img/canonical/mobile-panorama.webp") center / cover no-repeat;min-height:140px;margin-inline:-8.139535%;padding:12px 7% 10px;display:flex;flex-direction:column;justify-content:center}
 .sig-mountain{visibility:hidden;left:0}
 .sig-tri-source h2,.sig-tri-source p{text-shadow:0 1px 5px #00101c,0 2px 10px #00101c}
 .sig-source-wave{display:block;width:46%;height:14px;margin:4px auto}
}
/* Owner menu-button feedback: one native details control, with a visible touch target. */
@media(max-width:900px){
 .signal-v2-menu summary{width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:10px;border:1px solid #13f2e680;border-radius:12px;background:linear-gradient(145deg,#062638eb,#031421f5);box-shadow:inset 0 1px 0 #b8fff51c,0 3px 14px #00101c66;transition:border-color .18s,box-shadow .18s}
 .signal-v2-menu summary span{width:22px;height:2px;flex:none;border-radius:2px;background:var(--sig-cyan);transform-origin:center;transition:transform .18s,opacity .18s}
 .signal-v2-menu summary span:nth-child(2){width:16px;align-self:flex-end}
 .signal-v2-menu summary:hover,.signal-v2-menu[open] summary{border-color:var(--sig-cyan);box-shadow:inset 0 1px 0 #b8fff51c,0 0 14px #13f2e626}
 .signal-v2-menu summary:focus-visible{outline:3px solid #fff;outline-offset:4px}
 .signal-v2-menu[open] summary span:nth-child(1){transform:translateY(7px) rotate(45deg)}
 .signal-v2-menu[open] summary span:nth-child(2){opacity:0}
 .signal-v2-menu[open] summary span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
 .signal-v2-menu nav{top:calc(100% + 4px);right:8%;border-radius:14px;box-shadow:0 12px 32px #00101c99}
}
@media(prefers-reduced-motion:reduce){.signal-v2-menu summary,.signal-v2-menu summary span{transition:none}}