@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#172a35;--muted:#617584;--orange:#f18b2e;--deep:#114959;--line:#dee7e9;--pale:#f4f8f8;--white:#fff;--shadow:0 20px 60px rgba(16,54,67,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;font:16px/1.65 'DM Sans',Arial,sans-serif;color:var(--ink)}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{font-family:Manrope,Arial,sans-serif}h1{font-size:clamp(46px,5.5vw,82px);letter-spacing:-.065em;line-height:1.05}h2{font-size:clamp(29px,3.35vw,48px);letter-spacing:-.048em;line-height:1.14}h3{font-size:22px;letter-spacing:-.025em;line-height:1.25}.muted{color:var(--muted)}.container{width:min(1200px,calc(100% - 48px));margin:auto}.nav{position:sticky;top:0;z-index:50;background:#ffffffeb;border-bottom:1px solid #e9eeee;backdrop-filter:blur(15px)}.navinner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand img{width:178px;height:auto}.navlinks{display:flex;align-items:center;gap:22px;font-size:13px;font-weight:800;color:#405765}.navlinks a.active,.navlinks a:hover{color:#de7d24}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--orange);background:var(--orange);color:#fff!important;border-radius:9px;padding:13px 19px;font-size:13px;font-weight:800;transition:transform .2s}.btn:hover{transform:translateY(-2px)}.btn.outline{background:transparent;color:var(--ink)!important;border-color:#b7cbd0}.btn.dark{background:var(--deep);border-color:var(--deep)}.mobilemenu{display:none;border:1px solid var(--line);background:#fff;padding:8px 12px;border-radius:8px}.eyebrow{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.14em;color:#be702b;margin-bottom:13px}.hero{background:radial-gradient(circle at 10% 16%,#fff6ea,transparent 35%),linear-gradient(120deg,#fff 35%,#f2f8fa);overflow:hidden}.hero .hero-grid{display:grid;grid-template-columns:1.01fr .99fr;align-items:center;gap:26px;min-height:620px;padding-top:50px;padding-bottom:64px}.hero h1 em{font-style:normal;color:#db7923}.hero p{font-size:18px;color:#536c7c;max-width:595px}.herobtns{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.tag{background:#fff;border:1px solid #dbe7eb;padding:7px 10px;border-radius:7px;font-size:12px;color:#3e6875;font-weight:700}.heroart{position:relative;height:510px;background:#e7f0f2;border-radius:28px;overflow:hidden;border:1px solid #d4e2e5;box-shadow:var(--shadow)}.heroart img{height:100%;width:100%;object-fit:cover;filter:saturate(.85)}.heroart:after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,#092936db)}.heroart .overlay{position:absolute;z-index:2;color:white;left:30px;bottom:28px;right:25px}.heroart .overlay strong{font-size:27px;line-height:1.2;display:block}.heroart .overlay small{font-weight:700;color:#ffca96;letter-spacing:.1em;text-transform:uppercase}.floating{position:absolute;top:24px;right:20px;z-index:3;border:1px solid #ffffffb8;background:#ffffffed;border-radius:14px;padding:14px 18px;box-shadow:var(--shadow);font-size:12px;font-weight:800;color:#244b57}.section{padding:86px 0}.section.alt{background:var(--pale)}.heading{max-width:790px;margin-bottom:35px}.heading p{color:var(--muted);max-width:660px;font-size:17px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.cards.two{grid-template-columns:repeat(2,1fr)}.card{background:white;border:1px solid var(--line);border-radius:19px;overflow:hidden;box-shadow:0 10px 30px #193d4709}.card img.cardphoto{width:100%;height:230px;object-fit:cover}.cardbody{padding:26px}.card p{color:var(--muted)}.card h3{margin-bottom:8px}.pillrow{display:flex;flex-wrap:wrap;gap:8px;margin:17px 0}.pillrow span{border:1px solid #dce6e7;background:#f6f9fa;border-radius:30px;font-weight:700;font-size:11px;padding:5px 10px;color:#57717c}.textlink{font-weight:800;color:#c66e20;font-size:13px}.darkstrip{background:#123e4c;color:white;padding:27px 0}.stripgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.stripgrid b{display:block;font-size:17px}.stripgrid span{display:block;color:#c3d7df;font-size:12px}.split{display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center}.featureimage{border-radius:25px;overflow:hidden;box-shadow:var(--shadow);position:relative}.featureimage img{width:100%;max-height:440px;object-fit:cover}.featureimage figcaption{font-size:11px;color:white;background:#163745d4;position:absolute;bottom:12px;right:12px;padding:6px 10px;border-radius:5px}.bulletgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.bullet{padding:18px;border:1px solid var(--line);border-radius:14px;background:white}.bullet b{display:block;margin-bottom:4px}.bullet small{color:var(--muted)}.pagehero{padding:84px 0 72px;background:linear-gradient(115deg,#fff9f1,#f1f7f9 75%);border-bottom:1px solid #e4ebee}.pagehero p{font-size:18px;max-width:750px;color:#546d7d}.pagehero h1{max-width:950px}.breadcrumbs{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#b87942;font-weight:800}.tablegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.panel{border:1px solid var(--line);padding:25px;border-radius:18px;background:#fff}.panel h3{font-size:19px}.panel p{color:var(--muted);margin-bottom:0}.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.step{padding:20px;background:white;border:1px solid var(--line);border-radius:12px}.step .number{color:#ce7729;font-weight:800;font-size:13px}.step h3{margin:9px 0}.notice{border-left:3px solid #ef8c32;background:#fff8ef;color:#775a3d;padding:15px 20px;font-size:13px;border-radius:5px}.cta{padding:66px 0;background:linear-gradient(110deg,#153f4b,#216070);color:white}.cta p{color:#d6e6ec}.cta .btn{margin-top:5px}.footer{border-top:1px solid var(--line);padding:38px 0;background:#fff}.footerinner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}.footer img{width:190px;height:auto}.footer small{color:#798a96}.footerlinks{display:flex;gap:16px;flex-wrap:wrap;font-size:12px;font-weight:700;color:#526978}.photoquad{display:grid;grid-template-columns:1.15fr .85fr;gap:10px;height:450px}.photoquad img{width:100%;height:100%;object-fit:cover;border-radius:15px}.photoquad .vertical{display:grid;grid-template-rows:1fr 1fr;gap:10px;min-height:0}.photoquad .vertical img{min-height:0}.technology{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.technology .panel h3{font-size:17px}.technology ul{padding-left:18px;color:#576d7b;font-size:14px}.servicegrid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.miniicon{display:inline-flex;background:#fff2e4;border-radius:10px;padding:12px;font-size:20px;margin-bottom:16px}.industrygrid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.industry{height:260px;position:relative;overflow:hidden;border-radius:17px}.industry img{width:100%;height:100%;object-fit:cover}.industry:after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 22%,#051f2cbf)}.industry strong{position:absolute;bottom:17px;left:20px;color:#fff;z-index:2;font-size:19px}.footer a:hover{color:var(--orange)}@media(max-width:950px){.navlinks{display:none;position:absolute;top:77px;left:0;right:0;background:white;padding:20px 25px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}.navlinks.show{display:flex}.mobilemenu{display:inline-flex}.hero .hero-grid,.split{grid-template-columns:1fr}.heroart{height:420px}.cards,.tablegrid,.technology{grid-template-columns:repeat(2,1fr)}.industrygrid{grid-template-columns:repeat(2,1fr)}.stripgrid{grid-template-columns:repeat(2,1fr)}}@media(max-width:650px){.container{width:calc(100% - 30px)}.hero .hero-grid{padding-top:34px}.heroart{height:310px}.hero h1{font-size:46px}.section{padding:55px 0}.cards,.cards.two,.tablegrid,.technology,.bulletgrid,.servicegrid,.industrygrid,.flow,.stripgrid{grid-template-columns:1fr}.pagehero{padding:55px 0 44px}.photoquad{height:320px}.card img.cardphoto{height:200px}}
/* V7.1 product visuals */
.cardphoto{object-position:center center;} .footer small a{color:#ea7b22;font-weight:700;}

/* V7.2: Brand identity separated from AI-generated illustrations. */
.official-brand{display:flex;align-items:center;gap:11px;padding:16px 22px 11px;background:#fff;border-bottom:1px solid #e7edef;min-height:67px}.official-brand>img{width:32px;height:32px;object-fit:contain;flex:none}.official-brand .safeair-word,.official-brand .traceplus-word{font-family:Manrope,Arial,sans-serif;font-size:27px;font-weight:850;letter-spacing:-.055em;line-height:1}.official-brand .safeair-word{color:#153f40}.official-brand .traceplus-word{color:#29356f}.official-brand .brand-source{color:#7c909b;font-size:11px;margin-left:auto;font-weight:700}.pagehero .official-brand{display:inline-flex;min-width:300px;border:1px solid #e4ecee;border-radius:13px;margin:0 0 24px;box-shadow:0 4px 18px rgba(0,0,0,.035)}

.official-brand.trace-logo{background:#15213d;border-bottom:0;padding:14px 18px;border-radius:12px 12px 0 0}.official-brand.trace-logo > img{width:190px;height:auto}.official-brand.trace-logo .brand-source{color:#c9d2e7}.pagehero .official-brand.trace-logo{display:inline-flex;min-width:0;border:0;border-radius:14px;box-shadow:0 6px 20px rgba(21,33,61,.14)}

/* Trace+ AI editorial treatment */
.card:has(.trace-logo) .cardphoto{object-fit:cover;object-position:center;filter:saturate(1.05)}
.card:has(.trace-logo) .cardbody{background:linear-gradient(125deg,#fff 72%,#fff5fa)}
.card:has(.trace-logo) .eyebrow{color:#d52e75}

/* Official user-supplied SafeAir wordmark */
.official-brand.safeair-brand{background:#f7fcfd;border-bottom:1px solid #e1ebee;min-height:72px;padding:12px 20px}
.official-brand.safeair-brand>img{width:218px;height:51px;object-fit:contain;object-position:left center}
.official-brand.safeair-brand .brand-source{margin-left:auto}
.pagehero .official-brand.safeair-brand{display:inline-flex;border:1px solid #e2eaee;border-radius:14px;box-shadow:0 4px 16px #002b3411}
.safeair-special{background:linear-gradient(120deg,#f2fdff,#ffffff 55%,#f6fbfe);border-top:1px solid #dcecf0}
.safeair-feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:28px}
.safeair-feature{border:1px solid #dce8ed;border-radius:22px;background:white;overflow:hidden;box-shadow:0 10px 25px #1024310d}
.safeair-feature img{height:225px;object-fit:contain;width:100%;background:#f3f9fc;padding:8px}
.safeair-feature .copy{padding:23px}
.safeair-feature h3{margin:0 0 12px;font-size:24px}
.safeair-feature p{color:#5b7080;margin:0 0 15px}
.safeair-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:27px 0}
.safeair-stat{padding:19px;border:1px solid #dcecf0;border-radius:18px;background:#fff;text-align:center}
.safeair-stat strong{display:block;color:#00bdd5;font-size:27px;line-height:1.2}
.safeair-stat span{font-size:12px;color:#4d6477}
@media(max-width:850px){.safeair-feature-grid{grid-template-columns:1fr}.safeair-stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.official-brand.safeair-brand>img{width:150px;height:36px}.safeair-stats{grid-template-columns:1fr 1fr}}

/* V8 refinement */
.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:28px 0}.proof-tile{background:white;border:1px solid #dfe6ec;border-radius:16px;padding:25px}.proof-tile h3{margin:0 0 8px;font-size:21px}.proof-tile p{color:#526477;margin:0}.page-columns{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start}.form-panel{background:white;border:1px solid #dae4ec;border-radius:20px;padding:30px;box-shadow:0 12px 34px rgba(0,0,0,.05)}.form-panel label{display:block;font-weight:700;font-size:13px;margin:15px 0 5px}.form-panel input,.form-panel textarea,.form-panel select{width:100%;padding:13px 14px;border:1px solid #bdcbd5;border-radius:10px;font:inherit;background:white;color:#172936}.form-panel textarea{min-height:132px;resize:vertical}.form-panel input:focus,.form-panel textarea:focus,.form-panel select:focus{outline:2px solid #ea873d;outline-offset:1px}.form-panel .btn{margin-top:16px;cursor:pointer}.smallprint{font-size:12px;color:#637485}.tagline{font-size:15px;color:#5c6e7e}.portfolio-proof{padding:24px;background:#f3f9fc;border-left:4px solid #e98339;border-radius:9px;margin:24px 0}.portfolio-proof strong{display:block}.portfolio-proof p{margin:5px 0 0;color:#586b7a}.legacy-card{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:center;background:white;border:1px solid #e1e7ed;border-radius:20px;overflow:hidden;margin:18px 0}.legacy-card img{width:100%;height:220px;object-fit:cover}.legacy-card div{padding:14px 22px 14px 0}@media(max-width:800px){.proof-grid,.page-columns{grid-template-columns:1fr}.legacy-card{grid-template-columns:1fr}.legacy-card img{height:190px}.legacy-card div{padding:20px}}

/* V9.7 production responsive refinements */
.brand{display:inline-flex;align-items:center;flex:0 0 auto;min-width:0}
.brand img{width:178px;max-width:100%;height:auto;object-fit:contain}
.navinner{min-width:0}
.navlinks{min-width:0}
.footer img{height:auto;object-fit:contain}
@media(max-width:1180px) and (min-width:951px){.navinner{gap:12px}.navlinks{gap:12px;font-size:12px}.brand img{width:151px}.navlinks .btn{padding:10px 12px}}
@media(max-width:950px){.navinner{height:72px}.navlinks{top:71px;max-height:calc(100dvh - 71px);overflow-y:auto;box-shadow:0 14px 26px rgba(0,0,0,.12)}.brand img{width:155px}.mobilemenu{cursor:pointer}}
@media(max-width:650px){.brand img{width:148px}.navinner{gap:9px}.hero h1{font-size:clamp(37px,9vw,46px);overflow-wrap:break-word}.pagehero h1{font-size:clamp(35px,9vw,46px);overflow-wrap:break-word}.hero p,.pagehero p{font-size:16px}.footerinner{justify-content:flex-start;align-items:flex-start}.footer img{width:172px}.footerlinks{gap:10px}.cta{padding:47px 0}.heroart{height:285px}.section{padding:52px 0}}