/* Empyrean Aerospace corporate site
   Palette derived from the Empyrean and SkySail marks. Single light theme by design. */
:root{
  --navy:#141C33;
  --navy-2:#1E2A4D;
  --royal:#0C3498;
  --royal-deep:#0A2690;
  --cyan:#2098D4;
  --cyan-deep:#2088C8;
  --silver:#B0B8CC;
  --silver-light:#D8DCE8;
  --paper:#F5F7FA;
  --white:#FFFFFF;
  --ink:#1A2030;
  --ink-soft:#4A5470;
  --mist:#E3E8F0;
  --font-display:"Rethink Sans","Plus Jakarta Sans",system-ui,sans-serif;
  --font-body:"Plus Jakarta Sans","Rethink Sans",system-ui,sans-serif;
  --measure:64ch;
  --gutter:clamp(16px,4vw,48px);
  --wrap:1120px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--royal)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--cyan);outline-offset:2px}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:-0.015em;margin:0;text-wrap:balance}
h1{font-size:clamp(2.2rem,5.2vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.25rem}
p{margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--font-display);font-size:.78rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan-deep)}
.rule{display:block;width:56px;height:3px;background:var(--cyan);margin-top:18px}
.lede{font-size:1.2rem;color:var(--ink-soft);max-width:var(--measure)}
.prose{max-width:var(--measure);display:grid;gap:1em}
.prose strong{color:var(--ink)}

/* Header */
.site-header{background:var(--navy);color:var(--white);position:sticky;top:env(safe-area-inset-top,0px);z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--white)}
.brand img{height:52px;width:auto}
.brand span{font-family:var(--font-display);font-weight:600;letter-spacing:.06em;font-size:.95rem;text-transform:uppercase}
.nav{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:var(--silver-light);text-decoration:none;font-size:.92rem;font-weight:500;padding:10px 12px;border-radius:4px;transition:color .15s,background .15s}
.nav a:hover{color:var(--white);background:rgba(255,255,255,.06)}
.nav a[aria-current="page"]{color:var(--white);box-shadow:inset 0 -2px 0 var(--cyan)}
.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.25);color:var(--white);border-radius:4px;padding:8px 12px;font:inherit;font-size:.9rem}
@media (max-width:760px){
  .nav-toggle{display:inline-block}
  .nav{display:none;width:100%;flex-direction:column;padding-bottom:12px}
  .nav.open{display:flex}
  .site-header .wrap{flex-wrap:wrap}
}

/* Hero: text left, tall image right, echoing the pitch deck layout */
.hero{background:var(--white);border-bottom:1px solid var(--mist)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,5vw,72px);align-items:center;padding-block:clamp(40px,7vw,96px)}
.hero-copy{display:grid;gap:22px}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:6px}
.hero-media figcaption{font-size:.8rem;color:var(--ink-soft);margin-top:10px}
.hero.compact .wrap{grid-template-columns:1fr;padding-block:clamp(40px,6vw,72px)}
@media (max-width:820px){.hero .wrap{grid-template-columns:1fr}.hero-media img{aspect-ratio:4/3}}

.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 22px;border-radius:4px;font-family:var(--font-display);font-weight:600;font-size:.95rem;text-decoration:none;border:1.5px solid transparent;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--royal);color:var(--white)}
.btn-primary:hover{background:var(--royal-deep)}
.btn-ghost{background:transparent;color:var(--royal);border-color:var(--royal)}
.btn-ghost:hover{background:var(--royal);color:var(--white)}
.btn-light{background:var(--white);color:var(--navy)}
.btn-light:hover{background:var(--silver-light)}

/* Sections */
.section{padding-block:clamp(48px,7vw,96px)}
.section.alt{background:var(--white);border-block:1px solid var(--mist)}
.section.dark{background:var(--navy);color:var(--white)}
.section.dark .eyebrow{color:var(--cyan)}
.section.dark .lede,.section.dark .muted{color:var(--silver-light)}
.section-head{display:grid;gap:14px;margin-bottom:clamp(28px,4vw,48px);max-width:var(--measure)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);align-items:center}
.split img{border-radius:6px;width:100%;object-fit:cover}
@media (max-width:820px){.split{grid-template-columns:1fr}}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media (max-width:900px){.grid-3{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid-3,.grid-2{grid-template-columns:1fr}}

.card{background:var(--white);border:1px solid var(--mist);border-radius:6px;padding:28px;display:grid;gap:12px;align-content:start}
.card h3{padding-bottom:12px;border-bottom:2px solid var(--cyan);display:inline-block}
.card p{color:var(--ink-soft);font-size:.98rem}
.dark .card{background:var(--navy-2);border-color:rgba(255,255,255,.1)}
.dark .card p{color:var(--silver-light)}

.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid var(--mist);border-bottom:1px solid var(--mist);padding-block:28px}
.stat{display:grid;gap:4px}
.stat b{font-family:var(--font-display);font-size:2.1rem;font-weight:600;letter-spacing:-.02em;color:var(--royal);font-variant-numeric:tabular-nums}
.stat span{color:var(--ink-soft);font-size:.95rem}
@media (max-width:600px){.stat-row{grid-template-columns:1fr}}

.checklist{list-style:none;padding:0;margin:0;display:grid;gap:12px;max-width:var(--measure)}
.checklist li{padding-left:28px;position:relative}
.checklist li::before{content:"";position:absolute;left:0;top:.55em;width:14px;height:3px;background:var(--cyan)}

/* Product bands */
.product{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,64px);align-items:center;padding-block:clamp(32px,5vw,56px)}
.product + .product{border-top:1px solid var(--mist)}
.product .logo{max-height:64px;width:auto;margin-bottom:18px}
.product.xvol{background:var(--white);border:1px solid var(--mist);border-radius:6px;padding:clamp(24px,4vw,48px)}
.product.xvol .logo{max-height:56px}
@media (max-width:820px){.product{grid-template-columns:1fr}}

/* Team */
.team-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
@media (max-width:760px){.team-grid{grid-template-columns:1fr}}
.person{display:grid;grid-template-columns:132px 1fr;gap:24px;align-items:start;background:var(--white);border:1px solid var(--mist);border-radius:6px;padding:28px}
.person img{width:132px;height:132px;border-radius:50%;object-fit:cover;border:3px solid var(--mist)}
.person h3{font-size:1.3rem}
.person .role{font-family:var(--font-display);font-weight:600;color:var(--cyan-deep);font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin-top:4px}
.person p{margin-top:12px;color:var(--ink-soft);font-size:.97rem}
.person a.li{display:inline-block;margin-top:12px;font-size:.9rem;font-weight:600;text-decoration:none}
@media (max-width:480px){.person{grid-template-columns:1fr}}
.founder{grid-column:1 / -1}
.founder .person{grid-template-columns:160px 1fr}
.founder .person img{width:160px;height:160px}
@media (max-width:480px){.founder .person{grid-template-columns:1fr}.founder .person img{width:132px;height:132px}}

/* Forms */
.form{display:grid;gap:16px;max-width:560px}
.field{display:grid;gap:6px}
.field label{font-family:var(--font-display);font-weight:600;font-size:.9rem}
.field input,.field textarea,.field select{font:inherit;padding:12px 14px;border:1.5px solid var(--silver);border-radius:4px;background:var(--white);color:var(--ink);width:100%}
.field textarea{min-height:140px;resize:vertical}
.form-note{font-size:.85rem;color:var(--ink-soft)}
.form-status{font-size:.95rem;color:var(--royal);min-height:1.4em}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}
.contact-list{display:grid;gap:22px}
.contact-list dt{font-family:var(--font-display);font-weight:600;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan-deep)}
.contact-list dd{margin:4px 0 0;color:var(--ink-soft)}
.contact-list dd a{word-break:break-word}

/* Disclaimer */
.notice{background:var(--white);border-left:4px solid var(--royal);padding:20px 24px;font-size:.92rem;color:var(--ink-soft);max-width:var(--measure);border-radius:0 6px 6px 0}

/* CTA band */
.cta{background:var(--royal);color:var(--white)}
.cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding-block:44px}
.cta h2{font-size:clamp(1.4rem,2.6vw,1.9rem)}
.cta p{color:var(--silver-light);margin-top:6px}

/* Footer */
.site-footer{background:var(--navy);color:var(--silver);font-size:.88rem}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-block:56px 40px}
.site-footer h4{color:var(--white);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{color:var(--silver-light);text-decoration:none}
.site-footer a:hover{color:var(--white)}
.site-footer .brand img{height:64px}
.site-footer .legal{border-top:1px solid rgba(255,255,255,.1)}
.site-footer .legal .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:20px;grid-template-columns:none}
.placeholder{background:rgba(251,174,64,.18);outline:1px dashed #FBAE40;padding:0 4px;border-radius:2px}
@media (max-width:820px){.site-footer .wrap{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Header lockup: swoosh mark + typed wordmark (the supplied logo is a stacked raster and is illegible at header size) */
.brand img{height:40px}
.site-header .brand img{height:38px}
.wordmark{display:flex;flex-direction:column;line-height:1;font-family:var(--font-display)}
.wordmark b{font-weight:600;font-size:1.05rem;letter-spacing:.12em;text-transform:uppercase}
.wordmark small{font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--silver);margin-top:3px}
.brand span{text-transform:none;letter-spacing:0}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.site-footer .brand img{height:88px}
.team-grid{grid-template-columns:repeat(3,1fr);gap:24px}
.team-grid .person{grid-template-columns:1fr;text-align:left}
.team-grid .person img{width:120px;height:120px}
.founder{grid-column:1 / -1}
.founder .person{grid-template-columns:160px 1fr}
@media (max-width:900px){.team-grid{grid-template-columns:1fr}.founder .person{grid-template-columns:1fr}}
.person .li + .placeholder{font-size:.8rem;margin-left:8px}