/* ===== AeroClean — shared styles ===== */
:root{
  --ink:#0C1722;
  --ink-2:#13283A;
  --paper:#ECF1F4;
  --paper-2:#FFFFFF;
  --mist:#5E6E7B;
  --mist-2:#9DAAB4;
  --aqua:#15B6C4;
  --aqua-deep:#0C8B97;
  --line-dark:rgba(255,255,255,.10);
  --line-light:rgba(12,23,34,.12);
  --display:'Archivo',sans-serif;
  --body:'Inter',sans-serif;
  --mono:'IBM Plex Mono',monospace;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--paper);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--aqua);color:var(--ink)}
:focus-visible{outline:2px solid var(--aqua);outline-offset:3px;border-radius:3px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--aqua-deep);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--aqua-deep);display:inline-block}
.eyebrow.on-dark{color:var(--aqua)}
.eyebrow.on-dark::before{background:var(--aqua)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:15px;padding:13px 24px;border-radius:8px;transition:transform .2s,background .2s,border-color .2s,color .2s;cursor:pointer}
.btn-primary{background:var(--aqua);color:var(--ink)}
.btn-primary:hover{background:#fff;transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line-dark);color:#fff}
.btn-ghost:hover{border-color:var(--aqua);color:var(--aqua);transform:translateY(-2px)}
.btn-ghost-dark{border:1px solid var(--line-light);color:var(--ink)}
.btn-ghost-dark:hover{border-color:var(--aqua-deep);color:var(--aqua-deep);transform:translateY(-2px)}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:60;background:rgba(12,23,34,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line-dark)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-family:var(--display);font-weight:800;font-size:19px;letter-spacing:-.01em}
.brand b{color:var(--aqua);font-weight:800}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:#C3CDD6;font-size:14.5px;font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a.active{position:relative}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-22px;height:2px;background:var(--aqua)}
.nav-right{display:flex;align-items:center;gap:18px}
.nav-cta{font-weight:600;font-size:14px;color:var(--ink);background:var(--aqua);padding:9px 18px;border-radius:7px;transition:background .2s,transform .2s}
.nav-cta:hover{background:#fff;transform:translateY(-1px)}
.burger{display:none;background:none;border:0;width:34px;height:34px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:#fff;border-radius:2px;transition:transform .25s,opacity .2s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---- generic section ---- */
.section{padding:96px 0}
.section.dark{background:var(--ink);color:#fff}
.section.dark2{background:var(--ink-2);color:#fff}
.sec-head{max-width:660px;margin-bottom:54px}
.sec-head h2{font-family:var(--display);font-weight:800;font-size:clamp(28px,3.4vw,42px);line-height:1.08;letter-spacing:-.02em;margin-top:16px}
.sec-head p{color:var(--mist);font-size:17px;margin-top:16px}
.section.dark .sec-head p,.section.dark2 .sec-head p{color:#9FB0BC}

/* ---- page header (interior pages) ---- */
.page-head{background:var(--ink);color:#fff;padding:76px 0 70px}
.page-head h1{font-family:var(--display);font-weight:900;font-size:clamp(34px,5vw,58px);line-height:1.04;letter-spacing:-.025em;margin-top:18px}
.page-head p{color:#B7C2CC;font-size:18px;margin-top:18px;max-width:42em}

/* ---- image placeholder ---- */
.imgph{position:relative;border-radius:16px;overflow:hidden;background:linear-gradient(135deg,#16293b,#0e2030);border:1px solid rgba(255,255,255,.09);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;min-height:300px;color:#9DAAB4}
.imgph .ico{opacity:.55;margin-bottom:14px}
.imgph .lbl{font-family:var(--display);font-weight:700;color:#d3dce2;font-size:15.5px;letter-spacing:-.01em;max-width:24em}
.imgph .cap{font-family:var(--mono);font-size:11px;letter-spacing:.05em;margin-top:9px;color:#73828F;max-width:26em}
.imgph .tag{position:absolute;top:14px;left:14px;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:4px 9px;border-radius:5px}
.imgph .tag.real{background:var(--aqua);color:var(--ink)}
.imgph .tag.stock{background:rgba(255,255,255,.12);color:#cdd6dd}
.imgph.light{background:linear-gradient(135deg,#e2eaee,#eef3f5);color:#73828F;border-color:var(--line-light)}
.imgph.light .lbl{color:#33424f}
.imgph.tall{min-height:420px}
.imgph.wide{min-height:340px}

/* ---- hero (home) ---- */
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.02fr 1fr;gap:52px;align-items:center;padding:80px 0 92px}
.hero h1{font-family:var(--display);font-weight:900;font-size:clamp(36px,5vw,62px);line-height:1.02;letter-spacing:-.025em;margin:20px 0 0}
.hero h1 .accent{color:var(--aqua)}
.hero .lead{color:#B7C2CC;font-size:clamp(16px,1.5vw,18.5px);max-width:32em;margin-top:20px}
.hero-cta-row{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-creds{display:flex;gap:24px;margin-top:42px;flex-wrap:wrap;font-family:var(--mono);font-size:12.5px;color:var(--mist-2);letter-spacing:.04em}
.hero-creds span{display:flex;align-items:center;gap:9px}
.hero-creds span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--aqua)}

/* ---- value cards ---- */
.cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.card{background:var(--paper-2);border:1px solid var(--line-light);border-radius:14px;padding:30px 28px;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(12,23,34,.4)}
.card .k{font-family:var(--mono);font-size:12.5px;color:var(--aqua-deep);letter-spacing:.08em}
.card h3{font-family:var(--display);font-weight:700;font-size:20px;margin:13px 0 9px;letter-spacing:-.01em}
.card p{color:var(--mist);font-size:15px}

/* ---- split feature ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split + .split{margin-top:64px}
.split h3{font-family:var(--display);font-weight:800;font-size:clamp(24px,2.6vw,32px);letter-spacing:-.02em;margin-bottom:14px}
.split p{color:var(--mist);font-size:16px}
.section.dark .split p,.section.dark2 .split p{color:#AFBDC8}
.tag-pill{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);background:var(--aqua);padding:4px 11px;border-radius:5px;margin-bottom:16px}
.tag-pill.alt{background:transparent;color:var(--aqua);border:1px solid var(--aqua)}
.feat-list{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:11px}
.feat-list li{position:relative;padding-left:24px;font-size:15px;color:#C7D2DA}
.section.light-block .feat-list li{color:var(--mist)}
.feat-list li::before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border:1.5px solid var(--aqua);border-radius:2px;transform:rotate(45deg)}

/* ---- spec table ---- */
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line-light);border:1px solid var(--line-light);border-radius:14px;overflow:hidden;margin-top:8px}
.spec{background:var(--paper-2);padding:22px 24px}
.spec .sk{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--aqua-deep);text-transform:uppercase}
.spec .sv{font-family:var(--display);font-weight:700;font-size:18px;margin-top:7px;letter-spacing:-.01em}
.spec .sv em{font-style:normal;color:var(--mist-2);font-weight:600;font-size:14px}

/* ---- team ---- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.member .ph{aspect-ratio:1/1;border-radius:14px;margin-bottom:14px}
.member h4{font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:-.01em}
.member span{font-family:var(--mono);font-size:12.5px;color:var(--aqua-deep);letter-spacing:.04em}

/* ---- contact ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-line{display:flex;align-items:center;gap:14px;padding:18px 0;border-bottom:1px solid var(--line-light)}
.contact-line .ci{width:40px;height:40px;border-radius:9px;background:var(--paper);display:flex;align-items:center;justify-content:center;flex:none}
.contact-line .ck{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;color:var(--mist);text-transform:uppercase}
.contact-line .cv{font-family:var(--display);font-weight:700;font-size:18px;letter-spacing:-.01em}
.contact-line a.cv:hover{color:var(--aqua-deep)}
.form{background:var(--paper-2);border:1px solid var(--line-light);border-radius:16px;padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--mist);margin-bottom:7px}
.field input,.field textarea{width:100%;font-family:var(--body);font-size:15px;padding:12px 14px;border:1px solid var(--line-light);border-radius:9px;background:#fff;color:var(--ink)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--aqua)}
.field textarea{resize:vertical;min-height:120px}

/* ---- cta band ---- */
.cta-band{background:var(--paper-2)}
.cta-card{background:var(--ink);color:#fff;border-radius:22px;padding:60px 54px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;position:relative;overflow:hidden}
.cta-card::before{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(21,182,196,.28),transparent 70%)}
.cta-card h2{font-family:var(--display);font-weight:900;font-size:clamp(26px,3.2vw,38px);letter-spacing:-.02em;line-height:1.08;position:relative}
.cta-card p{color:#B7C2CC;margin-top:14px;position:relative}
.cta-actions{position:relative;display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{justify-content:center}

/* ---- footer ---- */
footer{background:var(--ink);color:#8A98A3;border-top:1px solid var(--line-dark);padding:54px 0 36px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:30px;border-bottom:1px solid var(--line-dark)}
.foot-grid p{font-size:14px;margin-top:14px;max-width:26em;color:#8A98A3}
.foot-col h5{font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:#cdd6dd;margin-bottom:14px}
.foot-col a{display:block;color:#8A98A3;font-size:14px;margin-bottom:9px;transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:24px;font-family:var(--mono);font-size:12px;letter-spacing:.04em}

/* ---- reveal ---- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---- responsive ---- */
@media (max-width:900px){
  .nav-links{position:fixed;inset:66px 0 auto 0;background:var(--ink);flex-direction:column;gap:0;padding:8px 0 16px;border-bottom:1px solid var(--line-dark);transform:translateY(-130%);transition:transform .3s;z-index:55}
  .nav-links.open{transform:none}
  .nav-links a{padding:14px 28px;width:100%}
  .nav-links a.active::after{display:none}
  .burger{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:60px 0 72px}
  .hero .imgph{order:-1}
  .cols-3,.cols-2,.split,.contact-grid,.specs{grid-template-columns:1fr}
  .split + .split{margin-top:40px}
  .team-grid{grid-template-columns:1fr 1fr}
  .cta-card{grid-template-columns:1fr;padding:42px 28px;text-align:center}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .section{padding:70px 0}
}
@media (max-width:480px){
  .wrap{padding:0 20px}
  .team-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ===== embedded photos & helpers ===== */
.shot{width:100%;display:block;border-radius:16px;border:1px solid rgba(255,255,255,.10)}
.shot.r43{aspect-ratio:4/3;object-fit:cover}
.shot.r45{aspect-ratio:4/5;object-fit:cover}
.center-block{max-width:740px;margin:0 auto;text-align:center}
.center-block h3{font-family:var(--display);font-weight:800;font-size:clamp(24px,2.6vw,32px);letter-spacing:-.02em;margin:14px 0}
.center-block p{color:var(--mist);font-size:16px}
.center-block .hero-cta-row{justify-content:center;margin-top:24px}
.namecard{background:rgba(255,255,255,.04);border:1px solid var(--line-dark);border-radius:14px;padding:24px}
.namecard h4{font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:-.01em;color:#fff}
.namecard span{font-family:var(--mono);font-size:12.5px;color:var(--aqua);letter-spacing:.04em}