/* ===== Coldflow shared theme ===== */
:root{
  --bg:#05070d;
  --bg-2:#0a0f1a;
  --ink:#eaf2ff;
  --ink-dim:#9fb0c9;
  --cool:#00B1E3;
  --cool-2:#7df9ff;
  --warm:#ff5a3c;
  --warm-2:#ffb347;
  --line:rgba(255,255,255,.08);
  --card:rgba(255,255,255,.04);
  --radius:18px;
  --maxw:1240px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{background:var(--bg);color:var(--ink);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
strong{color:var(--ink);font-weight:700}

/* ---- Background ---- */
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse at 20% 0%,rgba(0,177,227,.18),transparent 60%),
    radial-gradient(ellipse at 80% 100%,rgba(255,90,60,.12),transparent 60%),
    linear-gradient(180deg,#05070d 0%,#0a0f1a 100%);
}
.bg-grid::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 30%,transparent 75%);
}

/* ---- Header ---- */
header.site{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 36px;
  backdrop-filter:blur(14px);
  background:rgba(5,7,13,.55);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.18em;font-size:14px;transition:opacity .25s ease}
.brand:hover{opacity:.85}
.brand img{height:22px;width:auto;display:block;filter:brightness(0) invert(1);opacity:.95}
.brand .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--cool),var(--warm));box-shadow:0 0 16px var(--cool)}
nav.top{display:flex;gap:4px;align-items:center}
nav.top a{
  font-size:13px;font-weight:500;color:var(--ink-dim);
  padding:10px 16px;border-radius:999px;transition:all .25s ease;
}
nav.top a:hover,nav.top a.active{color:var(--ink);background:rgba(255,255,255,.06)}
nav.top a.cta{
  background:linear-gradient(135deg,var(--cool),#0078a8);
  color:#fff;font-weight:600;padding:11px 22px;margin-left:6px;
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 8px 24px rgba(0,177,227,.35);
}
nav.top a.cta:hover{transform:translateY(-1px);filter:brightness(1.1)}
.menu-btn{display:none;background:none;border:0;color:var(--ink);font-size:24px;cursor:pointer}

/* ---- Page hero ---- */
.page-hero{
  position:relative;z-index:1;
  padding:160px 36px 60px;
  max-width:var(--maxw);margin:0 auto;
  text-align:center;
}
.page-hero .eyebrow{
  font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cool);font-weight:600;margin-bottom:14px;
}
.page-hero h1{
  font-size:clamp(36px,5vw,68px);
  font-weight:800;letter-spacing:-.025em;line-height:1.05;
  margin-bottom:20px;
}
.page-hero h1 .grad{
  background:linear-gradient(135deg,var(--cool-2),var(--cool) 40%,#fff 70%,var(--warm-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p.lead{
  font-size:18px;color:var(--ink-dim);
  max-width:680px;margin:0 auto 28px;
}

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:999px;
  font-weight:600;font-size:15px;
  transition:all .25s ease;cursor:pointer;border:0;
}
.btn-primary{
  background:linear-gradient(135deg,var(--cool),#0078a8);
  color:#fff;box-shadow:0 10px 30px rgba(0,177,227,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(0,177,227,.55)}
.btn-ghost{
  background:rgba(255,255,255,.05);color:var(--ink);
  border:1px solid var(--line);
}
.btn-ghost:hover{background:rgba(255,255,255,.1)}

/* ---- Sections ---- */
section{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;padding:60px 36px}
section h2{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-.02em;margin-bottom:12px}
section h3{font-size:20px;font-weight:700;margin:24px 0 10px;letter-spacing:-.01em}
section p{color:var(--ink-dim);margin-bottom:16px;max-width:760px}
section ul{color:var(--ink-dim);padding-left:20px;margin-bottom:18px}
section ul li{margin-bottom:8px}
section ul li::marker{color:var(--cool)}

/* ---- Split layout ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split .media{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 30px 80px rgba(0,0,0,.5);
  background:linear-gradient(135deg,rgba(0,177,227,.08),rgba(255,90,60,.05));
  padding:20px;
}
.split .media img{border-radius:12px}

/* ---- Cards ---- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:32px}
.card{
  position:relative;padding:32px 28px;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  border:1px solid var(--line);border-radius:var(--radius);
  transition:all .35s ease;overflow:hidden;
}
.card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(400px circle at var(--mx,50%) var(--my,0%),rgba(0,177,227,.12),transparent 40%);
  opacity:0;transition:opacity .35s;pointer-events:none;
}
.card:hover{transform:translateY(-4px);border-color:rgba(0,177,227,.35)}
.card:hover::before{opacity:1}
.card .num{font-size:11px;font-weight:700;letter-spacing:.18em;color:var(--cool)}
.card h3{font-size:20px;font-weight:700;margin:14px 0 10px}
.card p{font-size:14px;color:var(--ink-dim);margin:0}
.card img{border-radius:12px;margin-bottom:16px}

/* ---- Feature list (checkmarks) ---- */
.feature-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.feature-list li{
  position:relative;padding:14px 16px 14px 46px;
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  color:var(--ink-dim);font-size:14px;
}
.feature-list li::before{
  content:"";position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;
  background:linear-gradient(135deg,var(--cool),#0078a8);
  box-shadow:0 0 12px rgba(0,177,227,.5);
}
.feature-list li::after{
  content:"";position:absolute;left:21px;top:50%;
  width:4px;height:8px;border:solid #fff;border-width:0 2px 2px 0;
  transform:translateY(-70%) rotate(45deg);
}

/* ---- Gallery grid ---- */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:32px}
.gallery figure{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .3s ease;
}
.gallery figure:hover{transform:translateY(-3px);border-color:rgba(0,177,227,.3)}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:contain;padding:20px;background:rgba(255,255,255,.02)}
.gallery figcaption{padding:12px 16px;font-size:13px;color:var(--ink-dim);border-top:1px solid var(--line);text-align:center;letter-spacing:.06em;text-transform:uppercase}

/* ---- Contact block ---- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info{padding:36px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.contact-info .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}
.contact-info .row:last-child{margin-bottom:0}
.contact-info .ico{
  flex:0 0 40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--cool),#0078a8);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;
  box-shadow:0 0 20px rgba(0,177,227,.4);
}
.contact-info .label{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-dim);margin-bottom:4px}
.contact-info .val{color:var(--ink);font-weight:600}
.contact-info a.val:hover{color:var(--cool-2)}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3}
.map iframe{width:100%;height:100%;border:0;filter:grayscale(.4) invert(.9) hue-rotate(180deg)}

/* ---- Footer ---- */
footer.site{
  position:relative;z-index:1;
  border-top:1px solid var(--line);
  padding:48px 36px 36px;margin-top:80px;
}
footer.site .inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
footer.site .logo{height:26px;width:auto;margin-bottom:18px;filter:brightness(0) invert(1);opacity:.8}
footer.site h4{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink);margin-bottom:14px}
footer.site a,footer.site p{color:var(--ink-dim);font-size:13px;line-height:1.8;display:block}
footer.site a:hover{color:var(--cool-2)}
footer.site .copyright{
  max-width:var(--maxw);margin:32px auto 0;padding-top:24px;border-top:1px solid var(--line);
  text-align:center;font-size:12px;color:var(--ink-dim);
}

/* ---- Responsive ---- */
@media (max-width:900px){
  header.site{padding:14px 20px}
  nav.top{display:none;position:fixed;top:60px;left:0;right:0;flex-direction:column;background:rgba(5,7,13,.95);backdrop-filter:blur(20px);padding:20px;gap:4px;border-bottom:1px solid var(--line)}
  nav.top.open{display:flex}
  nav.top a{width:100%;text-align:center}
  nav.top a.cta{margin-left:0;margin-top:8px}
  .menu-btn{display:block}
  .page-hero{padding:120px 24px 40px}
  section{padding:40px 24px}
  .split{grid-template-columns:1fr;gap:28px}
  .contact-grid{grid-template-columns:1fr}
  footer.site .inner{grid-template-columns:1fr;gap:28px;text-align:center}
}