/* ============================================================
   Subspace Digital — dark corporate design system
   ============================================================ */
:root{
  --bg-950:#04060D;
  --bg-900:#070B16;
  --bg-850:#0B1120;
  --bg-800:#101829;
  --line:rgba(148,163,184,.14);
  --line-strong:rgba(148,163,184,.26);
  --text:#E8ECF4;
  --muted:#95A1B9;
  --cyan:#22D3EE;
  --violet:#8B5CF6;
  --accent:linear-gradient(120deg,#22D3EE 0%,#818CF8 55%,#8B5CF6 100%);
  --glow:rgba(34,211,238,.22);
  --radius:16px;
  --font-head:'Space Grotesk',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg-950);
  color:var(--text);
  line-height:1.65;
  font-size:16.5px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none}
.wrap{width:min(1160px,92%);margin:0 auto}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;letter-spacing:-.01em;font-weight:700}

/* ---------- reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--font-head);font-weight:600;font-size:.95rem;letter-spacing:.02em;
  padding:.85rem 1.7rem;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);color:#04060D;
  box-shadow:0 8px 28px -8px var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px -8px var(--glow)}
.btn-ghost{
  background:rgba(148,163,184,.06);color:var(--text);border-color:var(--line-strong);
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(4,6,13,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:.7rem;color:var(--text)}
.brand-mark{
  width:40px;height:40px;border-radius:11px;flex:0 0 auto;
  background:var(--accent);
  display:grid;place-items:center;
  font-family:var(--font-head);font-weight:700;font-size:.8rem;color:#04060D;
  letter-spacing:.03em;
  box-shadow:0 6px 20px -4px var(--glow);
}
.brand-logo{
  height:46px;width:auto;flex:0 0 auto;display:block;
  filter:drop-shadow(0 6px 18px rgba(34,211,238,.25));
}
.footer-brand .brand-logo{height:52px}
.brand-text{font-family:var(--font-head);font-weight:700;font-size:1.02rem;letter-spacing:.14em;text-transform:uppercase}
.brand-text span{color:var(--cyan)}
.nav{display:flex;align-items:center;gap:2rem}
.nav a.nav-link{
  color:var(--muted);font-size:.92rem;font-weight:500;letter-spacing:.02em;
  transition:color .2s ease;
}
.nav a.nav-link:hover{color:var(--text)}
.nav .btn{padding:.6rem 1.35rem;font-size:.88rem}
.nav-toggle{display:none;background:none;border:0;color:var(--text);cursor:pointer;padding:.4rem}
.nav-toggle svg{width:26px;height:26px}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:center;
  padding:9.5rem 0 5rem;overflow:hidden;isolation:isolate;
}
.video-bg{
  position:absolute;inset:0;z-index:0;
}
.video-bg video{
  width:100%;height:100%;object-fit:cover;opacity:.55;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(ellipse 70% 60% at 30% 40%,rgba(34,211,238,.10),transparent 60%),
    linear-gradient(180deg,rgba(4,6,13,.55) 0%,rgba(4,6,13,.42) 45%,var(--bg-950) 100%);
}
.hero .wrap{position:relative;z-index:2}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-head);font-size:.8rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);
  padding:.45rem 1rem;border:1px solid rgba(34,211,238,.3);border-radius:999px;
  background:rgba(34,211,238,.07);
  margin-bottom:1.6rem;
}
.hero-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.hero h1{
  font-size:clamp(2.5rem,5.6vw,4.3rem);
  max-width:15ch;
  margin-bottom:1.4rem;
}
.hero h1 .grad{
  background:var(--accent);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-sub{
  font-size:1.15rem;color:var(--muted);max-width:56ch;margin-bottom:2.4rem;
}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:3.4rem}

/* trust strip */
.trust-strip{
  display:flex;gap:2.6rem;flex-wrap:wrap;
  border-top:1px solid var(--line);padding-top:1.6rem;
}
.trust-strip__item{
  display:flex;align-items:center;gap:.6rem;
  font-size:.88rem;color:var(--muted);font-weight:500;letter-spacing:.02em;
}
.trust-strip__item svg{width:17px;height:17px;color:var(--cyan);flex:0 0 auto}

/* ---------- sections ---------- */
.section{padding:6.5rem 0}
.section--alt{background:var(--bg-900);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:640px;margin-bottom:3.4rem}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
  font-family:var(--font-head);font-size:.78rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:.9rem;display:block;
}
.section-head h2{font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:1rem}
.section-head p{color:var(--muted);font-size:1.05rem}

/* stats band */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;
}
.stat{
  text-align:center;padding:2.2rem 1rem;
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(16,24,41,.6),rgba(11,17,32,.6));
  transition:transform .3s ease,border-color .3s ease;
}
.stat:hover{transform:translateY(-4px);border-color:rgba(34,211,238,.35)}
.stat-num{
  font-family:var(--font-head);font-size:2.6rem;font-weight:700;
  background:var(--accent);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  line-height:1.1;margin-bottom:.4rem;
}
.stat-label{font-size:.88rem;color:var(--muted);letter-spacing:.04em;font-weight:500}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.card{
  position:relative;
  background:linear-gradient(180deg,var(--bg-800),var(--bg-850));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:2.2rem 1.9rem;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--accent);opacity:0;transition:opacity .3s ease;
}
.card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.35);box-shadow:0 24px 50px -20px rgba(0,0,0,.7)}
.card:hover::before{opacity:1}
.card-icon{
  width:52px;height:52px;border-radius:13px;
  background:rgba(34,211,238,.09);border:1px solid rgba(34,211,238,.25);
  display:grid;place-items:center;margin-bottom:1.4rem;
}
.card-icon svg{width:24px;height:24px;color:var(--cyan)}
.card h3{font-size:1.25rem;margin-bottom:.7rem}
.card p{color:var(--muted);font-size:.96rem}
.card ul{list-style:none;margin-top:1.1rem;display:grid;gap:.5rem}
.card ul li{
  position:relative;padding-left:1.35rem;
  color:var(--muted);font-size:.92rem;
}
.card ul li::before{
  content:"";position:absolute;left:0;top:.5em;
  width:7px;height:7px;border-radius:2px;background:var(--accent);
}

/* process steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;counter-reset:step}
.step{
  position:relative;padding:2.1rem 1.7rem;
  background:var(--bg-850);border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .3s ease,border-color .3s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(139,92,246,.4)}
.step-num{
  font-family:var(--font-head);font-size:.82rem;font-weight:700;letter-spacing:.18em;
  color:var(--violet);margin-bottom:1rem;display:block;
}
.step h3{font-size:1.12rem;margin-bottom:.6rem}
.step p{color:var(--muted);font-size:.92rem}

/* audience split */
.audience{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.aud{
  padding:2rem 1.8rem;border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,24,41,.55),rgba(11,17,32,.55));
  transition:border-color .3s ease,transform .3s ease;
}
.aud:hover{border-color:rgba(34,211,238,.3);transform:translateY(-4px)}
.aud h3{font-size:1.12rem;margin-bottom:.6rem}
.aud h3::before{content:"→ ";color:var(--cyan)}
.aud p{color:var(--muted);font-size:.93rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:2.6rem;align-items:start}
.contact-form{
  background:linear-gradient(180deg,var(--bg-800),var(--bg-850));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:2.4rem;
}
.field{margin-bottom:1.15rem}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1.15rem}
.field label{
  display:block;font-size:.82rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--muted);margin-bottom:.5rem;font-family:var(--font-head);
}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1rem;
  background:rgba(4,6,13,.6);border:1px solid var(--line-strong);border-radius:10px;
  color:var(--text);font-family:var(--font-body);font-size:.95rem;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#5B6B87}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.15);
}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2395A1B9' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center}
.form-note{font-size:.82rem;color:var(--muted);margin:.4rem 0 1.3rem}
.hp-field{position:absolute;left:-9999px;top:-9999px;height:0;overflow:hidden}
.info-card{
  background:var(--bg-850);border:1px solid var(--line);border-radius:var(--radius);
  padding:2.1rem 1.9rem;margin-bottom:1.4rem;
}
.info-card h3{font-size:1.1rem;margin-bottom:1.1rem}
.info-line{display:flex;gap:.85rem;align-items:flex-start;padding:.7rem 0;border-top:1px solid var(--line)}
.info-line:first-of-type{border-top:0;padding-top:0}
.info-line svg{width:19px;height:19px;color:var(--cyan);flex:0 0 auto;margin-top:.15rem}
.info-line .lbl{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;display:block}
.info-line a,.info-line span.val{font-size:.98rem;color:var(--text)}
.info-line a:hover{color:var(--cyan)}
.form-success{
  display:none;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.35);
  border-radius:10px;padding:1rem 1.2rem;margin-bottom:1.3rem;color:var(--cyan);font-weight:500;
}
.form-success.show{display:block}

/* footer */
.footer{
  border-top:1px solid var(--line);
  background:var(--bg-900);
  padding:3.4rem 0 2rem;
}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;gap:2rem;flex-wrap:wrap;margin-bottom:2.2rem}
.footer-brand{max-width:380px}
.footer-brand p{color:var(--muted);font-size:.9rem;margin-top:.9rem}
.footer-links{display:flex;gap:2.2rem;flex-wrap:wrap}
.footer-links a{color:var(--muted);font-size:.92rem;transition:color .2s}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:1.6rem;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  color:#5B6B87;font-size:.84rem;
}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .cards,.audience{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav{
    position:fixed;inset:74px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(4,6,13,.97);border-bottom:1px solid var(--line);
    padding:1rem 5%;display:none;
  }
  .nav.open{display:flex}
  .nav a.nav-link{padding:.9rem 0;border-bottom:1px solid var(--line)}
  .nav .btn{margin:1rem 0 .4rem}
  .nav-toggle{display:block}
  .hero{min-height:auto;padding:8.5rem 0 4rem}
  .cards,.audience,.steps{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .section{padding:4.5rem 0}
  .trust-strip{gap:1.3rem}
}
@media (max-width:480px){
  .brand-text{font-size:.88rem;letter-spacing:.1em}
  .stats{grid-template-columns:1fr 1fr;gap:1rem}
  .stat{padding:1.4rem .6rem}
  .stat-num{font-size:1.9rem}
  .hero h1{font-size:2.15rem}
  .contact-form{padding:1.6rem 1.2rem}
}