:root{
  --bg:#181818;
  --bg-alt:#1f1f1f;
  --card:#242424;
  --ink:#e9e9ec;
  --muted:#a7a7ad;
  --magenta:#9c1c8c;
  --teal:#1ba0cf;
  --line:rgba(255,255,255,.08);
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Open Sans",Arial,sans-serif;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Montserrat",Arial,sans-serif;color:#fff;line-height:1.15;margin:0 0 .5em}
a{color:var(--teal);text-decoration:none}
img{max-width:100%;display:block}

/* Header */
.site-header{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;background:rgba(24,24,24,.85);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.brand img{height:26px;width:auto}
.nav{display:flex;align-items:center;gap:24px}
.nav a{color:var(--muted);font-weight:600;font-size:14px}
.nav a:hover{color:#fff}

/* Buttons */
.btn{
  display:inline-block;background:var(--teal);color:#06222d;font-weight:700;
  font-family:"Montserrat",sans-serif;padding:.7em 1.4em;border-radius:6px;
  transition:transform .15s ease,box-shadow .15s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(27,160,207,.3)}
.btn-sm{padding:.45em .9em;font-size:13px}
.btn-lg{font-size:18px;padding:.85em 1.8em;margin-top:8px}

/* Hero */
.hero{
  position:relative;max-width:var(--maxw);margin:0 auto;
  min-height:78vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;
  padding:40px 24px;
}
.hero-art{
  position:absolute;inset:0;
  background:url("assets/Desktop.png") left center/contain no-repeat;
  opacity:.95;pointer-events:none;
}
.hero-copy{grid-column:2;position:relative;z-index:1}
.kicker{color:var(--teal);font-weight:700;letter-spacing:.04em;text-transform:uppercase;font-size:13px;margin:0 0 12px}
.hero h1{font-size:clamp(34px,5vw,60px);font-weight:800}
.hero .accent{color:var(--magenta)}
.lead{color:var(--muted);font-size:18px;max-width:42ch;margin:18px 0 28px}

/* Sections */
.section{max-width:var(--maxw);margin:0 auto;padding:84px 24px}
.section-alt{background:var(--bg-alt);max-width:none}
.section-alt>*{max-width:var(--maxw);margin-left:auto;margin-right:auto}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{color:var(--magenta);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:13px;margin:0 0 10px}
.section h2{font-size:clamp(26px,3.4vw,38px)}
.section-intro{color:var(--muted);font-size:17px}

/* Feature grid */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:12px;padding:28px;
  transition:border-color .2s ease,transform .2s ease;
}
.card:hover{border-color:var(--teal);transform:translateY(-3px)}
.card h3{font-size:19px}
.card p{color:var(--muted);margin:0}

/* Steps */
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{position:relative;padding-top:8px}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:50%;margin-bottom:14px;
  background:linear-gradient(135deg,var(--magenta),var(--teal));color:#fff;
  font-family:"Montserrat";font-weight:800;
}
.steps h3{font-size:17px}
.steps p{color:var(--muted);font-size:15px;margin:0}

/* Contact */
.contact .section-head h2{font-size:clamp(22px,2.6vw,30px);max-width:18ch}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:8px 0 28px}
.contact-item h4{color:var(--teal);text-transform:uppercase;letter-spacing:.05em;font-size:13px;margin:0 0 4px}
.contact-item p{margin:0;color:var(--ink)}

/* Footer */
.site-footer{border-top:1px solid var(--line);padding:32px 24px;text-align:center;color:var(--muted)}
.site-footer img{height:22px;margin:0 auto 10px;opacity:.8}
.site-footer p{margin:0;font-size:14px}

/* Responsive */
@media (max-width:860px){
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:24px}
  .hero-art{position:relative;height:230px;background-image:url("assets/Mobile.png");background-position:center;margin-bottom:8px}
  .hero-copy{grid-column:1}
  .grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .nav a:not(.btn){display:none}
}