* { margin:0; padding:0; box-sizing:border-box; }
:root {
  --bg: #0a0a12;
  --bg-alt: #0f0e1a;
  --card: #161426;
  --text: #eceafd;
  --text-dim: #a9a3c4;
  --primary: #7c3aed;
  --primary-2: #2563eb;
  --accent: #ef4444;
  --tag: #6ea8fe;
  --border: #2a2440;
  --radius: 16px;
}
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 26px 26px;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Section separators */
.tech, .services, .process, .about, .contact, .footer { position: relative; }
.tech::before, .services::before, .process::before, .about::before, .contact::before, .footer::before {
  content: ""; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: min(700px, 85%); height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary) 20%, var(--primary-2) 50%, var(--accent) 80%, transparent);
  opacity: 0.5;
}
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* Navbar */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  background: rgba(11,14,20,0.75);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .2s;
}
.navbar.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.nav-inner { display:flex; align-items:center; justify-content:space-between; height: 96px; }
.logo { display: flex; align-items: center; }
.logo img { height: 80px; width: auto; display: block; }
.nav-links { display:flex; align-items:center; gap: 32px; font-weight: 500; font-size: 15px; }
.nav-links a { position: relative; color: var(--text-dim); transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-links a:not(.nav-cta).active { color: var(--text); }
.nav-links a:not(.nav-cta).active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
}
.nav-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-2), var(--accent));
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
}
.burger { display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; }
.burger span { width: 24px; height: 2px; background: var(--text); }

/* Hero */
.hero { position: relative; padding: 160px 0 100px; overflow: hidden; }
.hero-bg {
  position: absolute; top: -200px; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px;
  background: radial-gradient(circle, rgba(124,58,237,0.3), rgba(37,99,235,0.15) 45%, transparent 70%);
  z-index: 0;
}
.hero-content { position: relative; z-index: 1; text-align:center; max-width: 820px; margin: 0 auto; }
.badge {
  display:inline-block; padding: 6px 16px; border: 1px solid var(--border);
  border-radius: 999px; font-size: 13px; color: var(--text-dim); margin-bottom: 24px;
}
.hero h1 { font-size: 52px; font-weight: 800; line-height: 1.15; letter-spacing: -1px; margin-bottom: 20px; }
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--primary-2) 50%, var(--accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { font-size: 18px; color: var(--text-dim); margin-bottom: 36px; }
.hero-actions { display:flex; gap: 16px; justify-content:center; margin-bottom: 60px; flex-wrap: wrap; }
.btn {
  padding: 14px 28px; border-radius: 10px; font-weight: 600; font-size: 15px;
  transition: transform .2s, box-shadow .2s; display:inline-block; cursor: pointer; border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(124,58,237,0.45); }
.btn-outline { border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(124,58,237,0.15); }
.hero-trust {
  display:flex; justify-content:center; align-items:center; gap: 14px 20px; flex-wrap: wrap;
  color: var(--text-dim); font-size: 14px; font-weight: 500;
}
.hero-trust span { display:flex; align-items:center; }
.hero-trust span:not(:last-child)::after {
  content: "·"; margin-left: 20px; color: var(--primary); font-weight: 800;
}

/* Technologies */
.tech {
  padding: 80px 0; overflow: hidden;
  background: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px) 0 0/26px 26px, var(--bg-alt);
}
.tech::after {
  content: ""; position: absolute; top: -120px; right: -160px; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.15), transparent 70%);
  z-index: 0;
}
.tech .container { position: relative; z-index: 1; }
.tech .grid-cards { grid-template-columns: repeat(4, 1fr); }
.tech .card { padding: 24px; }
.tech .card .icon { font-size: 20px; width: 44px; height: 44px; margin-bottom: 12px; }
.tech .card h3 { font-size: 16px; margin-bottom: 8px; }
.tech .card p { font-size: 13.5px; }

/* Section head */
.section-head { text-align:center; max-width: 640px; margin: 0 auto 56px; }
.tag {
  display:inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--tag); margin-bottom: 14px;
}
.section-head h2, .about-text h2 { font-size: 34px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 12px; }
.section-head p { color: var(--text-dim); font-size: 16px; }

/* Services */
.services { padding: 100px 0; }
.grid-cards { display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; transition: transform .25s, border-color .25s;
}
.card:hover { transform: translateY(-6px); border-color: var(--primary); box-shadow: 0 12px 30px rgba(124,58,237,0.2); }
.card .icon {
  font-size: 24px; margin-bottom: 16px; width: 52px; height: 52px;
  display:flex; align-items:center; justify-content:center; border-radius: 12px;
  background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(37,99,235,0.25));
  border: 1px solid rgba(124,58,237,0.4);
}
.card:nth-child(3n+1) .icon { background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(239,68,68,0.2)); border-color: rgba(124,58,237,0.4); }
.card:nth-child(3n+2) .icon { background: linear-gradient(135deg, rgba(37,99,235,0.3), rgba(124,58,237,0.2)); border-color: rgba(37,99,235,0.4); }
.card:nth-child(3n) .icon { background: linear-gradient(135deg, rgba(239,68,68,0.3), rgba(37,99,235,0.2)); border-color: rgba(239,68,68,0.4); }
.card h3 { font-size: 19px; margin-bottom: 10px; font-weight: 700; }
.card p { color: var(--text-dim); font-size: 15px; }

.service-rows { border-top: 1px solid var(--border); }
.service-row {
  display:flex; align-items:flex-start; gap: 24px; padding: 32px 12px;
  border-bottom: 1px solid var(--border); border-radius: var(--radius);
  transition: background .2s, border-color .2s;
}
.service-row:hover { background: var(--card); }
.service-row .icon {
  flex-shrink: 0; font-size: 24px; width: 52px; height: 52px;
  display:flex; align-items:center; justify-content:center; border-radius: 12px;
  background: linear-gradient(135deg, rgba(124,58,237,0.25), rgba(37,99,235,0.25));
  border: 1px solid rgba(124,58,237,0.4);
}
.service-row:nth-child(3n+1) .icon { background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(239,68,68,0.2)); border-color: rgba(124,58,237,0.4); }
.service-row:nth-child(3n+2) .icon { background: linear-gradient(135deg, rgba(37,99,235,0.3), rgba(124,58,237,0.2)); border-color: rgba(37,99,235,0.4); }
.service-row:nth-child(3n) .icon { background: linear-gradient(135deg, rgba(239,68,68,0.3), rgba(37,99,235,0.2)); border-color: rgba(239,68,68,0.4); }
.service-row-text h3 { font-size: 19px; margin-bottom: 6px; font-weight: 700; }
.service-row-text p { color: var(--text-dim); font-size: 15px; }

/* Process */
.process {
  padding: 100px 0;
  background: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px) 0 0/26px 26px, var(--bg-alt);
}
.steps { display:grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.step { border-left: 2px solid var(--accent); padding-left: 20px; }
.step-num { color: var(--accent); font-weight: 800; font-size: 14px; }
.step h3 { font-size: 18px; margin: 8px 0; font-weight: 700; }
.step p { color: var(--text-dim); font-size: 14px; }

/* About */
.about { padding: 100px 0; }
.about-text { max-width: 720px; margin: 0 auto; text-align:center; }
.about-text p { color: var(--text-dim); margin-bottom: 40px; }
.about-grid { display:grid; grid-template-columns: repeat(2,1fr); gap: 24px; text-align:left; }
.about-grid strong { display:block; margin-bottom: 6px; font-size: 16px; }
.about-grid p { color: var(--text-dim); font-size: 14px; margin-bottom: 0; }

/* Contact */
.contact {
  padding: 100px 0; overflow: hidden;
  background: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px) 0 0/26px 26px, var(--card);
}
.contact::after {
  content: ""; position: absolute; bottom: -140px; left: -160px; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(239,68,68,0.13), transparent 70%);
  z-index: 0;
}
.contact .container { position: relative; z-index: 1; }
.contact .section-head p { margin-top: 12px; }
.contact-details {
  max-width: 320px; margin: 0 auto; display:grid; gap: 24px;
}
.contact-detail {
  display:block; background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 20px; text-align:center; transition: transform .2s, border-color .2s;
}
a.contact-detail:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: 0 10px 24px rgba(124,58,237,0.2); }
.contact-detail .tag { display:block; margin-bottom: 10px; }
.contact-detail strong { font-size: 16px; font-weight: 700; word-break: break-word; }

/* Footer */
.footer { padding: 60px 0 24px; }
.footer-inner { display:flex; justify-content:space-between; flex-wrap: wrap; gap: 24px; margin-bottom: 40px; }
.footer-inner p { color: var(--text-dim); margin-top: 8px; font-size: 14px; }
.footer-links { display:flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; color: var(--text-dim); font-size: 14px; }
.footer .logo img { height: 80px; }
.footer-bottom { text-align:center; color: var(--text-dim); font-size: 13px; border-top: 1px solid var(--border); padding-top: 24px; }

/* Responsive */
@media (max-width: 480px) {
  .service-row { flex-direction: column; }
}
@media (max-width: 900px) {
  .grid-cards { grid-template-columns: repeat(2,1fr); }
  .tech .grid-cards { grid-template-columns: repeat(2,1fr); }
  .steps { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 640px) {
  .nav-links {
    position: fixed; top: 96px; left:0; right:0; background: var(--bg-alt); flex-direction:column; padding: 24px; gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-16px); opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity .25s, transform .25s, visibility 0s .25s;
  }
  .nav-links.open {
    transform: translateY(0); opacity: 1; visibility: visible; pointer-events: auto;
    transition: opacity .25s, transform .25s;
  }
  .burger { display:flex; }
  .hero h1 { font-size: 34px; }
  .hero-sub { font-size: 16px; }
  .grid-cards { grid-template-columns: 1fr; }
  .tech .grid-cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-trust { flex-direction: column; gap: 10px; }
  .hero-trust span:not(:last-child)::after { display: none; }
  .logo img { height: 60px; }
  .footer .logo img { height: 60px; }
}