:root {
  --bg: #0b0f1a;
  --bg-alt: #111827;
  --panel: #131a2b;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #22d3ee;
  --accent-2: #6366f1;
  --border: #1f2937;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }

/* Nav */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
}
nav a {
  font-size: 0.95rem;
  color: var(--muted);
  transition: color 0.2s;
}
nav a:hover { color: var(--accent); }
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 1.5rem 5rem;
  text-align: center;
}
.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, #fff 0%, var(--accent) 60%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto 2rem;
}
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #0b0f1a;
  font-weight: 600;
  border-radius: 8px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(34, 211, 238, 0.25);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  margin-left: 0.75rem;
}

/* Sections */
section {
  padding: 5rem 1.5rem;
  border-top: 1px solid var(--border);
}
.container {
  max-width: 1200px;
  margin: 0 auto;
}
.section-label {
  color: var(--accent);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.75rem;
}
h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}
.lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 780px;
  margin-bottom: 2.5rem;
}

/* Product section layouts */
.product {
  background: var(--bg-alt);
}
.product:nth-of-type(odd) {
  background: var(--bg);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.feature {
  background: var(--panel);
  padding: 1.75rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: transform 0.2s, border-color 0.2s;
}
.feature:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
  color: #0b0f1a;
  font-weight: 800;
}
.feature h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}
.feature p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* About / Careers */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}
.stat {
  text-align: center;
  padding: 1.5rem;
  background: var(--panel);
  border-radius: 12px;
  border: 1px solid var(--border);
}
.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
}
.stat-label {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.job-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
.job {
  background: var(--panel);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  transition: border-color 0.2s;
}
.job:hover { border-color: var(--accent); }
.job-info h4 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.job-info span { color: var(--muted); font-size: 0.9rem; }
.job a {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2rem;
}
.contact-info p {
  margin-bottom: 1rem;
  color: var(--muted);
}
.contact-info strong { color: var(--text); display: block; margin-bottom: 0.25rem; }

.active { color:white; }
form {
  display: grid;
  gap: 1rem;
}
label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--muted);
}
input, textarea, select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}
textarea { resize: vertical; min-height: 120px; }

/* Footer */
footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2.5rem;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
}
.footer-col h4 {
  color: var(--text);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 1.25rem;
}
.footer-col ul {
  list-style: none;
  display: grid;
  gap: 0.65rem;
}
.footer-col ul a {
  color: var(--muted);
  transition: color 0.2s;
}
.footer-col ul a:hover { color: var(--accent); }
.footer-about p {
  color: var(--muted);
  margin-top: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.7;
}
.footer-about .logo { display: inline-block; }
.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}
.social-links a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--panel);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: all 0.2s;
}
.social-links a:hover {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0f1a;
  border-color: transparent;
  transform: translateY(-2px);
}
.social-links svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}
.contact-list {
  display: grid;
  gap: 0.9rem;
}
.contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.contact-item .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 2px;
}
.contact-item a { color: var(--muted); transition: color 0.2s; }
.contact-item a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.25rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}

/* Mobile */
@media (max-width: 768px) {
  .menu-toggle { display: block; }
  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
  }
  nav ul.open { display: flex; }
  .two-col, .contact-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr; }
  .btn-outline { margin-left: 0; margin-top: 0.75rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 480px) {
  .footer-top { grid-template-columns: 1fr; }
}