* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Arial', sans-serif;
}
html { scroll-behavior: smooth; }
:root {
  --bg: #0b1220;
  --surface: #0f172a;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #00c2ff;
  --accent2: #22d3ee;
}
body { background: var(--bg); color: var(--text); line-height: 1.6; }
header {
  position: fixed; top: 0; width: 100%; z-index: 1000;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.navbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem 5%; max-width: 1200px; margin: 0 auto; position: relative;
}
.logo h1 { font-size: 1.8rem; background: linear-gradient(90deg, var(--accent), var(--accent2)); -webkit-background-clip: text; color: transparent; }
.nav-links ul { display: flex; list-style: none; }
.nav-links ul li { margin: 0 1rem; }
.nav-links ul li a { text-decoration: none; color: var(--text); opacity: 0.9; transition: 0.3s; }
.nav-links ul li a:hover { color: var(--accent); }
.fa-bars, .fa-times { display: none; cursor: pointer; font-size: 1.6rem; color: var(--text); }
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 0 1rem;
  background: radial-gradient(circle at 20% 20%, rgba(0,194,255,0.2), transparent 40%), radial-gradient(circle at 80% 30%, rgba(34,211,238,0.2), transparent 40%), linear-gradient(120deg, #0b1220, #0f172a);
}
.hero::before {
  content: ""; position: absolute; inset: 0; background: url('https://images.unsplash.com/photo-1581578018399-05b7ac05f66c?q=80&w=1600&auto=format&fit=crop') center/cover no-repeat; opacity: 0.18;
}
.hero-content { position: relative; z-index: 1; }
.hero-content h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero-content p { font-size: 1.2rem; margin-bottom: 2rem; color: var(--muted); }
.cta-button {
  display: inline-block; padding: 1rem 2rem; border-radius: 999px; color: #001b22; text-decoration: none;
  background: linear-gradient(90deg, var(--accent), var(--accent2)); box-shadow: 0 10px 30px rgba(0,194,255,0.25); transition: transform 0.2s ease;
}
.cta-button:hover { transform: translateY(-2px); }
.services { padding: 6rem 1rem; }
.services h2 { text-align: center; margin-bottom: 3rem; font-size: 2.2rem; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.service-card { background: linear-gradient(180deg, rgba(17,24,39,0.9), rgba(17,24,39,0.7)); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.25); transition: transform 0.25s ease, box-shadow 0.25s ease; }
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(0,0,0,0.35); }
.service-card img { width: 100%; height: 200px; object-fit: cover; }
.service-card h3 { padding: 1rem; color: var(--text); }
.service-card p { padding: 0 1rem 1.25rem; color: var(--muted); }
.about { padding: 6rem 1rem; background: var(--surface); }
.about-content { max-width: 1000px; margin: 0 auto; text-align: center; }
.about-content h2 { margin-bottom: 2rem; font-size: 2.2rem; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 2rem; margin-top: 3rem; }
.stat-item h3 { font-size: 2.6rem; color: var(--accent); margin-bottom: 0.4rem; }
.testimonials { padding: 6rem 1rem; }
.testimonials h2 { text-align: center; margin-bottom: 3rem; font-size: 2.2rem; }
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.testimonial-card { background: var(--card); padding: 2rem; border-radius: 16px; border: 1px solid rgba(255,255,255,0.06); }
.testimonial-card p { font-style: italic; margin-bottom: 1rem; color: var(--muted); }
.testimonial-card h4 { color: var(--text); }
.contact { padding: 6rem 1rem; background: var(--surface); }
.contact h2 { text-align: center; margin-bottom: 3rem; font-size: 2.2rem; }
.contact-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form input, .contact-form textarea { padding: 1rem; border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.03); color: var(--text); border-radius: 10px; font-size: 1rem; }
.contact-form textarea { height: 150px; resize: vertical; }
.submit-button { padding: 1rem; background: linear-gradient(90deg, var(--accent), var(--accent2)); color: #001b22; border: none; border-radius: 999px; cursor: pointer; font-size: 1rem; transition: transform 0.2s ease; }
.submit-button:hover { transform: translateY(-2px); }
.contact-info { display: flex; flex-direction: column; gap: 2rem; }
.info-item { display: flex; align-items: center; gap: 1rem; }
.info-item i { font-size: 1.5rem; color: var(--accent); }
footer { background: #0a0f1d; color: var(--text); padding: 3rem 1rem 1rem; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.footer-section h3 { margin-bottom: 1rem; }
.footer-section ul { list-style: none; }
.footer-section ul li { margin-bottom: 0.5rem; }
.footer-section ul li a { color: var(--text); text-decoration: none; transition: 0.3s; }
.footer-section ul li a:hover { color: var(--accent); }
.footer-bottom { text-align: center; margin-top: 2rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,0.06); }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
@media screen and (max-width: 992px) {
  .hero-content h1 { font-size: 2.4rem; }
}
@media screen and (max-width: 768px) {
  .nav-links { position: fixed; background: rgba(10,15,29,0.95); height: 100vh; width: 260px; top: 0; right: -260px; text-align: left; z-index: 1000; transition: 0.4s; padding-top: 4rem; border-left: 1px solid rgba(255,255,255,0.06); }
  .nav-links.active { right: 0; }
  .nav-links ul { flex-direction: column; padding: 2rem; }
  .nav-links ul li { margin: 1rem 0; }
  .fa-bars { display: block; position: absolute; right: 1rem; top: 1.4rem; }
  .fa-times { display: none; position: fixed; top: 1.4rem; right: 1.4rem; z-index: 1001; }
  .fa-times.active { display: block; }
  .fa-bars.hidden { display: none; }
  .hero-content h1 { font-size: 2rem; }
  .hero-content p { font-size: 1rem; }
}
@media screen and (max-width: 480px) {
  .navbar { padding: 1rem; }
  .logo h1 { font-size: 1.5rem; }
  .hero-content h1 { font-size: 1.7rem; }
  .services-grid, .testimonial-grid { grid-template-columns: 1fr; }
}