/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  color: #f2f2f2;
  background: #050b12;
  overflow-x: hidden;
}

/* VANTA */
#vanta-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
}

/* HERO */
.hero {
  text-align: center;
  padding: 140px 20px 100px;
  position: relative;
}

.glass {
  background: linear-gradient(
    to bottom,
    rgba(5,11,18,0.65),
    rgba(5,11,18,0.85)
  );
  backdrop-filter: blur(10px);
  margin-top: 40px;
}

/* BADGE */
.badge {
  display: inline-block;
  padding: 8px 24px;
  border-radius: 50px;
  font-size: 0.85rem;
  background: rgba(255,255,255,0.1);
  margin-bottom: 22px;
}

/* TEXT */
.hero h1 {
  font-size: 4.4rem;
  font-weight: 900;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.35rem;
  max-width: 960px;
  margin: 0 auto 45px;
  opacity: 0.9;
}

/* CTA */
.cta-buttons a {
  margin: 10px;
  padding: 16px 36px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #00c6ff, #0072ff);
  transition: all .3s ease;
}

.cta-buttons .secondary {
  background: transparent;
  border: 1px solid rgba(255,255,255,.35);
}

.cta-buttons a:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(0,0,0,.6);
}

/* TECH ICONS */
.tech-icons {
  margin-top: 55px;
}

.tech-icons i {
  font-size: 2.2rem;
  margin: 0 14px;
  opacity: .85;
}

/* TOP BANNER */
.top-banner {
  display: flex;
  justify-content: center;
  padding: 60px 20px 0;
}

.top-banner img {
  width: 100%;
  max-width: 880px;
  border-radius: 28px;
  box-shadow: 0 30px 90px rgba(0,0,0,.7);
}

/* FEATURES */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 110px 20px;
}

.features h2 {
  text-align: center;
  font-size: 2.6rem;
  margin-bottom: 70px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 34px;
}

.feature-card {
  padding: 42px 36px;
  border-radius: 26px;
  background: rgba(255,255,255,0.06);
  text-align: center;
  transition: all .4s ease;
}

.feature-card.glow:hover {
  transform: translateY(-12px);
  box-shadow: 0 0 35px rgba(0,198,255,.25);
}

.feature-card i {
  font-size: 2.4rem;
  color: #00c6ff;
  margin-bottom: 20px;
}

/* ARCH */
.architecture {
  padding: 100px 20px;
  text-align: center;
}

.architecture pre {
  background: rgba(0,0,0,.55);
  padding: 36px;
  border-radius: 22px;
  max-width: 620px;
  margin: 0 auto;
}

/* FOOTER */
footer {
  background: #050b12;
  padding: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

footer img {
  width: 130px;
  border-radius: 50%;
  border: 3px solid #00c6ff;
}

.social a {
  font-size: 1.6rem;
  margin-right: 18px;
  color: #fff;
}

/* RESPONSIVE */
@media(max-width:768px) {
  .hero h1 { font-size: 3rem; }
  footer { flex-direction: column; gap: 24px; }
}

/* SCROLL REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.9s cubic-bezier(0.19, 1, 0.22, 1);
}

.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* FLOAT ICONS */
@keyframes float {
  0% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}