* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #f8f9fb;
  color: #111;
}

/* CONTAINER */
.container {
  max-width: 1100px;
  margin: auto;
  padding: 20px;
}



.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  color: #fff;
}

nav a {
  color: #ccc;
  margin-left: 20px;
  text-decoration: none;
}

nav a.active,
nav a:hover {
  color: #4da3ff;
}

/* HERO */
.hero {
  background: linear-gradient(135deg, #0b0d17, #111827);
  color: white;
  padding: 80px 20px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 20px;
}

.hero p {
  font-size: 18px;
  margin-bottom: 30px;
  color: #cbd5e1;
}

/* BUTTON */
.btn {
  background: #4da3ff;
  color: white;
  padding: 14px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}

.btn.white {
  background: white;
  color: #111;
}

/* HERO ANIMATION */
.hero-box {
  display: flex;
  justify-content: center;
}

.ai-circle {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, #4da3ff, #1e3a8a);
  animation: pulse 4s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.08); opacity: 1; }
  100% { transform: scale(1); opacity: 0.8; }
}

/* SECTIONS */
.section {
  padding: 80px 20px;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
  font-size: 36px;
}

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.card {
  background: white;
  padding: 30px;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.card h3 {
  margin-bottom: 10px;
}

/* CTA */
.cta {
  background: #4da3ff;
  text-align: center;
  padding: 70px 20px;
  color: white;
}

/* FOOTER */
.footer {
  background: #0b0d17;
  color: #aaa;
  text-align: center;
  padding: 30px;
}

/* MOBILE */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* NAVBAR DROPDOWN */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-dropdown {
  position: relative;
  margin-left: 20px;
}

.nav-link {
  color: #ccc;
  cursor: pointer;
}

.nav-link:hover {
  color: #4da3ff;
}

/* Dropdown box */
.dropdown-menu {
  position: absolute;
  top: 140%;
  left: 0;
  background: #0b0d17;
  border-radius: 10px;
  min-width: 180px;
  padding: 10px 0;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);

  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: all 0.3s ease;
}

/* Dropdown links */
.dropdown-menu a {
  display: block;
  padding: 12px 20px;
  color: #ccc;
  text-decoration: none;
  font-size: 14px;
}

.dropdown-menu a:hover {
  background: rgba(255,255,255,0.05);
  color: #4da3ff;
}

/* SHOW ON HOVER */
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* NAVBAR BASE */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 14, 28, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-menu {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 40px;

  display: flex;
  align-items: center;
  gap: 28px;
}


/* NAV LINKS */
.nav-menu a,
.nav-link {
  color: #d1d5db;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  position: relative;
  transition: color 0.3s ease;
}

.nav-menu a:hover,
.nav-link:hover {
  color: #4da3ff;
}

/* UNDERLINE ANIMATION */
.nav-menu a::after,
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #4da3ff;
  transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-link:hover::after {
  width: 100%;
}

.hero {
  padding-top: 120px;
}

/* DROPDOWN MENU */
.dropdown-menu {
  position: absolute;
  top: 160%;
  left: 0;
  background: #0a0e1c;
  border-radius: 12px;
  min-width: 200px;
  padding: 10px 0;
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);

  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: all 0.25s ease;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;

  background-color: #000000; /* PURE BLACK */
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-menu {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 40px;

  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-menu a,
.nav-link {
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: 0.3px;
  cursor: pointer;
  position: relative;
}

.nav-menu a:hover,
.nav-link:hover {
  color: #4da3ff;
}

.nav-menu a::after,
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #4da3ff;
  transition: width 0.25s ease;
}

.nav-menu a:hover::after,
.nav-link:hover::after {
  width: 100%;
}

/* FORCE BLACK NAVBAR */
.nav-menu {
  background-color: #000000; /* PURE BLACK */
  width: 100%;

  display: flex;
  justify-content: center;
}

.nav-menu > * {
  margin: 0 18px;
}

.nav-menu {
  padding: 18px 40px;
  align-items: center;
}

.nav-menu a,
.nav-link {
  color: #ffffff !important;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
}
.hero {
  padding-top: 120px;
}

/* FULL WIDTH BLACK NAVBAR */
.navbar {
  width: 100%;
  background-color: #000;
  position: fixed;
  top: 0;
  z-index: 1000;
}

body {
  margin: 0;
  background-color: #000;
}
.hero {
  padding-top: 120px;
}

/* RESET */
body {
  margin: 0;
  background-color: #000;
}

/* NAVBAR WRAPPER */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: #000;
  z-index: 1000;
  transition: all 0.3s ease;
}

/* NAVBAR CONTAINER */
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 40px;

  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* LOGO */
.logo a {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
}

/* MENU */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-menu a,
.nav-link {
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  position: relative;
}

/* HOVER UNDERLINE */
.nav-menu a::after,
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: #4da3ff;
  transition: width 0.25s ease;
}

.nav-menu a:hover::after,
.nav-link:hover::after {
  width: 100%;
}

/* DROPDOWN */
.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 160%;
  left: 0;
  background: #0a0a0a;
  border-radius: 10px;
  min-width: 200px;
  padding: 10px 0;
  box-shadow: 0 25px 50px rgba(0,0,0,0.6);

  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: all 0.25s ease;
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-menu a {
  padding: 12px 20px;
  display: block;
  color: #fff;
}

.dropdown-menu a:hover {
  background: rgba(255,255,255,0.06);
}

/* CTA BUTTON */
.cta-btn {
  background: #4da3ff;
  color: #000;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
}

/* HAMBURGER */
.hamburger {
  display: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
}

/* HERO OFFSET */
.hero {
  padding-top: 120px;
}

@media (max-width: 900px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #000;
    width: 100%;
    flex-direction: column;
    display: none;
    padding: 20px 0;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .hamburger {
    display: block;
  }
}