* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: #000;
  font-family: "Manrope", Arial, Helvetica, sans-serif;
}

.navbar {
  background: #000;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  position: relative;
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.navbar img {
  height: 36px;
  width: auto;
}

.navbar .logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 20px;
  color: #fff;
  letter-spacing: 0.3px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  opacity: 0.85;
  transition: opacity 0.2s ease;
}

.nav-links a:hover {
  opacity: 1;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  width: 44px;
  height: 44px;
  position: relative;
}

.hamburger .bar {
  position: absolute;
  left: 8px;
  right: 8px;
  height: 3px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger .bar-top    { top: 14px; }
.hamburger .bar-middle { top: 21px; }
.hamburger .bar-bottom { top: 28px; }

.hamburger.open .bar-top {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open .bar-middle {
  opacity: 0;
}
.hamburger.open .bar-bottom {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #000;
    flex-direction: column;
    align-items: center;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-links.open {
    max-height: 300px;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 16px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .hamburger {
    display: block;
  }

  .nav-links a.nav-link--ai {
    color: #22B573;
  }
}