* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
}

body {
  color: #fff;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  line-height: 1.6;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1em 2em;
  backdrop-filter: blur(10px);
  background: rgba(0,0,0,0.3);
}

.logo {
  font-size: 1.5em;
  font-weight: bold;
}

nav a {
  color: #fff;
  margin-left: 1em;
  text-decoration: none;
  font-weight: 500;
}

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 90vh;
  text-align: center;
  padding: 2em;
}

.hero-content {
  max-width: 600px;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 0.5em;
}

.hero p {
  margin-bottom: 1em;
}

.cta {
  display: inline-block;
  padding: 0.8em 1.5em;
  background: #ff7e5f;
  color: #fff;
  border-radius: 30px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease;
}

.cta:hover {
  background: #feb47b;
}

.ai-tool {
  background: rgba(255,255,255,0.1);
  margin: 2em auto;
  padding: 2em;
  max-width: 800px;
  text-align: center;
  border-radius: 20px;
  backdrop-filter: blur(5px);
}

.ai-tool button {
  margin-top: 1em;
  padding: 0.8em 1.2em;
  background: #12c2e9;
  border: none;
  border-radius: 20px;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s ease;
}

.ai-tool button:hover {
  background: #0b8db6;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5em;
  max-width: 1000px;
  margin: 2em auto;
  padding: 1em;
}

.feature {
  background: rgba(255,255,255,0.1);
  padding: 1.5em;
  border-radius: 15px;
  text-align: center;
  backdrop-filter: blur(5px);
}

footer {
  text-align: center;
  padding: 1em;
  font-size: 0.9em;
  background: rgba(0,0,0,0.4);
}