/* Zentra EPG branding */
:root {
  --bg-dark: #06162f;
  --bg-light: #0c2345;
  --accent: #2de2c4;
  --text: #ffffff;
  --muted: #b5c7e3;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
}

.hero {
  background: radial-gradient(circle at top, var(--bg-light), var(--bg-dark));
  padding: 4rem 0;
  position: relative;
  text-align: center;
}

.lang-toggle {
  position: absolute;
  top: 20px;
  right: 20px;
}

.lang-toggle button {
  background: none;
  border: 1px solid var(--accent);
  color: var(--accent);
  margin-left: 5px;
  padding: 4px 8px;
  cursor: pointer;
}

.container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
}

.logo {
  width: 110px;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3rem;
}

.tagline {
  color: var(--accent);
  margin-bottom: 1rem;
}

.intro {
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  padding: 0.7rem 1.4rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
}

.feature p { color: var(--muted); }

.contact {
  background: #081a36;
  padding: 4rem 0;
}

form {
  max-width: 500px;
  margin: auto;
  display: grid;
  gap: 1rem;
}

input, textarea {
  padding: 0.7rem;
  border-radius: 5px;
  border: none;
}

footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--muted);
}