/* Reset and base styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
}

body {
  background: #000;
  color: #fff;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
}

/* Background image pattern using f2 and f4 */
.background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    url('f2.png'),
    url('f4.png');
  background-repeat: repeat, repeat;
  background-size: 300px, 200px;
  background-position: center center, left top;
  opacity: 0.05;
  z-index: 0;
}

/* Overlay for dark contrast */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 1;
}

/* Logo at top center */
.top-logo {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-top: 60px;
}

.logo {
  max-width: 300px;
  width: 80%;
  height: auto;
}

/* Centered content below logo */
.content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 600px;
  margin: 60px auto 0 auto;
  padding: 0 1rem;
}

.tagline {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: #aaa;
}

.email-form {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.email-form input {
  padding: 0.8rem;
  font-size: 1rem;
  border: none;
  border-radius: 4px;
  flex: 1;
  min-width: 200px;
}

.email-form button {
  padding: 0.8rem 1.2rem;
  font-size: 1rem;
  background-color: #fff;
  color: #000;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: 0.3s;
}

.email-form button:hover {
  background-color: #ddd;
}

.socials a {
  margin: 0 10px;
  color: #aaa;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.socials a:hover {
  color: #fff;
}