/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* BASE */
body {
  font-family: Arial, Helvetica, sans-serif;
  transition: background 0.3s, color 0.3s;
}

/* HEADER */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 40px;
}

.logo {
  font-size: 22px;
  font-weight: bold;
}

/* NAV */
nav a {
  margin: 0 12px;
  text-decoration: none;
  font-weight: 500;
}

/* HERO */
.hero {
  padding: 80px 40px;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 15px;
  margin-top: 50px;
}

/* CONTAINER */
.hero {
  max-width: 1100px;
  margin: auto;
}

/* TEXT */
.hero p {
  font-size: 18px;
  opacity: 0.85;
}

/* BUTTON */
button {
  padding: 8px 14px;
  border: none;
  cursor: pointer;
  border-radius: 6px;
  font-size: 14px;
}

/* LINKS HOVER */
nav a:hover {
  text-decoration: underline;
}

/* CARD LAYOUT */
.card-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.card {
  padding: 20px;
  border-radius: 10px;
  background: rgba(0,0,0,0.05);
}

[data-theme="dark"] .card {
  background: rgba(255,255,255,0.08);
}
input, textarea {
  width: 100%;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
}
@media (max-width: 768px) {
  header {
    flex-direction: column;
    gap: 10px;
  }

  nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero h1 {
    font-size: 32px;
  }
}
.logo img {
  height: 40px;
  width: auto;
}