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

body {
  margin: 0;
  background-color: #000;
  color: white;
  font-family: 'Segoe UI', sans-serif;
  line-height: 1.6;
  scroll-behavior: smooth;
}

/* ANIMAZIONE INTRO (solo per homepage) */
#intro {
  position: fixed;
  inset: 0;
  background-color: black;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  animation: fadeOut 3s ease forwards;
}

@keyframes fadeOut {
  0% { opacity: 1; }
  80% { opacity: 1; }
  100% { opacity: 0; visibility: hidden; }
}

.logo-intro {
  width: 80%;
  max-width: 450px;
  height: auto;
}

/* HEADER */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.9);
  padding: 16px 30px;
  display: flex;
  align-items: center;
  z-index: 100;
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo-header {
  width: 100px;
  margin-right: 20px;
}

header h1 {
  font-size: 2.2em;
  font-weight: bold;
  color: #fff;
}

/* MAIN */
main {
  padding: 140px 20px 40px;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background-color: #111;
  font-size: 0.9em;
  margin-top: 60px;
}