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

html,
body {
  height: 100%;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* --- Header + Menu --- */
header {
  position: fixed;
  z-index: 1000;
  top: 5%;
  left: 50%;
  transform: translateX(-50%);

  width: 28%;

  text-align: center;
  font-weight: 400;
  border-radius: 35px;

  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.menu-container-uxui {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.menu-item {
  color: black;
  text-decoration: none;
  font-size: 18px;
  padding: 0;
  transition: color 0.3s ease;
}

.menu-item:hover,
.menu-item.active {
  text-decoration: underline 2px;
  text-underline-offset: 4px;
}

/* --- Two Column Layout --- */
.two-column {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: center;
  gap: 40px;
  margin: 15% 5% 0 5%;
}

.column {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* --- Video --- */
.project-video {
  width: 100%;
  border-radius: 35px;
  display: block;
  object-fit: cover;
}

/* --- Description --- */
.description {
  text-align: left;
}

.description-title {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 15px;
}

.description-text {
  font-size: 1rem;
  line-height: 1.6;
  color: #333;
  max-width: 500px;
}

/* --- Footer --- */
.footer {
  width: 90%;
  margin-left: 5%;
  font-size: 0.9rem;
  font-weight: 400;
  color: #999;
  text-align: left;
  border-top: 1px solid #eee;
  padding: 20px 0 32px;
}

/* --- RESPONSIVIDADE --- */

/* 2 rows design */
@media (max-width: 1280px) {
  header {
    width: 30%;
    padding: 8px 0;
  }

  .two-column {
    flex-direction: column;
    align-items: center;
    gap: 35px;
    margin: 25% auto 0 auto;
    width: 75%;
  }

  .description {
    text-align: center;
  }

  .description-title {
    font-size: 1.9rem;
  }

  .description-text {
    max-width: 85%;
    margin: 0 auto 10%;
  }

  .project-video {
    max-width: 800px;
    height: 450px;
    margin: 0 0 5%;
  }

  .footer {
    text-align: center;
    margin: 0 auto;
  }
}