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

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
}

.nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

section {
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.play {
  width: 0;
  height: 0;

  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 14px solid white;
}
.hero-section {
  background-image: url("../assets/grid.png");
  text-align: center;
  align-items: center;
  border-bottom: 7px solid var(--color-primary);
  animation: moveGrid 20s linear infinite;
  .hero-section-wrapper {
    margin-block: 6rem;

    p {
      color: var(--color-text-muted);
      font-size: 24px;
      margin-bottom: 2rem;
    }

    h1 {
      font-size: 96px;
      margin-bottom: 2rem;
    }
  }
}

.schedule-section {
  display: flex;
  background-color: var(--color-section-light);
  flex-direction: column;
  gap: 2rem;
}

.schedule-days {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.day-card {
  display: flex;
  max-width: 564px;
  box-shadow: 3px 3px 0 var(--color-bg-dark-light);
  background-color: var(--color-section-light);
  border: 2px solid var(--color-bg-dark);

  .day-badge {
    background-color: var(--color-bg-dark);
    max-height: 2rem;
    max-width: 4rem;
  }

  .day-info {
    max-height: 4rem;
  }
}

.features-section {
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-card {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.registration-section {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.registration-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
}

button {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  border: none;
  letter-spacing: 1px;
  padding: 1rem 2rem;
  font-size: 24px;
  font-family: var(--font-title);
  font-weight: bold;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color 0.1s ease;
  box-shadow: 3px 3px 0 var(--color-primary-hover);

  display: inline-flex;
  align-items: center;
  gap: 12px;
}

button:hover {
  background-color: var(--color-primary-light);
  box-shadow: 3px 3px 0 var(--color-primary);
}
.title-stronger {
  color: var(--color-primary-light);
  text-decoration: underline;
  font-weight: normal;
}

@media (min-width: 768px) {
  header {
    flex-direction: row;
    justify-content: space-between;
    padding: 0.8rem 3rem;
    border-bottom: 3px solid var(--color-primary);
    position: sticky;
    top: 0;
    z-index: 999;
    background-color: var(--color-bg-dark-light);

    .logo img {
      margin-top: 15px;
    }
  }

  .nav-links {
    flex-direction: row;
    gap: 4rem;

    a {
      font-size: 24px;
      font-weight: normal;
    }
  }

  section {
    padding: 4rem 3rem;
  }

  .schedule-section {
    flex-direction: row;
    align-items: flex-start;
  }

  .schedule-image-wrapper {
    background-color: red;
  }

  .schedule-content-wrapper {
    flex: 1;

    h3 {
      color: var(--color-bg-dark-light);
      font-size: 48px;
      font-weight: normal;
    }

    h2 {
      color: var(--color-primary);
      font-weight: normal;
    }

    p {
      color: var(--color-bg-dark);
      font-family: var(--font-text);
    }
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .registration-section {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .registration-info,
  .registration-form-wrapper {
    flex: 1;
  }
}

@keyframes moveGrid {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 200px 0;
  }
}