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

/* Navbar */
.navbar {
  background-color: #00293B;
}
.navbar img {
  width: 100px;
}
.navbar-toggler {
  border-color: #FFF;
}
.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(255,255,255,0.25);
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Banner */
.banner {
  position: relative;
  text-align: center;
  margin-top: 3.5rem;
}
.img-banner img {
  width: 100%;
  height: auto;
  vertical-align: middle;
}

/* Cards */
.card-main-isi {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
  margin-top: 20px;
}
.card-1 {
  display: flex;
  flex-direction: column;
  width: 300px;
  height: 400px;
  padding: 20px;
  border-radius: 10px;
  justify-content: space-between;
  background-color: #003751;
}
.card-icon {
  font-size: 100px;
  margin: 30px 0 40px;
  text-align: center;
}
.card-2 {
  display: flex;
  flex-direction: column;
  width: 240px;
  height: 300px;
  padding: 20px;
  border-radius: 10px;
  background-color: #2D2D2D;
  margin-bottom: 30px;
  justify-content: center;
}
.competence {
  background-color: #2D2D2D;
}
.card-3 {
  display: flex;
  flex-direction: column;
  width: 450px;
  padding: 20px;
  border-radius: 10px;
  background-color: #303030;
  margin: 30px 0;
}

/* Footer */
.footer {
  background-color: #00293B;
}
.isi-footer {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}
.txt-footer {
  padding-top: 30px;
}
.txt-footer h5 {
  font-size: 36px;
}
.location {
  width: 100%;
  max-width: 400px;
}

/* ===== Responsive ===== */

/* Handphone: Card-Provision & Card-Competence 1 kolom, rata tengah */
@media (max-width: 767px) {
  .txt-footer h5 { font-size: 20px; }
  .txt-footer p { font-size: 14px; }

  /* card-provision */
  .card-provision {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  .card-provision .card-2 {
    flex: 0 0 100%;
    max-width: 90%;
    margin: 0 auto 20px;
  }

  /* card-competence */
  .card-competence {
    padding-top: 50px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  .card-competence .card-3 {
    flex: 0 0 100%;
    max-width: 90%;
    margin: 0 auto 20px;
    height: 350px;
  }
  /* Footer */
    .txt-footer h5{
        font-size: 20px;
    }
    .txt-footer p{
        font-size: 14px;
    }
    .isi-footer{
        display: block;
    }
}

/* Tablet: 2 kolom sejajar */
@media (min-width: 768px) and (max-width: 1199px) {
  .txt-footer h5 { font-size: 24px; }
  .txt-footer p { font-size: 18px; }
  .location { max-width: 300px; }

  /* card-provision 2 kolom */
  .card-provision {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  .card-provision .card-2 {
    flex: 0 0 calc(50% - 20px);
    max-width: calc(50% - 20px);
    margin-bottom: 20px;
  }

  /* card-competence 2 kolom sejajar & tinggi lebar seragam */
  .card-competence {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  .card-competence .card-3 {
    flex: 0 0 calc(50% - 20px);
    max-width: calc(50% - 20px);
    height: 350px;
  }
}