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

body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #333;
}

html {
  scroll-behavior: smooth;
}

img {
  max-width: 100%;
  height: auto;
}

.layar-dalam {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}

.layar-penuh {
  width: 100%;
}

/* NAVBAR */
nav {
  z-index: 100;
  position: fixed;
  width: 100%;
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: 0.3s;
}

nav .layar-dalam {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo img {
  width: 110px;
}

nav .menu ul {
  display: flex;
  list-style: none;
  gap: 20px;
}

nav .menu ul li a {
  color: white;
  text-decoration: none;
  font-size: 14px;
}

nav .menu ul li a:hover {
  text-decoration: underline;
}

.tombol-menu {
  display: none;
}

/* HEADER */
header {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.video-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.video-bg iframe {
  width: 100vw;
  height: 56.25vw;
  min-height: 100vh;
  min-width: 177.77vh;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

header .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: -1;
}

header .intro {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 90%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
}

header .intro h3 {
  font-size: 48px;
  margin-bottom: 15px;
}

header .intro p {
  font-size: 18px;
  margin-bottom: 20px;
}

.tombol {
  background: #c8c53d;
  color: white;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 6px;
  display: inline-block;
}

/* SECTION */
section {
  padding: 60px 0;
}

section h3 {
  text-align: center;
  font-size: 30px;
  margin-bottom: 15px;
}

section p.ringkasan {
  text-align: center;
  color: #888;
  font-style: italic;
  margin-bottom: 20px;
}

/* SUPPORT */
.support,
.tim,
.blog {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

.support div,
.tim div {
  flex: 1 1 250px;
  text-align: center;
}

.support img {
  width: 50px;
  margin-bottom: 15px;
}

/* GALLERY */
#gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

#gallery img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 6px;
}

/* QUOTE */
section.quote {
  background: url("asset/blog2.jpg") center/cover no-repeat;
  text-align: center;
  padding: 100px 20px;
  color: white;
}

/* TEAM */
.tim img {
  width: 100%;
  max-width: 200px;
  border-radius: 8px;
}

/* BLOG */
.blog .area {
  width: 48%;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
  overflow: hidden;
}

.blog .gambar {
  height: 220px;
  background-size: cover;
  background-position: center;
}

.blog .text {
  padding: 20px;
}

/* FOOTER */
footer {
  background: #343a40;
  color: white;
  padding: 50px 0;
}

footer .layar-dalam {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

footer .layar-dalam div {
  flex: 1 1 200px;
}

.copyright {
  width: 100%;
  margin-top: 30px;
  padding-top: 20px;
  text-align: center;
  border-top: 1px solid #666;
}

/* RESPONSIVE TABLET */
@media screen and (max-width: 768px) {
  nav .menu ul {
    display: none;
  }

  .tombol-menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .tombol-menu .garis {
    width: 25px;
    height: 3px;
    background: white;
  }

  header .intro h3 {
    font-size: 30px;
  }

  header .intro p {
    font-size: 15px;
  }

  #gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog .area {
    width: 100%;
  }

  footer .layar-dalam {
    flex-direction: column;
    text-align: center;
  }
}

/* RESPONSIVE MOBILE ANDROID */
@media screen and (max-width: 480px) {
  body {
    font-size: 14px;
  }

  nav .logo img {
    width: 85px;
  }

  header .intro h3 {
    font-size: 22px;
    line-height: 1.4;
  }

  header .intro p {
    font-size: 13px;
  }

  .tombol {
    padding: 10px 18px;
    font-size: 13px;
  }

  section {
    padding: 40px 0;
  }

  section h3 {
    font-size: 24px;
  }

  #gallery {
    grid-template-columns: 1fr;
  }

  #gallery img {
    height: 200px;
  }

  .support,
  .tim,
  .blog {
    flex-direction: column;
  }
}