html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  scroll-behavior: smooth;
}

@font-face {
  font-family: "forresten";
  src: url(../font/Forresten.otf);
}

.container-utama {
  width: 100%;
  height: 100vh;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  gap: 5vw;

  /* sembunyikan scrollbar tapi tetap bisa scroll */
  scrollbar-width: none;      /* untuk Firefox */
  -ms-overflow-style: none;   /* untuk IE dan Edge lama */
}

.container-utama::-webkit-scrollbar {
  display: none; /* untuk Chrome, Safari, Opera */
}


section {
  width: 100%;
  height: 100%;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/* =============== SLIDE 1 =============== */
.container-1 {
  background-color: #fff;
  width: 100%;
  height: auto;
  padding-bottom: 3vw;
  
}

/*============ Navbar ======*/

.navbar {
  width: 100%;
  height: 5vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 3%;
  padding-top: 2%;
  z-index: 3;
}

.logo {
  width: 4vw;
  height: 4vw;
  background-color: #000;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;

}

.logo-nav {
  width: 90%;
  height: 90%;
}
.nav2 {
  position: relative;
  display: flex;
  width: 100%;
  justify-content: flex-end;
  align-items: center;
  gap: 1.5vw;
  z-index: 2;
  margin-right: 5vw;
}

.nav2 a {
  position: relative; /* penting agar z-index berfungsi */
  text-decoration: none;
  color: #000;
  font-size: 1.2vw;
  font-weight: bold;
  transition: color 0.3s ease;
  padding: 0.4vw 0.9vw; /* memberi ruang agar highlight tidak menempel */
  z-index: 2;
}

a[aria-current="page"] {
  color: #fff;            /* warna putih agar kontras dengan rectangle hitam */
  font-weight: bold;
  z-index: 3;             /* pastikan di atas rectangle */
}

.nav2:hover a[aria-current="page"] {
  color: #000;
}

.nav2 a[aria-current="page"]:hover {
  color: #fff;
}

.nav2 a:hover {
  color: #fff;
  z-index: 2;
}

.nav-highlight {
  position: absolute;
  top: 0;
  left: 0;
  width: 6vw; /* bisa disesuaikan supaya pas dengan teks */
  height: 2.4vw;
  background-color: #000;
  border-radius: 50vw; /* ini yang bikin oval, ujung lembut */
  z-index: 1;
  transition: transform 0.4s ease, width 0.3s ease, background-color 0.3s ease;

}

.button-ganti {
  background-color: #000;
  border-radius: 50vw;
  width: 3vw;
  height: 3vw;
  display: flex;
  justify-content: center;
  align-items: center;
  border: none;
  cursor: pointer;
}

.logo-bahasa {
  width: 2vw;
  height: 2vh;
}

.text-bahasa {
  color: #fff;
  font-size: 0.8vw;
}

/*================== container isi ================*/

.container-isi{
    width: 100%;
    height: 50%;
    display: flex;
    margin-top: 2vw;
}
.isi-kanan{
    width: 7%;
    height: 100%;
    justify-content: center;
    align-items: flex-start;
    margin-top: 8%;
    z-index: 2;
}

.isi-kiri{
    width: 7%;
    height: 100%;
    justify-content: center;
    align-items: flex-start;
    margin-top: 8%;
    z-index: 2;
}
.vector-left{
  transform: translate(2vw, -6vw);
}

.vector-right{
  transform: 
  translateY(17vw);
}

.vector-left, .vector-right {
  width: 5vw;
}

.isi-tengah{
    width: 86%;
    height: 100%;
    display: flex;
}

.tengah-kiri{
    width: 40%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.bg-gwk{
  position: relative;;
  display: flex;
  width: 90%;
  height: 30vw;
  justify-content: center;
  align-items: center;
  z-index: 0;
}

.gwk{
  position: absolute; /* penting supaya z-index berlaku */
  top: 0;
  left: 0;
  width: 40vw;
  z-index: 1;
  transform: 
  translateY(-2.7vw)
  translateX(-6.5vw);
  clip-path: inset(0% 0% 60% 0%);
  opacity: 6 0%;
}

.gwk-bg{
  position: relative; /* penting supaya berada di atas */
  width: 100%;
  height: 100%;
  z-index: 2;
}

.bawah-bg{
    position: relative;
    width: 90%;
    display: flex;
    justify-content: center;
    align-items: center;

}

.tengah-kiri h2{
    position: relative;
    font-family: "forresten";
    font-size: 2vw;
    transform: translate(-4vw, -4vw);
    z-index: 2;
}

h2 span {
    color: #b70100;
    -webkit-text-stroke: 0.1px #fff;
}

h2 .irm{
    color: #fff;
    -webkit-text-stroke: 0.1px black;
}


.img-bawah{
    position:absolute;
    width: 33vw;
    z-index: 1;
    margin-top: 8vw;
}

.isi-tengah h3 {
    font-size: 1vw;
    margin-top: 3.5vw;
}



.tengah-kanan{
    width: 60%;
    height: 100%;
    display: flex;
    flex-direction: column;
    font-family: "forresten";
}

.tengah-kanan h1{
    font-size: 1vw;
}

.tengah-kanan h1 span{
  font-size: 7vw;
  font-weight: bold;
  background: linear-gradient(180deg, #b70100, #fff); /* arah & warna gradasi */
  -webkit-background-clip: text; /* untuk browser WebKit */
  -webkit-text-fill-color: transparent; /* transparan supaya gradasi terlihat */
  
}

.isi-tengah-kanan {
  width: 50vw;
  height: auto;
  gap: 4vw;
  justify-content: center;
  align-items: center;
}

/*================== isi kolab ========================*/

.kolaborasi-slider {
    width: 90%;
    text-align: center;
    margin-top: 2vh;
    display: flex;
    transform: translate(0, 4vw);
}

.slider-content {
    display: none;
    flex-direction: row;
    transition: opacity 0.5s ease;
    width: 100%;}

.slider-content.active {
    display: flex;
}


.slider-content .isi-slider{
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  margin-left: 3vw;
  width: 90%;
}

.slider-content h2 {
    font-size: 2vw;
    margin: 1vh 0 0.5vh;
    color: #000;
    text-transform: uppercase;
}

.slider-content p {
    font-size: 1.5vw;
    width: 80%;
    color: #333;
    line-height: 1.4em;
    font-family: Arial, Helvetica, sans-serif;
    text-align: start;
}

.icon-slide {
    width: 7vw;
    height: 7vw;
}

.slider-nav {
    display: flex;
    flex-direction: column;
    gap: 1vh;
}

.slider-nav i {
    cursor: pointer;
    font-size: 1.5vw;
    color: #d00;
    transition: transform 0.2s ease;
}

.slider-nav i:hover {
    transform: scale(1.2);
}

.dots {
    display: flex;
    flex-direction: column;
    gap: 0.5vw;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #aaa;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active {
    background-color: #d00;
}



/*================== tombol scrol down =================*/

.button-down {
  position: relative;
  width: 25vw;
  height: 3vw;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 0.2vw solid #000;
  border-radius: 20vw;
  transform: translate(8vw, 5vw);
}

.union-button {
  width: 100%;
  background: none;
  border: none;
  color: #000;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 1vw;
  transition: 0.3s;
}

.union-button h2{
    font-family: "forresten";
    width: 90%;
    font-size: 1.5vw;
}

.fa-angles-down{
    width: 10%;
    justify-content: center;
    align-items: center;
}

.button-down:hover{
  border: 0.2vw solid #b70100;
}

.union-button:hover {
  color: #b70100;
}

/* ===================== ANIMASI MASUK (fix posisi akhir) ===================== */
/* ===================== ANIMASI MASUK HALAMAN PROGRAM ===================== */

/* Navbar & nav2 (oranye – kanan ke kiri) */
.animate-nav-program {
  opacity: 0;
  animation: slideNavProgram 0.8s ease forwards;
}
@keyframes slideNavProgram {
  0% {
    opacity: 0;
    transform: translateX(100vw);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Tengah kanan (merah – kanan ke kiri) */
.animate-tengah-kanan {
  opacity: 0;
  animation: slideTengahKanan 0.8s ease forwards;
}
@keyframes slideTengahKanan {
  0% {
    opacity: 0;
    transform: translateX(80vw);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Isi tengah kanan (hijau – bawah ke atas) */
.animate-isi-tengah-kanan {
  opacity: 0;
  animation: slideIsiTengahKanan 0.8s ease forwards;
}
@keyframes slideIsiTengahKanan {
  0% {
    opacity: 0;
    transform: translateY(10vw);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tengah kiri (biru – bawah ke atas) */
.animate-tengah-kiri {
  opacity: 0;
  animation: slideTengahKiri 0.8s ease forwards;
}
@keyframes slideTengahKiri {
  0% {
    opacity: 0;
    transform: translateY(10vw);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Isi kiri (kuning – bawah ke atas) */
.animate-isi-kiri {
  opacity: 0;
  animation: slideIsiKiri 0.8s ease forwards;
}
@keyframes slideIsiKiri {
  0% {
    opacity: 0;
    transform: translateY(15vw);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Isi kanan (kuning – atas ke bawah) */
.animate-isi-kanan {
  opacity: 0;
  animation: slideIsiKanan 0.8s ease forwards;
}
@keyframes slideIsiKanan {
  0% {
    opacity: 0;
    transform: translateY(-15vw);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   MOBILE BREAKPOINT ≤ 800px
   =========================== */
@media (max-width: 650px) {

  /* ===== 1. Matikan SNAP SCROLL ===== */
  .container-utama {
    scroll-snap-type: none !important;
  }
  section {
    scroll-snap-align: none !important;
  }

.navbar2, .navbar3 {
  display: none;
}

}