body {
  font-family: "Inter", sans-serif;
  background: #000;
  color: #fff;
  overflow-x: hidden;
}

/* LOADER */
#loader {
  position: fixed;
  width: 100%;
  height: 100%;
  background: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-top: 3px solid #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
}

.content {
  position: relative;
  z-index: 2;
}

h1 {
  font-size: 3.2rem;
  line-height: 1.4;
}

.subtext {
  color: #aaa;
  margin-top: 20px;
}

.wave-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  /* lebih lebar lagi */
  height: 100%;
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.wave-bg svg {
  width: 140%;
  /* diperlebar */
  height: 100%;
  transform: translateX(0);
  /* HAPUS geser kiri */
}

/* CARD */
.glass-card {
  position: relative;
  border-radius: 20px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(15px);
  border: 2px solid rgba(255, 255, 255, 0.2);

  overflow: clip;
}

/* LIGHT TOP */
.glass-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, transparent, #fff, transparent);
  transform: translateX(-50%) scaleX(0);
  animation: lightSpread 2.5s ease-in-out infinite;
}

/* LIGHT BOTTOM */
.glass-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, transparent, #fff, transparent);
  transform: translateX(-50%) scaleX(0);
  animation: lightSpread 2.5s ease-in-out infinite;
  animation-delay: 1.2s;
}

@keyframes lightSpread {
  0% {
    transform: translateX(-50%) scaleX(0);
    opacity: 0;
  }

  50% {
    transform: translateX(-50%) scaleX(1);
    opacity: 1;
  }

  100% {
    transform: translateX(-50%) scaleX(0);
    opacity: 0;
  }
}

.form-control {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
}

.form-control::placeholder {
  color: #aaa;
}

.btn-custom {
  background: #fff;
  color: #000;
  border-radius: 10px;
}

.btn-outline-custom {
  border: 1px solid #fff;
  color: #fff;
  border-radius: 10px;
}

.icons i {
  font-size: 20px;
  margin-right: 15px;
  cursor: pointer;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  .wave-bg {
    width: 100%;
  }
}