:root {
  --biru-neon: #00c8ff;
  --hitam: #0d0f1a;
  --putih: #ffffff;
}

body {
  background-color: var(--hitam);
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: 0;
  color: var(--putih);
}

.container {
  max-width: 400px;
  margin: 80px auto;
  padding: 20px;
  background-color: #131625;
  border-radius: 10px;
  border: 1px solid var(--biru-neon);
  box-shadow: 0 0 10px var(--biru-neon);
}

h2 {
  text-align: center;
  color: var(--biru-neon);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

input[type="text"] {
  padding: 10px;
  background-color: #1a1d2e;
  color: var(--putih);
  border: 1px solid var(--biru-neon);
  border-radius: 5px;
}

button {
  padding: 10px;
  background-color: var(--biru-neon);
  color: #000;
  font-weight: bold;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  opacity: 0.8;
}

.loading-bar {
  text-align: center;
  font-weight: bold;
  color: var(--biru-neon);
  margin-top: 15px;
}

.hidden {
  display: none;
}

.popup-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.popup-box {
  background-color: #12141f;
  border: 2px solid var(--biru-neon);
  padding: 20px;
  border-radius: 10px;
  width: 90%;
  max-width: 400px;
  color: var(--putih);
  text-align: left;
  animation: popupShow 0.4s ease;
}

.popup-content {
  margin-bottom: 15px;
  font-size: 14px;
  line-height: 1.5;
}

.popup-actions {
  margin-top: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.popup-actions button {
  background-color: var(--biru-neon);
  color: #000;
  padding: 8px;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
}

.close-btn {
  margin-top: 15px;
  background-color: #ff3c3c;
  color: white;
  padding: 8px;
  border: none;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
}

@keyframes popupShow {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.header-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.logo {
  width: 35px;
  height: 35px;
  object-fit: contain;
}

.sticky-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(30, 41, 59, 0.8);
  backdrop-filter: blur(10px);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}


.sticky-header::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: linear-gradient(to right, #38bdf8, #60a5fa);
  z-index: -1;
}


.logo img {
  width: 135px;
  height: 40px;
  border-radius: 8px;
}

/* Search bar */
.search-container {
  position: relative;
}

.search-container input {
  padding: 10px 35px 10px 14px;
  border-radius: 8px;
  border: 2px solid transparent;
  background-color: #334155;
  color: #f1f5f9;
  font-size: 14px;
  width: 150px;
  transition: all 0.3s ease;
  outline: none;
  box-shadow: 0 0 0px rgba(56, 189, 248, 0.5);
}

.search-container input:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.6);
}

.search-container input::placeholder {
  color: #cbd5e1;
  transition: all 0.3s ease;
}

/* Ikon search */
.search-container .search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  font-size: 16px;
  pointer-events: none;
}

footer {
  background-color: #0a0a0a;
  color: #f0f0f0;
  padding: 50px 20px;
  font-family: 'Segoe UI', sans-serif;
  border-top: 4px solid #00bfff; /* Garisan biru branding */
}

.footer-container {
  max-width: 1200px;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
}

.about {
  flex: 1 1 100%;
  margin-bottom: 30px;
  text-align: center;
}

.about h2 {
  color: #00bfff;
  font-size: 28px;
  margin-bottom: 10px;
}

.about p {
  font-size: 15px;
  line-height: 1.6;
  color: #ccc;
  max-width: 800px;
  margin: auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  width: 100%;
}

.column {
  flex: 1 1 200px;
  margin-bottom: 20px;
}

.column h3 {
  color: #ffffff;
  margin-bottom: 15px;
  font-size: 18px;
  border-bottom: 2px solid #00bfff;
  padding-bottom: 5px;
  display: inline-block;
}

.column ul {
  list-style: none;
  padding: 0;
}

.column ul li {
  margin-bottom: 10px;
}

.column ul li a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.column ul li a:hover {
  color: #00bfff;
}

.column p {
  color: #ccc;
  font-size: 14px;
  margin-bottom: 8px;
}

.logo-footer {
  width: 80px;
  height: auto;
  margin-bottom: 10px;
}