body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #f0f2f5;
    /* soft modern background */
    color: #333;
}

header {
    background: #1a1a1a;
    /* gelap tapi modern */
    color: #fff;
    padding: 20px;
    text-align: center;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 20px;
}

.altbox {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 25px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: 0.3s;
}

.altbox:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.pin-title {
    color: #ff6b6b;
    /* accent color modern */
    font-size: 14px;
    margin-bottom: 10px;
}

.pin-title1 {
    color: #ff6b6b;
    font-size: 25px;
    margin-bottom: 10px;
}

.pin-wrapper {
    margin-top: 10px;
}

.pin-input {
    padding: 12px;
    width: 200px;
    border: 1px solid #ccc;
    border-radius: 8px;
    margin-right: 5px;
    transition: 0.3s;
}

.pin-input:focus {
    border-color: #4facfe;
    box-shadow: 0 0 8px rgba(79, 172, 254, 0.5);
    outline: none;
}

.submit-btn,
button {
    padding: 12px 20px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    border: none;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
}

.submit-btn:hover,
button:hover {
    background: linear-gradient(90deg, #0099ff, #00c6ff);
    box-shadow: 0 4px 15px rgba(0, 195, 255, 0.6);
}

.login-area {
    margin-top: 20px;
    display: none;
}

.login-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.login-buttons button {
    width: 140px;
}

.products {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.product {
    background: #ffffff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
    transition: 0.3s;
}

.product:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.product img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid #eee;
}

.product-info {
    padding: 15px;
}

.product-info h3 {
    margin: 0;
    font-size: 18px;
    color: #222;
}

.price {
    color: #ff6b6b;
    font-weight: bold;
    margin-top: 5px;
}

.countdown {
    margin-top: 10px;
    color: #555;
    font-size: 14px;
}

footer {
    text-align: center;
    padding: 20px;
    margin-top: 30px;
    background: #1a1a1a;
    color: white;
}

img {
  opacity: 0;
  transition: opacity 0.5s ease;
}

img[src] {
  opacity: 1;
}

.altbox {
  background: rgba(200, 200, 200, 0.08); /* grey transparan samar */
  backdrop-filter: blur(6px); /* efek kaca / glass */
  padding: 25px;
  border-radius: 12px;
  text-align: center;
  position: relative;

  /* Neon merah */
  border: 2px solid #ff0000;
  box-shadow:
    0 0 10px #ff0000,
    0 0 20px #ff0000,
    0 0 40px #ff0000,
    inset 0 0 10px rgba(255, 0, 0, 0.4);

  animation: neonGlow 1.5s infinite alternate;
}

/* Animasi glow */
@keyframes neonGlow {
  from {
    box-shadow:
      0 0 5px #ff0000,
      0 0 10px #ff0000,
      0 0 20px #ff0000,
      inset 0 0 5px rgba(255, 0, 0, 0.3);
  }
  to {
    box-shadow:
      0 0 15px #ff0000,
      0 0 30px #ff0000,
      0 0 60px #ff0000,
      inset 0 0 15px rgba(255, 0, 0, 0.6);
  }
}

.text-hitam {
  color: #000;
}