.sendiri {
  margin: 0;
  padding: 0;
  font-family: 'Playfair Display', 'Segoe UI', serif;
  background-color: transparent;
  color: #fff;
  overflow: hidden;
}
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}
.popup-container {
  position: relative;
  width: 90%;
  max-width: 420px;
  background: linear-gradient(145deg, rgba(16, 0, 20, 0.95), rgba(23, 0, 40, 0.9));
  border-radius: 20px;
  overflow: hidden;
  text-align: center;
  animation: rotateScaleIn 0.8s ease, redGlow 3.5s infinite;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(174, 0, 255, 0.2);
}
.popup-container::before {
  content: "";
  position: absolute;
  top: -100%;
  left: -100%;
  width: 200%;
  height: 200%;
  background: linear-gradient(135deg,
    transparent 45%,
    rgb(181, 0, 209) 50%,
    transparent 55%);
  animation: shineDiagonal 5s linear infinite;
}
.popup-image {
  width: 100%;
  border-bottom: 1px solid rgb(157, 0, 209);
}
.popup-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 25px;
}
.popup-buttons a {
  padding: 16px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #7939d3, #7939d3);
  box-shadow: 0 10px 25px rgb(181, 0, 209);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: 0.4s;
  position: relative;
  overflow: hidden;
}
.popup-buttons a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}
.popup-buttons a:hover::before {
  left: 100%;
}
.popup-buttons a:hover {
  transform: translateY(-4px);
  background: linear-gradient(135deg, #7939d3, #bf00ff);
}
.popup-footer {
  font-size: 13px;
  padding: 20px;
  color: #ccc;
}
.popup-footer span {
  color: #ae02ed;
  font-weight: 600;
  text-shadow: 0 0 8px rgb(209, 209, 0);
}
.close-btn {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 32px;
  height: 32px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 50%;
  cursor: pointer;
  border: 1px solid rgb(150, 0, 209);
}
.close-btn:hover {
  background: #9eb300;
  transform: rotate(90deg);
}
.close-btn::before,
.close-btn::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 2px;
  background: #fff;
  top: 50%;
  left: 50%;
}
.close-btn::before {
  transform: translate(-50%, -50%) rotate(45deg);
}
.close-btn::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.particle {
  position: absolute;
  width: 8px;
  height: 8px;
  background: black;
  border-radius: 50%;
  animation: float 8s infinite;
  opacity: 0.6;
}
@keyframes float {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  100% {
    transform: translateY(-120px);
    opacity: 0;
  }
}
@keyframes rotateScaleIn {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes redGlow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(105, 0, 180, 0.4), 0 0 40px rgba(120, 120, 0, 0.3);
  }
  50% {
    box-shadow: 0 0 35px rgb(153, 0, 209), 0 0 60px rgba(180, 162, 0, 0.5);
  }
}
@keyframes shineDiagonal {
  0% {
    transform: translate(-100%, -100%) rotate(30deg);
  }
  100% {
    transform: translate(100%, 100%) rotate(30deg);
  }
}