#popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  animation: overlay-fade 0.4s ease-out;
}

@keyframes overlay-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

#contact-popup {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.7);
  background: linear-gradient(145deg, var(--card-bg), var(--primary-color));
  border-radius: 20px;
  padding: 30px 25px 25px;
  z-index: 10001;
  width: 90%;
  max-width: 450px;
  color: var(--text-primary);
  font-family: "Segoe UI", system-ui, sans-serif;
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(52, 152, 219, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  opacity: 0;
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

#contact-popup::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color), var(--btn-hover));
  z-index: 1;
}

#contact-popup.show {
  display: block;
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

@keyframes popup-enter {
  0% {
    transform: translate(-50%, -60%) scale(0.6) rotateX(15deg);
    opacity: 0;
    box-shadow: 0 0 0 rgba(52, 152, 219, 0);
  }
  60% {
    transform: translate(-50%, -48%) scale(1.02) rotateX(0deg);
    opacity: 1;
    box-shadow: 0 25px 50px rgba(52, 152, 219, 0.3);
  }
  100% {
    transform: translate(-50%, -50%) scale(1) rotateX(0deg);
    box-shadow: 
      0 30px 80px rgba(52, 152, 219, 0.4),
      0 0 0 1px rgba(52, 152, 219, 0.2);
  }
}

#contact-popup h2 {
  margin-top: 0;
  margin-bottom: 20px;
  color: var(--text-accent);
  text-align: center;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
}

#contact-popup h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color), var(--btn-hover));
  border-radius: 2px;
}

#contact-popup p {
  font-size: 15px;
  margin-bottom: 20px;
  text-align: center;
  color: var(--text-secondary);
  line-height: 1.5;
  font-weight: 400;
}

#contact-popup input,
#contact-popup textarea {
  width: 100%;
  padding: 14px 16px;
  margin: 10px 0;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 2px solid rgba(52, 152, 219, 0.2);
  border-radius: 12px;
  font-size: 15px;
  outline: none;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  font-family: inherit;
  backdrop-filter: blur(10px);
}

#contact-popup input::placeholder,
#contact-popup textarea::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

#contact-popup input:focus,
#contact-popup textarea:focus {
  border-color: var(--secondary-color);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 
    0 0 0 4px rgba(52, 152, 219, 0.15),
    inset 0 2px 8px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

#contact-popup textarea {
  resize: vertical;
  min-height: 100px;
  line-height: 1.4;
}

#contact-popup button[type="submit"] {
  background: linear-gradient(135deg, var(--btn-primary), var(--btn-hover));
  color: var(--btn-text);
  padding: 16px 32px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 700;
  font-size: 16px;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  width: 100%;
  margin-top: 15px;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-family: inherit;
}

#contact-popup button[type="submit"]::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

#contact-popup button[type="submit"]:hover::before {
  left: 100%;
}

#contact-popup button[type="submit"]:hover {
  background: linear-gradient(135deg, var(--btn-hover), var(--btn-primary));
  box-shadow: 
    0 8px 25px rgba(52, 152, 219, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
}

#contact-popup button[type="submit"]:active {
  transform: translateY(-1px);
  box-shadow: 
    0 4px 15px rgba(52, 152, 219, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* زر الإغلاق المحسن */
#close-contact {
  position: absolute;
  top: 15px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-accent);
  font-size: 22px;
  font-weight: 300;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  z-index: 2;
}

#close-contact:hover {
  background: var(--accent-color);
  color: var(--btn-text);
  transform: rotate(90deg) scale(1.1);
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
}

/* تأثيرات إضافية للشعور بالعمق */
#contact-popup {
  perspective: 1000px;
}

#contact-popup.show {
  animation: popup-enter 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* تحسينات للجوال */
@media (max-width: 480px) {
  #contact-popup {
    padding: 25px 20px 20px;
    border-radius: 16px;
    width: 95%;
  }
  
  #contact-popup h2 {
    font-size: 22px;
  }
  
  #contact-popup input,
  #contact-popup textarea {
    padding: 12px 14px;
    font-size: 14px;
  }
  
  #contact-popup button[type="submit"] {
    padding: 14px 24px;
    font-size: 15px;
  }
}