/* style.css */

body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: linear-gradient(120deg, #89f7fe, #66a6ff);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  color: #222;
  transition: background 0.3s ease, color 0.3s ease;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.dark-mode {
  background: linear-gradient(120deg, #1f1c2c, #928dab);
  color: #f1f1f1;
}

.container {
  max-width: 400px;
  margin: 80px auto;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  text-align: center;
  color: inherit;
}

input {
  width: 100%;
  padding: 12px;
  margin: 15px 0;
  border-radius: 10px;
  border: none;
  font-size: 16px;
}

button {
  padding: 10px 20px;
  border: none;
  background: #007bff;
  color: white;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
}

button:hover {
  background: #0056b3;
}

img {
  width: 60px;
  height: 60px;
}

.toggle-container {
  position: absolute;
  top: 20px;
  right: 20px;
}

.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 28px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  background-color: #ccc;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  transition: 0.4s;
  border-radius: 28px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 22px;
  width: 22px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #2196f3;
}

input:checked + .slider:before {
  transform: translateX(22px);
}
#backgroundImage {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  z-index: -1;
  opacity: 0.25; /* default for light mode */
  transition: opacity 0.5s ease;
}

/* Optional dark mode styling */
body.dark-mode {
  background-color: #111;
  color: #f1f1f1;
}