* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f4f4f4;
  color: #333;
  padding: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  max-width: 500px;
  width: 100%;
  background: #fff;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 0 10px 25px rgba(0, 0, 0, 0.1);
  text-align: center;
}

h1 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

button {
  background-color: #9E8E80;
  color: #fff;
  border: none;
  padding: 0.8rem 1.5rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #8A8786;
}

.plan-card {
  margin-top: 2rem;
  background-color: #f9f5f2;
  padding: 1.5rem;
  border-radius: 10px;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.05);
  text-align: left;
}

.plan-card p {
  margin: 0.5rem 0;
  font-weight: 500;
}

.hidden {
  display: none;
}

/* Dark Mode Styles */
body.dark {
  background-color: #222;
  color: #eee;
}

body.dark .container {
  background: #333;
  color: #eee;
}

body.dark .plan-card {
  background-color: #444;
  color: #eee;
}

/* Toggle Switch */
.toggle-wrapper {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-bottom: 1rem;
}

.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 24px;
  margin-right: 10px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  background-color: #ccc;
  border-radius: 24px;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  transition: 0.4s;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.4s;
}

input:checked + .slider {
  background-color: #9E8E80;
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.toggle-label {
  font-size: 0.9rem;
}