:root {
  --bg-light: #f8f9fa;
  --bg-dark: #212529;
  --text-light: #212529;
  --text-dark: hsl(210, 17%, 98%);
}
html {
  scrollbar-gutter: stable;
}
/* Loader Overlay */
#loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}
#loader.hidden {
  display: none;
}
body.light-mode {
  background: var(--bg-light);
  color: var(--text-light);
}
body.light-mode .toggle-switch .form-check-label {
  font-weight: bold;
  color: white;
  text-shadow: 0 0 5px rgba(0, 0, 0, 1);
}
body.dark-mode {
  background: var(--bg-dark);
  color: var(--text-dark);
}
body.dark-mode .toggle-switch .form-check-label {
  font-weight: bold;
  color: black;

  text-shadow: 0 0 5px rgba(255, 255, 255, 1);
}
/* make the switch knob & track black when checked */
.form-check-input:checked {
  background-color: #000 !important;
  border-color: whitesmoke !important;
}
.form-check-input:checked:focus,
.form-check-input:checked:active {
  box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.25) !important;
}
/* Modal styling for dark mode */
body.dark-mode .modal-content {
  background-color: var(--bg-dark) !important;
  color: var(--text-dark) !important;
}
body.dark-mode .modal-header,
body.dark-mode .modal-body,
body.dark-mode .modal-footer {
  background-color: var(--bg-dark) !important;
  color: var(--text-dark) !important;
  border-color: #444 !important;
}
/* Invert close icon color in dark mode */
body.dark-mode .btn-close {
  filter: invert(1) !important;
}
/* Parallax Sections */
.parallax {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  /* fallback background color */
  background-color: #333;
  height: 100vh;
}
.hero {
  position: relative;
  text-align: center;
  color: white;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}
.hero h1 {
  font-size: 4rem;
  font-weight: bold;
}
/* Carousel Images Uniform Height */
.carousel-item img {
  height: 500px; /* set desired uniform height */
  object-fit: cover; /* preserve aspect ratio and crop overflow */
}
.toggle-switch {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
}
/* Custom Button */
.custom-btn {
  border-radius: 2rem;
  padding: 0.75rem 1.5rem;
}
/* Feature Cards */
.feature-card {
  transition: transform 0.3s;
}
.feature-card:hover {
  transform: scale(1.05);
}
/* Place this after bootstrap.css */
body.modal-open {
  padding-right: 0 !important;
}