:root {
  --md-icon-font: Material Symbols Rounded; 
  --transition: all 0.2s ease-out; 

  --dialog-bg: #202020; 
  --dialog-text: #E0E0E0; 
  --dialog-secondary-text: #B0B0B0; 
  --select-bg: #303030; 
  --select-text: #E0E0E0; 
  --select-border-initial: #303030; 
  --select-active-bg: #404040; 
  --select-active-border: #8AB4F8; 
  --select-arrow-color: #B0B0B0; 
  --button-text: #8AB4F8; 
  --button-hover-bg: rgba(138, 180, 248, 0.1); 
  --settings-icon-color: #B0B0B0; 
  --amoled-bg: #000000;

  --slider-bg-off: #444;
  --slider-border-off: #555;
  --slider-toggle-off: #E0E0E0;
  --slider-bg-on: #8AB4F8;
  --slider-border-on: #8AB4F8;
  --slider-toggle-on: #FFFFFF;
}

body.light-mode {
  --dialog-bg: #FFFFFF;
  --dialog-text: #1F1F1F;
  --dialog-secondary-text: #616161;
  --select-bg: #F0F0F0;
  --select-text: #1F1F1F;
  --select-border-initial: #D0D0D0;
  --select-active-bg: #E0E0E0;
  --select-active-border: #4285F4;
  --select-arrow-color: #757575;
  --button-text: #4285F4;
  --button-hover-bg: rgba(66, 133, 244, 0.08);
  --settings-icon-color: #757575;

  --slider-bg-off: #B0B0B0;
  --slider-border-off: #A0A0A0;
  --slider-toggle-off: #FFFFFF;
  --slider-bg-on: #4285F4;
  --slider-border-on: #4285F4;
  --slider-toggle-on: #FFFFFF;
}

body.amoled-dark-mode {
  --dialog-bg: #000000;
  --dialog-text: #E0E0E0;
  --dialog-secondary-text: #B0B0B0;
  --select-bg: #1A1A1A;
  --select-text: #E0E0E0;
  --select-border-initial: #2A2A2A;
  --select-active-bg: #3A3A3A;
  --select-active-border: #8AB4F8;
  --select-arrow-color: #B0B0B0;
  --button-text: #8AB4F8;
  --button-hover-bg: rgba(138, 180, 248, 0.1);
  --settings-icon-color: #B0B0B0;

  --slider-bg-off: #333;
  --slider-border-off: #444;
  --slider-toggle-off: #E0E0E0;
  --slider-bg-on: #8AB4F8;
  --slider-border-on: #8AB4F8;
  --slider-toggle-on: #FFFFFF;
}

dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.92);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms cubic-bezier(0.4, 0, 0.2, 1), transform 250ms cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
  border: none;
  padding: 0;
  margin: 0;
  max-height: 90vh;
  overflow: auto;
}

dialog.open,
dialog[open] {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: auto;
}

dialog.closing {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.92);
  pointer-events: none;
}

.backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  z-index: 998;
  transition: opacity 250ms ease;
  pointer-events: none;
}

.backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.backdrop.hidden {
  display: none;
  opacity: 0;
  pointer-events: none;
}

.settings-dialog {
  width: 90vw;
  max-width: 500px; 
  border-radius: 20px; 
  background-color: var(--dialog-bg);
  color: var(--dialog-text);
  font-family: 'Roboto', sans-serif;
  display: flex;
  flex-direction: column;
}

body.dark-mode {
  background-color: #121212;
}

body.amoled-dark-mode {
  background-color: var(--amoled-bg);
}

.settings-dialog .modal-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 24px 8px; 
}

.settings-dialog .icon-placeholder {
  margin-bottom: 8px; 
}

.settings-dialog .icon-placeholder svg {
  width: 35px; 
  height: 35px; 
  fill: var(--settings-icon-color); 
}

.settings-dialog .modal-header h2 {
  margin: 0;
  font-weight: 500; 
  font-size: 1.5rem; 
  color: inherit;
}

.settings-dialog .modal-body {
  padding: 0 24px 0px; 
  text-align: center;
}

.settings-dialog .modal-body p {
  margin-top: 0;
  margin-bottom: 20px; 
  font-size: 0.95rem; 
  color: var(--dialog-secondary-text); 
}

.settings-dialog .form-group {
  margin-bottom: 20px; 
}

.settings-dialog .form-group:last-of-type {
  margin-bottom: 0px; 
}

.settings-dialog select {
  width: 100%;
  padding: 12px 18px; 
  margin-top: 8px; 
  border: 2px solid var(--select-border-initial); 
  border-radius: 12px; 
  background-color: var(--select-bg);
  color: var(--select-text);
  font-weight: 500; 
  font-size: 1rem; 
  appearance: none; 
  text-align: left; 
  transition: background 0.2s ease, border 0.2s ease; 
  cursor: pointer; 

  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23B0B0B0'%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 24px; 
}

body.light-mode .settings-dialog select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23757575'%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
}

body.dark-mode .settings-dialog select,
body.amoled-dark-mode .settings-dialog select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23B0B0B0'%3E%3Cpath d='M0 0h24v24H0z' fill='none'/%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
}

.settings-dialog select:hover {
    background-color: var(--select-active-bg); 
}

.settings-dialog select:active,
.settings-dialog select:focus {
  background-color: var(--select-active-bg);
  border-color: var(--select-active-border); 
  outline: none;
}

.settings-dialog label {
  font-size: 0.9rem; 
  font-weight: 400; 
  display: block;
  margin-bottom: 0px; 
  text-align: left;
  color: var(--dialog-secondary-text); 
}

.settings-dialog .modal-actions {
  display: flex;
  justify-content: flex-end;
  padding: 1px 1px 16px; 
  margin-top: 0px;
  gap: 0px; 
}

.settings-dialog .button {
  background: none;
  border: none;
  font-family: 'Roboto', sans-serif; 
  font-weight: 500; 
  font-size: 0.95rem; 
  cursor: pointer;
  padding: 10px 12px; 
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease-out; 
  border-radius: 50px; 
  outline: none;
  text-transform: none; 
  letter-spacing: 0.01em; 
}

.settings-dialog .button:active {
  transform: scale(0.98); 
}

.settings-dialog .secondary-button,
.settings-dialog .primary-button { 
  color: var(--button-text);
}

.settings-dialog .secondary-button:hover,
.settings-dialog .primary-button:hover {
  background-color: var(--button-hover-bg);
}

.settings-dialog .secondary-button:focus-visible, 
.settings-dialog .primary-button:focus-visible {
  outline: 2px solid var(--button-text); 
  outline-offset: 2px;
}

.toggle-setting {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 16px 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: none;
  width: 100%;
}

.setting-label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--dialog-text); 
  flex-grow: 1;
  margin-right: 16px;
  text-align: left;
}

.switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 32px;
  touch-action: none;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--slider-bg-off); 
  transition: background-color 0.3s ease;
  border-radius: 34px;
  cursor: pointer;
  border: 2px solid var(--slider-border-off);
}

.slider:before {
  content: "";
  position: absolute;
  height: 20px;
  width: 20px;
  bottom: 4px;
  left: 4px;
  background-color: var(--slider-toggle-off); 
  border-radius: 50%;
  transition: transform 0.3s ease, background-color 0.3s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

input:checked + .slider {
  background-color: var(--slider-bg-on); 
  border-color: var(--slider-border-on);
}

input:checked + .slider:before {
  transform: translateX(20px);
  background-color: var(--slider-toggle-on);
}

.switch input:focus-visible + .slider {
    outline: 2px solid var(--slider-bg-on); 
    outline-offset: 2px;
}