/* ============================================================
   Display Settings Panel Styles
   ============================================================ */

.display-settings-panel {
  position: fixed;
  top: calc(var(--navbar-height) + 0.5rem);
  right: 1rem;
  width: 300px;
  max-height: calc(100vh - var(--navbar-height) - 2rem);
  overflow-y: auto;
  z-index: 45;
  padding: 1.25rem;
  background: var(--card-bg);
  border-radius: var(--md-shape-corner-large);
  transition: all var(--md-motion-duration-medium) var(--md-motion-easing-standard);
}

.display-settings-panel.closed {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem) scale(0.98);
  pointer-events: none;
}

/* ---- Settings Section ---- */
.settings-section {
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-divider);
}
.settings-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.settings-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

/* ---- Settings Label Row ---- */
.settings-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-weight: 400;
  background: var(--md-sys-color-surface-variant);
  border-radius: var(--md-shape-corner-full);
  transition: background-color var(--md-motion-duration-short) var(--md-motion-easing-standard);
}
.settings-label:hover {
  background: var(--md-sys-color-primary-container);
}

/* ---- Hue Color Slider ---- */
.hue-slider {
  width: 100%;
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(to right,
    oklch(0.65 0.18 0),
    oklch(0.65 0.18 60),
    oklch(0.65 0.18 120),
    oklch(0.65 0.18 180),
    oklch(0.65 0.18 240),
    oklch(0.65 0.18 300),
    oklch(0.65 0.18 360)
  );
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  cursor: pointer;
  margin-bottom: 0.5rem;
}
.hue-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--primary);
  box-shadow: 0 1px 6px rgba(0,0,0,0.2);
  cursor: pointer;
  transition: box-shadow 0.15s ease;
}
.hue-slider::-webkit-slider-thumb:hover {
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}
.hue-slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--primary);
  box-shadow: 0 1px 6px rgba(0,0,0,0.2);
  cursor: pointer;
}

/* ---- Transparency / general range sliders (rounded rectangle) ---- */
.settings-section input[type="range"].rounded-range {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: var(--md-sys-color-surface-variant);
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  cursor: pointer;
  margin-bottom: 0.75rem;
}
.settings-section input[type="range"].rounded-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.settings-section input[type="range"].rounded-range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: var(--primary);
  border: none;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

/* Transparency section: hidden except in overlay wallpaper mode */
html:not([data-wallpaper-mode="overlay"]) .transparency-section {
  display: none;
}
.range-value {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--primary);
}

/* ---- Toggle Switch ---- */
.settings-toggle {
  position: relative;
  display: inline-block;
  width: 42px;
  height: 24px;
  flex-shrink: 0;
}
.settings-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}
.settings-toggle .slider {
  position: absolute;
  inset: 0;
  background: var(--btn-regular-bg);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}
.settings-toggle .slider::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  transition: all 0.2s ease;
}
.settings-toggle input:checked + .slider {
  background: var(--primary);
}
.settings-toggle input:checked + .slider::before {
  transform: translateX(18px);
}

/* ---- Wallpaper Mode Buttons — M3 segmented buttons ---- */
.wallpaper-mode-buttons {
  display: flex;
  gap: 0.5rem;
}
.wallpaper-mode-buttons button {
  flex: 1;
  padding: 0.5rem;
  border-radius: var(--md-shape-corner-full);
  background: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition:
    background-color var(--md-motion-duration-short) var(--md-motion-easing-standard),
    color var(--md-motion-duration-short) var(--md-motion-easing-standard);
}
.wallpaper-mode-buttons button.active {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  font-weight: 600;
}
.wallpaper-mode-buttons button:hover:not(.active) {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

/* ---- Layout Buttons — M3 toggle buttons ---- */
.layout-buttons button {
  flex: 1;
  padding: 0.5rem 0.75rem;
  border-radius: var(--md-shape-corner-full);
  background: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition:
    background-color var(--md-motion-duration-short) var(--md-motion-easing-standard),
    color var(--md-motion-duration-short) var(--md-motion-easing-standard);
}
.layout-buttons button.active {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
  font-weight: 600;
}
.layout-buttons button:hover:not(.active) {
  background: var(--md-sys-color-primary-container);
  color: var(--md-sys-color-on-primary-container);
}

/* ---- Reset Button — M3 text button ---- */
.settings-reset-btn {
  padding: 0.25rem 0.625rem;
  border-radius: var(--md-shape-corner-full);
  background: var(--md-sys-color-surface-variant);
  color: var(--md-sys-color-on-surface-variant);
  font-size: 0.6875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition:
    background-color var(--md-motion-duration-short) var(--md-motion-easing-standard),
    color var(--md-motion-duration-short) var(--md-motion-easing-standard);
}
.settings-reset-btn:hover {
  background: oklch(0.65 0.15 20 / 0.15);
  color: oklch(0.55 0.18 20);
}

/* ---- Display Settings Toggle (navbar button) ---- */
.display-settings-toggle {
  position: relative;
}