/* ============================================================
   Wallpaper App — Component Styles
   ============================================================
   Styles for each reusable UI component. Organized by the
   component sections visible on screen from top to bottom.
   All values reference design tokens from style.css.
   ============================================================ */

/* =============================================================
   1. APP HEADER
   ============================================================= */
.app-header {
  padding: var(--space-2) var(--space-4) var(--space-1);
  padding-top: calc(env(safe-area-inset-top, 0px) + var(--space-2));
}

.app-header__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.app-header__title {
  font-size: 1.25rem;
  /* 22px — slightly larger for visual weight */
  font-weight: 700;
  letter-spacing: -0.025em;
  text-align: center;
  line-height: 1.3;
}

.app-header__title-accent {
  color: var(--color-accent);
}

.app-header__subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0;
  /* 0px */
  text-align: center;
}

/* =============================================================
   2. SEARCH BAR
   ============================================================= */
.search-bar {
  padding: 0 var(--space-4);
  margin-top: var(--space-4);
}

.search-bar__inner {
  display: flex;
  gap: var(--space-2);
  align-items: stretch;
  /* Equal height alignment */
}

.search-bar__input-wrapper {
  position: relative;
  flex-grow: 1;
}

.search-bar__input {
  width: 100%;
  height: 100%;
  /* Match button height */
  background-color: var(--color-bg-secondary);
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--space-2) var(--space-4);
  /* Slightly tighter vertical padding */
  font-size: var(--font-size-base);
  color: var(--color-text-primary);
  transition: box-shadow var(--transition-base);
}

.search-bar__input::placeholder {
  color: var(--color-text-placeholder);
}

.search-bar__input:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-accent);
}

.search-bar__btn {
  background-color: var(--color-bg-secondary);
  padding: var(--space-2);
  /* Reduced ~12px (was 16px) — 15% smaller */
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  aspect-ratio: 1;
  /* Keep it square */
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.search-bar__btn:hover {
  background-color: var(--color-accent-muted);
}

.search-helper {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
  padding-left: var(--space-2);
}

.search-bar__btn:active {
  transform: scale(0.96);
}

/* =============================================================
   3. CATEGORY PILLS
   ============================================================= */
.category-pills {
  margin-top: var(--space-4);
  padding: 0 var(--space-4);
  overflow-x: auto;
  white-space: nowrap;
  position: relative;
  /* Fade edges to indicate horizontal scrollability */
  -webkit-mask-image: linear-gradient(to right,
      transparent 0%,
      black 5%,
      black 90%,
      transparent 100%);
  mask-image: linear-gradient(to right,
      transparent 0%,
      black 5%,
      black 90%,
      transparent 100%);
}

.category-pills__list {
  display: flex;
  gap: 0.5rem;
  /* 8px */
  list-style: none;
  padding: var(--space-1) 0;
  /* Vertical padding so focus outline isn't clipped */
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0 0.5rem;
  /* 0px 8px */
  border-radius: var(--radius-xl);
  font-weight: 500;
  font-size: var(--font-size-sm);
  white-space: nowrap;
  transition: all var(--transition-base), transform var(--transition-fast);
  flex-shrink: 0;
  /* Default: inactive */
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-medium);
  color: var(--color-text-secondary);
  min-height: 44px;
}

.category-pill:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* ============================================================
   Swipe Tutorial Overlay
   ============================================================ */
.swipe-tutorial {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  pointer-events: none;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.swipe-tutorial.visible {
  opacity: 1;
}

.swipe-tutorial__arrow {
  width: 48px;
  height: 48px;
  color: rgba(255, 255, 255, 0.7);
  animation: swipeBounce 1.5s infinite cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

.swipe-tutorial__arrow--left {
  animation-name: swipeBounceLeft;
}

.swipe-tutorial__arrow--right {
  animation-name: swipeBounceRight;
}

.swipe-tutorial__text {
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
  background: rgba(0, 0, 0, 0.6);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
  backdrop-filter: blur(4px);
}

@keyframes swipeBounceLeft {

  0%,
  100% {
    transform: translateX(0);
  }

  50% {
    transform: translateX(-10px);
  }
}

@keyframes swipeBounceRight {

  0%,
  100% {
    transform: translateX(0);
  }

  50% {
    transform: translateX(10px);
  }
}

.category-pill:active {
  transform: scale(0.96);
}

.category-pill--active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text-on-accent);
  box-shadow: var(--shadow-accent);
  transform: scale(1.05);
  font-weight: 700;
  /* Stronger pop for active state */
}

.category-pill__icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

/* =============================================================
   4. FEATURED CARD
   ============================================================= */
.featured-card {
  padding: 0 var(--space-4);
  margin-top: var(--space-4);
}

.featured-card__container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 12;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  cursor: pointer;
}

.featured-card__track {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.featured-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Slide Animation Classes */
.hero-image-transition {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide-out-left {
  transform: translateX(-100%);
}

.hero-slide-in-right {
  transform: translateX(100%);
}

.hero-slide-out-right {
  transform: translateX(100%);
}

.hero-slide-in-left {
  transform: translateX(-100%);
}

.featured-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
      var(--color-overlay-gradient-end) 0%,
      var(--color-overlay-light) 50%,
      transparent 100%);
}

.featured-card__content {
  position: absolute;
  inset: 0;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.featured-card__body {
  margin-bottom: var(--space-4);
}

/* Featured badge */
.featured-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-featured-badge-bg);
  backdrop-filter: blur(8px);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-featured-badge-text);
  border: 1px solid var(--color-featured-badge-border);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.featured-badge__icon {
  width: 0.75rem;
  height: 0.75rem;
}

.featured-card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-top: var(--space-2);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.featured-card__description {
  color: var(--color-featured-description);
  font-size: var(--font-size-sm);
  margin-top: var(--space-2);
  max-width: 200px;
}

/* Featured actions row */
.featured-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.featured-card__view-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-accent);
  color: var(--color-text-on-accent);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: var(--font-size-base);
  transition: background-color var(--transition-fast);
}

.featured-card__view-btn:hover {
  background-color: var(--color-accent-hover);
}

.featured-card__download-btn {
  position: absolute;
  bottom: var(--space-4);
  right: var(--space-4);
  background: var(--color-featured-download-bg);
  backdrop-filter: blur(8px);
  padding: var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-featured-download-border);
  transition: background-color var(--transition-fast);
  z-index: 10;
}

.featured-card__download-btn:hover {
  background: var(--color-featured-download-hover);
}

/* Featured pagination dots — increased size for better visibility */
.featured-card__pagination {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  /* 8px */
  margin-top: var(--space-4);
}

.pagination-dot {
  height: 0.5rem;
  /* 8px (was 6px) */
  border-radius: var(--radius-full);
  transition: all var(--transition-slow);
  cursor: pointer;
}

.pagination-dot--active {
  width: 1.25rem;
  /* 20px (was 16px) */
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent-glow);
}

.pagination-dot--inactive {
  width: 0.5rem;
  /* 8px (was 6px) */
  background-color: var(--color-dot-inactive);
  /* Slightly brighter for visibility */
}

.pagination-dot--inactive:hover {
  background-color: var(--color-dot-inactive-hover);
}

/* =============================================================
   5. FILTER BAR
   ============================================================= */
.filter-bar {
  padding: 0 var(--space-4);
  margin-top: var(--space-4);
  display: flex;
  gap: var(--space-2);
  align-items: center;
  position: relative;
  z-index: 50;
  /* Ensure proper stacking context above the grid */
}

.filter-dropdown {
  position: relative;
  /* Ensure the menu positions correctly */
  flex: 1;
  background: var(--color-bg-elevated);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: 0.25rem var(--space-1);
  min-height: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--transition-fast);
  overflow: visible;
  /* Allow menu to render outside the container */
}

.filter-dropdown:hover {
  border-color: var(--color-accent);
}

.filter-dropdown__label {
  font-size: 0.5625rem;
  /* 9px */
  color: var(--color-text-secondary);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.filter-dropdown__value {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-dropdown__value-text {
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.filter-dropdown__chevron {
  width: 0.75rem;
  height: 0.75rem;
  transition: transform var(--transition-fast);
}

.filter-dropdown.active .filter-dropdown__chevron {
  transform: rotate(180deg);
}

.filter-dropdown__menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  width: max-content;
  min-width: 100%;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  /* Force highest z-index */
  display: flex;
  flex-direction: column;
  padding: var(--space-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.filter-dropdown__menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.filter-dropdown__item {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: left;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.filter-dropdown__item:hover {
  background-color: var(--color-bg-elevated);
  color: var(--color-text-primary);
}

.filter-dropdown__item--active {
  color: var(--color-accent);
  font-weight: 600;
  background-color: var(--color-accent-active-bg);
}

.filter-bar__grid-btn {
  background-color: var(--color-accent-muted);
  color: var(--color-accent-soft);
  padding: 0.25rem var(--space-2);
  min-height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-accent-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.filter-bar__grid-btn:hover {
  background-color: var(--color-accent-glow);
}

/* =============================================================
   6. WALLPAPER GRID
   ============================================================= */
.wallpaper-grid {
  padding: 0 var(--space-4);
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  /* 8px — consistent card spacing */
}

/* --- Wallpaper Card ---------------------------------------- */
.wallpaper-card {
  position: relative;
  aspect-ratio: 3 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-subtle);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  will-change: transform;
  content-visibility: auto;
  contain-intrinsic-size: 300px;
  /* Skeleton background visible before image loads */
  background: linear-gradient(135deg,
      var(--color-bg-secondary) 0%,
      var(--color-card-placeholder) 50%,
      var(--color-bg-secondary) 100%);
}

/* Hover: subtle lift */
.wallpaper-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-card-shadow);
}

/* Press/active: scale down for tactile feedback */
.wallpaper-card:active {
  transform: scale(0.98);
  box-shadow: none;
}

.wallpaper-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition-slow);
  opacity: 0;
}

/* Image loaded — fade in */
.wallpaper-card__image.loaded {
  opacity: 1;
}

.wallpaper-card:hover .wallpaper-card__image {
  transform: scale(1.02);
}

.wallpaper-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--color-overlay-heavy), transparent);
  pointer-events: none;
}

.wallpaper-card__favorite-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: var(--space-2);
  background: var(--color-card-btn-bg);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  color: var(--color-card-fav-default);
  transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
  z-index: var(--z-base);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wallpaper-card__favorite-btn:hover {
  color: var(--color-favorite);
  background: var(--color-favorite-bg);
  transform: scale(1.1);
}

@keyframes heart-burst {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.3);
  }

  100% {
    transform: scale(1);
  }
}

.wallpaper-card__favorite-btn--active {
  color: var(--color-favorite);
  background: var(--color-favorite-bg);
}

.wallpaper-card__favorite-btn--active svg {
  animation: heart-burst 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
  fill: var(--color-favorite);
}

.wallpaper-card__favorite-btn:active {
  transform: scale(0.96);
}

.wallpaper-card__resolution {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
  padding: 2px var(--space-2);
  background: var(--color-resolution-bg);
  backdrop-filter: blur(8px);
  border-radius: 0.375rem;
  border: 1px solid var(--color-border-subtle);
  z-index: var(--z-base);
}

.wallpaper-card__resolution-text {
  color: var(--color-resolution-text);
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.wallpaper-card__download-btn {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  padding: 0.375rem;
  color: var(--color-card-dl-default);
  transition: color var(--transition-fast), transform var(--transition-fast);
  z-index: var(--z-base);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wallpaper-card__download-btn:hover {
  color: var(--color-text-primary);
  transform: scale(1.1);
}

.wallpaper-card__download-btn:active {
  transform: scale(0.9);
}

/* --- Skeleton Loading State -------------------------------- */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }

  100% {
    background-position: 200% 0;
  }
}

.wallpaper-card.skeleton {
  background: linear-gradient(90deg,
      var(--color-bg-secondary) 25%,
      var(--color-border-subtle) 50%,
      var(--color-bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  pointer-events: none;
}

.wallpaper-card.skeleton * {
  display: none;
}

/* =============================================================
   8. BOTTOM NAVIGATION
   ============================================================= */
body:has(#preview-modal:not(.hidden)) .bottom-nav {
  display: none !important;
}

.bottom-nav {
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom, 0px) + var(--space-4));
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 24rem;
  z-index: var(--z-nav);
}

.bottom-nav__inner {
  background: var(--color-nav-bg);
  backdrop-filter: blur(20px);
  /* Slightly stronger blur */
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-2xl);
  padding: var(--space-2) var(--space-4);
  /* Wider horizontal padding */
  display: flex;
  align-items: center;
  justify-content: space-around;
  /* Even distribution */
  box-shadow: var(--shadow-2xl);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1875rem;
  /* 3px */
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
  padding: 0;
  min-width: 44px;
  min-height: 44px;
  /* Consistent tap target */
}

.nav-item:hover {
  color: var(--color-text-primary);
}

.nav-item__icon-wrapper {
  padding: 0.25rem;
  /* 4px */
  border-radius: var(--radius-md);
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.nav-item__icon-wrapper:active {
  transform: scale(0.92);
}

.nav-item__label {
  font-size: 0.625rem;
  font-weight: 500;
  transition: color var(--transition-base), font-weight var(--transition-base);
}

/* Active nav item — smooth animated transition */
.nav-item--active .nav-item__icon-wrapper {
  background-color: var(--color-accent);
  color: var(--color-text-primary);
  box-shadow: 0 4px 14px var(--color-accent-glow);
}

.nav-item--active .nav-item__label {
  color: var(--color-accent);
  font-weight: 700;
}

/* =============================================================
   8. ICON SIZES
   ============================================================= */
.icon--sm {
  width: 1.25rem;
  height: 1.25rem;
}

.icon--md {
  width: 1.5rem;
  height: 1.5rem;
}

.icon--lg {
  width: 2rem;
  height: 2rem;
}

/* Nav icons use .icon--md or .icon--sm, no overrides needed */

/* =============================================================
   9. LOADING STATES
   ============================================================= */
.skeleton {
  background: linear-gradient(90deg,
      var(--color-bg-secondary) 25%,
      var(--color-skeleton-shimmer) 50%,
      var(--color-bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  border-radius: var(--radius-xl);
  /* Match wallpaper card radius */
  border: 1px solid var(--color-border-subtle);
  /* Match card border */
}

@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

/* Skeleton specifically for wallpaper cards */
.wallpaper-card.skeleton {
  aspect-ratio: 3 / 5;
  background: linear-gradient(90deg,
      var(--color-bg-secondary) 25%,
      var(--color-skeleton-shimmer-card) 50%,
      var(--color-bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

/* =============================================================
   10. EMPTY STATES
   ============================================================= */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8) var(--space-4);
  height: 100%;
  min-height: 50vh;
}

.empty-state__icon {
  width: 4rem;
  height: 4rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.empty-state__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state__description {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  max-width: 300px;
}

/* =============================================================
   11. PREVIEW MODAL
   ============================================================= */
@keyframes modal-fade-in {
  from {
    opacity: 0;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
  }

  to {
    opacity: 1;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

@keyframes modal-content-up {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: transparent;
  pointer-events: auto;
}

/* Base state for animation */
.modal:not(.hidden) {
  animation: modal-fade-in var(--transition-base) forwards;
}

.modal.hidden {
  display: none !important;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background-color: var(--color-overlay-heavy);
  z-index: -1;
}

.modal__content {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border-subtle);
  transform-origin: center center;
}

.modal:not(.hidden) .modal__content {
  animation: modal-content-up 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}


.modal:not(.hidden) .modal__content {
  opacity: 1;
  transform: scale(1);
}

.modal__close-btn {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 2;
  padding: var(--space-2);
  background: var(--color-modal-close-bg);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  color: var(--color-text-on-accent);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
  /* Ensure close button appears above overlay */
  z-index: 2;
}

.modal__close-btn:hover {
  background: var(--color-modal-close-hover);
  transform: scale(1.1);
}

.modal__close-btn:active {
  transform: scale(0.9);
}

.modal__image-container {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  background-color: var(--color-bg-primary);
  overflow: hidden;
}

.modal__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--transition-slow);
  touch-action: none;
  /* Prevent default pinch/scroll */
  will-change: transform;
}

.modal__image.loaded {
  opacity: 1;
}

.modal__loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}

.modal__details {
  padding: var(--space-5) var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.modal__info {
  flex: 1;
  min-width: 0;
}

.modal__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: var(--space-1);
}

.modal__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.modal__badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 2px var(--space-2);
  background: var(--color-overlay-medium);
  border-radius: 0.375rem;
  border: 1px solid var(--color-border-subtle);
}

.modal__meta {
  display: flex;
  gap: var(--space-2);
}

.modal__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.modal__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.modal__btn:active {
  transform: scale(0.95);
}

.modal__btn--icon {
  background: var(--color-overlay-light);
  color: var(--color-modal-btn-icon);
}

.modal__btn--icon:hover {
  color: var(--color-favorite);
  background: var(--color-favorite-bg);
}

.modal__btn--icon.active {
  color: var(--color-favorite);
  background: var(--color-favorite-bg);
}

.modal__btn--primary {
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  padding: var(--space-3) var(--space-5);
  box-shadow: 0 4px 14px var(--color-accent-glow);
}

.modal__btn--primary:hover {
  background: var(--color-accent-hover);
}

/* Spin animation for loading indicator */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.animate-spin {
  animation: spin 1s linear infinite;
}

.modal__link {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.modal__link:hover {
  text-decoration: underline;
}

.modal__related {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-4) var(--space-5);
}

.modal__related.hidden {
  display: none !important;
}

.modal__related-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.modal__related-scroll {
  display: flex;
  gap: var(--space-3);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.modal__related-scroll::-webkit-scrollbar {
  height: 4px;
}

.modal__related-scroll::-webkit-scrollbar-thumb {
  background: var(--color-border-subtle);
  border-radius: var(--radius-full);
}

.modal__related-scroll .wallpaper-card {
  flex: 0 0 120px;
  height: 180px;
  scroll-snap-align: start;
  border-radius: var(--radius-md);
  margin-bottom: 0;
  transition: transform var(--transition-fast);
}

.modal__related-scroll .wallpaper-card:hover {
  transform: translateY(-2px);
}

.modal__related-scroll .wallpaper-card__overlay,
.modal__related-scroll .wallpaper-card__favorite-btn,
.modal__related-scroll .wallpaper-card__download-btn,
.modal__related-scroll .wallpaper-card__resolution {
  display: none;
  /* Hide complex interactive elements on small cards */
}

/* =============================================================
   11. TOAST / SNACKBAR
   ============================================================= */
.toast {
  position: fixed;
  bottom: 7rem;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  font-size: var(--font-size-base);
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  opacity: 0;
  transition: all var(--transition-slow);
}

.toast--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* =============================================================
   12. SETTINGS SCREEN
   ============================================================= */
.settings-container {
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.settings-header {
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.settings-back-btn {
  color: var(--color-text-primary);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: opacity 0.2s;
}

.settings-back-btn:hover {
  opacity: 0.7;
}

.settings-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text-primary);
}

.settings-main {
  flex-grow: 1;
  padding: 0 1rem 6rem;
  overflow-y: auto;
}

.settings-section {
  margin-bottom: 2rem;
}

.settings-section:first-child {
  margin-top: 1rem;
}

.settings-section__label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-settings-section-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  margin-left: 0.5rem;
}

.settings-card {
  background-color: var(--color-settings-card-bg);
  border-radius: 1rem;
  overflow: hidden;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  cursor: pointer;
  transition: background-color 0.2s;
}

.settings-row:hover {
  background-color: var(--color-settings-hover-bg);
}

.settings-row--bordered {
  border-bottom: 1px solid var(--color-settings-card-border);
}

.settings-row__left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.settings-row__icon {
  color: var(--color-settings-icon);
}

.settings-row__text {
  font-weight: 600;
  color: var(--color-text-dark);
}

.provider-badge {
  background: var(--color-surface);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.settings-row__right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.settings-row__value {
  color: var(--color-settings-value);
  font-size: 0.875rem;
}

.settings-row__chevron {
  color: var(--color-settings-chevron);
}

/* =============================================================
   13. DOWNLOAD QUALITY DIALOG
   ============================================================= */

/* Full-screen fixed container */
.dq-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal, 60);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.dq-modal--hidden {
  display: none !important;
}

/* When visible, allow interaction */
.dq-modal:not(.dq-modal--hidden) {
  pointer-events: auto;
}

/* Semi-transparent backdrop */
.dq-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: var(--color-modal-overlay, rgba(0, 0, 0, 0.5));
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.dq-modal--visible .dq-modal__backdrop {
  opacity: 1;
}

/* Dialog panel */
.dq-modal__panel {
  position: relative;
  z-index: 1;
  width: 90%;
  max-width: 340px;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-2xl, 1rem);
  border: 1px solid var(--color-border-subtle);
  box-shadow: 0 25px 50px -12px var(--color-modal-shadow, rgba(0, 0, 0, 0.25));
  overflow: hidden;
  opacity: 0;
  transform: scale(0.92) translateY(8px);
  transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.dq-modal--visible .dq-modal__panel {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Title */
.dq-modal__title {
  padding: 1.25rem 1.25rem 0.75rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-align: center;
  margin: 0;
}

/* Options container */
.dq-modal__options {
  display: flex;
  flex-direction: column;
}

/* Individual option row */
.dq-modal__option {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  width: 100%;
  padding: 0.875rem 1.25rem;
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  background: transparent;
  color: var(--color-text-primary);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: left;
  font-family: inherit;
  outline: none;
}

.dq-modal__option:hover {
  background-color: var(--color-settings-hover-bg, rgba(255, 255, 255, 0.04));
}

.dq-modal__option:focus-visible {
  background-color: var(--color-settings-hover-bg, rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 0 0 2px var(--color-accent);
}

/* Radio circle */
.dq-modal__radio {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: var(--radius-full, 50%);
  border: 2px solid var(--color-text-secondary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Radio inner dot when selected */
.dq-modal__radio::after {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--radius-full, 50%);
  background-color: transparent;
  transform: scale(0);
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Selected state */
.dq-modal__option--selected .dq-modal__radio {
  border-color: var(--color-accent);
}

.dq-modal__option--selected .dq-modal__radio::after {
  background-color: var(--color-accent);
  transform: scale(1);
}

.dq-modal__option--selected {
  color: var(--color-accent);
  font-weight: 600;
}

/* Label text */
.dq-modal__label {
  flex: 1;
}

.dq-modal__hint {
  color: var(--color-text-secondary);
  font-weight: 400;
  font-size: 0.8125rem;
}

/* Cancel button */
.dq-modal__cancel {
  display: block;
  width: 100%;
  padding: 0.875rem 1.25rem;
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background-color 0.15s cubic-bezier(0.4, 0, 0.2, 1), color 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  outline: none;
}

.dq-modal__cancel:hover {
  background-color: var(--color-settings-hover-bg, rgba(255, 255, 255, 0.04));
  color: var(--color-text-primary);
}

.dq-modal__cancel:focus-visible {
  background-color: var(--color-settings-hover-bg, rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 0 0 2px var(--color-accent);
}

/* =============================================================
   13. DOWNLOAD DETAILS SCREEN
   ============================================================= */
.download-details {
  min-height: 100vh;
  padding-bottom: 2.5rem;
}

.download-details__header {
  display: flex;
  align-items: center;
  padding: var(--space-4);
  position: sticky;
  top: 0;
  background-color: var(--color-bg-primary);
  z-index: var(--z-sticky);
}

.download-details__back-btn {
  margin-right: var(--space-4);
  color: var(--color-text-primary);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  display: inline-flex;
  transition: background-color var(--transition-fast);
}

.download-details__back-btn:hover {
  background-color: var(--color-hover-bg);
}

.download-details__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.download-details__main {
  padding: 0 var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.download-details__hero {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.download-details__image {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  display: block;
}

.download-details__title-section {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.download-details__title-info {
  flex: 1;
}

.download-details__title-info h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1.2;
}

.download-details__title-info p {
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.download-details__title-actions {
  display: flex;
  gap: var(--space-2);
}

.download-details__btn-card {
  background-color: var(--color-settings-card-bg);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 75px;
  aspect-ratio: 1;
  transition: background-color var(--transition-base);
}

.download-details__btn-card:hover {
  background-color: var(--color-settings-hover-bg);
}

.download-details__btn-card svg {
  margin-bottom: var(--space-1);
}

.download-details__btn-card span {
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.download-details__btn-card--active {
  color: var(--color-favorite);
}

.download-details__btn-card--active svg {
  fill: currentColor;
  stroke: currentColor;
}

.download-details__settings-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.download-details__setting-btn {
  background-color: var(--color-settings-card-bg);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.download-details__setting-btn:active {
  border-color: var(--color-accent);
}

.download-details__setting-btn p.font-bold {
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.download-details__setting-btn p.text-muted {
  font-size: 10px;
  color: var(--color-text-muted);
}

.download-details__note {
  font-size: 10px;
  color: var(--color-text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.download-details__note span {
  font-size: var(--font-size-xs);
}

.download-details__metadata {
  background-color: var(--color-settings-card-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.download-details__meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.download-details__meta-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-weight: 500;
}

.download-details__meta-value {
  font-weight: 700;
}

.download-details__description {
  background-color: var(--color-settings-card-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
}

.download-details__desc-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.download-details__desc-header h3 {
  font-weight: 700;
}

.download-details__description p {
  color: var(--color-text-muted);
  line-height: 1.6;
}

.download-details__footer {
  padding-top: var(--space-6);
  padding-bottom: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.download-details__remove-btn {
  background-color: var(--color-error);
  color: #ffffff;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-xl);
  width: fit-content;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color var(--transition-fast);
}

.download-details__remove-btn:hover {
  background-color: #dc2626;
}

.download-details__remove-note {
  color: var(--color-text-muted);
  text-align: center;
  font-size: var(--font-size-xs);
  margin-top: var(--space-4);
}

/* =============================================================
   14. DOWNLOAD CARD (Simplified Library View)
   ============================================================= */
.download-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-bg-secondary);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  aspect-ratio: 9 / 16;
}

.download-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.download-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.download-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-3);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
  color: #fff;
}

.download-card__date {
  font-size: var(--font-size-xs);
  font-weight: 500;
  opacity: 0.9;
}

/* =============================================================
   13. EMPTY STATES
   ============================================================= */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8) var(--space-4);
  height: 60vh;
  color: var(--color-text-secondary);
}

.empty-state__icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: var(--space-4);
  color: var(--color-accent-muted);
}

.empty-state__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state__description {
  font-size: var(--font-size-base);
  max-width: 300px;
  margin-bottom: var(--space-6);
  line-height: 1.5;
}

.empty-state__btn {
  background-color: var(--color-accent);
  color: var(--color-text-on-accent);
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--space-3) var(--space-6);
  font-weight: 700;
  font-size: var(--font-size-base);
  min-height: 44px;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.empty-state__btn:hover {
  background-color: var(--color-accent-hover);
}

.empty-state__btn:active {
  transform: scale(0.96);
}

/* =============================================================
   14. SEARCH SUGGESTIONS
   ============================================================= */
.search-suggestions {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: #3840b4;
  /* Slightly lighter than --color-bg-secondary */
  border: 1px solid var(--color-border-subtle);
  border-radius: 18px;
  box-shadow: var(--shadow-2xl);
  /* Larger shadow to look lighter/more elevated */
  z-index: 9999;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 300px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 150ms ease-out, transform 150ms ease-out, visibility 150ms ease-out;
}

.search-suggestions:not(.hidden) {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 180ms cubic-bezier(0.4, 0, 0.2, 1), transform 180ms cubic-bezier(0.4, 0, 0.2, 1), visibility 180ms cubic-bezier(0.4, 0, 0.2, 1);
}

.search-suggestions__header {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--color-border-subtle);
}

.search-suggestion-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  height: 48px;
  cursor: pointer;
  background: transparent;
  transition: background-color var(--transition-fast);
}

.search-suggestion-item:hover,
.search-suggestion-item:focus {
  background-color: var(--color-hover-bg);
  outline: none;
}

.search-suggestion-item:active {
  background-color: var(--color-accent-active-bg);
}

.search-suggestion-item__content {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-grow: 1;
}

.search-suggestion-item__icon {
  color: var(--color-text-muted);
}

.search-suggestion-item__text {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-primary);
}

.search-suggestions__list {
  overflow-y: auto;
  flex-grow: 1;
}

.search-suggestions__list::-webkit-scrollbar {
  width: 6px;
}

.search-suggestions__list::-webkit-scrollbar-thumb {
  background: var(--color-border-medium);
  border-radius: var(--radius-full);
}

.search-suggestion__remove-btn {
  background: transparent;
  border: none;
  padding: var(--space-2);
  margin-right: -var(--space-2);
  /* Pull towards right edge to align properly */
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.search-suggestion__remove-btn:hover {
  color: var(--color-error);
  background-color: rgba(248, 113, 113, 0.1);
}

.search-suggestions__footer {
  padding: var(--space-1);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: center;
  flex-shrink: 0;
}

.search-suggestions__clear-btn {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-4);
  width: 100%;
  cursor: pointer;
  border-radius: var(--radius-xl);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.search-suggestions__clear-btn:hover {
  color: var(--color-text-primary);
  background-color: var(--color-hover-bg);
}

/* =============================================================
   15. PULL TO REFRESH SPINNER
   ============================================================= */
.pull-to-refresh-spinner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  z-index: 1000;
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 150ms cubic-bezier(0.4, 0, 0.2, 1), transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.pull-to-refresh-spinner.visible {
  opacity: 1;
  transform: translateY(10px);
}

.pull-to-refresh-spinner.refreshing .ptr-spinner__icon {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* =============================================================
   16. DOWNLOAD DIALOG
   ============================================================= */
.download-dialog__content {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  width: 100%;
  max-width: 320px;
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-border-subtle);
}

.download-dialog__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.download-dialog__progress-track {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-3);
}

.download-dialog__progress-fill {
  height: 100%;
  background: var(--color-accent);
  width: 0%;
  border-radius: var(--radius-full);
  transition: width 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.download-dialog__status {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.download-dialog__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-4);
  color: var(--color-accent);
}

.download-dialog__icon.success {
  color: #10B981; /* Emerald 500 */
}

.download-dialog__icon.error {
  color: var(--color-error);
}

.download-dialog__btn {
  width: 100%;
  margin-top: var(--space-5);
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-3);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 150ms cubic-bezier(0.4, 0, 0.2, 1), transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.download-dialog__btn:active {
  transform: scale(0.96);
}

.download-dialog__btn:hover {
  background: var(--color-accent-hover);
}

/* =============================================================
   17. CONFIRM DELETE MODAL
   ============================================================= */
.confirm-modal__content {
  background: var(--color-bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  width: 100%;
  max-width: 340px;
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-border-subtle);
  text-align: center;
}

.confirm-modal__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.confirm-modal__message {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-6);
}

.confirm-modal__actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}

.confirm-modal__btn {
  flex: 1;
  padding: var(--space-3);
  border-radius: var(--radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 150ms cubic-bezier(0.4, 0, 0.2, 1), color 150ms cubic-bezier(0.4, 0, 0.2, 1), transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
}

.confirm-modal__btn:active {
  transform: scale(0.96);
}

.confirm-modal__btn--secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-medium);
}

.confirm-modal__btn--secondary:hover {
  background: var(--color-hover-bg);
}

.confirm-modal__btn--destructive {
  background: #ef4444; /* Red 500 */
  color: #ffffff;
}

.confirm-modal__btn--destructive:hover {
  background: #dc2626; /* Red 600 */
}

/* =============================================================
   18. PREMIUM ADAPTIVE SNACKBAR
   ============================================================= */
.toast {
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 5rem + var(--space-4)); /* Above bottom nav */
  left: 50%;
  transform: translate(-50%, 20px) scale(0.95);
  background: rgba(20, 24, 35, 0.90);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #ffffff;
  padding: var(--space-3) var(--space-4);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 300ms cubic-bezier(0.4, 0, 0.2, 1), transform 300ms cubic-bezier(0.4, 0, 0.2, 1), visibility 300ms cubic-bezier(0.4, 0, 0.2, 1);
  width: max-content;
  max-width: 90vw;
  line-height: 1.5;
  white-space: pre-wrap; /* allow multiple lines */
}

.toast--visible {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0) scale(1);
}