/**
 * style.css — Jitendra Movies Design System
 * ==========================================
 * Netflix-inspired dark OTT interface.
 * Uses CSS custom properties throughout — change tokens here to retheme.
 *
 * Sections:
 *   1. Google Fonts Import
 *   2. Design Tokens (CSS Variables)
 *   3. CSS Reset & Base
 *   4. Typography
 *   5. Scrollbar
 *   6. Navigation
 *   7. Search Bar
 *   8. Hero Section
 *   9. Content Rows & Carousels
 *   10. Movie Cards
 *   11. Category Section
 *   12. Skeleton Loaders
 *   13. Modals & Overlays
 *   14. Buttons
 *   15. Badge & Tag
 *   16. Footer
 *   17. Notification Toast
 *   18. Loading Screen
 *   19. Animations & Keyframes
 */

/* ─── 1. Google Fonts ──────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Bebas+Neue&display=swap');

/* ─── 2. Design Tokens ─────────────────────────────────────────────────────── */
:root {
  /* Colours */
  --color-bg:            #141414;
  --color-bg-elevated:   #1c1c1c;
  --color-bg-card:       #1a1a1a;
  --color-bg-glass:      rgba(20, 20, 20, 0.85);
  --color-surface:       #242424;
  --color-surface-hover: #2d2d2d;
  --color-border:        rgba(255, 255, 255, 0.08);

  --color-accent:        #E50914;
  --color-accent-hover:  #f40612;
  --color-accent-soft:   rgba(229, 9, 20, 0.15);
  --color-accent-glow:   rgba(229, 9, 20, 0.4);

  --color-text-primary:   #ffffff;
  --color-text-secondary: #a3a3a3;
  --color-text-muted:     #666666;
  --color-text-disabled:  #444444;

  --color-gold:   #f5c518;
  --color-green:  #46d369;
  --color-blue:   #4b9cf5;

  /* Gradients */
  --grad-hero-left: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.9) 0%,
    rgba(0, 0, 0, 0.6) 50%,
    transparent 100%
  );
  --grad-hero-bottom: linear-gradient(
    to top,
    rgba(20, 20, 20, 1) 0%,
    rgba(20, 20, 20, 0.5) 30%,
    transparent 60%
  );
  --grad-card-bottom: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.95) 0%,
    rgba(0, 0, 0, 0.7) 40%,
    transparent 100%
  );
  --grad-nav: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.8) 0%,
    transparent 100%
  );

  /* Typography */
  --font-ui:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-title: 'Bebas Neue', 'Impact', sans-serif;

  /* Spacing scale (8px base) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.5);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.6);
  --shadow-lg:    0 8px 32px rgba(0,0,0,0.7);
  --shadow-xl:    0 16px 64px rgba(0,0,0,0.8);
  --shadow-card:  0 4px 24px rgba(0,0,0,0.6);
  --shadow-glow:  0 0 20px var(--color-accent-glow);

  /* Transitions */
  --transition-fast:   150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --nav-height:    72px;
  --card-width:    220px;
  --card-ratio:    calc(220px / 16 * 9); /* 16:9 = 123.75px */
  --hero-height:   85vh;
  --content-max:   1600px;
  --content-pad:   clamp(24px, 4vw, 60px);
}

/* ─── 3. Reset & Base ──────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ui);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input {
  font-family: inherit;
  font-size: inherit;
}

/* ─── 4. Typography ────────────────────────────────────────────────────────── */
.text-display {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: 0.02em;
}

.text-heading-1 { font-size: 2rem;    font-weight: 800; line-height: 1.2; }
.text-heading-2 { font-size: 1.5rem;  font-weight: 700; line-height: 1.3; }
.text-heading-3 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; }
.text-body      { font-size: 1rem;    font-weight: 400; }
.text-sm        { font-size: 0.875rem; font-weight: 400; }
.text-xs        { font-size: 0.75rem;  font-weight: 400; }
.text-muted     { color: var(--color-text-secondary); }

/* ─── 5. Scrollbar ─────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ─── 6. Navigation ────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--content-pad);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), background var(--transition-slow), box-shadow var(--transition-slow);
}

.navbar.nav-hidden {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
}

.navbar.scrolled {
  background: rgba(20, 20, 20, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border), var(--shadow-md);
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-title);
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  white-space: nowrap;
  user-select: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-links a {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-primary);
  background: rgba(255,255,255,0.06);
}

/* ─── 7. Search Bar ────────────────────────────────────────────────────────── */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.06);
  border: 1px solid transparent;
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  width: 44px;
  overflow: hidden;
  transition: width var(--transition-normal), border-color var(--transition-normal),
              background var(--transition-normal);
  cursor: pointer;
}

.search-bar.open {
  width: 280px;
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  cursor: text;
}

.search-icon {
  flex-shrink: 0;
  color: var(--color-text-secondary);
  font-size: 1rem;
}

.search-input {
  background: none;
  border: none;
  outline: none;
  color: var(--color-text-primary);
  width: 100%;
  font-size: 0.9rem;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.search-bar.open .search-input {
  opacity: 1;
}

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

/* Search Results Dropdown */
.search-results {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 400px;
  max-height: 480px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: none;
  flex-direction: column;
  z-index: 1100;
}

.search-results.visible {
  display: flex;
}

.search-results-header {
  padding: var(--space-3) var(--space-4);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--color-border);
}

.search-results-list {
  overflow-y: auto;
  flex: 1;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.search-result-item:hover {
  background: var(--color-surface-hover);
}

.search-result-thumb {
  width: 64px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background: var(--color-surface);
  flex-shrink: 0;
}

.search-result-info {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result-meta {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.search-no-results {
  padding: var(--space-8) var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

#main-content {
  position: relative;
  min-height: 100vh;
  padding-top: var(--nav-height);
}

section,
.content-row,
[id$="-section"] {
  scroll-margin-top: calc(var(--nav-height) + 16px);
}

/* ─── 8. Hero Section ──────────────────────────────────────────────────────── */
.hero {
  position: relative;
  height: var(--hero-height);
  min-height: 460px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-bg-elevated);
  margin-top: calc(-1 * var(--nav-height));
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-backdrop.loaded {
  opacity: 1;
}

.hero-gradient-left {
  position: absolute;
  inset: 0;
  background: var(--grad-hero-left);
  z-index: 1;
}

.hero-gradient-bottom {
  position: absolute;
  inset: 0;
  background: var(--grad-hero-bottom);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 var(--content-pad) var(--space-16);
  max-width: 650px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-4);
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-4);
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.hero-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.hero-description {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-6);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hero-actions {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
}

/* Hero skeleton */
.hero-skeleton {
  height: var(--hero-height);
  min-height: 500px;
  background: linear-gradient(
    135deg,
    var(--color-bg-elevated) 0%,
    var(--color-surface) 50%,
    var(--color-bg-elevated) 100%
  );
  background-size: 400% 400%;
  animation: shimmer 2s ease infinite;
}

/* ─── 9. Content Rows & Carousels ──────────────────────────────────────────── */
.content-section {
  padding: var(--space-4) 0 var(--space-8);
}

.row-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0 var(--content-pad);
  margin-bottom: var(--space-4);
}

.row-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.row-title span {
  color: var(--color-accent);
  font-size: 0.7em;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-left: var(--space-2);
}

.row-see-all {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast);
  white-space: nowrap;
  flex-shrink: 0;
}

.row-see-all:hover {
  color: var(--color-text-primary);
}

/* Carousel container */
.carousel {
  position: relative;
}

.carousel-track {
  display: flex;
  gap: var(--space-3);
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  padding: var(--space-2) var(--content-pad) var(--space-4);
  cursor: grab;
  user-select: none;
  scrollbar-width: none;
}

.carousel-track::-webkit-scrollbar {
  display: none;
}

.carousel-track.grabbing {
  cursor: grabbing;
  scroll-behavior: auto;
}

/* Carousel arrow buttons */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  width: 48px;
  height: 100px;
  max-height: 80%;
  background: rgba(20, 20, 20, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), background var(--transition-fast), transform var(--transition-fast);
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.carousel-btn svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2.5;
  fill: none;
  pointer-events: none;
}

/* Show non-disabled buttons on carousel hover */
.carousel:hover .carousel-btn-next:not(.disabled),
.carousel:hover .carousel-btn-prev:not(.disabled) {
  opacity: 1;
  pointer-events: auto;
}

/* Active hover state on the arrow button */
.carousel-btn:hover:not(.disabled) {
  opacity: 1;
  pointer-events: auto;
  background: rgba(229, 9, 20, 0.9);
  border-color: rgba(229, 9, 20, 1);
  color: #ffffff;
  transform: translateY(-50%) scale(1.05);
}

.carousel-btn.disabled {
  opacity: 0 !important;
  pointer-events: none !important;
}

.carousel-btn-prev { left: 0; border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.carousel-btn-next { right: 0; border-radius: var(--radius-md) 0 0 var(--radius-md); }

/* ─── 10. Movie Cards ──────────────────────────────────────────────────────── */
.movie-card {
  flex: 0 0 var(--card-width);
  width: var(--card-width);
  scroll-snap-align: start;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-card);
  cursor: pointer;
  transition: transform var(--transition-spring), box-shadow var(--transition-normal),
              z-index 0s;
  position: relative;
  z-index: 1;
}

.movie-card:hover {
  transform: scale(1.06) translateY(-4px);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  z-index: 10;
}

/* Card Poster */
.card-poster {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-surface);
}

.card-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition-normal);
}

.card-poster img.loading {
  opacity: 0;
}

.movie-card:hover .card-poster img {
  transform: scale(1.05);
}

/* Play overlay on hover */
.card-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.4);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.movie-card:hover .card-play-overlay {
  opacity: 1;
}

.card-play-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(229, 9, 20, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-spring), background var(--transition-fast);
  box-shadow: 0 0 0 0 var(--color-accent-glow);
}

.movie-card:hover .card-play-btn {
  animation: pulse-ring 1.5s ease-out infinite;
}

.card-play-btn svg {
  width: 20px;
  height: 20px;
  fill: white;
  margin-left: 3px; /* Optical center for play triangle */
}

/* Progress bar (continue watching) */
.card-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255,255,255,0.2);
}

.card-progress-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 0 2px 2px 0;
  transition: width var(--transition-normal);
}

/* Card Info */
.card-info {
  padding: var(--space-3);
  background: var(--color-bg-card);
}

.card-title {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
}

.card-meta {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 8px !important;
  width: 100% !important;
  min-width: 0 !important;
  margin-top: 4px !important;
  overflow: hidden !important;
}

.card-category {
  display: inline-block !important;
  font-size: 0.65rem !important;
  font-weight: 700 !important;
  color: var(--color-accent) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  white-space: nowrap !important;
  word-break: keep-all !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  flex: 1 1 auto !important;
  min-width: 0 !important;
  max-width: calc(100% - 70px) !important;
}

.card-size {
  display: inline-block !important;
  font-size: 0.65rem !important;
  font-weight: 500 !important;
  color: var(--color-text-muted) !important;
  white-space: nowrap !important;
  word-break: keep-all !important;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  letter-spacing: 0.02em !important;
}

/* ─── 11. Category Section ─────────────────────────────────────────────────── */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-3);
  padding: var(--space-4) var(--content-pad) var(--space-6);
}

.category-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  cursor: pointer;
  border: 1px solid var(--color-border);
  transition: background var(--transition-fast), border-color var(--transition-fast),
              transform var(--transition-spring);
}

.category-card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.category-icon {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}

.category-name {
  font-size: 0.9rem;
  font-weight: 600;
}

.category-count {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ─── 12. Skeleton Loaders ─────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface) 25%,
    var(--color-surface-hover) 50%,
    var(--color-surface) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

.skeleton-card {
  flex: 0 0 var(--card-width);
  width: var(--card-width);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.skeleton-card-thumb {
  aspect-ratio: 16 / 9;
  width: 100%;
}

.skeleton-card-body {
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.skeleton-line {
  height: 12px;
  border-radius: var(--radius-sm);
}

.skeleton-line.w-75 { width: 75%; }
.skeleton-line.w-50 { width: 50%; }
.skeleton-line.w-40 { width: 40%; }

/* ─── 13. Modals ──────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  backdrop-filter: blur(4px);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95) translateY(16px);
  transition: transform var(--transition-spring);
  border: 1px solid var(--color-border);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

/* ─── 14. Buttons ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), background var(--transition-fast),
              box-shadow var(--transition-fast), opacity var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  border: none;
}

.btn:active {
  transform: scale(0.97);
}

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

.btn-primary:hover {
  background: rgba(255,255,255,0.85);
}

.btn-accent {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 16px rgba(229,9,20,0.35);
}

.btn-accent:hover {
  background: var(--color-accent-hover);
  box-shadow: 0 4px 24px rgba(229,9,20,0.5);
}

.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: var(--color-text-primary);
  backdrop-filter: blur(4px);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.18);
}

.logout-btn {
  gap: 6px;
  white-space: nowrap;
}

.logout-btn:hover {
  background: rgba(229,9,20,0.18);
  color: white;
}

.btn-icon {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  color: var(--color-text-primary);
  font-size: 1.1rem;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-icon:hover {
  background: rgba(255,255,255,0.14);
  transform: scale(1.05);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1.05rem;
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
}

/* ─── 15. Badges & Tags ────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-new      { background: var(--color-green);   color: #000; }
.badge-hd       { background: var(--color-blue);    color: #fff; }
.badge-popular  { background: var(--color-gold);    color: #000; }
.badge-category { background: var(--color-accent-soft); color: var(--color-accent); }

/* ─── 16. Footer ───────────────────────────────────────────────────────────── */
.footer {
  margin-top: var(--space-16);
  padding: var(--space-12) var(--content-pad) var(--space-8);
  border-top: 1px solid var(--color-border);
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.footer-brand .logo {
  font-size: 1.4rem;
  margin-bottom: var(--space-3);
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  max-width: 280px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ─── 17. Notification Toast ───────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  pointer-events: all;
  animation: toast-in 0.3s ease forwards;
  min-width: 280px;
  max-width: 380px;
}

.toast.removing {
  animation: toast-out 0.3s ease forwards;
}

.toast-icon { font-size: 1.1rem; flex-shrink: 0; }
.toast-msg  { flex: 1; }
.toast-error   { border-color: var(--color-accent); }
.toast-success { border-color: var(--color-green); }

/* ─── 18. Loading Screen ───────────────────────────────────────────────────── */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  transition: opacity 0.5s ease;
}

#loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-logo {
  font-family: var(--font-title);
  font-size: 3rem;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  animation: pulse-text 1.5s ease-in-out infinite;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-surface);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ─── 19. Animations & Keyframes ───────────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

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

@keyframes pulse-text {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0   var(--color-accent-glow); }
  70%  { box-shadow: 0 0 0 14px rgba(229,9,20,0); }
  100% { box-shadow: 0 0 0 0   rgba(229,9,20,0); }
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(20px); }
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fade-in 0.4s ease forwards;
}

.animate-fade-in-up {
  animation: fade-in-up 0.5s ease forwards;
}

/* ─── Utility Classes ──────────────────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

.hidden { display: none !important; }
.invisible { visibility: hidden; }

.truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }

/* Focus ring for keyboard navigation (accessibility) */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Error state */
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-16) var(--space-8);
  text-align: center;
}

.error-state-icon {
  font-size: 3.5rem;
  opacity: 0.3;
}

.error-state-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.error-state-desc {
  color: var(--color-text-secondary);
  max-width: 360px;
}

/* Empty state */
.empty-state {
  padding: var(--space-12) var(--content-pad);
  text-align: center;
  color: var(--color-text-muted);
}

/* Horizontal rule */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-6) 0;
}

/* Refresh button for cache busting */
.refresh-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.06);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  border: 1px solid var(--color-border);
}

.refresh-btn:hover {
  background: rgba(255,255,255,0.1);
  color: var(--color-text-primary);
}

.refresh-btn.spinning svg {
  animation: spin 0.6s linear infinite;
}