/* ============================================
   WATCHFLIX - Main Stylesheet
   Luxury Cinematic Theme
============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --black: #050505;
  --midnight: #071E3D;
  --white: #FFFFFF;
  --emerald: #0A4D3C;
  --gold: #D9B26B;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #050505 0%, #071E3D 55%, #0A4D3C 100%);
  --gradient-hero: linear-gradient(to top, #050505 0%, rgba(5,5,5,0.6) 50%, rgba(5,5,5,0.2) 100%);
  --gradient-card: linear-gradient(to top, rgba(5,5,5,0.9) 0%, transparent 60%);
  
  /* Glass Effects */
  --glass-bg: rgba(10, 21, 38, 0.55);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-blur: blur(18px);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px -8px rgba(10, 77, 60, 0.4);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.875rem;
  --radius-lg: 1.25rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--black);
  color: var(--white);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
============================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.font-display {
  font-family: 'Cinzel', serif;
}

.text-gold {
  color: var(--gold);
}

.text-emerald {
  color: var(--emerald);
}

.text-muted {
  color: rgba(255, 255, 255, 0.6);
}

.text-shadow {
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.8);
}

/* ============================================
   Scrollbar
============================================ */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: var(--emerald);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: #0d5f4a;
}

/* ============================================
   Utility Classes
============================================ */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.glass-dark {
  background: rgba(5, 5, 5, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.cinematic-gradient {
  background: var(--gradient-primary);
}

.shimmer {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.03) 25%,
    rgba(255, 255, 255, 0.08) 37%,
    rgba(255, 255, 255, 0.03) 63%
  );
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
}

@keyframes shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

/* ============================================
   Top Navigation
============================================ */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.3s ease;
}

.top-nav.scrolled {
  background: rgba(5, 5, 5, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.top-nav:not(.scrolled) {
  background: linear-gradient(to bottom, rgba(5,5,5,0.9) 0%, transparent 100%);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  height: 64px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  color: var(--white);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--emerald);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-glow);
  color: var(--white);
}

.logo-text {
  font-family: 'Cinzel', serif;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--emerald);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ============================================
   Buttons
============================================ */
.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.badge-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--emerald);
  border-radius: var(--radius-full);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border: none;
  background: var(--emerald);
  color: var(--white);
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border-radius: var(--radius-full);
}

.btn-primary:hover {
  transform: scale(1.05);
}

.btn-primary.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-primary.btn-lg {
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--white);
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border-radius: var(--radius-full);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
}

.btn-outline.btn-lg {
  padding: 0.75rem 1.75rem;
  font-size: 0.875rem;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--white);
  cursor: pointer;
  transition: all 0.2s ease;
  border-radius: var(--radius-full);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.05);
}

.btn-circle {
  width: 44px;
  height: 44px;
}

/* ============================================
   Hero Slider
============================================ */
.hero-slider {
  position: relative;
  height: 78vh;
  min-height: 520px;
  width: 100%;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-background {
  position: absolute;
  inset: 0;
}

.hero-background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--black) 0%, rgba(5,5,5,0.6) 50%, rgba(5,5,5,0.2) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md) 5rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.hero-tags span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.tag-featured {
  color: var(--white);
}

.tag-rating {
  color: var(--gold);
}

.tag-quality {
  color: var(--white);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  max-width: 700px;
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.8);
  margin-bottom: var(--spacing-md);
}

.hero-description {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  max-width: 550px;
  margin-bottom: var(--spacing-lg);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.hero-indicators {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: var(--spacing-sm);
}

.indicator {
  width: 8px;
  height: 8px;
  border: none;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.indicator.active {
  width: 32px;
  background: var(--emerald);
}

/* ============================================
   Content Rows
============================================ */
.content-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.content-row {
  padding: var(--spacing-lg) 0;
}

.row-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.row-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.row-controls {
  display: flex;
  gap: var(--spacing-sm);
}

.scroll-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
}

.scroll-btn:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.scroll-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.scroll-container {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
  scroll-behavior: smooth;
}

/* ============================================
   Movie Cards
============================================ */
.movie-card {
  flex-shrink: 0;
  width: 160px;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.movie-card:hover {
  transform: translateY(-4px);
}

@media (min-width: 640px) {
  .movie-card {
    width: 176px;
  }
}

.movie-card-poster {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
}

.movie-card-poster img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.movie-card:hover .movie-card-poster img {
  transform: scale(1.08);
}

.movie-card-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.movie-card-rating {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 600;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  color: var(--gold);
}

.movie-card-action {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.movie-card:hover .movie-card-action {
  transform: translateY(0);
}

.movie-card-action .btn-primary {
  width: 100%;
  padding: 0.5rem;
  font-size: 0.75rem;
}

.movie-card-info {
  margin-top: var(--spacing-sm);
  padding: 0 0.125rem;
}

.movie-card-title {
  font-size: 0.875rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.movie-card-meta {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 2px;
}

/* ============================================
   Movie Grid (Movies Page)
============================================ */
.movie-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  padding: var(--spacing-xl) 0;
}

@media (min-width: 640px) {
  .movie-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .movie-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .movie-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-lg);
  }
}

@media (min-width: 1280px) {
  .movie-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.movie-grid .movie-card {
  width: 100%;
}

.load-more-container {
  display: flex;
  justify-content: center;
  padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

/* ============================================
   Page Header
============================================ */
.page-header {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--glass-border);
}

.page-header-gradient {
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.4;
}

.page-header-content {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem var(--spacing-md);
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .page-title {
    font-size: 2.5rem;
  }
}

.page-subtitle {
  margin-top: var(--spacing-sm);
  max-width: 500px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
}

/* ============================================
   Bottom Navigation
============================================ */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(5, 5, 5, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
  padding: 0.5rem 0;
  display: none;
}

@media (max-width: 768px) {
  .bottom-nav {
    display: flex;
  }
}

.bottom-nav .nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.625rem;
  font-weight: 500;
  transition: color 0.2s ease;
  padding: 0.25rem 0;
}

.bottom-nav .nav-item:hover,
.bottom-nav .nav-item.active {
  color: var(--white);
}

.bottom-nav .nav-item.active svg {
  color: var(--gold);
}

.bottom-nav .nav-item svg {
  transition: color 0.2s ease;
}

/* ============================================
   Responsive Helpers
============================================ */
.desktop-only {
  display: none;
}

@media (min-width: 768px) {
  .desktop-only {
    display: flex;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none !important;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-description {
    font-size: 0.875rem;
  }
  
  .hero-content {
    padding-bottom: 6rem;
  }
  
  .hero-indicators {
    bottom: 5rem;
  }
}

/* Loading Skeletons */
.skeleton {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 0.3; }
}

.skeleton-card {
  width: 160px;
}

@media (min-width: 640px) {
  .skeleton-card {
    width: 176px;
  }
}

.skeleton-card .poster {
  aspect-ratio: 2/3;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
}

.skeleton-card .title {
  height: 16px;
  width: 75%;
  margin-top: var(--spacing-sm);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
}

.skeleton-card .meta {
  height: 12px;
  width: 50%;
  margin-top: 4px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   Scroll Container on Mobile
============================================ */
@media (max-width: 768px) {
  .scroll-container {
    padding: 0 var(--spacing-sm);
    gap: var(--spacing-sm);
  }
  
  .content-container {
    padding: 0;
  }
  
  .row-header {
    padding: 0 var(--spacing-md);
  }
}