:root {
  --bg-color: #141414;
  --card-bg: #181818;
  --primary-red: #e50914;
  --text-main: #ffffff;
  --text-muted: #aaaaaa;
  --border-color: #262626;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  padding-bottom: 60px;
}

/* Header & Search Bar */
header {
  background: linear-gradient(to bottom, rgba(0,0,0,0.95), rgba(20,20,20,1));
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 20px rgba(229, 9, 20, 0.15);
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  color: var(--primary-red);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  text-shadow: 0 0 10px rgba(229, 9, 20, 0.4);
}

.search-container {
  display: flex;
  align-items: center;
}

#search-input {
  background-color: #1f1f1f;
  color: var(--text-main);
  border: 1px solid #333333;
  padding: 10px 18px;
  border-radius: 20px;
  font-size: 0.95rem;
  outline: none;
  width: 240px;
  transition: all 0.3s ease;
}

#search-input:focus {
  border-color: var(--primary-red);
  box-shadow: 0 0 10px rgba(229, 9, 20, 0.4);
  width: 280px;
}

/* Adaptive Responsive Grid */
.container {
  max-width: 1400px;
  margin: 40px auto;
  padding: 0 30px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.movie-card {
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.movie-card.clickable {
  cursor: pointer;
}

.movie-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.8), 0 0 15px rgba(229, 9, 20, 0.2);
  border-color: #383838;
}

/* Portrait Aspect Ratio (2:3) */
.thumbnail-placeholder {
  position: relative;
  width: 100%;
  padding-bottom: 150%; /* 2:3 aspect ratio */
  background-color: #0d0d0d;
  overflow: hidden;
}

.movie-poster {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.movie-card:hover .movie-poster {
  transform: scale(1.06);
}

.movie-title {
  padding: 12px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  background: linear-gradient(to right, #1f1f1f, #181818);
  border-top: 1px solid #2a2a2a;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}

/* Video Player Frame (16:9 for Video) */
.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background-color: #000000;
  border-radius: 8px;
  overflow: hidden;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Player Wrapper */
.player-wrapper {
  max-width: 1000px;
  margin: 30px auto;
  padding: 0 20px;
}

.featured-title {
  font-size: 1.8rem;
  margin-bottom: 15px;
  color: #ffffff;
}

.suggestions-section {
  max-width: 1400px;
  margin: 50px auto 0;
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
}

.section-heading {
  padding: 0 30px;
  color: var(--text-muted);
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.back-btn {
  color: #ffffff;
  text-decoration: none;
  background-color: #1f1f1f;
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid #333333;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.back-btn:hover {
  background-color: var(--primary-red);
  border-color: var(--primary-red);
}

/* Pagination Controls */
.pagination-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 40px auto 20px;
  flex-wrap: wrap;
}

.page-btn {
  background-color: #1f1f1f;
  color: #ffffff;
  border: 1px solid #333333;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.page-btn:hover:not(:disabled) {
  background-color: var(--primary-red);
  border-color: var(--primary-red);
}

.page-btn.active {
  background-color: var(--primary-red);
  border-color: var(--primary-red);
  font-weight: bold;
}

.page-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.no-results {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  padding: 60px 0;
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
    gap: 15px;
    padding: 20px;
  }
  #search-input {
    width: 100%;
  }
  .container {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    padding: 0 15px;
    gap: 15px;
  }
}