:root {
  --bg: #141414;
  --bg-card: #1f1f1f;
  --text: #ffffff;
  --text-muted: #b3b3b3;
  --accent: #e50914;
  --accent-hover: #f40612;
  --border: #333333;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans KR', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

/* Header */
#header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(20, 20, 20, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 15px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--accent);
}

/* Search Box */
.search-box {
  position: relative;
  flex: 1;
  max-width: 400px;
}

#search-input {
  width: 100%;
  padding: 10px 16px;
  background: #2b2b2b;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

#search-input:focus {
  border-color: var(--accent);
}

#search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #1f1f1f;
  border: 1px solid var(--border);
  border-radius: 4px;
  margin-top: 5px;
  max-height: 400px;
  overflow-y: auto;
  display: none;
  z-index: 1000;
}

#search-results.active {
  display: block;
}

.search-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 15px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.search-item:hover {
  background: #2b2b2b;
}

.search-item img {
  width: 40px;
  height: 60px;
  object-fit: cover;
  border-radius: 2px;
}

.search-item-info .s-title {
  font-weight: 600;
  font-size: 14px;
}

.search-item-info .s-year {
  font-size: 12px;
  color: var(--text-muted);
}

/* Nav Links */
.nav-links {
  display: flex;
  gap: 20px;
}

.nav-links a {
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.2s;
  padding: 5px 0;
  position: relative;
}

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

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

/* Main Content */
#main {
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 30px;
}

/* Hero Section (Home) */
#hero {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  height: 450px;
  display: flex;
  align-items: flex-end;
  padding: 40px;
  margin-bottom: 50px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero-fade {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(20,20,20,0) 0%, rgba(20,20,20,0.8) 70%, #141414 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 700px;
}

.hero-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}

.hero-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.2;
}

.hero-overview {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.hero-btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 10px 24px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.2s;
}

.hero-btn:hover {
  background: var(--accent-hover);
}

/* Rows & Grid */
.row {
  margin-bottom: 40px;
}

.row-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
}

.row-num {
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
}

.row-head h2 {
  font-size: 20px;
  font-weight: 700;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

/* Poster Card */
.poster-card {
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.poster-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

.poster-img-wrap {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
  background: #2b2b2b;
}

.poster-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.poster-rating {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  color: #f5c518;
}

.poster-title {
  padding: 10px 12px 2px 12px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.poster-year {
  padding: 0 12px 12px 12px;
  font-size: 12px;
  color: var(--text-muted);
}

/* Back Button */
.back-btn {
  display: inline-block;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  transition: color 0.2s;
}

.back-btn:hover {
  color: var(--text);
}

/* Detail Hero */
.detail-hero {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  gap: 40px;
  padding: 40px;
  align-items: center;
  margin-bottom: 40px;
  background: var(--bg-card);
}

.detail-poster {
  position: relative;
  z-index: 3;
  width: 260px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(0,0,0,0.5);
}

.detail-poster img {
  width: 100%;
  aspect-ratio: 2/3;
  object-fit: cover;
  display: block;
}

.detail-info {
  position: relative;
  z-index: 3;
  flex: 1;
}

.detail-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}

.detail-title {
  font-size: 38px;
  font-weight: 700;
  margin-bottom: 5px;
  line-height: 1.2;
}

.detail-orig {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 15px;
}

.tagline {
  font-style: italic;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 15px;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
  font-size: 14px;
}

.m-item {
  background: rgba(255,255,255,0.08);
  padding: 4px 10px;
  border-radius: 4px;
}

.m-item.star {
  color: #f5c518;
  font-weight: 700;
}

/* Sections & Blocks */
.section-block {
  margin-bottom: 40px;
}

.section-block h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 15px;
  border-left: 4px solid var(--accent);
  padding-left: 10px;
}

.bio-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* Genres */
.genre-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.genre-tag {
  background: rgba(229, 9, 20, 0.15);
  color: var(--accent);
  border: 1px solid rgba(229, 9, 20, 0.3);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* Trailer */
.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

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

.empty-trailer, .empty-cast {
  color: var(--text-muted);
  font-style: italic;
  font-size: 14px;
}

/* Cast Grid */
.cast-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 15px;
}

.cast-card {
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  text-align: center;
  padding-bottom: 12px;
}

.cast-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  margin-bottom: 8px;
}

.cast-name {
  font-size: 13px;
  font-weight: 600;
  padding: 0 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cast-character {
  font-size: 11px;
  color: var(--text-muted);
  padding: 0 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Seasons & Episodes */
.season-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.season-item {
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.2s;
}

.season-item:hover {
  border-color: var(--accent);
}

.season-head {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 12px 20px;
}

.season-head img {
  width: 45px;
  height: 65px;
  object-fit: cover;
  border-radius: 4px;
}

.season-head .s-title {
  font-weight: 600;
  font-size: 16px;
}

.season-head .s-meta {
  font-size: 12px;
  color: var(--text-muted);
}

.season-head .chev {
  margin-left: auto;
  transition: transform 0.3s;
  color: var(--text-muted);
}

.season-item.open .chev {
  transform: rotate(90deg);
  color: var(--accent);
}

.episode-panel {
  display: none;
  padding: 15px 20px;
  background: #191919;
  border-top: 1px solid var(--border);
}

.season-item.open .episode-panel {
  display: block;
}

.episode-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.episode-card {
  display: flex;
  gap: 15px;
  background: var(--bg-card);
  border-radius: 6px;
  overflow: hidden;
  padding: 10px;
}

.episode-card img {
  width: 120px;
  height: 68px;
  object-fit: cover;
  border-radius: 4px;
}

.episode-info {
  flex: 1;
}

.episode-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.episode-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.episode-overview {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Ad Banners */
.ad-banner {
  width: 100%;
  min-height: 90px;
  background: rgba(255,255,255,0.03);
  border: 1px dashed var(--border);
  border-radius: 8px;
  margin: 30px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Footer */
#footer {
  border-top: 1px solid var(--border);
  background: #0d0d0d;
  padding: 25px 0;
  text-align: center;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 30px;
  font-size: 13px;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .detail-hero {
    flex-direction: column;
    padding: 20px;
  }
  .detail-poster {
    width: 180px;
    margin: 0 auto;
  }
  #hero {
    height: auto;
    padding: 25px;
  }
  .hero-title {
    font-size: 26px;
  }
  .header-inner {
    padding: 12px 15px;
  }
  #main {
    padding: 15px;
  }
}