:root {
  --bg-primary: hsl(220, 15%, 8%);
  --bg-secondary: hsl(220, 15%, 12%);
  --bg-accent: hsl(220, 15%, 16%);
  --text-main: hsl(0, 0%, 90%);
  --text-muted: hsl(0, 0%, 65%);
  --accent-color: hsl(210, 100%, 60%);
  --accent-hover: hsl(210, 100%, 70%);
  --border-color: hsl(220, 15%, 20%);
  --glass-bg: hsla(220, 15%, 12%, 0.7);
  --border-radius: 0px;
  --transition: all 0.2s ease-out;
}

/* Scrollbar Style */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) var(--bg-primary);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Header */
#header {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 1.25rem 1rem;
  flex-shrink: 0;
  z-index: 100;
}

.header-content {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

#header h1 {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #fff;
}

#header-controls {
  flex: 1;
  max-width: 400px;
}

#header-controls input {
  width: 100%;
  background-color: var(--bg-accent);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.8rem 1rem;
  border-radius: 0;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

#header-controls input:focus {
  outline: none;
  border-color: var(--accent-color);
  background-color: var(--bg-primary);
  box-shadow: 0 0 0 3px hsla(210, 100%, 60%, 0.15);
}

#container {
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
  flex: 1;
  overflow-y: auto;
  scrollbar-gutter: stable;
}

/* List View */
#list-view {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.list-serie {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
}

.list-serie:hover {
  border-color: var(--text-muted);
}

.list-serie.expanded {
  border-color: var(--accent-color);
  background-color: var(--bg-accent);
}

.list-header {
  padding: 1.25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  -webkit-user-select: none;
  user-select: none;
}

.title-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.serie-poster-mini {
  font-size: 1.2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-accent);
  border-radius: 0;
}

.list-title {
  font-weight: 500;
  font-size: 1.1rem;
}

.toggle-icon {
  color: var(--text-muted);
  font-size: 1.2rem;
  font-weight: 300;
  transition: var(--transition);
}

.expanded .toggle-icon {
  transform: rotate(180deg);
  color: var(--accent-color);
}

.list-content {
  padding: 0 1.25rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.season-block {
  margin-top: 1.5rem;
}

.season-title {
  color: var(--accent-color);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.episodes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}

.episode-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--bg-accent);
  border: 1px solid var(--border-color);
  border-radius: 0;
  text-decoration: none;
  color: var(--text-main);
  transition: var(--transition);
}

.episode-item:hover {
  border-color: var(--accent-color);
  background: var(--bg-primary);
  transform: translateY(-2px);
}

.ep-number {
  font-family: monospace;
  font-weight: 600;
  color: var(--accent-color);
  font-size: 0.9rem;
  min-width: 2.5rem;
}

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

.ep-name {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.95rem;
}

/* No results */
#no-results {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Footer */
#footer {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-shrink: 0;
  background-color: var(--bg-primary);
}

/* Responsive */
@media (max-width: 600px) {
  .header-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  #header-controls {
    max-width: none;
  }

  .episodes-grid {
    grid-template-columns: 1fr;
  }
}