:root {
  color-scheme: dark;
  --void: #07080a;
  --stone: #151a1f;
  --ink: #f5f7fa;
  --muted: #9ca7b5;
  --line: rgba(205, 222, 238, 0.18);
  --screen: #bdefff;
  --glass: rgba(8, 11, 15, 0.78);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100svh;
  font-family:
    "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 0%, rgba(189, 239, 255, 0.13), transparent 32rem),
    linear-gradient(180deg, #0d1014 0%, var(--void) 100%);
}

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

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  margin-bottom: 18px;
}

.back-link,
.episode-card {
  border: 1px solid var(--line);
  border-radius: 8px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.series-title p,
.series-title h1 {
  margin: 0;
  letter-spacing: 0;
}

.series-title p {
  color: var(--screen);
  font-size: 12px;
  font-weight: 900;
}

.series-title h1 {
  margin-top: 4px;
  font-size: clamp(32px, 6vw, 64px);
  line-height: 1.02;
}

.episode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.episode-card {
  overflow: hidden;
  background: var(--glass);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.34);
  transition:
    border-color 160ms ease,
    transform 160ms ease,
    box-shadow 160ms ease;
}

.episode-card:hover,
.episode-card:focus-visible {
  border-color: rgba(189, 239, 255, 0.72);
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.48);
  transform: translateY(-2px);
  outline: none;
}

.episode-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.episode-copy {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.episode-copy p,
.episode-copy h2 {
  margin: 0;
}

.episode-copy p:first-child {
  color: var(--screen);
  font-size: 12px;
  font-weight: 900;
}

.episode-copy h2 {
  font-size: 24px;
  line-height: 1.15;
}

.episode-copy p:last-child {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
  word-break: keep-all;
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 24px, 520px);
    padding-top: 16px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

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