:root {
  color-scheme: dark;
  --bg: #0e1015;
  --text: #e8eaed;
  --text-muted: #9aa0a8;
  --text-light: #636a75;
  --accent: #d4785a;
  --border: rgba(232, 234, 237, 0.1);
  --hover-bg: rgba(232, 234, 237, 0.08);
  --play-hover: #252830;
  --dock-h: 6.25rem;
  --font-serif: "Newsreader", "Hiragino Mincho ProN", serif;
  --font-sans: "Noto Sans JP", system-ui, sans-serif;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f2f3f6;
  --text: #16181d;
  --text-muted: #5c6370;
  --text-light: #8b919c;
  --accent: #c6613f;
  --border: rgba(22, 24, 29, 0.1);
  --hover-bg: rgba(22, 24, 29, 0.05);
  --play-hover: #d8dbe0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(var(--dock-h) + 1rem);
}

a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.8rem;
}

a:hover {
  color: var(--text);
}

.container {
  width: min(480px, calc(100% - 2rem));
  margin-inline: auto;
}

.section-label {
  margin: 0 0 0.75rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-light);
}

/* ── Nav ── */

.nav {
  padding: 1rem 0;
}

.nav-inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-weather {
  margin: 0;
  font-size: 0.72rem;
  color: var(--text-light);
  text-align: right;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  color: var(--text-light);
  background: transparent;
  cursor: pointer;
}

.theme-toggle:hover {
  color: var(--text);
  background: var(--hover-bg);
}

.theme-toggle .icon {
  width: 1.05rem;
  height: 1.05rem;
}

.theme-toggle .icon-sun {
  display: block;
}

.theme-toggle .icon-moon {
  display: none;
}

[data-theme="light"] .theme-toggle .icon-sun {
  display: none;
}

[data-theme="light"] .theme-toggle .icon-moon {
  display: block;
}

.logo {
  font-family: var(--font-serif);
  font-size: clamp(0.82rem, 3.2vw, 1.05rem);
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  line-height: 1.3;
}

/* ── Hero ── */

.hero {
  padding: 0.5rem 0 2rem;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.15rem;
  align-items: center;
}

.hero-info {
  min-width: 0;
  text-align: left;
}

.cover {
  display: block;
  width: min(7.5rem, 26vw);
  height: min(7.5rem, 26vw);
  object-fit: cover;
  border-radius: 12px;
}

.show-name {
  margin: 0 0 0.35rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.episode-title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 4vw, 1.4rem);
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.episode-meta {
  margin: 0.4rem 0 0;
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ── Lyrics ── */

.lyrics {
  width: 100%;
  min-height: calc(2 * 1.65 * clamp(1.1rem, 4vw, 1.35rem));
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.lyrics-current {
  margin: 0;
  width: 100%;
  max-width: 28rem;
  font-size: clamp(1.1rem, 4vw, 1.35rem);
  font-weight: 500;
  line-height: 1.65;
  min-height: 2lh;
  color: var(--text-muted);
  text-align: center;
  white-space: pre-line;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.lyrics-current.is-enter {
  animation: lyric-in 0.38s ease;
}

@keyframes lyric-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Sticky player dock ── */

.player-dock {
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 100;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom, 0);
}

.player-dock-inner {
  padding: 0.65rem 0 0.85rem;
}

.player-progress {
  margin-bottom: 0.55rem;
}

.progress-row {
  display: grid;
  grid-template-columns: 2.25rem 1fr 2.25rem;
  align-items: center;
  gap: 0.5rem;
}

.progress-time {
  font-size: 0.68rem;
  color: var(--text-light);
  font-variant-numeric: tabular-nums;
}

.progress-time:first-child {
  text-align: left;
}

.progress-time:last-child {
  text-align: right;
}

.progress-track {
  height: 4px;
  background: var(--border);
  cursor: pointer;
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--text);
  border-radius: inherit;
}

.player-toolbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.player-transport {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.player-actions {
  grid-column: 3;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.1rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
}

.icon-btn-subtle {
  width: 2.15rem;
  height: 2.15rem;
  color: var(--text-light);
}

.icon-btn:hover {
  color: var(--text);
  background: var(--hover-bg);
}

.icon-btn-play {
  position: relative;
  width: 3rem;
  height: 3rem;
  color: var(--bg);
  background: var(--text);
}

.icon-btn-play:hover {
  color: var(--bg);
  background: var(--play-hover);
}

.icon-btn-play.is-playing {
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
}

.icon-btn-play .icon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.25rem;
  height: 1.25rem;
  transform: translate(-50%, -50%);
}

.icon-btn-play .icon-pause {
  display: none;
}

.icon-btn-play.is-playing .icon-play {
  display: none;
}

.icon-btn-play.is-playing .icon-pause {
  display: block;
}

.icon {
  width: 1.15rem;
  height: 1.15rem;
}

.share-hint {
  margin: 0.3rem 0 0;
  font-size: 0.68rem;
  color: var(--accent);
  text-align: center;
}

audio {
  display: none;
}

/* ── Archive ── */

.archive {
  padding: 0 0 1.5rem;
}

.episode-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.episode-item {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  gap: 0.85rem;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.episode-item:first-child {
  border-top: 1px solid var(--border);
}

.episode-thumb {
  width: 3rem;
  height: 3rem;
  object-fit: cover;
  border-radius: 6px;
}

.episode-info h3 {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.35;
}

.episode-info p {
  margin: 0.1rem 0 0;
  font-size: 0.75rem;
  color: var(--text-light);
}

.episode-duration {
  font-size: 0.75rem;
  color: var(--text-light);
  font-variant-numeric: tabular-nums;
}

.episode-item.is-active .episode-info h3 {
  color: var(--accent);
}

.episode-empty {
  padding: 1.5rem 0;
  font-size: 0.875rem;
  color: var(--text-light);
  text-align: center;
}

/* ── Mail ── */

/* ── Subscribe ── */

.subscribe {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.subscribe-lead {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
}

.subscribe-btn {
  appearance: none;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-size: 0.85rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  cursor: pointer;
}

.subscribe-btn:hover:not(:disabled) {
  background: var(--hover-bg);
}

.subscribe-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

.subscribe-link {
  font-size: 0.85rem;
}

.subscribe-note {
  margin: 0.75rem 0 0;
  color: var(--text-light);
  font-size: 0.8rem;
}

/* ── Mail ── */

.mail {
  padding: 0 0 2rem;
  border-top: 1px solid var(--border);
}

.mail-lead {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.mail-rules {
  margin: 0 0 1.25rem;
  padding-left: 1.1rem;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-light);
}

.mail-rules li + li {
  margin-top: 0.35rem;
}

.mail-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mail-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mail-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-light);
}

.mail-input,
.mail-textarea {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 0.9rem;
  color: var(--text);
  background: transparent;
  resize: vertical;
}

.mail-input:focus,
.mail-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.mail-counter {
  font-size: 0.72rem;
  color: var(--text-light);
  text-align: right;
}

.mail-submit {
  align-self: flex-start;
  padding: 0.65rem 1.25rem;
  border: none;
  border-radius: 999px;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--bg);
  background: var(--text);
  cursor: pointer;
}

.mail-submit:hover {
  background: var(--play-hover);
}

.mail-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.mail-note {
  margin: 0.85rem 0 0;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--text-light);
}

.mail-note.is-success {
  color: var(--accent);
}

/* ── Footer ── */

.footer {
  padding: 0 0 1.5rem;
}

@media (min-width: 640px) {
  .hero-grid {
    gap: 1.5rem;
  }

  .cover {
    width: 9.5rem;
    height: 9.5rem;
    border-radius: 14px;
  }

  .episode-title {
    font-size: 1.5rem;
  }
}