/* ============================================================
   listen.css — audio-only listening room
   Same tokens as the book. Navy night, not cream paper.
   ============================================================ */

:root {
  --navy:      #1a2d4d;
  --navy-deep: #0f1a2e;
  --gold:      #d4af37;
  --gold-soft: #e8d491;
  --paper:     #f5f1e8;
  --muted:     rgba(245, 241, 232, 0.58);
  --font-display: 'Cormorant Garamond', 'Iowan Old Style', Georgia, serif;
  --font-body:    'Source Serif 4', Georgia, 'Times New Roman', serif;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
}

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

html, body {
  min-height: 100%;
}

body.listen-page {
  min-height: 100dvh;
  color: var(--paper);
  font-family: var(--font-body);
  background:
    radial-gradient(720px 380px at 50% -4%, rgba(212, 175, 55, 0.16), transparent 62%),
    radial-gradient(540px 280px at 110% 88%, rgba(35, 57, 95, 0.55), transparent 70%),
    linear-gradient(168deg, #0c1422 0%, #1a2d4d 48%, #0f1a2e 100%);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
}

.listen-head,
.listen-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: calc(14px + env(safe-area-inset-top)) 22px 14px;
}

.listen-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--paper);
  text-decoration: none;
  min-width: 0;
}

.listen-brand img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 42%;
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.45);
  flex-shrink: 0;
}

.listen-brand span {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.16em;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.listen-read {
  flex-shrink: 0;
  color: var(--gold);
  text-decoration: none;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.18em;
  font-size: 13px;
}

.listen-read:hover { color: var(--gold-soft); }

.listen-toc {
  flex: 1;
  width: min(520px, calc(100% - 40px));
  margin: 0 auto;
  padding: 8px 0 48px;
}

.listen-toc h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 42px;
  margin: 12px 0 8px;
}

.listen-toc .listen-why {
  margin-bottom: 28px;
}

.listen-toc ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.listen-toc a {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--paper);
  text-decoration: none;
  padding: 12px 0;
  border-bottom: 1px solid rgba(245, 241, 232, 0.12);
  font-size: 17px;
}

.listen-toc a:hover { color: var(--gold-soft); }

.listen-toc .listen-kicker {
  color: var(--gold);
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.14em;
  font-size: 13px;
  flex-shrink: 0;
}

.listen-stage {
  flex: 1;
  width: min(440px, calc(100% - 40px));
  margin: 0 auto;
  padding: 8px 0 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.listen-test {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.28em;
  font-size: 11px;
  color: var(--gold);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 999px;
  padding: 5px 12px;
  margin-bottom: 28px;
}

.listen-numeral {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.32em;
  font-size: 13px;
  color: var(--gold);
  margin-bottom: 8px;
}

.listen-stage h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 8vw, 46px);
  line-height: 1.05;
  letter-spacing: 0.01em;
  max-width: 14ch;
}

.listen-part {
  margin-top: 12px;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.2em;
  font-size: 13px;
  color: var(--muted);
}

.listen-why {
  margin-top: 16px;
  max-width: 34ch;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 17px;
  line-height: 1.4;
  color: rgba(245, 241, 232, 0.78);
}

.listen-length {
  margin-top: 10px;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--gold);
}

.listen-play {
  position: relative;
  width: 88px;
  height: 88px;
  margin: 28px 0 22px;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  color: var(--navy-deep);
  background: radial-gradient(circle at 35% 30%, #f6e7ab, var(--gold) 46%, #9a7b1c);
  box-shadow:
    0 0 0 1px rgba(246, 231, 171, 0.4),
    0 16px 36px rgba(212, 175, 55, 0.22);
  font-size: 26px;
  flex-shrink: 0;
}

.listen-play-icon {
  display: block;
  transform: translateX(2px);
}

body.is-playing .listen-play-icon {
  transform: none;
}

.listen-play-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(212, 175, 55, 0.35);
  opacity: 0;
}

body.is-playing .listen-play-ring,
body.is-intro .listen-play-ring {
  opacity: 1;
  animation: listen-pulse 2.6s var(--ease) infinite;
}

body.is-intro .listen-line {
  color: rgba(245, 241, 232, 0.55);
  font-style: italic;
}

@keyframes listen-pulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(212, 175, 55, 0.16); }
  50% { box-shadow: 0 0 0 12px rgba(212, 175, 55, 0.04); }
}

.listen-progress,
.listen-wave {
  width: 100%;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2px;
  padding: 10px 10px;
  border-radius: 16px;
  border: 1px solid rgba(212, 175, 55, 0.18);
  background:
    linear-gradient(180deg, rgba(35, 57, 95, 0.35), rgba(10, 16, 28, 0.45));
  cursor: pointer;
  touch-action: none;
}

.listen-progress-fill { display: none; }

.listen-wave-bar {
  flex: 1 1 auto;
  min-width: 2px;
  max-width: 4px;
  height: 20%;
  border-radius: 99px;
  background: rgba(245, 241, 232, 0.16);
  transform-origin: center;
}

.listen-wave-bar.is-played {
  background: linear-gradient(180deg, #f6e7ab, var(--gold) 60%, #9a7b1c);
}

.listen-wave-bar.is-head {
  background: #f6e7ab;
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.55);
}

body.is-playing .listen-wave-bar.is-head {
  animation: wave-head 1.15s var(--ease) infinite;
}

@keyframes wave-head {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.18); }
}

.listen-time {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.listen-transport {
  display: flex;
  gap: 10px;
  margin: 22px 0 18px;
}

.listen-skip {
  min-width: 72px;
  min-height: 44px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(245, 241, 232, 0.16);
  background: transparent;
  color: rgba(245, 241, 232, 0.82);
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.listen-skip:hover {
  color: var(--gold);
  border-color: rgba(212, 175, 55, 0.45);
}

.listen-speeds {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
  padding: 4px;
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: 999px;
  background: rgba(10, 16, 28, 0.35);
}

.listen-speeds-label {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--gold);
  padding: 0 8px 0 12px;
}

.listen-speed {
  min-width: 44px;
  min-height: 36px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(245, 241, 232, 0.68);
  font-family: var(--font-display);
  font-size: 13px;
  cursor: pointer;
}

.listen-speed.is-active {
  background: rgba(212, 175, 55, 0.2);
  color: var(--gold);
}

.listen-now {
  margin-top: 22px;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.22em;
  font-size: 11px;
  color: var(--gold);
}

.listen-line {
  margin-top: 8px;
  max-width: 36ch;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
  line-height: 1.4;
  color: rgba(246, 231, 171, 0.88);
  min-height: 2.8em;
}

.listen-credits {
  position: relative;
  width: 100%;
  height: 14.5em;
  overflow: hidden;
  margin-top: 4px;
  text-align: left;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    #000 14%,
    #000 68%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    #000 14%,
    #000 68%,
    transparent 100%
  );
  transition: opacity 500ms var(--ease);
}

.listen-credits.is-dim { opacity: 0.28; }

.listen-credits-list {
  will-change: transform;
  transition: transform 880ms var(--ease);
}

.listen-credit {
  margin: 0 0 1.05em;
  font-family: var(--font-display);
  font-size: 16.5px;
  line-height: 1.45;
  color: rgba(245, 241, 232, 0.26);
  cursor: pointer;
}

.listen-credit.is-past {
  color: rgba(245, 241, 232, 0.22);
}

.listen-credit.is-active {
  color: rgba(246, 231, 171, 0.96);
  font-style: italic;
}

.listen-credit.is-head {
  font-style: normal;
  font-variant: small-caps;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: rgba(212, 175, 55, 0.38);
}

.listen-credit.is-head.is-active { color: var(--gold); }

@media (prefers-reduced-motion: reduce) {
  .listen-credits-list { transition: none; }
}

.listen-marks {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-top: 18px;
}

.listen-mark {
  min-height: 36px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(245, 241, 232, 0.16);
  background: transparent;
  color: rgba(245, 241, 232, 0.78);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.02em;
  cursor: pointer;
}

.listen-mark:hover,
.listen-mark.is-active {
  color: var(--gold);
  border-color: rgba(212, 175, 55, 0.5);
}

.listen-sleeps {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
  margin-top: 14px;
  padding: 4px;
  border: 1px solid rgba(245, 241, 232, 0.1);
  border-radius: 999px;
  background: rgba(10, 16, 28, 0.25);
}

.listen-sleeps-label,
.listen-sleep-left {
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.16em;
  font-size: 11px;
  color: var(--muted);
  padding: 0 8px 0 12px;
}

.listen-sleep-left {
  color: var(--gold);
  padding-right: 12px;
}

.listen-sleep {
  min-width: 44px;
  min-height: 34px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(245, 241, 232, 0.68);
  font-family: var(--font-display);
  font-size: 13px;
  cursor: pointer;
}

.listen-sleep.is-active {
  background: rgba(212, 175, 55, 0.2);
  color: var(--gold);
}

.listen-end {
  margin-top: 22px;
  max-width: 32ch;
}

.listen-end h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  margin-bottom: 8px;
}

.listen-end p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 16px;
  line-height: 1.4;
  color: rgba(245, 241, 232, 0.78);
}

.listen-end a {
  display: inline-block;
  margin-top: 14px;
  color: var(--gold);
  text-decoration: none;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.16em;
  font-size: 13px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.4);
}

.listen-end a:hover { color: var(--gold-soft); }

.listen-hint {
  margin-top: auto;
  padding-top: 20px;
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: rgba(245, 241, 232, 0.38);
}

.listen-foot {
  justify-content: center;
  padding: 8px 22px calc(18px + env(safe-area-inset-bottom));
  color: var(--gold);
  font-family: var(--font-display);
  font-variant: small-caps;
  letter-spacing: 0.22em;
  font-size: 12px;
}

.listen-foot img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 42%;
}

@media (prefers-reduced-motion: reduce) {
  body.is-playing .listen-play-ring,
  body.is-intro .listen-play-ring,
  body.is-playing .listen-wave-bar.is-head { animation: none; }
  .listen-credits-list { transition: none; }
}