/* Correspondence layer — letters over the dash */

.letters-intro {
  width: min(720px, 100%);
  margin: 0 auto 2rem;
  padding: 1.25rem 1.35rem;
  border-radius: 3px;
  background: rgba(18, 10, 6, 0.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.letters-intro-title {
  font-size: clamp(2rem, 5vw, 3rem);
}

.letters-intro-lede {
  max-width: 34rem;
  margin: 0.85rem 0 0;
  color: rgba(243, 235, 224, 0.88);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4);
}

.letters {
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 0.5rem 0 2rem;
}

.letter,
.envelope {
  position: relative;
  margin: 0 auto 2rem;
  background: var(--paper);
  color: var(--ink);
  box-shadow:
    0 1px 0 var(--paper-edge),
    0 22px 48px rgba(0, 0, 0, 0.4);
}

.letter {
  padding: clamp(1.5rem, 4vw, 2.75rem);
  padding-bottom: calc(clamp(1.5rem, 4vw, 2.75rem) + 0.5rem);
  border-radius: 2px;
  transform: rotate(-0.35deg);
}

.letter.reveal:nth-child(even) {
  transform: rotate(0.45deg) translateY(18px);
}

.letter.reveal.is-in:nth-child(even) {
  transform: rotate(0.45deg) translateY(0);
}

.letter.reveal:nth-child(odd).is-in {
  transform: rotate(-0.35deg) translateY(0);
}

.letter::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(166, 124, 93, 0.12), transparent 28%),
    linear-gradient(180deg, transparent 0%, rgba(212, 184, 150, 0.08) 100%);
  pointer-events: none;
}

.letter-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--clay);
}

.letter h2 {
  margin: 0 0 0.75rem;
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.05;
  letter-spacing: 0.03em;
}

.letter p {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  line-height: 1.65;
}

.letter .sig {
  margin-top: 1.5rem;
  font-family: "Segoe Script", "Bradley Hand", cursive;
  font-size: 1.2rem;
  color: var(--clay);
}

.lyric-card {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.35), transparent 40%),
    var(--paper);
}

.lyric-card blockquote {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.lyric-card footer {
  margin-top: 1.25rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
}

.track-veil-note {
  margin: 1.25rem 0 0.35rem !important;
  font-family: var(--mono);
  font-size: 0.68rem !important;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
}

.track-list {
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
  counter-reset: track;
}

.track-list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 2.2rem;
  border-bottom: 1px dashed rgba(166, 124, 93, 0.35);
  font-size: 1rem;
}

.track-list li::before {
  counter-increment: track;
  content: counter(track, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.5rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--clay);
}

.track-title {
  display: inline-block;
  transition: filter 0.35s var(--ease);
}

/* Placeholder titles stay in data — flip tracksFinal: true in releases.json to reveal */
.track-list.is-veiled .track-title {
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
  opacity: 0.72;
}

.track-list.is-veiled li {
  cursor: default;
}

.envelope {
  padding: 0;
  overflow: hidden;
  border-radius: 3px;
  transform: rotate(0.4deg);
}

.envelope-face {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  align-items: center;
  width: 100%;
  padding: 1.25rem 1.35rem;
  padding-right: 3.25rem;
  text-align: left;
  transition: background 0.25s var(--ease);
}

.envelope-face:hover,
.envelope-face:focus-visible {
  background: rgba(212, 184, 150, 0.18);
}

.cassette {
  position: relative;
  width: 110px;
  height: 72px;
  flex-shrink: 0;
  border-radius: 5px;
  background: linear-gradient(180deg, #4a3428 0%, #2a1c16 55%, #1c1210 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 240, 210, 0.12),
    inset 0 -2px 4px rgba(0, 0, 0, 0.35),
    0 2px 6px rgba(0, 0, 0, 0.2);
}

.cassette-label {
  position: absolute;
  left: 10px;
  right: 10px;
  top: 8px;
  height: 16px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--sleeve, #c4a574) 0%,
    var(--accent, #e8d5b5) 55%,
    var(--sleeve, #c4a574) 100%
  );
  box-shadow: inset 0 0 0 1px rgba(42, 34, 28, 0.15);
}

.cassette-window {
  position: absolute;
  left: 14px;
  right: 14px;
  top: 28px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  border-radius: 3px;
  background: linear-gradient(180deg, #1a120e 0%, #0e0a08 100%);
  box-shadow:
    inset 0 1px 3px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(243, 235, 224, 0.08);
}

.cassette-reel {
  position: relative;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, #2a1c16 0 3px, transparent 3.5px),
    repeating-conic-gradient(
      from 0deg,
      #d8c4a4 0deg 18deg,
      #a88860 18deg 36deg
    );
  box-shadow:
    0 0 0 1px rgba(42, 34, 28, 0.35),
    inset 0 0 0 1px rgba(255, 240, 210, 0.15);
}

.cassette-teeth {
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 5px;
  height: 6px;
  border-radius: 1px 1px 2px 2px;
  background:
    repeating-linear-gradient(
      90deg,
      #1a120e 0 3px,
      #3a2a20 3px 6px
    );
  box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.4);
}

.envelope-copy .kind {
  margin: 0 0 0.35rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clay);
}

.envelope-copy h3 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.45rem;
  letter-spacing: 0.03em;
}

.envelope-copy p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.envelope-body {
  padding: 0 1.35rem 1.35rem;
  border-top: 1px dashed rgba(166, 124, 93, 0.35);
}

.envelope-body[hidden] {
  display: none !important;
}

.embed-slot {
  margin-top: 1rem;
  min-height: 0;
  border-radius: 4px;
  padding: 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.embed-slot.has-frame {
  padding: 0;
}

.embed-slot iframe {
  width: 100%;
  min-height: 152px;
  border: 0;
  border-radius: 8px;
}

.listen-prompt {
  margin: 1rem 0 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.platform-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.fence-row {
  display: grid;
  gap: 1rem;
  margin: 1.5rem auto 0;
  width: min(720px, 100%);
}

.fence-post {
  padding: 1.15rem 1.25rem;
  border-left: 3px solid rgba(212, 184, 150, 0.55);
  background: rgba(24, 16, 10, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--cream);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

.fence-post .mile {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--wheat);
}

.fence-post h3 {
  margin: 0.35rem 0 0.25rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 400;
  letter-spacing: 0.03em;
}

.fence-post p {
  margin: 0;
  color: rgba(243, 235, 224, 0.8);
  font-size: 0.95rem;
}

.closing {
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 3.5rem 0 2rem;
  text-align: center;
}

.closing .display {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.closing p {
  margin: 1rem auto 0;
  max-width: 28rem;
  color: rgba(243, 235, 224, 0.88);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.45);
}

.back-to-seat {
  display: inline-block;
  margin-top: 1.75rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: rgba(243, 235, 224, 0.7);
  border-bottom: 1px solid rgba(212, 184, 150, 0.35);
  padding-bottom: 0.15rem;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.back-to-seat:hover,
.back-to-seat:focus-visible {
  color: var(--cream);
  border-color: var(--wheat);
}

.back-to-seat:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

@media (max-width: 560px) {
  .envelope-face {
    grid-template-columns: 1fr;
  }

  .letter-meta {
    flex-direction: column;
    gap: 0.35rem;
  }
}