:root {
  --sky: #a9c3cb;
  --sky-light: #c6d8dc;
  --sky-deep: #8fadb7;
  --ink: #34444b;
  --ink-soft: #5d727a;
  --paper: #f3f7f7;
  --warm: #efe6d6;
  --strip: clamp(40px, 7vw, 110px);
  --strip-inset: 0px;
  --gutter: calc(var(--strip) + var(--strip-inset) + clamp(16px, 4.5vw, 64px));
  --font: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  position: relative;
  min-height: 100vh;
  font-family: var(--font);
  font-stretch: 100%;
  color: var(--ink);
  background:
    radial-gradient(120% 60% at 50% 0%, #d4e3e6 0%, transparent 60%),
    linear-gradient(180deg, var(--sky-light) 0%, var(--sky) 35%, var(--sky) 100%);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; }

/* film grain like the printed sleeve */
.grain {
  position: fixed; inset: -50%;
  pointer-events: none; z-index: 50;
  opacity: .16; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .2 0 0 0 0 .27 0 0 0 0 .3 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* photo strips running down both edges */
.strip {
  position: absolute; top: 0; bottom: 0;
  width: var(--strip);
  background-repeat: repeat-y;
  background-size: 100% auto;
  z-index: 5;
  pointer-events: none;
  /* tone the photos into the misty blue of the cover */
  filter: grayscale(1) contrast(.88) brightness(1.12);
  mix-blend-mode: multiply;
  opacity: .5;
}
.strip--left  { left: var(--strip-inset);  background-image: url("/assets/strip-1.jpg"); }
.strip--right { right: var(--strip-inset); background-image: url("/assets/strip-2.jpg"); background-position: 0 -38vh; }

main { position: relative; z-index: 10; padding: 0 var(--gutter); }


/* ---------- hero / sleeve ---------- */
.hero {
  display: flex; flex-direction: column; align-items: center;
  padding: 4vh 0 0;
  gap: 20px;
}
.record-wrap {
  position: relative;
  width: min(540px, 100%);
  margin-right: min(18%, 110px);
}
.sleeve {
  position: relative; z-index: 2;
  aspect-ratio: 1; perspective: 1800px;
  cursor: pointer; outline: none;
}
.sleeve__inner {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform 1s cubic-bezier(.6,.05,.25,1);
}
.sleeve.is-flipped .sleeve__inner { transform: rotateY(180deg); }
.sleeve__face {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; backface-visibility: hidden;
  box-shadow: 0 1px 1px rgba(0,0,0,.08), 0 24px 60px -18px rgba(38,56,64,.55);
}
.sleeve__face--back { transform: rotateY(180deg); }
.sleeve:focus-visible .sleeve__inner { outline: 2px solid var(--paper); outline-offset: 6px; }

.vinyl {
  position: absolute; z-index: 1;
  top: 2.5%; left: 2.5%; width: 95%; aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, transparent 0 17%, rgba(255,255,255,.05) 17.4%, transparent 18%),
    repeating-radial-gradient(circle, #151718 0 1.5px, #222527 1.5px 3px),
    #18191a;
  box-shadow: 0 18px 40px -16px rgba(0,0,0,.5);
  transform: translateX(0) rotate(0deg);
  animation: slideOut 1.6s .4s cubic-bezier(.3,.7,.2,1) forwards;
}
.vinyl::after { /* light sheen */
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 30deg, transparent 0 8%, rgba(255,255,255,.12) 12%, transparent 18% 50%, rgba(255,255,255,.09) 62%, transparent 68%);
}
.vinyl__label {
  position: absolute; inset: 33%; border-radius: 50%;
  background: #fff;
  display: grid; place-items: center;
  animation: spin 9s linear infinite paused;
}
.vinyl__label::after {
  content: ""; position: absolute; width: 7%; aspect-ratio: 1; border-radius: 50%;
  background: var(--sky-light); box-shadow: inset 0 1px 2px rgba(0,0,0,.5);
}
.vinyl__label span {
  font-weight: 800; font-stretch: 75%;
  font-size: clamp(9px, 2vw, 14px); line-height: .95;
  text-align: center; color: var(--paper); letter-spacing: -.01em;
  transform: translateY(-110%);
}
.vinyl.spinning .vinyl__label,
.vinyl.spinning { }
body.is-playing .vinyl__label { animation-play-state: running; }
@keyframes slideOut { to { transform: translateX(34%); } }
@keyframes spin { to { transform: rotate(360deg); } }

.flip-hint {
  background: none; border: 0; cursor: pointer;
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--paper); opacity: .85; padding: 8px 12px;
  display: inline-flex; gap: 10px; align-items: center;
}
.flip-hint:hover { opacity: 1; }
.flip-hint .arrow {
  width: 0; height: 0;
  border-top: .4em solid transparent; border-bottom: .4em solid transparent;
  border-left: .6em solid currentColor;
  transition: transform .6s ease;
}
.sleeve.is-flipped ~ .flip-hint .arrow, .flip-hint.is-back .arrow { transform: scaleX(-1); }

/* ---------- text: a personal letter ---------- */
.letter {
  max-width: 32rem; margin: 0 auto; padding: 6vh 0 0;
  font-family: var(--font); font-weight: 400;
  font-size: clamp(17px, 2vw, 20px); line-height: 1.6;
  color: var(--ink);
}
.letter h1 {
  margin: 0 0 1em;
  font: inherit; font-weight: 500;
}
.letter p { margin: 0 0 1em; }
.letter .love { margin: 1.6em 0 0; text-align: left; font-weight: 500; }
.letter .mwah { margin: .5em 0 0; font-size: .85em; font-style: italic; color: var(--ink-soft); }

.playlist-link {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--paper); opacity: .85; text-decoration: none;
  font-size: 13px; letter-spacing: .14em; text-transform: uppercase;
  padding: 4px 0;
  transition: opacity .25s ease;
}
.playlist-link svg { width: 16px; height: 16px; flex: none; }
.playlist-link span { border-bottom: 1px solid rgba(243,247,247,.5); padding-bottom: 2px; }
.playlist-link:hover { opacity: 1; }
.side__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin: 0 0 18px; }
.playlist-link { white-space: nowrap; }
.side .side__head h2 { margin: 0; }

/* ---------- tracklist ---------- */
.tracks { max-width: 760px; margin: 0 auto; padding: 10vh 0 12vh; }
.side { margin-bottom: 9vh; }
.side h2 {
  margin: 0 0 18px;
  font-weight: 400; font-size: clamp(22px, 3vw, 30px);
  color: var(--paper); letter-spacing: .01em;
}
.side ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(255,255,255,.45); }
.track { border-bottom: 1px solid rgba(255,255,255,.45); }
.track__head {
  width: 100%; display: grid; grid-template-columns: 3.2em 1fr auto 28px; align-items: baseline;
  gap: 12px; padding: 18px 4px; text-align: left;
  background: none; border: 0; cursor: pointer;
  transition: background .2s ease, padding .3s ease;
}
.track__head:hover { background: rgba(255,255,255,.14); padding-left: 10px; }
.track__no { font-size: 12px; letter-spacing: .12em; color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.track__title { font-size: clamp(17px, 2.2vw, 21px); color: var(--paper); font-weight: 500; }
.track__artist { font-size: clamp(14px, 1.8vw, 16px); color: var(--ink-soft); text-align: right; }
.track__icon {
  width: 28px; height: 28px; border-radius: 50%; align-self: center;
  border: 1px solid rgba(52,68,75,.35); position: relative;
}
.track__icon::before {
  content: ""; position: absolute; left: 50%; top: 50%;
  border-left: 8px solid var(--ink); border-top: 5px solid transparent; border-bottom: 5px solid transparent;
  transform: translate(-35%, -50%);
}
.track.is-open .track__icon { background: var(--ink); }
.track.is-open .track__icon::before { border-left-color: var(--paper); }
.track__body {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows .45s cubic-bezier(.4,0,.2,1);
}
.track__body > * { overflow: hidden; min-height: 0; }
.track:not(.is-open) .track__body { visibility: hidden; transition: grid-template-rows .45s cubic-bezier(.4,0,.2,1), visibility 0s .45s; }
.track.is-open .track__body { grid-template-rows: 1fr; }
.track__embed { padding: 0 0 18px; }
.track__embed iframe { display: block; width: 100%; height: 80px; border: 0; border-radius: 12px; background: rgba(255,255,255,.2); }
.track__note { margin: 8px 2px 0; font-size: 13px; color: var(--ink-soft); }

/* voice memo */
.memo {
  display: flex; align-items: center; gap: 16px;
  margin: 0 0 18px; padding: 14px 18px 14px 14px;
  background: rgba(243,247,247,.6); border-radius: 14px;
  backdrop-filter: blur(4px);
}
.memo__play {
  flex: none; width: 48px; height: 48px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--ink); color: var(--paper); display: grid; place-items: center;
}
.memo__play svg { width: 22px; height: 22px; }
.memo__play .i-pause { display: none; }
.memo.is-playing .i-play { display: none; }
.memo.is-playing .i-pause { display: block; }
.memo__track { position: relative; flex: 1; height: 40px; }
.memo__wave { position: absolute; inset: 0; display: flex; align-items: center; gap: 2px; }
.memo__wave i { flex: 1; background: rgba(52,68,75,.28); border-radius: 2px; transition: background .2s; }
.memo__wave i.on { background: var(--ink); }
.memo__seek { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; margin: 0; }
.memo__time { flex: none; font-size: 13px; color: var(--ink-soft); font-variant-numeric: tabular-nums; min-width: 3.2em; text-align: right; }

.signature {
  width: min(520px, 90%); margin: 4vh 0 0 auto;
  mix-blend-mode: multiply; opacity: .85;
}



@media (max-width: 640px) {
  .playlist-link { font-size: 11px; letter-spacing: .1em; gap: 7px; }
  .playlist-link svg { width: 14px; height: 14px; }
  .record-wrap { margin-right: 22%; }
  @keyframes slideOut { to { transform: translateX(26%); } }
  .track__head { grid-template-columns: 2.4em 1fr 28px; row-gap: 2px; }
  .track__artist { grid-column: 2; grid-row: 2; text-align: left; }
  .track__icon { grid-column: 3; grid-row: 1 / span 2; }
  .memo { gap: 10px; padding: 10px 12px 10px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .vinyl { animation: none; transform: translateX(30%); }
  .vinyl__label { animation: none; }
  html { scroll-behavior: auto; }
}