@charset "UTF-8";
:root {
  --mono:"Cascadia Code","SFMono-Regular",Consolas,monospace;
  --sans:"Segoe UI",Arial,sans-serif;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:28px;
}
body {
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
}
button,input {
  font:inherit;
}
button,a,input,summary {
  -webkit-tap-highlight-color:transparent;
}
button,a,summary {
  touch-action:manipulation;
}
a {
  color:inherit;
  text-decoration:none;
}
button {
  cursor:pointer;
}
a:hover {
  color:var(--accent);
}
button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible {
  outline:2px solid var(--accent);
  outline-offset:5px;
}
button:disabled {
  opacity:.55;
  cursor:wait;
}
[hidden] {
  display:none!important;
}
::selection {
  background:var(--accent);
  color:var(--bg);
}
.shell {
  width:min(1120px,calc(100% - 80px));
  margin:auto;
}
.skip-link {
  position:absolute;
  top:-70px;
  left:16px;
  z-index:10;
  background:var(--accent);
  color:var(--bg);
  padding:12px;
}
.skip-link:focus {
  top:12px;
}
.site-header {
  height:112px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  border-bottom:1px solid var(--line);
}
.wordmark {
  display:inline-flex;
  align-items:center;
  font-size:25px;
  font-weight:700;
  letter-spacing:-1.2px;
}
.wordmark-dot {
  color:var(--accent);
}
.logo {
  height:27px;
  display:flex;
  align-items:center;
  gap:3px;
  margin-right:12px;
}
.logo i {
  display:block;
  width:4px;
  background:var(--accent);
  height:15px;
}
.logo i:nth-child(2) {
  height:27px;
}
.logo i:nth-child(3) {
  height:20px;
}
.logo i:nth-child(4) {
  height:11px;
}
nav {
  display:flex;
  align-items:center;
  gap:32px;
  font-size:14px;
}
nav a {
  color:var(--subtle);
}
.github-link {
  border:1px solid var(--line);
  padding:8px 15px;
  border-radius:5px;
}
.github-link span {
  margin-left:14px;
}
.hero {
  display:grid;
  grid-template-columns:1.25fr 1fr;
  gap:70px;
  align-items:center;
  padding:72px 0 78px;
}
.eyebrow {
  font-family:var(--mono);
  font-size:10px;
  font-weight:500;
  letter-spacing:1.7px;
  text-transform:uppercase;
  color:var(--muted);
  margin:0 0 24px;
}
.status-dot {
  display:inline-block;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  margin:0 9px 1px 0;
}
h1 {
  font-size:clamp(48px,5.7vw,76px);
  line-height:1.05;
  letter-spacing:-3.5px;
  font-weight:500;
  margin:0 0 24px;
}
h1 em {
  font-family:Georgia,"Times New Roman",serif;
  color:var(--accent);
  font-weight:400;
  letter-spacing:-2px;
}
.intro {
  font-size:16px;
  line-height:1.8;
  color:var(--muted);
  max-width:410px;
  margin:0 0 26px;
}
.hero-link {
  font-size:13px;
  color:var(--accent);
  display:inline-flex;
  gap:32px;
  align-items:center;
  border-bottom:1px solid var(--soft-border);
  padding-bottom:7px;
}
.hero-art {
  transform:translateY(10px);
}
.art-caption,.art-footer {
  display:flex;
  justify-content:space-between;
  font:9px var(--mono);
  letter-spacing:1.4px;
  color:var(--quiet);
}
.pattern-field {
  height:259px;
  position:relative;
  overflow:hidden;
  margin:18px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:repeating-linear-gradient(0deg,transparent,transparent 31px,var(--art-grid) 32px),repeating-linear-gradient(90deg,transparent,transparent 47px,var(--art-grid) 48px);
}
.pattern-numbers,.pattern-notes {
  position:absolute;
  font:11px/32px var(--mono);
  top:0;
  color:var(--art-dim);
  z-index:1;
}
.pattern-numbers {
  left:0;
}
.pattern-notes {
  left:43px;
  color:var(--art-ink);
  white-space:nowrap;
  letter-spacing:2px;
}
.pattern-notes:after {
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,transparent,var(--bg) 82%);
}
.orbit {
  position:absolute;
  z-index:2;
  border:1px solid var(--art-ink);
  border-radius:50%;
  width:232px;
  height:232px;
  top:13px;
  right:3px;
  transform:rotate(-28deg);
}
.orbit-two {
  width:197px;
  right:21px;
}
.orbit-three {
  width:156px;
  right:42px;
  border-color:var(--accent);
}
.orbit-four {
  width:104px;
  right:68px;
}
.orbit-five {
  width:40px;
  right:100px;
  background:var(--accent-soft);
}
.scan-line {
  position:absolute;
  top:127px;
  right:0;
  left:0;
  height:1px;
  background:linear-gradient(90deg,var(--accent-soft),var(--accent));
}
.art-footer {
  font-size:8px;
}
.section-heading {
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:24px;
}
.section-heading .eyebrow {
  margin:0 0 10px;
}
h2 {
  margin:0;
  font-size:30px;
  font-weight:500;
  letter-spacing:-.8px;
  line-height:1.25;
}
.edition,.small-label {
  font:10px var(--mono);
  letter-spacing:1px;
  color:var(--muted);
  padding-bottom:5px;
}
.comparison-note {
  max-width:725px;
  font-size:13px;
  color:var(--muted);
  margin:16px 0 28px;
  line-height:1.75;
}
.track {
  --track-accent:var(--sage);
  --cover-bg:var(--sage-cover);
  border:1px solid var(--line);
  background:var(--panel);
  border-radius:9px;
  margin-bottom:22px;
  overflow:hidden;
}
.track.lilac {
  --track-accent:var(--lilac);
  --cover-bg:var(--lilac-cover);
}
.track-top {
  display:flex;
  align-items:center;
  gap:20px;
  padding:28px 28px 26px;
}
.cover {
  flex:0 0 96px;
  height:96px;
  background:var(--cover-bg);
  overflow:hidden;
  position:relative;
  border:1px solid var(--cover-edge);
}
.cover-code,.cover-number {
  position:absolute;
  z-index:2;
  font:9px var(--mono);
  color:var(--track-accent);
  letter-spacing:1px;
}
.cover-code {
  top:7px;
  left:8px;
}
.cover-number {
  bottom:7px;
  right:7px;
}
.cover-shape {
  position:absolute;
  border:1px solid var(--track-accent);
  border-radius:50%;
  width:84%;
  height:84%;
  top:28%;
  left:34%;
  box-shadow:0 0 0 6px var(--cover-bg),0 0 0 7px var(--track-accent),0 0 0 13px var(--cover-bg),0 0 0 14px var(--track-accent),0 0 0 20px var(--cover-bg),0 0 0 21px var(--track-accent);
}
.lilac .cover-shape {
  border-radius:0;
  width:65%;
  height:65%;
  top:42%;
  left:33%;
  transform:rotate(-30deg);
}
.track-info {
  flex:1;
  min-width:0;
}
.track-meta {
  font:10px var(--mono);
  letter-spacing:1px;
  color:var(--muted);
  margin:0 0 6px;
}
.track-title {
  font-size:27px;
  font-weight:500;
  line-height:1.2;
  letter-spacing:-.6px;
  margin:0 0 6px;
}
.composer {
  font-size:12px;
  color:var(--muted);
  margin:0 0 5px;
}
.source-links {
  display:flex;
  flex-wrap:wrap;
  gap:4px 16px;
  font-size:12px;
  color:var(--muted);
  margin:0 0 13px;
}
.source-links a {
  text-decoration:underline;
  text-underline-offset:3px;
}
.tags {
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.tags span {
  border:1px solid var(--soft-border);
  color:var(--track-accent);
  font-size:10px;
  padding:2px 8px;
  border-radius:3px;
}
.tags .open-tag {
  border-color:var(--line);
  color:var(--muted);
}
.take-number {
  align-self:flex-start;
  text-align:right;
  font:9px/1.9 var(--mono);
  color:var(--quiet);
  letter-spacing:1px;
  padding-top:2px;
  white-space:nowrap;
}
.take-number strong {
  font-weight:400;
  color:var(--subtle);
}
.player {
  margin:0 28px 0;
  border:1px solid var(--line);
  border-radius:6px;
  background:var(--player);
  padding:15px 18px;
}
.player-heading {
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:8px;
}
.source-switch {
  display:grid;
  grid-template-columns:repeat(var(--sources,2),minmax(0,1fr));
  width:min(100%,620px);
  gap:3px;
  padding:3px;
  background:var(--control);
  border-radius:5px;
}
.source-switch button {
  border:0;
  background:transparent;
  color:var(--muted);
  border-radius:3px;
  padding:7px 11px;
  font-size:12px;
  display:grid;
  grid-template-columns:auto 1fr;
  align-items:center;
  gap:2px 8px;
  min-height:36px;
}
.source-label {
  text-align:left;
}
.source-switch button[aria-pressed="true"] {
  background:var(--track-accent);
  color:var(--selected-ink);
}
.source-switch button:hover:not([aria-pressed="true"]) {
  color:var(--text);
  background:var(--control-hover);
}
.source-letter {
  font:10px var(--mono);
  opacity:.7;
}
.source-switch small {
  font:10px var(--mono);
  opacity:.75;
  grid-column:2;
  text-align:left;
  margin-left:0;
}
.source-description {
  font-size:10px;
  color:var(--muted);
}
.custom-controls {
  display:flex;
  align-items:center;
  gap:18px;
  margin-top:13px;
}
.play-button {
  flex:0 0 42px;
  width:42px;
  height:42px;
  border:1px solid var(--soft-border);
  border-radius:50%;
  color:var(--track-accent);
  background:var(--control);
  display:grid;
  place-items:center;
  margin-bottom:17px;
}
.play-button:hover {
  background:var(--control-hover);
}
.play-button svg {
  width:22px;
  fill:currentColor;
}
.pause-icon,.is-playing .play-icon {
  display:none;
}
.is-playing .pause-icon {
  display:block;
}
.timeline {
  flex:1;
  position:relative;
  min-width:0;
}
.waveform {
  height:45px;
  display:flex;
  align-items:center;
  gap:2px;
  overflow:hidden;
  opacity:.8;
}
.waveform i {
  display:block;
  flex:1;
  min-width:1px;
  background:var(--wave);
  border-radius:1px;
  transition:background .1s;
}
.waveform i.heard {
  background:var(--track-accent);
}
.seek {
  position:absolute;
  inset:0 0 auto;
  width:100%;
  height:45px;
  cursor:pointer;
  margin:0;
  opacity:0;
}
.timeline:focus-within {
  outline:2px solid var(--track-accent);
  outline-offset:4px;
  border-radius:2px;
}
.times {
  display:flex;
  justify-content:space-between;
  font:9px var(--mono);
  color:var(--quiet);
  margin-top:6px;
}
.current-time {
  color:var(--subtle);
}
.restart {
  flex:0 0 28px;
  background:transparent;
  border:0;
  color:var(--muted);
  font-size:25px;
  line-height:42px;
  padding:0;
  margin-bottom:17px;
}
.restart:hover {
  color:var(--track-accent);
}
.player-error {
  color:var(--warning);
  font-size:12px;
  margin:12px 0 0;
}
audio {
  width:100%;
  margin-top:12px;
  height:44px;
}
.track-bottom {
  padding:16px 28px 19px;
}
details {
  border-top:1px solid var(--line);
  padding-top:11px;
}
summary {
  font-size:11px;
  color:var(--subtle);
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:26px;
}
summary::-webkit-details-marker {
  display:none;
}
summary span {
  font-size:18px;
  line-height:1;
}
details[open] summary span {
  transform:rotate(45deg);
}
.detail-content {
  font-size:12px;
  color:var(--muted);
  max-width:850px;
  padding:7px 0 2px;
}
.detail-content p {
  margin:7px 0;
}
.take-note {
  margin:10px 0 18px;
}
.take-note h4 {
  color:var(--text);
  font-size:12px;
  font-weight:500;
  margin:0 0 7px;
}
.detail-links {
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  margin:14px 0 0;
}
.detail-links a {
  color:var(--track-accent);
  border-bottom:1px solid var(--soft-border);
}
.media-note {
  font-size:11px;
  color:var(--quiet);
  margin:17px 0 0;
}
.process-section {
  padding:67px 0 57px;
}
.text-link {
  font-size:12px;
  color:var(--accent);
  border-bottom:1px solid var(--soft-border);
  white-space:nowrap;
}
.process-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:38px;
  margin-top:29px;
  border-top:1px solid var(--line);
  padding-top:26px;
}
.step {
  font:10px var(--mono);
  letter-spacing:1px;
  color:var(--quiet);
}
.process-grid h3 {
  font-size:18px;
  font-weight:500;
  margin:15px 0 10px;
}
.process-grid p {
  font-size:13px;
  line-height:1.85;
  color:var(--muted);
  margin:0;
}
.next-section {
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:60px;
  border-top:1px solid var(--line);
  padding:44px 0 57px;
}
.next-intro .eyebrow {
  margin-bottom:14px;
}
.next-intro h2 {
  font-size:35px;
  line-height:1.15;
}
.next-intro p:not(.eyebrow) {
  color:var(--muted);
  font-size:14px;
  line-height:1.85;
  max-width:350px;
  margin:20px 0;
}
.small-label {
  font-size:9px;
  color:var(--accent);
}
.next-list {
  list-style:none;
  margin:0;
  padding:0;
}
.next-list li {
  display:flex;
  gap:20px;
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.next-list li:first-child {
  padding-top:0;
}
.next-list li:last-child {
  border:0;
  padding-bottom:0;
}
.next-list li>span {
  font:10px var(--mono);
  color:var(--accent);
  padding-top:5px;
}
.next-list h3 {
  font-size:15px;
  font-weight:500;
  margin:0 0 6px;
}
.next-list p {
  font-size:12px;
  line-height:1.8;
  color:var(--muted);
  margin:0;
}
.sample-analysis-note {
  border-top:1px solid var(--line);
  padding:28px 0 32px;
}
.sample-analysis-note h2 {
  font-size:20px;
  font-weight:500;
  margin:0 0 12px;
}
.sample-analysis-note p {
  max-width:80ch;
  color:var(--muted);
  font-size:13px;
  line-height:1.85;
  margin:0 0 12px;
}
.sample-analysis-note p:last-child {
  margin-bottom:0;
}
footer {
  border-top:1px solid var(--line);
  padding:34px 0 40px;
  display:flex;
  justify-content:space-between;
  gap:40px;
}
footer p {
  font-size:11px;
  color:var(--quiet);
  margin:9px 0;
}
.footer-wordmark {
  font-size:21px;
  color:var(--subtle);
}
.footer-notes {
  max-width:410px;
  text-align:right;
}
.footer-notes p {
  margin:0 0 10px;
}
.footer-notes a {
  font-size:11px;
  color:var(--accent);
}
.loading,.fallback {
  padding:28px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:6px;
}
.fallback {
  margin-bottom:16px;
}
.loading {
  color:var(--muted);
}
@media(min-width:1400px) {
  .shell {
    width:1120px;
  }
  .hero {
    padding:82px 0 85px;
  }
}
@media(max-width:1000px) {
  .shell {
    width:calc(100% - 56px);
  }
  .hero {
    gap:32px;
  }
  .hero-art {
    max-width:370px;
  }
  .pattern-notes {
    font-size:10px;
  }
  .take-number {
    display:none;
  }
  .source-description {
    display:none;
  }
  .process-grid {
    gap:24px;
  }
  .next-section {
    gap:35px;
  }
}
@media(max-width:700px) {
  .shell {
    width:calc(100% - 36px);
  }
  .site-header {
    height:85px;
  }
  .wordmark {
    font-size:22px;
  }
  nav {
    gap:20px;
    font-size:12px;
  }
  nav a:nth-child(2) {
    display:none;
  }
  .github-link {
    padding:6px 10px;
  }
  .github-link span {
    margin-left:5px;
  }
  .hero {
    grid-template-columns:1fr;
    padding:42px 0 40px;
    gap:30px;
  }
  .hero h1 {
    font-size:61px;
    letter-spacing:-2px;
  }
  .hero .eyebrow {
    font-size:9px;
    letter-spacing:1px;
    margin-bottom:20px;
  }
  .intro {
    font-size:15px;
    max-width:100%;
    margin-bottom:22px;
  }
  .hero-art {
    display:none;
  }
  .section-heading {
    align-items:start;
    gap:12px;
  }
  h2 {
    font-size:26px;
  }
  .edition {
    font-size:8px;
    line-height:1.8;
    max-width:80px;
    text-align:right;
    padding-top:4px;
  }
  .section-heading .eyebrow {
    font-size:9px;
    letter-spacing:1px;
  }
  .comparison-note {
    font-size:12px;
    margin:14px 0 22px;
  }
  .track-top {
    padding:20px 18px;
    gap:14px;
    align-items:start;
  }
  .cover {
    flex-basis:56px;
    height:56px;
  }
  .cover-code {
    font-size:7px;
    top:6px;
    left:6px;
  }
  .cover-number {
    font-size:7px;
    bottom:6px;
    right:6px;
  }
  .track-meta {
    font-size:8px;
    letter-spacing:.5px;
    margin-bottom:6px;
  }
  .track-title {
    font-size:24px;
  }
  .composer {
    font-size:11px;
    margin:6px 0 11px;
  }
  .tags {
    gap:5px;
  }
  .tags span {
    font-size:9px;
    padding:2px 6px;
  }
  .player {
    margin:0 14px;
    padding:11px 12px;
  }
  .source-switch {
    width:100%;
    gap:4px;
  }
  .source-switch button {
    padding:7px 6px;
    font-size:10px;
    gap:2px 4px;
    align-content:center;
    min-height:58px;
  }
  .source-switch small {
    font-size:9px;
    margin-left:0;
  }
  .source-letter {
    font-size:9px;
  }
  .player-heading {
    display:block;
  }
  .custom-controls {
    gap:10px;
    margin-top:13px;
  }
  .play-button {
    flex-basis:36px;
    width:36px;
    height:36px;
  }
  .waveform {
    gap:1px;
  }
  .restart {
    flex-basis:24px;
    font-size:22px;
  }
  .track-bottom {
    padding:14px 18px 15px;
  }
  .media-note {
    font-size:10px;
    line-height:1.8;
  }
  .process-section {
    padding:45px 0 36px;
  }
  .process-section .section-heading {
    display:block;
  }
  .text-link {
    display:inline-block;
    margin-top:15px;
  }
  .process-grid {
    grid-template-columns:1fr;
    gap:25px;
    padding-top:23px;
    margin-top:22px;
  }
  .process-grid h3 {
    margin:8px 0 6px;
  }
  .process-grid p {
    font-size:13px;
  }
  .next-section {
    grid-template-columns:1fr;
    gap:29px;
    padding:34px 0 40px;
  }
  .next-intro h2 {
    font-size:31px;
  }
  .next-intro p:not(.eyebrow) {
    max-width:100%;
    font-size:13px;
    margin:15px 0;
  }
  .next-intro h2 br {
    display:none;
  }
  .next-list li {
    padding:15px 0;
  }
  .next-list h3 {
    font-size:14px;
  }
  .next-list p {
    font-size:12px;
  }
  footer {
    display:block;
    padding:28px 0;
  }
  .footer-notes {
    text-align:left;
    max-width:100%;
    margin-top:24px;
  }
  .footer-notes p {
    font-size:10px;
  }
  .detail-links {
    gap:10px 16px;
    font-size:11px;
  }
}
@media(max-width:700px) {
  .waveform i {
    display:none;
  }
  .waveform i:nth-child(3n+1) {
    display:block;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  * {
    transition:none!important;
  }
}
.hero {
  padding-top:52px;
  padding-bottom:55px;
}
.hero h1 {
  font-size:clamp(40px,4.5vw,62px);
  letter-spacing:-2px;
}
.theme-picker {
  position:relative;
  border:0;
  padding:0;
  margin:0;
  flex-shrink:0;
}
.theme-picker summary {
  display:flex;
  justify-content:center;
  gap:8px;
  min-height:40px;
  padding:8px 12px;
  border:1px solid var(--line);
  border-radius:5px;
  color:var(--subtle);
  font-size:12px;
  line-height:1.5;
}
.theme-picker summary:hover {
  background:var(--control);
}
.theme-picker summary svg {
  width:18px;
  height:18px;
  stroke:currentColor;
  fill:none;
  stroke-width:1.4;
}
.theme-picker summary svg path {
  fill:currentColor;
  stroke:none;
}
.theme-picker summary .theme-label {
  font-size:12px;
  line-height:1.5;
  transform:none;
}
.theme-options {
  position:absolute;
  right:0;
  top:calc(100% + 8px);
  z-index:5;
  min-width:140px;
  padding:5px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:6px;
}
.theme-options button {
  display:flex;
  align-items:center;
  justify-content:space-between;
  width:100%;
  border:0;
  border-radius:3px;
  padding:9px 12px;
  background:transparent;
  color:var(--text);
  text-align:left;
  font-size:13px;
}
.theme-options button:hover {
  background:var(--control);
}
.theme-options button[aria-pressed="true"] {
  color:var(--accent);
  background:var(--control);
}
.theme-options button[aria-pressed="true"]::after {
  content:"✓";
  margin-left:16px;
}
.site-header nav {
  gap:20px;
}
@media(max-width:700px) {
  .hero {
    padding-top:36px;
    padding-bottom:38px;
  }
  .hero h1 {
    font-size:44px;
  }
  .site-header nav {
    gap:12px;
  }
  .theme-picker summary {
    width:36px;
    min-height:36px;
    padding:8px;
  }
  .theme-label {
    display:none;
  }
}
@media(max-width:420px) {
  .site-header nav>a:first-child {
    display:none;
  }
}