:root {
  --paper: #faf9f5;
  --ink: #111111;
  --cobalt: #0c4bd8;
  --lime: #d8fa25;
  --pine: #003f35;
  --orange: #ff610d;
  --sky: #b8d7f5;
  --muted: #676767;
  --rule: #c8c8c3;
  --max-width: 1360px;
  --focus: 3px solid var(--orange);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.45;
}

body.menu-open {
  overflow: hidden;
}

img,
svg,
iframe {
  display: block;
  max-width: 100%;
}

a {
  color: var(--cobalt);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.16em;
}

a:hover {
  text-decoration-thickness: 4px;
}

button,
select,
input {
  font: inherit;
}

:focus-visible {
  outline: var(--focus);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  background: var(--lime);
  color: var(--ink);
  font-weight: 800;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: relative;
  z-index: 30;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
}

.site-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--ink);
  text-decoration: none;
}

.brand__logo {
  display: block;
  width: 52px;
  height: 52px;
  border-radius: 4px;
  object-fit: cover;
}

.brand__mark {
  max-width: 112px;
  font-size: 1.05rem;
  font-weight: 900;
  line-height: 0.86;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.brand__tagline {
  border-left: 1px solid var(--ink);
  padding-left: 18px;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav {
  justify-self: end;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 12px 11px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 4px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-color: var(--cobalt);
  color: var(--cobalt);
}

.menu-button {
  display: none;
  justify-self: end;
  align-items: center;
  gap: 10px;
  border: 2px solid var(--ink);
  background: var(--lime);
  padding: 10px 14px;
  color: var(--ink);
  font-weight: 900;
}

.menu-button__icon,
.menu-button__icon::before,
.menu-button__icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  content: "";
}

.menu-button__icon {
  position: relative;
}

.menu-button__icon::before {
  position: absolute;
  top: -7px;
}

.menu-button__icon::after {
  position: absolute;
  top: 7px;
}

.page-shell {
  max-width: var(--max-width);
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  align-items: center;
  margin: 0;
  padding: 14px 28px 8px;
  list-style: none;
  font-size: 0.88rem;
}

.breadcrumb li:not(:last-child)::after {
  margin-left: 9px;
  content: "›";
  font-weight: 900;
}

.breadcrumb a {
  color: var(--ink);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--cobalt);
}

.piece-layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(280px, 1fr);
  border-top: 0;
}

.activity-column {
  min-width: 0;
  padding: 0 28px 26px;
  border-right: 3px solid var(--ink);
}

.piece-hero {
  position: relative;
  min-height: 138px;
  overflow: hidden;
  padding: 18px 42% 18px 0;
}

.piece-hero h1 {
  position: relative;
  z-index: 3;
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.6rem, 4.4vw, 4.6rem);
  line-height: 0.91;
  letter-spacing: -0.068em;
}

.piece-hero__artist {
  position: relative;
  z-index: 3;
  margin: 9px 0 0;
  font-size: clamp(1.1rem, 1.5vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.piece-hero__waveform {
  position: absolute;
  z-index: 1;
  top: 20px;
  right: 4%;
  width: 48%;
  height: 88px;
  object-fit: cover;
  mix-blend-mode: multiply;
}

.piece-hero__geometry {
  position: absolute;
  z-index: 0;
  right: -2%;
  bottom: -28%;
  width: 46%;
  height: 130px;
}

.video-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--ink);
  border: 1px solid var(--ink);
}

.video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.video-frame__fallback {
  display: grid;
  min-height: 270px;
  height: 100%;
  place-content: center;
  gap: 12px;
  padding: 32px;
  color: white;
  text-align: center;
}

.video-frame__fallback strong {
  font-size: 1.25rem;
}

.video-frame__fallback p {
  max-width: 46ch;
  margin: 0;
  color: #d9d9d9;
}

.video-frame__fallback a {
  color: var(--lime);
  font-weight: 900;
}

.video-frame__fallback-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.video-frame__fallback-link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 8px 12px;
  border: 2px solid var(--lime);
  text-decoration: none;
}

.video-frame__fallback-link:hover,
.video-frame__fallback-link:focus-visible {
  background: var(--lime);
  color: var(--ink);
}

.player-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  padding: 13px 0 17px;
  border-bottom: 1px solid var(--ink);
  font-size: 0.92rem;
}

.player-links p {
  margin: 0;
}

.player-links__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.text-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 8px 12px;
  border: 2px solid var(--cobalt);
  color: var(--cobalt);
  font-weight: 800;
  text-decoration: none;
}

.text-button:hover {
  background: var(--cobalt);
  color: white;
}

.first-listen {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  align-items: center;
  min-height: 92px;
  margin: 10px 0 6px;
  overflow: hidden;
  background: var(--lime);
}

.first-listen::after {
  position: absolute;
  right: -42px;
  width: 150px;
  height: 180px;
  background: var(--pine);
  content: "";
  transform: skewX(-42deg);
}

.first-listen__icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-left: 13px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
  font-size: 1.8rem;
}

.first-listen__copy {
  position: relative;
  z-index: 2;
  padding: 13px 115px 13px 14px;
}

.first-listen h2,
.first-listen p {
  margin: 0;
}

.first-listen h2 {
  font-size: 1.4rem;
  line-height: 1;
  text-transform: uppercase;
}

.first-listen p {
  margin-top: 4px;
  font-size: 1.1rem;
}

.listening-section {
  padding-top: 4px;
}

.listening-section > h2 {
  margin: 0 0 4px;
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.question-list {
  border-top: 1px solid var(--ink);
}

.listening-question {
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--ink);
  border-left: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.54);
}

.listening-question[open] {
  border: 2px solid var(--cobalt);
  background: #f7faff;
}

.listening-question summary {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 34px;
  gap: 10px;
  align-items: center;
  min-height: 62px;
  padding: 7px 14px 7px 10px;
  cursor: pointer;
  font-size: 1.13rem;
  font-weight: 800;
  list-style: none;
}

.listening-question summary::-webkit-details-marker {
  display: none;
}

.listening-question summary:hover {
  color: var(--cobalt);
}

.question-number {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--cobalt);
  color: white;
  font-weight: 900;
}

.question-label {
  display: block;
  margin-bottom: 2px;
  color: var(--cobalt);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chevron {
  width: 18px;
  height: 18px;
  margin-left: auto;
  border-right: 3px solid var(--cobalt);
  border-bottom: 3px solid var(--cobalt);
  transform: rotate(45deg) translateY(-4px);
  transition: transform 160ms ease;
}

.listening-question[open] .chevron {
  transform: rotate(225deg) translate(-2px, -2px);
}

.question-content {
  padding: 0 64px 17px;
}

.sentence-stem {
  margin: 0 0 11px;
  font-size: 1.04rem;
}

.sentence-stem strong,
.vocabulary strong {
  display: block;
  margin-bottom: 5px;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.vocabulary {
  margin: 0;
}

.vocabulary-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.vocabulary-list li {
  padding: 5px 14px;
  background: var(--sky);
  font-size: 0.85rem;
  line-height: 1.2;
}

.vocabulary-list li:nth-child(4n + 1) {
  background: var(--cobalt);
  color: white;
}

.vocabulary-list li:nth-child(4n + 2) {
  background: var(--lime);
}

.vocabulary-list li:nth-child(4n + 3) {
  background: var(--orange);
}

.vocabulary-list li:nth-child(4n) {
  background: var(--pine);
  color: white;
}

.feelings-section {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 2px solid var(--ink);
}

.feelings-section h2,
.feelings-section p {
  margin: 0;
}

.feelings-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.65rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.feelings-section p {
  margin-top: 8px;
  font-size: 0.95rem;
}

.feelings-cloud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 7px 13px;
  margin: 20px 0 4px;
}

.feelings-cloud span {
  display: inline-block;
  --feeling-tilt: -2deg;
  color: var(--pine);
  cursor: default;
  font-weight: 800;
  line-height: 1;
  transform: rotate(var(--feeling-tilt));
}

.feelings-cloud span:nth-child(4n + 1) {
  color: var(--cobalt);
  font-size: 1.45rem;
}

.feelings-cloud span:nth-child(4n + 2) {
  color: var(--pine);
  font-size: 1.1rem;
  --feeling-tilt: 2deg;
}

.feelings-cloud span:nth-child(4n + 3) {
  color: #b14600;
  font-size: 1.8rem;
  --feeling-tilt: -1deg;
}

.feelings-cloud span:nth-child(4n) {
  color: #586100;
  font-size: 1.25rem;
  --feeling-tilt: 1deg;
}

.feelings-cloud span:hover {
  animation: feeling-rock 0.52s ease-in-out infinite alternate;
}

@keyframes feeling-rock {
  from {
    transform: rotate(calc(var(--feeling-tilt) - 4deg)) scale(1);
  }

  to {
    transform: rotate(calc(var(--feeling-tilt) + 4deg)) scale(1.13);
  }
}

.piece-timeline {
  margin-top: 28px;
  padding: 22px 0 2px;
  border-top: 2px solid var(--ink);
}

.piece-timeline__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.piece-timeline__header h2,
.piece-timeline__header p {
  margin: 0;
}

.piece-timeline__header h2 {
  font-size: 1.3rem;
}

.timeline-mini {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline-mini::before {
  position: absolute;
  top: 7px;
  right: 3%;
  left: 3%;
  height: 2px;
  background: var(--muted);
  content: "";
}

.timeline-mini li {
  position: relative;
  padding: 24px 5px 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.73rem;
}

.timeline-mini li::before {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 50%;
  width: 15px;
  height: 15px;
  border: 2px solid var(--muted);
  border-radius: 50%;
  background: var(--paper);
  content: "";
  transform: translateX(-50%);
}

.timeline-mini li.is-active {
  color: var(--cobalt);
  font-weight: 900;
}

.timeline-mini li.is-active::before {
  width: 22px;
  height: 22px;
  top: -4px;
  border: 5px solid var(--cobalt);
}

.timeline-mini span {
  display: block;
}

.bio-rail {
  position: relative;
  min-width: 0;
  padding: 0 28px 180px;
  overflow: hidden;
}

.bio-rail__inner {
  position: sticky;
  top: 18px;
  z-index: 2;
}

.bio-portrait {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 3;
  object-fit: contain;
  border-bottom: 1px solid var(--ink);
  background: #eeeae2;
}

.bio-portrait--contain {
  object-fit: contain;
}

.fact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.fact-list li {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 46px;
  border-bottom: 1px solid var(--ink);
  font-size: 0.9rem;
  font-weight: 700;
}

.fact-list__icon {
  display: inline-block;
  font-size: 1.25rem;
  text-align: center;
}

.fact-list__icon--person {
  position: relative;
  width: 20px;
  height: 20px;
  margin: 0 auto;
}

.fact-list__icon--person::before {
  position: absolute;
  top: 1px;
  left: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  content: "";
}

.fact-list__icon--person::after {
  position: absolute;
  bottom: 1px;
  left: 2px;
  width: 16px;
  height: 9px;
  border-radius: 9px 9px 3px 3px;
  background: currentColor;
  content: "";
}

.bio-copy {
  margin: 16px 0 0;
  font-size: 0.9rem;
  line-height: 1.55;
}

.other-works {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--ink);
}

.other-works h2 {
  margin: 0 0 10px;
  font-size: 1rem;
  line-height: 1.1;
}

.other-works ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.other-works a {
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.other-works a:hover {
  color: var(--blue);
}

.bio-rail__geometry {
  position: absolute;
  right: -30%;
  bottom: -35px;
  width: 145%;
  max-width: none;
}

.hero-panel {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background: var(--pine);
  color: white;
}

.hero-panel__inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 50px 5vw 56px;
}

.eyebrow {
  margin: 0 0 17px;
  color: var(--lime);
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero-panel h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(3.5rem, 6.2vw, 6.25rem);
  line-height: 0.82;
  letter-spacing: -0.075em;
}

.hero-panel__lede {
  max-width: 600px;
  margin: 20px 0 0;
  font-size: clamp(1rem, 1.25vw, 1.2rem);
}

.hero-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 820px;
  margin-top: 24px;
}

.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  min-width: 158px;
  padding: 12px 15px;
  border: 2px solid var(--lime);
  background: var(--lime);
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.hero-button:hover {
  background: transparent;
  color: var(--lime);
}

.hero-button--outline {
  background: transparent;
  color: var(--lime);
}

.hero-button--outline:hover {
  background: var(--lime);
  color: var(--ink);
}

.hero-panel__waveform {
  position: absolute;
  z-index: 1;
  right: -2%;
  bottom: 68px;
  width: 40%;
  opacity: 0.72;
  mix-blend-mode: screen;
}

.hero-panel__geometry {
  position: absolute;
  z-index: 0;
  right: -10%;
  bottom: -20px;
  width: 56%;
}

.content-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 4vw;
}

.content-section--tight {
  padding-top: 34px;
  padding-bottom: 40px;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.75fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--ink);
}

.section-heading h1,
.section-heading h2,
.section-heading p {
  margin: 0;
}

.section-heading h1,
.section-heading h2 {
  font-size: clamp(2.3rem, 4.4vw, 4.6rem);
  line-height: 0.88;
  letter-spacing: -0.065em;
}

.section-heading p {
  font-size: 0.98rem;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 2px solid var(--ink);
  border-left: 2px solid var(--ink);
}

.route-card {
  position: relative;
  min-height: 215px;
  overflow: hidden;
  padding: 22px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
}

.route-card:nth-child(1) {
  background: var(--lime);
}

.route-card:nth-child(2) {
  background: var(--sky);
}

.route-card:nth-child(3) {
  background: var(--orange);
}

.route-card:nth-child(4) {
  background: var(--sky);
}

.route-card:nth-child(5) {
  background: var(--lime);
}

.route-card__number {
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.route-card h2 {
  max-width: 7ch;
  margin: 34px 0 10px;
  font-size: clamp(1.9rem, 2.8vw, 3rem);
  line-height: 0.82;
  letter-spacing: -0.07em;
}

.route-card p {
  max-width: 31ch;
  margin: 0;
  font-weight: 700;
}

.route-card__arrow {
  position: absolute;
  right: 25px;
  bottom: 22px;
  font-size: 2.4rem;
}

.route-card:hover {
  background: var(--pine);
  color: white;
}

.piece-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.piece-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: white;
  color: var(--ink);
  text-decoration: none;
}

.piece-card:hover {
  background: var(--lime);
}

.piece-card img {
  width: 100%;
  height: clamp(180px, 15vw, 240px);
  object-fit: cover;
  object-position: center 28%;
  border-bottom: 1px solid var(--ink);
  filter: saturate(0.86);
}

.piece-card__body {
  display: flex;
  min-height: 148px;
  flex: 1;
  flex-direction: column;
  padding: 15px;
}

.piece-card__eyebrow {
  margin: 0 0 10px;
  color: var(--cobalt);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.piece-card h2,
.piece-card h3,
.piece-card p {
  margin: 0;
}

.piece-card h2,
.piece-card h3 {
  font-size: 1.2rem;
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.piece-card__artist {
  margin-top: 8px !important;
  font-size: 0.9rem;
}

.piece-card__meta {
  margin-top: auto !important;
  padding-top: 15px;
  color: var(--muted);
  font-size: 0.75rem;
}

.library-intro {
  background: var(--pine);
  color: white;
}

.library-intro .breadcrumb a,
.library-intro .breadcrumb {
  color: white;
}

.library-intro__content {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 50px;
  align-items: end;
  padding: 28px 4vw 44px;
}

.library-intro h1,
.library-intro p {
  margin: 0;
}

.library-intro h1 {
  max-width: 8ch;
  font-size: clamp(3.5rem, 6vw, 6rem);
  line-height: 0.8;
  letter-spacing: -0.075em;
}

.library-intro p {
  font-size: 1.05rem;
}

.library-intro strong {
  color: var(--lime);
}

.timeline-hero {
  position: relative;
  overflow: hidden;
  padding-bottom: 30px;
  background: var(--paper);
}

.timeline-hero__top {
  position: relative;
  min-height: 250px;
  padding: 38px 4vw 45px;
  background: var(--pine);
  color: white;
}

.timeline-hero h1,
.timeline-hero p {
  position: relative;
  z-index: 2;
  margin: 0;
}

.timeline-hero h1 {
  max-width: 13ch;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.2rem, 5.8vw, 6.2rem);
  font-weight: 500;
  line-height: 0.82;
  letter-spacing: -0.065em;
}

.timeline-hero p {
  margin-top: 18px;
  font-size: 1.2rem;
}

.timeline-hero img {
  position: absolute;
  right: -5%;
  bottom: -22px;
  width: 55%;
  opacity: 0.74;
  mix-blend-mode: screen;
}

.era-spine {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  min-width: 850px;
  margin: 0;
  padding: 26px 4vw 0;
  list-style: none;
}

.era-spine::before {
  position: absolute;
  top: 87px;
  right: 7%;
  left: 7%;
  height: 5px;
  background: linear-gradient(to right, var(--cobalt) 0 66%, var(--lime) 66% 100%);
  content: "";
}

.era-spine li {
  position: relative;
  text-align: center;
  font-weight: 900;
}

.era-spine a {
  position: relative;
  display: block;
  padding: 0 6px 36px;
  color: var(--ink);
  text-decoration: none;
}

.era-spine a::after {
  position: absolute;
  z-index: 2;
  bottom: 0;
  left: 50%;
  width: 18px;
  height: 18px;
  border: 4px solid var(--cobalt);
  border-radius: 50%;
  background: var(--paper);
  content: "";
  transform: translateX(-50%);
}

.era-spine li:nth-last-child(-n + 2) a::after {
  border-color: var(--lime);
}

.era-spine a:hover,
.era-spine a:focus-visible {
  color: var(--cobalt);
  text-decoration: none;
}

.era-spine a:hover::after,
.era-spine a:focus-visible::after {
  background: var(--cobalt);
}

.era-spine li:nth-last-child(-n + 2) a:hover::after,
.era-spine li:nth-last-child(-n + 2) a:focus-visible::after {
  background: var(--lime);
}

.era-spine span {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 400;
}

.era-spine-scroll {
  overflow-x: auto;
}

.sound-world-jumps {
  display: grid;
  grid-template-columns: auto minmax(0, 760px);
  gap: 30px;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  padding: 14px 4vw;
  border-top: 1px solid var(--ink);
  background: var(--sky);
}

.sound-world-jumps p {
  margin: 0;
  line-height: 1.05;
}

.sound-world-jumps p strong,
.sound-world-jumps p span {
  display: block;
}

.sound-world-jumps p strong {
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sound-world-jumps p span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.7rem;
}

.sound-world-jumps ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sound-world-jumps a {
  display: flex;
  min-height: 42px;
  gap: 10px;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 900;
  text-decoration: none;
}

.sound-world-jumps a span {
  width: 14px;
  height: 14px;
  flex: 0 0 14px;
  border: 3px solid var(--pine);
  border-radius: 50%;
  background: white;
}

.sound-world-jumps a:hover,
.sound-world-jumps a:focus-visible {
  background: var(--pine);
  color: white;
  text-decoration: none;
}

.sound-world-jumps a:hover span,
.sound-world-jumps a:focus-visible span {
  background: var(--lime);
}

.filter-panel {
  position: sticky;
  z-index: 20;
  top: 0;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  background: var(--lime);
}

.filter-panel__inner {
  display: grid;
  grid-template-columns: auto repeat(5, minmax(130px, 1fr)) auto;
  gap: 12px;
  align-items: end;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 4vw;
}

.filter-panel h2 {
  align-self: center;
  margin: 0 14px 0 0;
  font-size: 1.1rem;
  text-transform: uppercase;
}

.filter-field label {
  display: block;
  margin-bottom: 4px;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.filter-field select {
  width: 100%;
  min-height: 44px;
  border: 2px solid var(--ink);
  border-radius: 0;
  background: var(--paper);
  padding: 7px 30px 7px 9px;
  color: var(--ink);
}

.filter-reset {
  min-height: 44px;
  border: 2px solid var(--ink);
  background: var(--pine);
  padding: 8px 14px;
  color: white;
  font-weight: 900;
  cursor: pointer;
}

.filter-reset:hover {
  background: var(--cobalt);
}

.results-status {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 5vw 0;
  font-weight: 800;
}

.timeline-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px 4vw 80px;
}

.timeline-strand {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  border-top: 2px solid var(--ink);
  scroll-margin-top: 92px;
}

.timeline-strand:last-child {
  border-bottom: 2px solid var(--ink);
}

.timeline-strand__label {
  padding: 28px 24px 28px 0;
  border-right: 2px solid var(--ink);
}

.timeline-strand__number {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--pine);
  color: white;
  font-weight: 900;
}

.timeline-strand__label h2,
.timeline-strand__label p {
  margin: 0;
}

.timeline-strand__label h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  line-height: 1;
}

.timeline-strand__label p {
  margin-top: 8px;
  color: var(--muted);
}

.timeline-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.timeline-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  min-height: 150px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
}

.timeline-card:nth-child(3n) {
  border-right: 0;
}

.timeline-card:hover {
  background: var(--lime);
}

.timeline-card[hidden],
.timeline-strand[hidden] {
  display: none;
}

.timeline-card img {
  width: 96px;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-right: 1px solid var(--ink);
}

.timeline-card__body {
  padding: 13px;
}

.timeline-card h3,
.timeline-card p {
  margin: 0;
}

.timeline-card h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.08rem;
  line-height: 1.08;
}

.timeline-card p {
  margin-top: 4px;
  font-size: 0.77rem;
}

.timeline-tag {
  display: inline-block;
  margin-top: 9px;
  padding: 2px 6px;
  border: 1px solid var(--cobalt);
  color: var(--cobalt);
  font-size: 0.62rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sound-worlds-banner {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 28px;
  align-items: center;
  margin-top: 44px;
  padding: 28px;
  background: var(--sky);
  border: 2px solid var(--ink);
}

.sound-worlds-banner h2,
.sound-worlds-banner p {
  margin: 0;
}

.sound-worlds-banner h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.3rem;
}

.site-footer {
  border-top: 3px solid var(--ink);
  background: var(--pine);
  color: white;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 24px;
  align-items: end;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 35px 5vw;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--lime);
}

.footer-brand {
  font-size: 1.4rem;
  font-weight: 900;
  line-height: 0.9;
  text-transform: uppercase;
}

.footer-note {
  margin-top: 12px !important;
  color: #d6e6df;
  font-size: 0.82rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-badge {
  display: block;
  line-height: 0;
}

.footer-badge img {
  width: 96px;
  height: 96px;
  object-fit: contain;
}

.empty-state {
  margin: 30px 0;
  padding: 28px;
  border: 2px solid var(--ink);
  background: var(--sky);
  font-weight: 800;
}

@media (max-width: 1180px) {
  .route-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .piece-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .filter-panel__inner {
    grid-template-columns: repeat(3, minmax(140px, 1fr));
  }

  .filter-panel h2 {
    grid-column: 1 / -1;
  }

  .timeline-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline-card:nth-child(3n) {
    border-right: 1px solid var(--ink);
  }

  .timeline-card:nth-child(2n) {
    border-right: 0;
  }
}

@media (max-width: 980px) {
  .site-header__inner {
    grid-template-columns: 1fr auto;
  }

  .brand__tagline {
    display: none;
  }

  .menu-button {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    z-index: 50;
    top: 72px;
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    background: var(--paper);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    display: block;
    padding: 20px 28px;
  }

  .site-nav a {
    padding: 20px 4px;
    border-bottom: 1px solid var(--ink);
    font-size: 1.35rem;
  }

  .piece-layout {
    display: block;
  }

  .activity-column {
    border-right: 0;
  }

  .bio-rail {
    display: grid;
    grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
    gap: 30px;
    padding: 32px 36px 80px;
    border-top: 3px solid var(--ink);
  }

  .bio-rail__inner {
    position: static;
    display: contents;
  }

  .bio-portrait-wrap {
    grid-row: span 2;
  }

  .bio-portrait {
    height: auto;
  }

  .bio-rail__geometry {
    display: none;
  }

  .route-grid {
    grid-template-columns: 1fr;
  }

  .route-card {
    min-height: 220px;
  }

  .route-card h2 {
    margin-top: 35px;
  }

  .section-heading,
  .library-intro__content {
    grid-template-columns: 1fr;
  }

  .timeline-strand {
    grid-template-columns: 190px minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  .site-header__inner {
    min-height: 64px;
    padding: 0 18px;
  }

  .site-nav {
    top: 64px;
  }

  .breadcrumb {
    padding-right: 18px;
    padding-left: 18px;
  }

  .activity-column {
    padding: 0 18px 22px;
  }

  .piece-hero {
    min-height: 215px;
    padding: 22px 0 100px;
  }

  .piece-hero h1 {
    font-size: clamp(2.7rem, 14vw, 5rem);
  }

  .piece-hero__waveform {
    top: auto;
    right: 0;
    bottom: 32px;
    width: 100%;
    height: 82px;
  }

  .piece-hero__geometry {
    width: 70%;
    height: 120px;
  }

  .first-listen {
    grid-template-columns: 62px 1fr;
  }

  .first-listen__copy {
    padding-right: 52px;
  }

  .first-listen::after {
    right: -92px;
  }

  .question-content {
    padding-right: 18px;
    padding-left: 62px;
  }

  .timeline-mini {
    display: block;
    border-left: 3px solid var(--muted);
    margin-left: 12px;
  }

  .timeline-mini::before {
    display: none;
  }

  .timeline-mini li {
    padding: 8px 0 8px 24px;
    text-align: left;
  }

  .timeline-mini li::before,
  .timeline-mini li.is-active::before {
    top: 50%;
    left: -2px;
    transform: translate(-50%, -50%);
  }

  .timeline-mini span {
    display: inline;
    margin-left: 5px;
  }

  .bio-rail {
    display: block;
    padding: 24px 18px 60px;
  }

  .bio-portrait {
    height: auto;
  }

  .bio-copy {
    margin-top: 22px;
  }

  .hero-panel {
    min-height: 520px;
  }

  .hero-panel__inner {
    padding: 48px 22px 190px;
  }

  .hero-panel h1 {
    font-size: clamp(3.5rem, 17vw, 5.4rem);
  }

  .hero-panel__waveform,
  .hero-panel__geometry {
    width: 105%;
  }

  .content-section {
    padding: 38px 18px;
  }

  .piece-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .piece-card__body {
    min-height: 145px;
    padding: 14px;
  }

  .library-intro__content {
    padding: 30px 18px 50px;
  }

  .timeline-hero__top {
    min-height: 390px;
    padding: 45px 22px 170px;
  }

  .timeline-hero h1 {
    font-size: clamp(3.2rem, 17vw, 5.8rem);
  }

  .timeline-hero img {
    right: -20%;
    width: 120%;
  }

  .sound-world-jumps {
    grid-template-columns: 1fr;
    gap: 10px;
    justify-content: stretch;
    padding-right: 18px;
    padding-left: 18px;
  }

  .filter-panel {
    position: static;
  }

  .filter-panel__inner {
    grid-template-columns: 1fr 1fr;
    padding: 18px;
  }

  .filter-panel h2 {
    grid-column: 1 / -1;
  }

  .timeline-content {
    padding: 20px 18px 55px;
  }

  .timeline-strand {
    display: block;
    border-right: 2px solid var(--ink);
    border-left: 2px solid var(--ink);
  }

  .timeline-strand__label {
    padding: 20px;
    border-right: 0;
    border-bottom: 2px solid var(--ink);
    background: var(--sky);
  }

  .timeline-card-grid {
    grid-template-columns: 1fr;
  }

  .timeline-card,
  .timeline-card:nth-child(2n),
  .timeline-card:nth-child(3n) {
    border-right: 0;
  }

  .sound-worlds-banner {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .footer-badge {
    justify-self: start;
  }
}

@media (max-width: 470px) {
  .brand__logo {
    width: 46px;
    height: 46px;
  }

  .brand__mark {
    max-width: 95px;
    font-size: 0.92rem;
  }

  .menu-button__label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .piece-grid {
    grid-template-columns: 1fr;
  }

  .piece-card img {
    height: 210px;
  }

  .filter-panel__inner {
    grid-template-columns: 1fr;
  }

  .sound-world-jumps ul {
    grid-template-columns: 1fr;
  }

  .filter-panel h2 {
    grid-column: auto;
  }

  .player-links__actions,
  .text-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}