:root {
  color-scheme: light;

  --ids-red: #ff2020;
  --ids-orange: #ff6600;
  --ids-gold: #e5a800;
  --ids-green: #21b821;
  --ids-blue: #0055ff;
  --ids-violet: #6a00c9;
  --ids-purple: #9b30ff;

  --ids-blue-dark: #003eb8;
  --ids-music-text: #a33a00;
  --ids-music-text-hover: #8a3500;

  --color-page: #ffffff;
  --color-surface: #f7f8f6;
  --color-surface-strong: #eef1ee;
  --color-text: #20282f;
  --color-muted: #59646d;
  --color-border: #d9dfdf;
  --color-border-strong: #bdc6c8;
  --color-accent: var(--ids-blue);
  --color-accent-hover: var(--ids-blue-dark);
  --color-focus: var(--ids-violet);
  --color-white: #ffffff;

  --font-sans: "Avenir Next", Avenir, "Century Gothic", sans-serif;
  --font-size-body: clamp(1rem, 0.97rem + 0.15vw, 1.075rem);
  --font-size-small: 0.875rem;
  --font-size-lead: clamp(1.15rem, 1.05rem + 0.45vw, 1.4rem);
  --font-size-h1: clamp(2.65rem, 1.75rem + 4vw, 5.6rem);
  --font-size-h2: clamp(2rem, 1.6rem + 1.8vw, 3.5rem);
  --font-size-h3: clamp(1.25rem, 1.15rem + 0.4vw, 1.5rem);
  --font-size-card-title: clamp(1.65rem, 1.5rem + 0.65vw, 2.15rem);
  --font-weight-body: 400;
  --font-weight-medium: 500;
  --font-weight-heading: 600;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: clamp(3.5rem, 5vw, 5rem);
  --space-8: clamp(4rem, 6vw, 6.5rem);

  --radius-small: 0.75rem;
  --radius-medium: 1.25rem;
  --radius-large: clamp(1.25rem, 2vw, 2rem);
  --container-width: 80rem;
  --text-width: 46rem;
  --shadow-card: 0 1.25rem 3.5rem rgba(32, 40, 47, 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(5.125rem + var(--space-3));
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-page);
  -webkit-font-smoothing: antialiased;
}

.spectrum-bar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  height: 0.375rem;
}

.spectrum-segment {
  display: block;
}

.spectrum-red {
  background: var(--ids-red);
}

.spectrum-orange {
  background: var(--ids-orange);
}

.spectrum-gold {
  background: var(--ids-gold);
}

.spectrum-green {
  background: var(--ids-green);
}

.spectrum-blue {
  background: var(--ids-blue);
}

.spectrum-violet {
  background: var(--ids-violet);
}

.spectrum-purple {
  background: var(--ids-purple);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.035em;
}

h1 {
  font-size: var(--font-size-h1);
  line-height: 0.99;
}

h2 {
  font-size: var(--font-size-h2);
  line-height: 1.08;
}

h3 {
  font-size: var(--font-size-h3);
  line-height: 1.2;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 0.1em;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  top: -5rem;
  left: var(--space-3);
  z-index: 20;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.skip-link:focus {
  top: var(--space-3);
}

.container {
  width: min(calc(100% - 2rem), var(--container-width));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-8);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 4.75rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  line-height: 1.25;
  text-decoration: none;
}

.logo:hover {
  color: var(--color-text);
}

.logo-image {
  display: block;
  flex: 0 0 auto;
  width: 3.25rem;
  height: 3.25rem;
  object-fit: contain;
}

.logo-text {
  max-width: 11rem;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: clamp(1rem, 1.5vw, 1.6rem);
}

.desktop-nav a:not(.button) {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  text-decoration: none;
}

.desktop-nav a:not(.button):hover {
  color: var(--color-accent);
}

.desktop-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--nav-current-accent, var(--ids-orange));
  text-decoration-thickness: 0.16rem;
  text-underline-offset: 0.45rem;
}

.mobile-nav {
  display: block;
}

.mobile-nav summary {
  cursor: pointer;
  list-style: none;
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  font-weight: var(--font-weight-medium);
  line-height: 1;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.mobile-nav nav {
  position: absolute;
  top: calc(100% + 1px);
  right: 0;
  left: 0;
  display: grid;
  gap: 0.15rem;
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 0;
  border-radius: 0 0 var(--radius-medium) var(--radius-medium);
  box-shadow: var(--shadow-card);
}

.mobile-nav nav a:not(.button) {
  padding: 0.65rem 0.4rem;
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
}

.mobile-nav nav a:not(.button)[aria-current="page"] {
  padding-inline: 0.65rem;
  background: var(--color-surface);
  border-radius: var(--radius-small);
  text-decoration: underline;
  text-decoration-color: var(--nav-current-accent, var(--ids-orange));
  text-underline-offset: 0.25rem;
}

.mobile-nav .button {
  margin-top: var(--space-2);
}

.hero {
  display: grid;
  min-height: 25.5rem;
  align-items: start;
  padding-block: calc(var(--space-5) + var(--space-1)) var(--space-3);
}

.hero-copy {
  max-width: 72rem;
}

.hero-copy h1 {
  max-width: 20ch;
  margin-bottom: var(--space-5);
}

.lead {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-body);
  line-height: 1.55;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 999px;
}

.button-primary {
  color: var(--color-white);
  background: var(--color-accent);
}

.button-primary:hover {
  color: var(--color-white);
  background: var(--color-accent-hover);
}

.button-secondary {
  color: var(--color-text);
  background: transparent;
  border-color: var(--color-border);
}

.button-secondary:hover {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border-strong);
}

.services-section {
  padding-block: 0 var(--space-7);
}

.card-grid {
  display: grid;
  align-items: start;
  gap: var(--space-4);
}

.service-card {
  --service-accent: var(--ids-blue);
  --service-link: var(--ids-blue);
  --service-link-hover: var(--ids-blue-dark);

  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 0.35rem solid var(--service-accent);
  border-radius: var(--radius-large);
  box-shadow: var(--shadow-card);
}

.service-card-music {
  --service-accent: var(--ids-orange);
  --service-link: var(--ids-music-text);
  --service-link-hover: var(--ids-music-text-hover);
}

.service-card-coding {
  --service-accent: var(--ids-blue);
}

.service-card h2 {
  max-width: 16ch;
  margin-bottom: var(--space-3);
  font-size: var(--font-size-card-title);
  line-height: 1.12;
}

.service-card p {
  max-width: 34rem;
  margin-bottom: var(--space-3);
  color: var(--color-muted);
  line-height: 1.65;
}

.text-link {
  margin-top: var(--space-1);
  padding-bottom: 0.15rem;
  color: var(--service-link);
  font-weight: var(--font-weight-medium);
}

.text-link:hover {
  color: var(--service-link-hover);
}

.approach-section {
  padding-block: var(--space-7);
  background: var(--color-surface-strong);
  border-block: 1px solid var(--color-border-strong);
}

.approach-inner {
  display: grid;
  gap: var(--space-4);
}

.section-heading {
  margin: 0;
}

.section-heading h2 {
  max-width: 21ch;
  margin-bottom: 0;
}

.page-hero-copy h1,
.section-heading h2,
.destination-heading h2,
.contact-content-column h2 {
  text-wrap: balance;
}

.approach-inner > p,
.getting-started-panel > p {
  margin-bottom: 0;
  color: var(--color-muted);
  font-size: var(--font-size-lead);
  line-height: 1.55;
}

.approach-inner > .button {
  justify-self: start;
  margin-top: var(--space-2);
  background: var(--color-white);
}

.getting-started-section {
  padding-block: var(--space-7);
}

.getting-started-panel {
  display: grid;
  gap: var(--space-4);
  padding: clamp(1.75rem, 3.5vw, 3rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-large);
}

.getting-started-panel .section-heading h2 {
  max-width: 18ch;
}

.getting-started-panel .action-row {
  margin-top: 0;
}

.site-footer {
  position: relative;
  color: var(--color-muted);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer-spectrum-bar {
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
}

.footer-grid {
  display: grid;
  gap: var(--space-4);
  padding-block: var(--space-5);
}

.footer-intro {
  max-width: 48rem;
}

.footer-brand {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-size: 0.95rem;
  font-weight: var(--font-weight-heading);
}

.footer-intro > p:not(.footer-brand):not(.footer-note) {
  margin-bottom: var(--space-3);
  color: var(--color-text);
  line-height: 1.5;
}

.site-footer a {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  text-decoration-thickness: 0.06em;
}

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

.footer-contact p {
  margin-bottom: var(--space-1);
}

.footer-intro > :last-child,
.footer-contact > :last-child {
  margin-bottom: 0;
}

.footer-label {
  display: block;
  margin-bottom: 0.1rem;
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-note {
  max-width: 48rem;
  color: var(--color-muted);
  font-size: var(--font-size-small);
  line-height: 1.55;
}

.footer-contact .footer-note {
  margin-top: var(--space-3);
}

/* Shared destination-page patterns */
.page-hero {
  padding-block: var(--space-7);
}

.page-hero-copy {
  max-width: 76rem;
  padding-left: clamp(1.25rem, 3vw, 2.5rem);
  border-left: 0.35rem solid var(--page-accent, var(--ids-orange));
}

.page-hero-copy h1 {
  max-width: 25ch;
  margin-bottom: var(--space-4);
  font-size: clamp(2.4rem, 1.75rem + 3.3vw, 5.15rem);
}

.page-hero-copy .lead {
  max-width: 72rem;
}

.music-page main .button-primary {
  background: var(--ids-music-text);
}

.music-page main .button-primary:hover {
  background: var(--ids-music-text-hover);
}

.music-page {
  --nav-current-accent: var(--ids-music-text);
}

.coding-page {
  --nav-current-accent: var(--ids-blue);
  --page-accent: var(--ids-blue);
}

.music-page .mobile-nav nav,
.coding-page .mobile-nav nav {
  right: 0;
  left: auto;
  width: calc(100vw - 2rem);
}

.destination-section,
.destination-approach {
  padding-block: var(--space-7);
}

.editorial-grid {
  display: grid;
  gap: var(--space-5);
}

.content-flow > * {
  margin-bottom: 0;
}

.content-flow > * + * {
  margin-top: var(--space-4);
}

.section-lead {
  color: var(--color-muted);
  font-size: var(--font-size-lead);
  line-height: 1.55;
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding: 0;
  list-style: none;
}

.fact-card {
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

.fact-card h3 {
  margin-bottom: var(--space-2);
}

.fact-card p {
  margin-bottom: 0;
  color: var(--color-muted);
  line-height: 1.55;
}

.destination-section-muted {
  background: var(--color-surface);
}

.destination-heading {
  margin-bottom: var(--space-5);
}

.destination-heading h2 {
  max-width: 22ch;
  margin-bottom: var(--space-3);
}

.destination-heading p {
  margin-bottom: 0;
}

.content-card-grid {
  display: grid;
  gap: var(--space-4);
}

.content-card {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 0.35rem solid var(--ids-orange);
  border-radius: var(--radius-large);
}

.music-accent-card-gold {
  border-top-color: var(--ids-gold);
}

.content-card h3 {
  margin-bottom: var(--space-4);
}

.compact-list,
.approach-list {
  margin: 0;
  padding-left: 1.25rem;
}

.compact-list li,
.approach-list li {
  padding-left: 0.25rem;
}

.compact-list li + li,
.approach-list li + li {
  margin-top: var(--space-2);
}

.compact-list li::marker,
.approach-list li::marker {
  color: var(--ids-music-text);
}

.materials-note {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-medium);
}

.materials-note h3,
.materials-note p {
  margin-bottom: 0;
}

.materials-note p {
  max-width: 62rem;
  color: var(--color-muted);
}

.destination-approach {
  background: var(--color-surface-strong);
  border-block: 1px solid var(--color-border);
}

.destination-approach .section-heading h2 {
  max-width: 20ch;
}

.scope-note-section {
  padding-block: var(--space-5);
  background: var(--color-surface);
}

.page-hero + *,
.destination-section-muted,
.approach-starting-point-section,
.destination-section + .scope-note-section,
.scope-note-section + .section {
  border-top: 1px solid var(--color-border);
}

.scope-note {
  display: grid;
  gap: var(--space-2);
}

.scope-note h2 {
  margin-bottom: 0;
  font-size: var(--font-size-h3);
  letter-spacing: -0.02em;
}

.scope-note p {
  max-width: 58rem;
  margin-bottom: 0;
  color: var(--color-muted);
}

.rate-amount {
  color: var(--ids-music-text);
  font-size: clamp(2rem, 1.65rem + 1.5vw, 3rem);
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.rate-amount span {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-muted);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-body);
  letter-spacing: normal;
  line-height: 1.5;
}

.destination-getting-started .getting-started-panel {
  border-top: 0.35rem solid var(--ids-orange);
}

/* Coding destination-page patterns */
.coding-topic-grid {
  display: grid;
  gap: var(--space-4);
}

.coding-topic-card-green {
  border-top-color: var(--ids-green);
}

.coding-topic-card-blue {
  border-top-color: var(--ids-blue);
}

.coding-topic-card-violet {
  border-top-color: var(--ids-violet);
}

.coding-page .compact-list li::marker,
.coding-page .approach-list li::marker {
  color: var(--ids-blue-dark);
}

.progression-list {
  display: grid;
  gap: var(--space-4);
  margin: var(--space-5) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: progression;
}

.progression-list li {
  --progression-accent: var(--ids-blue);

  padding-top: var(--space-3);
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
  border-top: 0.3rem solid var(--progression-accent);
  counter-increment: progression;
}

.progression-list li:nth-child(1) {
  --progression-accent: var(--ids-green);
}

.progression-list li:nth-child(3) {
  --progression-accent: var(--ids-violet);
}

.progression-list li:nth-child(4) {
  --progression-accent: var(--ids-purple);
}

.progression-list li::before {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--ids-blue-dark);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-heading);
  content: counter(progression, decimal-leading-zero);
}

.starting-point-notes {
  max-width: 72rem;
  margin-top: var(--space-5);
  margin-inline: auto;
}

.starting-point-notes p {
  margin-bottom: 0;
}

.setup-grid {
  display: grid;
  gap: var(--space-5);
}

.setup-block {
  padding-top: var(--space-4);
  border-top: 0.3rem solid var(--ids-blue);
}

.setup-block:nth-child(2) {
  border-top-color: var(--ids-violet);
}

.setup-block h3 {
  margin-bottom: var(--space-3);
}

.setup-block p {
  margin-bottom: 0;
}

.setup-block p + p {
  margin-top: var(--space-3);
}

.setup-support {
  max-width: 72rem;
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-strong);
}

.setup-support p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.coding-page .rate-amount {
  color: var(--ids-blue-dark);
}

.coding-page .destination-getting-started .getting-started-panel {
  border-top-color: var(--ids-blue);
}

.keep-together {
  white-space: nowrap;
}

/* Our Approach page patterns */
.approach-page {
  --nav-current-accent: var(--ids-violet);
  --page-accent: var(--ids-violet);
}

.approach-page .mobile-nav nav {
  right: 0;
  left: auto;
  width: calc(100vw - 2rem);
}

.approach-page .page-hero-copy h1 {
  max-width: 16ch;
}

.approach-page .page-hero-copy .lead {
  max-width: 62rem;
}

.approach-thesis-section {
  padding-block: clamp(3.5rem, 4.5vw, 4.5rem);
  background: var(--color-surface-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.approach-thesis-grid {
  display: grid;
  gap: var(--space-5);
}

.approach-thesis-section .section-heading h2 {
  max-width: 17ch;
}

.approach-thesis-copy {
  max-width: 48rem;
}

.teaching-decisions {
  display: grid;
  gap: var(--space-2) var(--space-5);
  margin-inline: 0;
  padding-left: 1.25rem;
}

.teaching-decisions li {
  padding-left: 0.25rem;
}

.teaching-decisions li::marker {
  color: var(--ids-violet);
}

.approach-principle {
  padding: var(--space-3) 0;
  color: var(--color-text);
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

.approach-section-intro {
  max-width: 48rem;
  margin-bottom: var(--space-6);
}

.approach-section-intro h2 {
  max-width: 19ch;
  margin-bottom: 0;
}

.approach-beats {
  display: grid;
  gap: var(--space-5);
}

.approach-beat {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-strong);
}

.approach-beat h3 {
  max-width: 29ch;
  margin-bottom: var(--space-3);
}

.approach-beat p {
  max-width: 36rem;
  margin-bottom: 0;
  color: var(--color-muted);
}

.interest-examples {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.interest-example {
  padding-left: var(--space-4);
  border-left: 0.3rem solid var(--ids-orange);
}

.interest-example-coding {
  border-left-color: var(--ids-blue);
}

.interest-example h3,
.starting-point-example h3 {
  margin-bottom: var(--space-2);
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.interest-example p,
.starting-point-example p {
  max-width: 38rem;
  margin-bottom: 0;
}

.approach-responsive-section {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.approach-responsive-intro {
  margin-bottom: var(--space-6);
}

.approach-responsive-intro .section-heading h2 {
  max-width: 18ch;
}

.teaching-sequence {
  display: grid;
  gap: var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: teaching-sequence;
}

.teaching-sequence li {
  --sequence-accent: var(--ids-orange);

  padding-top: var(--space-3);
  border-top: 0.3rem solid var(--sequence-accent);
  counter-increment: teaching-sequence;
}

.teaching-sequence li:nth-child(2) {
  --sequence-accent: var(--ids-green);
}

.teaching-sequence li:nth-child(3) {
  --sequence-accent: var(--ids-blue);
}

.teaching-sequence li:nth-child(4) {
  --sequence-accent: var(--ids-violet);
}

.teaching-sequence li::before {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--color-muted);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-heading);
  content: counter(teaching-sequence, decimal-leading-zero);
}

.teaching-sequence h3 {
  margin-bottom: var(--space-2);
}

.teaching-sequence p {
  margin-bottom: 0;
  color: var(--color-muted);
  line-height: 1.55;
}

.experimentation-note {
  max-width: 54rem;
  margin: var(--space-6) 0 0;
  padding-top: var(--space-4);
  color: var(--color-muted);
  border-top: 1px solid var(--color-border-strong);
}

.approach-structure-section .section-heading h2 {
  max-width: 14ch;
}

.structure-choice-copy {
  max-width: 52rem;
}

.structure-choice-grid {
  display: grid;
  border-block: 1px solid var(--color-border-strong);
}

.structure-choice-grid p {
  margin-bottom: 0;
  padding-block: var(--space-4);
}

.structure-choice-grid p + p {
  border-top: 1px solid var(--color-border);
}

.structure-conclusion {
  margin: var(--space-4) 0 0;
  color: var(--color-text);
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

.approach-starting-point-section {
  background: var(--color-surface);
}

.approach-starting-point-section .section-heading h2 {
  max-width: 18ch;
}

.next-step-principle {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}

.approach-participation-section .section-heading h2 {
  max-width: 16ch;
}

.approach-guidance-section {
  padding-block: var(--space-6);
  background: var(--color-surface-strong);
  border-block: 1px solid var(--color-border-strong);
}

.guidance-layout {
  display: grid;
  gap: var(--space-5);
}

.approach-guidance-section .section-heading h2 {
  max-width: 18ch;
  font-size: clamp(1.75rem, 1.45rem + 1.2vw, 2.6rem);
}

.guidance-copy {
  max-width: 50rem;
}

.approach-getting-started .getting-started-panel {
  border-top: 0.35rem solid var(--ids-violet);
}

.approach-cta-copy > p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.approach-cta-copy > p + p {
  margin-top: var(--space-3);
}

.approach-cta-copy .action-row {
  margin-top: var(--space-4);
}

/* About page patterns */
.about-page {
  --nav-current-accent: var(--ids-purple);
  --page-accent: var(--ids-purple);
}

.about-page .mobile-nav nav {
  right: 0;
  left: auto;
  width: calc(100vw - 2rem);
}

.about-page .page-hero-copy h1 {
  max-width: 13ch;
}

.about-page .page-hero-copy .lead {
  max-width: 64rem;
}

.about-intersection-section {
  padding-block: clamp(3.5rem, 4.5vw, 4.5rem);
  border-bottom: 1px solid var(--color-border);
}

.about-intersection-section .section-heading h2 {
  max-width: 17ch;
}

.about-education-note {
  padding-left: var(--space-4);
  color: var(--color-muted);
  border-left: 0.3rem solid var(--ids-violet);
}

.about-technology-section {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.about-technology-section .section-heading h2,
.about-experience-section .section-heading h2 {
  max-width: 18ch;
}

.about-technology-copy,
.about-experience-copy,
.about-purpose-copy {
  max-width: 52rem;
}

.about-supporting-note {
  padding-top: var(--space-4);
  color: var(--color-muted);
  border-top: 1px solid var(--color-border-strong);
}

.about-experience-section {
  border-bottom: 1px solid var(--color-border);
}

.about-experience-copy > :last-child {
  padding-left: var(--space-4);
  border-left: 0.3rem solid var(--ids-violet);
}

.about-purpose-section {
  padding-block: clamp(3.5rem, 4.5vw, 4.5rem);
  background: var(--color-surface-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.about-purpose-section .section-heading h2 {
  max-width: 14ch;
}

.about-purpose-principle {
  color: var(--color-text);
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
}

.about-getting-started .getting-started-panel {
  border-top: 0.35rem solid var(--ids-purple);
}

.about-cta-copy > p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.about-cta-copy .action-row {
  margin-top: var(--space-4);
}

/* Rates and Funding page patterns */
.rates-page {
  --nav-current-accent: var(--ids-violet);
  --page-accent: var(--ids-violet);
}

.rates-page .mobile-nav nav {
  right: 0;
  left: auto;
  width: calc(100vw - 2rem);
}

.rates-page .page-hero-copy h1 {
  max-width: 14ch;
}

.rates-page .page-hero-copy .lead {
  max-width: 58rem;
}

.rates-page .rates-page-hero {
  min-height: auto;
  padding-block: clamp(3rem, 6vw, 5.5rem);
}

.rates-standard-section {
  padding-block: clamp(3.5rem, 5vw, 5rem);
  background: var(--color-surface-strong);
  border-bottom: 1px solid var(--color-border-strong);
}

.rates-standard-grid {
  display: grid;
  gap: var(--space-5);
  align-items: end;
}

.rates-standard-heading h2 {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-h3);
  letter-spacing: -0.02em;
}

.rates-standard-amount {
  margin-bottom: 0;
  color: var(--color-text);
  font-size: clamp(4.5rem, 3.3rem + 5vw, 7rem);
  font-weight: var(--font-weight-heading);
  letter-spacing: -0.06em;
  line-height: 0.9;
}

.rates-standard-amount span {
  display: block;
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-body);
  letter-spacing: -0.015em;
  line-height: 1.4;
}

.rates-standard-copy p {
  margin-bottom: 0;
  font-size: var(--font-size-lead);
  line-height: 1.55;
}

.rates-payment-section {
  border-bottom: 1px solid var(--color-border);
}

.rates-payment-heading {
  margin-bottom: var(--space-6);
}

.rates-payment-grid {
  display: grid;
  gap: var(--space-5);
}

.rates-payment-block {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-strong);
}

.rates-payment-block h3 {
  margin-bottom: var(--space-3);
}

.rates-payment-block p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.rates-funded-section {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.rates-funded-grid {
  display: grid;
  gap: var(--space-5);
}

.rates-funded-grid .section-heading h2 {
  max-width: 19ch;
  font-size: var(--font-size-card-title);
}

.rates-funded-copy > :last-child {
  color: var(--color-muted);
}

.rates-getting-started .getting-started-panel {
  border-top: 0.35rem solid var(--ids-violet);
}

.rates-cta-copy > p {
  margin-bottom: 0;
  color: var(--color-muted);
}

.rates-cta-copy .action-row {
  margin-top: var(--space-4);
}

/* Get Started page patterns */
.contact-page {
  --nav-current-accent: var(--color-white);
  --page-accent: var(--ids-blue);
}

.contact-page .mobile-nav nav {
  right: 0;
  left: auto;
  width: calc(100vw - 2rem);
}

.contact-page .mobile-nav .button[aria-current="page"] {
  background: var(--ids-blue);
}

.contact-page .mobile-nav .button[aria-current="page"]:hover {
  background: var(--ids-blue-dark);
}

.contact-page .contact-page-hero {
  min-height: auto;
  padding-block: clamp(3rem, 6vw, 5.5rem);
}

.contact-page .page-hero-copy h1 {
  max-width: 14ch;
}

.contact-page .page-hero-copy .lead {
  max-width: 58rem;
}

.contact-form-section {
  padding-block: clamp(2.5rem, 4.5vw, 4.5rem);
  border-bottom: 1px solid var(--color-border);
}

.contact-form-column,
.contact-content-column {
  max-width: 52rem;
}

.contact-form-column iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  border: 0;
}

.contact-form-fallback {
  margin: var(--space-3) 0 0;
  color: var(--color-muted);
  font-size: var(--font-size-small);
}

.contact-follow-up-section,
.contact-direct-section {
  padding-block: clamp(3rem, 5vw, 4.5rem);
}

.contact-follow-up-section {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.contact-content-column h2 {
  max-width: 22ch;
  margin-bottom: var(--space-4);
  font-size: clamp(1.75rem, 1.45rem + 1.2vw, 2.6rem);
}

.contact-direct-intro {
  margin-bottom: var(--space-5);
  color: var(--color-muted);
}

.contact-primary-methods {
  display: grid;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-block: 1px solid var(--color-border-strong);
}

.contact-primary-methods p {
  min-width: 0;
  margin-bottom: 0;
}

.contact-primary-methods a {
  display: inline-block;
  max-width: 100%;
  padding-block: 0.2rem;
  font-size: var(--font-size-lead);
  font-weight: var(--font-weight-medium);
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.contact-method-label {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--color-muted);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* 404 page pattern */
.not-found-page {
  --page-accent: var(--ids-violet);

  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.not-found-page main {
  display: grid;
  flex: 1;
}

.not-found-hero {
  display: grid;
  align-items: center;
}

.not-found-code {
  margin-bottom: var(--space-3);
  color: var(--ids-violet);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-heading);
  letter-spacing: 0.12em;
}

@media (max-width: 47.999rem) {
  .site-header {
    background: var(--color-white);
  }

  .hero {
    min-height: auto;
    padding-bottom: var(--space-4);
  }

  .services-section {
    padding-bottom: 2.5rem;
  }

  .card-grid {
    gap: 1.25rem;
  }

  .approach-section,
  .getting-started-section {
    padding-block: 2.5rem;
  }

  .approach-inner > .button {
    margin-top: 0;
  }

  .getting-started-panel {
    gap: 1.25rem;
    padding: var(--space-4);
  }

  .footer-grid {
    gap: var(--space-3);
    padding-block: var(--space-4);
  }

  .footer-brand {
    margin-bottom: var(--space-1);
  }

  .footer-intro > p:not(.footer-brand):not(.footer-note) {
    margin-bottom: var(--space-2);
  }

  .page-hero,
  .destination-section,
  .destination-approach {
    padding-block: 3rem;
  }

  .page-hero-copy {
    padding-left: var(--space-3);
  }

  .editorial-grid {
    gap: var(--space-4);
  }

  .content-flow > * + * {
    margin-top: var(--space-3);
  }

  .destination-heading,
  .content-card h3 {
    margin-bottom: var(--space-3);
  }

  .scope-note-section {
    padding-block: var(--space-4);
  }

  .approach-thesis-section,
  .approach-matters-section,
  .approach-responsive-section,
  .approach-structure-section,
  .approach-starting-point-section,
  .approach-participation-section,
  .about-intersection-section,
  .about-technology-section,
  .about-experience-section,
  .about-purpose-section,
  .rates-payment-section,
  .rates-funded-section {
    padding-block: 3rem;
  }

  .approach-section-intro,
  .approach-responsive-intro {
    margin-bottom: var(--space-5);
  }

  .interest-examples,
  .experimentation-note {
    margin-top: var(--space-5);
  }
}

@media (max-width: 30rem) {
  .logo-text {
    display: none;
  }

  .action-row {
    align-items: stretch;
    flex-direction: column;
  }

  .action-row .button {
    width: 100%;
  }
}

@media (max-width: 23.5rem) {
  .hero-copy h1 {
    font-size: 2.4rem;
  }
}

@media (min-width: 48rem) {
  .container {
    width: min(calc(100% - 4rem), var(--container-width));
  }

  .music-page .mobile-nav nav,
  .coding-page .mobile-nav nav,
  .approach-page .mobile-nav nav,
  .about-page .mobile-nav nav,
  .rates-page .mobile-nav nav,
  .contact-page .mobile-nav nav {
    width: calc(100vw - 4rem);
  }

  .contact-primary-methods {
    grid-template-columns: minmax(12rem, 1fr) minmax(0, 1.75fr);
    column-gap: var(--space-5);
  }

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

  .hero {
    min-height: clamp(28rem, 52vh, 34rem);
    align-items: center;
    padding-block: var(--space-7) var(--space-4);
  }

  .hero .lead {
    max-width: 60rem;
  }

  .approach-inner {
    grid-template-columns: minmax(0, 2fr) minmax(18rem, 3fr);
    column-gap: clamp(2rem, 4vw, 4rem);
    align-items: center;
  }

  .getting-started-panel {
    grid-template-columns: minmax(0, 3fr) minmax(18rem, 5fr);
    column-gap: clamp(2rem, 4vw, 4rem);
    align-items: center;
  }

  .approach-inner > p,
  .approach-inner > .button,
  .getting-started-panel > p,
  .getting-started-panel > .action-row {
    grid-column: 2;
  }

  .approach-inner > p,
  .getting-started-panel > p {
    grid-row: 1;
    align-self: end;
  }

  .approach-inner > .button,
  .getting-started-panel > .action-row {
    grid-row: 2;
    align-self: start;
  }

  .approach-inner .section-heading,
  .getting-started-panel .section-heading {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: center;
  }

  .getting-started-panel .action-row {
    justify-content: flex-start;
    justify-self: start;
  }

  .getting-started-panel {
    column-gap: clamp(1.75rem, 3vw, 3rem);
  }

  .footer-grid {
    grid-template-columns: minmax(0, 3fr) minmax(18rem, 1fr);
    column-gap: clamp(2rem, 4vw, 4rem);
    align-items: start;
    padding-block: var(--space-6);
  }

  .footer-intro,
  .footer-note {
    max-width: 52rem;
  }

  .footer-contact {
    width: max-content;
    max-width: 100%;
    justify-self: end;
  }

  .page-hero {
    min-height: clamp(25rem, 44vh, 30rem);
    display: grid;
    align-items: center;
  }

  .music-overview-section,
  .coding-overview-section {
    padding-block: clamp(2.5rem, 3vw, 3rem);
  }

  .lesson-possibilities-section,
  .coding-possibilities-section {
    padding-block: clamp(3.5rem, 4.5vw, 4.5rem) clamp(3rem, 3.5vw, 3.5rem);
  }

  .destination-heading-split {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    column-gap: clamp(2rem, 4vw, 4.5rem);
    align-items: start;
    max-width: none;
  }

  .destination-heading-split h2 {
    margin-bottom: 0;
  }

  .rates-section {
    padding-block: clamp(3.25rem, 4vw, 4rem) clamp(1.75rem, 2.25vw, 2.25rem);
  }

  .destination-getting-started {
    padding-top: clamp(1.75rem, 2.25vw, 2.25rem);
  }

  .destination-getting-started .getting-started-panel {
    align-items: start;
  }

  .destination-getting-started .getting-started-panel .section-heading {
    grid-row: 1;
    align-self: start;
  }

  .destination-getting-started .getting-started-panel > p {
    align-self: start;
  }

  .rate-amount {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    column-gap: var(--space-2);
  }

  .rate-amount span {
    margin-top: 0;
  }

  .editorial-grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    column-gap: clamp(2rem, 4vw, 4.5rem);
    align-items: start;
  }

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

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

  .coding-topic-card:last-child {
    grid-column: 1 / -1;
  }

  .progression-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .materials-note {
    grid-template-columns: minmax(12rem, 1fr) minmax(0, 3fr);
    align-items: start;
    padding: var(--space-5);
  }

  .scope-note {
    grid-template-columns: minmax(12rem, 1fr) minmax(0, 3fr);
    gap: var(--space-5);
    align-items: baseline;
  }

  .approach-thesis-grid,
  .guidance-layout {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    column-gap: clamp(2rem, 4vw, 4.5rem);
    align-items: start;
  }

  .teaching-decisions,
  .approach-beats,
  .interest-examples,
  .teaching-sequence {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .approach-getting-started .getting-started-panel {
    align-items: start;
  }

  .approach-getting-started .getting-started-panel .section-heading {
    align-self: start;
  }

  .approach-cta-copy {
    grid-column: 2;
  }

  .about-cta-copy {
    grid-column: 2;
  }

  .about-intersection-grid,
  .rates-standard-grid,
  .rates-funded-grid {
    grid-template-columns: minmax(0, 3fr) minmax(0, 5fr);
    column-gap: clamp(2rem, 4vw, 4.5rem);
    align-items: start;
  }

  .rates-payment-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(2rem, 4vw, 4.5rem);
  }

  .rates-cta-copy {
    grid-column: 2;
  }
}

@media (min-width: 48rem) and (max-width: 65.999rem) {
  .editorial-grid,
  .destination-heading-split,
  .approach-thesis-grid,
  .guidance-layout,
  .rates-standard-grid,
  .rates-funded-grid,
  .scope-note,
  .getting-started-panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .getting-started-panel .section-heading,
  .getting-started-panel > p,
  .getting-started-panel > .action-row,
  .approach-cta-copy,
  .about-cta-copy,
  .rates-cta-copy {
    grid-column: 1;
    grid-row: auto;
    align-self: auto;
  }

  .scope-note {
    gap: var(--space-3);
  }

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

@media (min-width: 66rem) {
  .mobile-nav {
    display: none;
  }

  .desktop-nav {
    display: flex;
  }

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

  .about-page .page-hero-copy h1 {
    max-width: 17ch;
  }

  .rates-page .rates-page-hero,
  .rates-payment-section,
  .rates-funded-section,
  .contact-page .contact-page-hero {
    padding-block: var(--space-7);
  }

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

  .coding-topic-card:last-child {
    grid-column: auto;
  }

  .compact-list-columns {
    columns: 2;
    column-gap: var(--space-5);
  }

  .compact-list-columns li {
    break-inside: avoid;
  }

  .approach-section-intro,
  .approach-section-intro h2 {
    max-width: none;
  }

  .teaching-sequence {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .structure-choice-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--space-5);
  }

  .structure-choice-grid p + p {
    padding-left: var(--space-5);
    border-top: 0;
    border-left: 1px solid var(--color-border);
  }
}

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