/* Week 01 orientation. The shared course tokens remain the source of truth. */
/* Shape rule: 6px for content surfaces, 4px for compact navigation controls. */

html.orientation-document {
  scroll-behavior: auto;
}

body.course-contents-programming.orientation-page {
  --orientation-rule: color-mix(in srgb, var(--accent) 28%, var(--line));
  --orientation-wash: color-mix(in srgb, var(--accent-soft) 58%, var(--paper));
  background: var(--bg);
}

body.course-contents-programming.orientation-page [id] {
  scroll-margin-top: 96px;
}

body.course-contents-programming.orientation-page .lesson-header {
  background: color-mix(in srgb, var(--paper) 96%, transparent);
}

body.course-contents-programming.orientation-page .lesson-sequence a,
body.course-contents-programming.orientation-page .inline-resource-card,
body.course-contents-programming.orientation-page .figure-links a {
  transition: transform 160ms var(--ease-out), border-color 160ms ease, color 160ms ease;
}

body.course-contents-programming.orientation-page .lesson-sequence a:active,
body.course-contents-programming.orientation-page .inline-resource-card:active,
body.course-contents-programming.orientation-page .figure-links a:active {
  transform: scale(0.97);
}

body.course-contents-programming.orientation-page .orientation-hero {
  background: var(--paper);
}

body.course-contents-programming.orientation-page .orientation-hero .hero-inner {
  min-height: min(680px, calc(100dvh - 58px));
  padding: clamp(52px, 8vh, 82px) 0;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
  gap: clamp(48px, 7vw, 88px);
  align-items: center;
}

body.course-contents-programming.orientation-page .orientation-hero-copy {
  min-width: 0;
}

body.course-contents-programming.orientation-page .orientation-hero .eyebrow {
  margin-bottom: 18px;
  color: var(--accent-ink);
  letter-spacing: 0.08em;
}

body.course-contents-programming.orientation-page .orientation-hero h1 {
  max-width: 650px;
  font-size: clamp(40px, 4.4vw, 56px);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 1.07;
  text-wrap: balance;
}

body.course-contents-programming.orientation-page .orientation-hero .lead {
  max-width: 470px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

body.course-contents-programming.orientation-page .orientation-hero-visual {
  min-width: 0;
  margin: 0;
  border: 1px solid var(--orientation-rule);
  border-radius: 6px;
  overflow: hidden;
  background: var(--accent-soft);
  box-shadow: 0 28px 68px color-mix(in srgb, var(--accent-strong) 13%, transparent);
}

body.course-contents-programming.orientation-page .orientation-hero-visual img {
  width: 100%;
  height: auto;
  display: block;
}

body.course-contents-programming.orientation-page .layout,
body.course-contents-programming.orientation-page main.layout {
  padding: 76px 0 124px;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 240px);
  gap: 34px;
}

body.course-contents-programming.orientation-page .article {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

body.course-contents-programming.orientation-page .article > p {
  max-width: none;
}

body.course-contents-programming.orientation-page mark {
  background: #ffe34a;
  color: #0d110e;
  padding: 0.05em 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

body.course-contents-programming.orientation-page .article h2 {
  display: block;
  counter-increment: none;
}

body.course-contents-programming.orientation-page .article h2::before {
  content: none;
}

body.course-contents-programming.orientation-page .article > h2 {
  margin: 96px 0 24px;
  padding-top: 30px;
  border-top: 1px solid var(--orientation-rule);
  font-size: clamp(28px, 3.2vw, 38px);
  font-weight: 760;
  letter-spacing: -0.04em;
  line-height: 1.18;
  text-wrap: balance;
}

body.course-contents-programming.orientation-page .article h3 {
  margin-top: 42px;
  font-size: 21px;
  font-weight: 730;
  letter-spacing: -0.025em;
}

body.course-contents-programming.orientation-page .article h4 {
  margin-top: 28px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

body.course-contents-programming.orientation-page .orientation-opening {
  margin-bottom: 68px;
  padding-bottom: 68px;
  border-bottom: 1px solid var(--orientation-rule);
  display: grid;
  grid-template-columns: minmax(190px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(36px, 6vw, 68px);
  align-items: start;
}

body.course-contents-programming.orientation-page .orientation-opening h2,
body.course-contents-programming.orientation-page .orientation-agenda-section > h2 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: clamp(27px, 3vw, 36px);
  font-weight: 760;
  letter-spacing: -0.04em;
  line-height: 1.16;
}

body.course-contents-programming.orientation-page .orientation-opening-copy p {
  margin-top: 17px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

body.course-contents-programming.orientation-page .orientation-goals {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style-position: inside;
}

body.course-contents-programming.orientation-page .orientation-goals li {
  margin: 0;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.65;
}

body.course-contents-programming.orientation-page .orientation-goals strong {
  color: var(--ink-strong);
}

body.course-contents-programming.orientation-page .orientation-agenda-section {
  margin-bottom: 82px;
}

body.course-contents-programming.orientation-page .orientation-agenda {
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}

body.course-contents-programming.orientation-page .orientation-agenda li {
  margin: 0;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(180px, 0.82fr) minmax(0, 1.18fr);
  gap: 18px;
  align-items: baseline;
}

body.course-contents-programming.orientation-page .orientation-agenda strong {
  color: var(--ink-strong);
  font-size: 14px;
  line-height: 1.5;
}

body.course-contents-programming.orientation-page .orientation-agenda p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

body.course-contents-programming.orientation-page .orientation-pace-note {
  margin-top: 24px;
}

body.course-contents-programming.orientation-page .callout {
  margin: 24px 0 32px;
  padding: 19px 0 19px 22px;
  border: 0;
  border-left: 2px solid var(--accent);
  border-radius: 0;
  background: transparent;
}

body.course-contents-programming.orientation-page .callout-question,
body.course-contents-programming.orientation-page .callout-warning,
body.course-contents-programming.orientation-page .callout-success,
body.course-contents-programming.orientation-page .callout-tip {
  border-left-color: var(--accent-ink);
}

body.course-contents-programming.orientation-page .callout-title {
  color: var(--accent-ink);
  font-size: 13px;
}

body.course-contents-programming.orientation-page .worksheet {
  margin: 24px 0 34px;
  padding: 24px;
  border: 1px solid var(--orientation-rule);
  border-radius: 6px;
  background: var(--orientation-wash);
}

body.course-contents-programming.orientation-page .worksheet-label,
body.course-contents-programming.orientation-page .pipeline-label,
body.course-contents-programming.orientation-page .case-kicker,
body.course-contents-programming.orientation-page .inline-resource-card > span {
  color: var(--accent-ink);
}

body.course-contents-programming.orientation-page .pipeline {
  margin-block: 26px 34px;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 12px;
}

body.course-contents-programming.orientation-page .pipeline-step {
  padding: 20px;
  border-color: var(--orientation-rule);
  background: var(--paper);
}

body.course-contents-programming.orientation-page .official-work-panel {
  margin: 8px 0 28px;
  padding: 20px 0 20px 22px;
  border-left: 2px solid var(--accent);
}

body.course-contents-programming.orientation-page .official-work-panel p {
  margin: 0;
  max-width: none;
}

body.course-contents-programming.orientation-page .official-work-panel .figure-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-top: 14px;
}

body.course-contents-programming.orientation-page .process-rule {
  margin: 18px 0 28px;
  padding: 20px 22px;
  border: 1px solid var(--orientation-rule);
  background: var(--paper);
}

body.course-contents-programming.orientation-page .process-rule p,
body.course-contents-programming.orientation-page .process-rule li {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.7;
}

body.course-contents-programming.orientation-page .process-rule p {
  margin: 0 0 10px;
}

body.course-contents-programming.orientation-page .process-rule ol {
  margin: 0;
  padding-left: 22px;
}

body.course-contents-programming.orientation-page .process-walk {
  margin: 12px 0 28px;
  padding-left: 22px;
}

body.course-contents-programming.orientation-page .process-walk li {
  margin: 10px 0;
  line-height: 1.7;
}

body.course-contents-programming.orientation-page .case-studio {
  margin: 22px 0 36px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

body.course-contents-programming.orientation-page .case-studio canvas {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--orientation-rule);
  background: var(--paper);
}

body.course-contents-programming.orientation-page .case-studio canvas[data-interruptions-studio] {
  aspect-ratio: 1 / 1;
  min-height: 280px;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-datamatics-studio],
body.course-contents-programming.orientation-page .case-studio canvas[data-flight-studio],
body.course-contents-programming.orientation-page .case-studio canvas[data-pulse-studio] {
  aspect-ratio: 16 / 9;
  background: #050607;
  border-color: #1b2428;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-flight-studio] {
  background: #07080a;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-wind-studio] {
  aspect-ratio: 16 / 9;
  background: #fcfcf9;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-pulse-studio] {
  background: #0b0c0b;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-morellet-studio] {
  aspect-ratio: 3 / 2;
  min-height: 220px;
  background: #fcfcf9;
}

body.course-contents-programming.orientation-page .case-studio canvas[data-listening-studio] {
  aspect-ratio: 16 / 9;
  background: #050607;
  border-color: #1b2428;
}

body.course-contents-programming.orientation-page .case-studio-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  margin-top: 12px;
}

body.course-contents-programming.orientation-page .case-studio-bar p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

body.course-contents-programming.orientation-page .case-studio-bar button {
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink-strong);
  font: 650 13px/1.2 var(--sans);
  cursor: pointer;
}

body.course-contents-programming.orientation-page .case-studio-bar button:active {
  transform: scale(0.98);
}

@media (hover: hover) and (pointer: fine) {
  body.course-contents-programming.orientation-page .case-studio-bar button:hover {
    border-color: var(--accent-ink);
    color: var(--accent-ink);
  }
}

body.course-contents-programming.orientation-page .lecture-figure {
  margin-block: 30px 40px;
}

body.course-contents-programming.orientation-page .lecture-figure img,
body.course-contents-programming.orientation-page .article img {
  border: 1px solid var(--orientation-rule);
}

body.course-contents-programming.orientation-page .case-figure {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

body.course-contents-programming.orientation-page .visual-link {
  overflow: hidden;
}

body.course-contents-programming.orientation-page .visual-link img {
  transition: transform 220ms var(--ease-out), border-color 160ms ease;
}

body.course-contents-programming.orientation-page .table-wrap {
  margin-block: 24px 38px;
  border-top: 1px solid var(--line-strong);
}

body.course-contents-programming.orientation-page table {
  min-width: 610px;
  border-collapse: collapse;
}

body.course-contents-programming.orientation-page th,
body.course-contents-programming.orientation-page td {
  padding: 13px 12px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
}

body.course-contents-programming.orientation-page thead th {
  background: transparent;
  color: var(--quiet);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

body.course-contents-programming.orientation-page tbody th[scope="row"],
body.course-contents-programming.orientation-page tr:nth-child(even) td {
  background: transparent;
}

body.course-contents-programming.orientation-page tbody th[scope="row"] {
  color: var(--ink-strong);
}

body.course-contents-programming.orientation-page .official-case-grid {
  margin-block: 28px 38px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

body.course-contents-programming.orientation-page .official-case-card {
  border-color: var(--orientation-rule);
  background: var(--paper);
}

body.course-contents-programming.orientation-page .official-case-card:first-child {
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
}

body.course-contents-programming.orientation-page .official-case-card:first-child .official-case-figure {
  border-right: 1px solid var(--line);
  border-bottom: 0;
}

body.course-contents-programming.orientation-page .official-case-figure {
  background: var(--orientation-wash);
}

body.course-contents-programming.orientation-page .case-data-map {
  gap: 10px;
}

body.course-contents-programming.orientation-page .concept-check-list summary {
  transition: color 160ms ease;
}

body.course-contents-programming.orientation-page .inline-resource-card {
  border-color: var(--orientation-rule);
  background: var(--orientation-wash);
}

body.course-contents-programming.orientation-page .reference-list {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 32px;
}

body.course-contents-programming.orientation-page .reference-list li,
body.course-contents-programming.orientation-page .reference-list li:last-child {
  margin: 0;
  padding: 15px 0;
  border-top: 1px solid var(--line);
  border-bottom: 0;
}

body.course-contents-programming.orientation-page .orientation-toc {
  top: 86px;
  max-height: calc(100dvh - 116px);
  padding: 2px 0 2px 20px;
  border: 0;
  border-left: 1px solid var(--orientation-rule);
  border-radius: 0;
  background: transparent;
}

body.course-contents-programming.orientation-page .orientation-toc .toc-title {
  margin: 0 0 12px;
  color: var(--ink-strong);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 720;
  letter-spacing: -0.01em;
  text-transform: none;
}

body.course-contents-programming.orientation-page .orientation-toc ol {
  gap: 2px;
}

body.course-contents-programming.orientation-page .orientation-toc a {
  padding: 7px 0 7px 12px;
  border-left: 2px solid transparent;
  border-radius: 0;
  color: var(--quiet);
  font-size: 11.5px;
  line-height: 1.45;
  transition: color 160ms ease, border-color 160ms ease, transform 160ms var(--ease-out);
}

body.course-contents-programming.orientation-page .orientation-toc a:hover,
body.course-contents-programming.orientation-page .orientation-toc a[aria-current="location"] {
  background: transparent;
  color: var(--accent-ink);
  text-decoration: none;
}

body.course-contents-programming.orientation-page .orientation-toc a[aria-current="location"] {
  border-left-color: var(--accent-ink);
  font-weight: 680;
}

body.course-contents-programming.orientation-page .orientation-toc a:active {
  transform: translateY(1px);
}

body.course-contents-programming.orientation-page > .footer-note {
  margin-top: -58px;
}

@media (hover: hover) and (pointer: fine) {
  body.course-contents-programming.orientation-page .visual-link:hover img {
    transform: scale(1.01);
  }
}

@media (prefers-reduced-motion: no-preference) {
  body.course-contents-programming.orientation-page .orientation-hero-copy > *,
  body.course-contents-programming.orientation-page .orientation-hero-visual {
    opacity: 1;
    transform: translateY(0) scale(1);
    transition-property: opacity, transform;
    transition-duration: 460ms;
    transition-timing-function: var(--ease-out);
  }

  body.course-contents-programming.orientation-page .orientation-hero-copy > :nth-child(2) {
    transition-delay: 45ms;
  }

  body.course-contents-programming.orientation-page .orientation-hero-copy > :nth-child(3) {
    transition-delay: 90ms;
  }

  body.course-contents-programming.orientation-page .orientation-hero-visual {
    transition-delay: 120ms;
    transition-duration: 560ms;
  }

  @starting-style {
    body.course-contents-programming.orientation-page .orientation-hero-copy > * {
      opacity: 0;
      transform: translateY(14px);
    }

    body.course-contents-programming.orientation-page .orientation-hero-visual {
      opacity: 0;
      transform: translateY(12px) scale(0.985);
    }
  }
}

@media (max-width: 980px) {
  body.course-contents-programming.orientation-page .orientation-hero .hero-inner {
    min-height: 0;
    padding-block: 48px;
    grid-template-columns: 1fr;
    gap: 36px;
  }

  body.course-contents-programming.orientation-page .orientation-hero h1 {
    max-width: 720px;
  }

  body.course-contents-programming.orientation-page .orientation-hero-visual {
    width: min(100%, 600px, 54dvh);
  }

  body.course-contents-programming.orientation-page .layout,
  body.course-contents-programming.orientation-page main.layout {
    padding-top: 0;
    grid-template-columns: 1fr;
    gap: 52px;
  }

  body.course-contents-programming.orientation-page .orientation-toc {
    position: sticky;
    top: 68px;
    z-index: 30;
    order: -1;
    max-height: none;
    padding: 10px 0;
    border: 0;
    border-bottom: 1px solid var(--orientation-rule);
    background: color-mix(in srgb, var(--bg) 95%, transparent);
    backdrop-filter: blur(14px);
    overflow-x: auto;
    scrollbar-width: none;
  }

  body.course-contents-programming.orientation-page .orientation-toc::-webkit-scrollbar {
    display: none;
  }

  body.course-contents-programming.orientation-page .orientation-toc .toc-title {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
  }

  body.course-contents-programming.orientation-page .orientation-toc ol {
    display: flex;
    gap: 4px;
    scroll-snap-type: x proximity;
  }

  body.course-contents-programming.orientation-page .orientation-toc li {
    flex: 0 0 auto;
    scroll-snap-align: start;
  }

  body.course-contents-programming.orientation-page .orientation-toc a {
    padding: 8px 11px;
    border: 1px solid transparent;
    border-radius: 4px;
    white-space: nowrap;
  }

  body.course-contents-programming.orientation-page .orientation-toc a[aria-current="location"] {
    border-color: var(--orientation-rule);
    background: var(--orientation-wash);
  }
}

@media (max-width: 760px) {
  body.course-contents-programming.orientation-page .orientation-hero .hero-inner {
    padding-block: 42px;
    gap: 32px;
  }

  body.course-contents-programming.orientation-page .orientation-hero h1 {
    font-size: clamp(36px, 11vw, 46px);
    line-height: 1.08;
  }

  body.course-contents-programming.orientation-page .orientation-hero .lead {
    margin-top: 18px;
    font-size: 15px;
  }

  body.course-contents-programming.orientation-page .layout,
  body.course-contents-programming.orientation-page main.layout {
    padding-bottom: 92px;
  }

  body.course-contents-programming.orientation-page .orientation-opening {
    margin-bottom: 54px;
    padding-bottom: 54px;
    grid-template-columns: 1fr;
    gap: 26px;
  }

  body.course-contents-programming.orientation-page .orientation-agenda-section {
    margin-bottom: 68px;
  }

  body.course-contents-programming.orientation-page .orientation-agenda li {
    padding-block: 16px;
    grid-template-columns: minmax(160px, 0.7fr) minmax(0, 1fr);
    gap: 5px 14px;
  }

  body.course-contents-programming.orientation-page .article > h2 {
    margin-top: 76px;
    padding-top: 24px;
    font-size: 29px;
  }

  body.course-contents-programming.orientation-page .article h3 {
    margin-top: 36px;
    font-size: 19px;
  }

  body.course-contents-programming.orientation-page .worksheet {
    padding: 20px;
  }

  body.course-contents-programming.orientation-page .official-case-grid,
  body.course-contents-programming.orientation-page .official-case-card:first-child,
  body.course-contents-programming.orientation-page .reference-list {
    grid-template-columns: 1fr;
  }

  body.course-contents-programming.orientation-page .official-case-card:first-child {
    grid-column: auto;
  }

  body.course-contents-programming.orientation-page .official-case-card:first-child .official-case-figure {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  body.course-contents-programming.orientation-page .pipeline {
    grid-template-columns: 1fr;
  }

  body.course-contents-programming.orientation-page .pipeline-arrow {
    display: none;
  }

  body.course-contents-programming.orientation-page > .footer-note {
    margin-top: -42px;
  }
}

@media (max-width: 480px) {
  body.course-contents-programming.orientation-page .orientation-agenda li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  body.course-contents-programming.orientation-page .orientation-agenda p {
    grid-column: auto;
  }

  body.course-contents-programming.orientation-page .callout {
    padding-left: 18px;
  }

  body.course-contents-programming.orientation-page table {
    min-width: 560px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.course-contents-programming.orientation-page .lesson-sequence a,
  body.course-contents-programming.orientation-page .inline-resource-card,
  body.course-contents-programming.orientation-page .figure-links a,
  body.course-contents-programming.orientation-page .visual-link img,
  body.course-contents-programming.orientation-page .concept-check-list summary,
  body.course-contents-programming.orientation-page .orientation-toc a {
    transition: none;
  }
}

@media print {
  body.course-contents-programming.orientation-page mark {
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  body.course-contents-programming.orientation-page .orientation-hero .hero-inner {
    min-height: 0;
    padding-block: 24px;
  }

  body.course-contents-programming.orientation-page .orientation-hero-visual {
    box-shadow: none;
  }

  body.course-contents-programming.orientation-page .layout,
  body.course-contents-programming.orientation-page main.layout {
    padding-top: 32px;
  }
}