@charset "UTF-8";
/* CORD: Give the eye a place to begin.
   CRIMINAL CODE: Leave the gate open when it wants to wander.
   This stylesheet is loaded only by the photography field guide. */
.learn-page {
  max-width: 1240px;
  padding-bottom: 70px;
}
.learn-page .eyebrow {
  font-size: 0.875rem;
  letter-spacing: 0.12em;
}
.learn-intro {
  padding: 58px 0 34px;
}
.learn-intro h1 {
  font-size: clamp(2.8rem, 5.4vw, 5rem);
  line-height: 1.07;
  margin: 20px 0 28px;
  letter-spacing: -0.035em;
}
.learn-intro h1 em {
  color: var(--amber);
  font-weight: 400;
}
.learn-voices {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 26px 48px;
  max-width: 1080px;
}
.learn-speaker {
  font: 600 0.875rem/1.6 var(--sans);
  color: var(--amber);
  margin-bottom: 10px;
}
.learn-speaker span {
  color: var(--muted);
  font-weight: 400;
}
.learn-code {
  padding-left: 22px;
  border-left: 2px solid var(--amber);
}
.learn-code > p:last-child {
  color: #d5dce0;
}
.learn-page strong {
  color: var(--ink);
  font-weight: 600;
}
.learn-contents {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 32px;
  padding: 10px 0 22px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.learn-contents a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 0.9375rem;
  padding: 10px 0;
  text-underline-offset: 5px;
}
.learn-contents a:hover {
  text-decoration: underline;
}
.learn-contents span {
  color: var(--amber);
  font: 0.875rem var(--mono);
}
.learn-lesson {
  padding: 65px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 20px;
}
.learn-heading {
  margin-bottom: 26px;
}
.learn-heading h2 {
  font-size: clamp(2rem, 3.7vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-top: 10px;
  max-width: 25ch;
}
.learn-split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 30px 48px;
  align-items: start;
}
.learn-split .learn-voices {
  grid-template-columns: 1fr;
  gap: 24px;
}
.learn-exercise {
  max-width: 82ch;
  margin-top: 28px;
  padding: 18px 22px;
  border-left: 2px solid var(--amber);
  background: var(--surface);
}
.learn-photo {
  min-width: 0;
}
.learn-photo-frame {
  position: relative;
  margin-top: 14px;
}
.learn-photo img {
  width: 100%;
  height: auto;
}
.learn-photo figcaption {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  margin-top: 15px;
  max-width: 78ch;
}
.learn-photo figcaption span {
  display: block;
  margin-top: 5px;
}
.learn-grid-switch {
  width: 20px;
  height: 20px;
  margin: 0 8px 0 0;
  vertical-align: middle;
  accent-color: var(--amber);
  cursor: pointer;
}
.learn-grid-label {
  display: inline-block;
  padding: 10px 0;
  min-height: 44px;
  font-size: 0.875rem;
  cursor: pointer;
}
.learn-thirds {
  display: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  fill: none;
  stroke: white;
  stroke-width: 1;
  filter: drop-shadow(0 1px 1px #000);
}
.learn-grid-switch:checked ~ .learn-photo-frame .learn-thirds {
  display: block;
}
.learn-light-pair {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-top: 28px;
}
.learn-controls,
.learn-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
  margin-top: 34px;
}
.learn-controls > section,
.learn-principles > section {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}
.learn-controls h3,
.learn-principles h3 {
  font-size: 1.6rem;
  line-height: 1.25;
  margin-bottom: 14px;
}
.learn-controls section > p + p {
  margin-top: 14px;
}
.learn-setting {
  color: var(--amber);
  font: 1.125rem/1.5 var(--mono);
  margin-bottom: 20px;
}
.learn-note {
  max-width: 90ch;
  color: var(--muted);
  margin-top: 28px;
}
.learn-table-wrap {
  overflow-x: auto;
  margin-top: 30px;
}
.learn-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 1rem;
}
.learn-table caption {
  text-align: left;
  font-weight: 600;
  padding-bottom: 18px;
}
.learn-table th,
.learn-table td {
  padding: 17px 20px 17px 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.learn-table th:last-child,
.learn-table td:last-child {
  padding-right: 0;
}
.learn-table thead th {
  color: var(--amber);
  font-weight: 500;
}
.learn-table th[scope='row'] {
  font-weight: 500;
  min-width: 120px;
}
.learn-table td {
  color: var(--muted);
}
.learn-list {
  margin: 28px 0 0;
  padding-left: 22px;
  max-width: 90ch;
}
.learn-list li + li {
  margin-top: 12px;
}
.learn-break .learn-table {
  table-layout: fixed;
}
.learn-break .learn-table th[scope='row'] {
  width: 36%;
}
.learn-fixes {
  margin-top: 30px;
  border-block: 1px solid var(--line);
}
.learn-fixes summary {
  font-size: 1.125rem;
  padding: 20px 0;
  cursor: pointer;
  color: var(--amber);
}
.learn-fixes dl {
  margin: 0;
  padding-bottom: 25px;
  max-width: 85ch;
}
.learn-fixes dt {
  font-weight: 600;
  margin-top: 20px;
}
.learn-fixes dd {
  margin: 6px 0 0;
  color: var(--muted);
}
.learn-assignment {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 48px;
  margin: 32px 0 0;
  padding-left: 26px;
}
.learn-assignment li::marker {
  color: var(--amber);
}
.learn-assignment strong {
  display: block;
}
.learn-signoff {
  margin: 35px 0;
}
.learn-signoff .learn-motto {
  font: italic clamp(1.7rem, 4vw, 2.6rem) / 1.3 var(--serif);
  margin-bottom: 24px;
}
.learn-fieldwork > .text-link {
  white-space: normal;
}
.learn-references {
  padding: 32px 0 0;
  max-width: 85ch;
  color: var(--muted);
  font-size: 0.875rem;
}
.learn-references h2 {
  font: 600 1rem/1.5 var(--sans);
  color: var(--ink);
  margin-bottom: 12px;
}
.learn-references a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
@media (max-width: 900px) {
  .learn-split {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .learn-controls {
    grid-template-columns: 1fr;
  }
  .learn-contents {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 22px;
  }
}
@media (max-width: 600px) {
  .learn-intro {
    padding-top: 35px;
  }
  .learn-intro h1 {
    font-size: 2.8rem;
  }
  .learn-voices,
  .learn-light-pair,
  .learn-principles,
  .learn-assignment {
    grid-template-columns: 1fr;
  }
  .learn-contents {
    column-gap: 18px;
  }
  .learn-contents a {
    gap: 8px;
    line-height: 1.5;
  }
  .learn-contents span {
    flex-shrink: 0;
  }
  .learn-lesson {
    padding: 42px 0;
  }
  .learn-table th,
  .learn-table td {
    padding-right: 14px;
    min-width: 0;
    overflow-wrap: anywhere;
  }
}