:root {
  --al-glass: #e4f1ee;
  --al-panel: #fbfffd;
  --al-panel-2: #f2f8f5;
  --al-ink: #202039;
  --al-muted: #5d6e70;
  --al-rule: #a8beb8;
  --al-violet: #6452c4;
  --al-citron: #d8ff5a;
  --al-coral: #cf4f4f;
  --al-shadow: #c8d9d4;
  --al-max: 1180px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--al-glass);
  color: var(--al-ink);
  font-family: Georgia, Cambria, serif;
  line-height: 1.55;
}

a { color: inherit; }

.al-home, .al-article-shell {
  width: min(var(--al-max), calc(100vw - 32px));
  margin: 0 auto;
}

.al-hero {
  padding: 28px 0 18px;
}

.al-query-label, .al-section-label, .al-rail-label, .al-card-top, .al-feature-marker, .al-publication, .al-back, .al-author, .al-kicker {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}

.al-query-label {
  display: inline-block;
  border: 1px solid var(--al-rule);
  background: var(--al-panel);
  padding: 8px 12px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--al-muted);
}

.al-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.7fr);
  gap: 18px;
  margin-top: 14px;
  align-items: stretch;
}

.al-hero-copy {
  background: var(--al-panel);
  border: 1px solid var(--al-rule);
  padding: clamp(28px, 5vw, 68px);
  position: relative;
}

.al-hero-copy::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 18px;
  bottom: 18px;
  width: 8px;
  background: var(--al-citron);
  border: 1px solid #bad84f;
}

.al-kicker {
  margin: 0 0 16px 22px;
  color: var(--al-violet);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-hero h1 {
  margin: 0 0 16px 22px;
  max-width: 780px;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: clamp(3rem, 8.5vw, 7.8rem);
  line-height: 0.9;
  letter-spacing: -0.09em;
}

.al-dek {
  margin: 0 0 20px 22px;
  max-width: 760px;
  font-size: clamp(1.08rem, 2vw, 1.45rem);
  color: #29373f;
}

.al-author {
  margin: 0 0 0 22px;
  font-size: 0.82rem;
  color: var(--al-muted);
}

.al-extraction-aperture {
  background: var(--al-panel-2);
  border: 1px solid var(--al-rule);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 330px;
}

.al-aperture-cap {
  align-self: flex-start;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--al-muted);
  border: 1px solid var(--al-rule);
  padding: 6px 8px;
  background: var(--al-panel);
}

.al-bracket-row {
  display: grid;
  grid-template-columns: 28px 1fr 28px;
  gap: 10px;
  align-items: center;
  margin: 34px 0 18px;
}

.al-bracket-row b {
  display: block;
  height: 98px;
  border-top: 4px solid var(--al-violet);
  border-bottom: 4px solid var(--al-violet);
}

.al-bracket-row b:first-child { border-left: 4px solid var(--al-violet); }
.al-bracket-row b:last-child { border-right: 4px solid var(--al-violet); }

.al-bracket-row span {
  height: 18px;
  background: var(--al-citron);
  border: 1px solid #b9d94d;
}

.al-extraction-aperture p {
  margin: 0;
  font-size: 1.05rem;
  color: #2a3438;
}

.al-aperture-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 24px;
}

.al-aperture-tabs i {
  display: block;
  height: 12px;
  border: 1px solid var(--al-rule);
  background: var(--al-panel);
}

.al-aperture-tabs i:nth-child(2) { background: var(--al-citron); }
.al-aperture-tabs i:nth-child(4) { background: #e8dcff; }

.al-topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.al-topic-chips a, .al-topic-chips span {
  display: inline-flex;
  padding: 8px 11px;
  background: var(--al-panel);
  border: 1px solid var(--al-rule);
  color: var(--al-muted);
  text-decoration: none;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 0.78rem;
}

.al-answer-anatomy, .al-question-sorter, .al-feature, .al-archive {
  margin-top: 18px;
  background: var(--al-panel);
  border: 1px solid var(--al-rule);
  padding: clamp(22px, 4vw, 44px);
}

.al-section-label {
  margin: 0 0 10px;
  color: var(--al-violet);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-answer-anatomy h2, .al-question-sorter h2, .al-feature h2, .al-archive h2 {
  margin: 0;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  letter-spacing: -0.06em;
  line-height: 1;
}

.al-answer-anatomy h2 { max-width: 780px; font-size: clamp(2rem, 4.5vw, 4.5rem); }
.al-question-sorter h2, .al-feature h2, .al-archive h2 { font-size: clamp(1.7rem, 3.3vw, 3.2rem); }

.al-answer-anatomy > p, .al-feature p, .al-question-sorter > p + h2 + .al-sort-grid {
  margin-top: 18px;
}

.al-answer-anatomy > p, .al-feature p {
  max-width: 760px;
  font-size: 1.12rem;
  color: #2b383b;
}

.al-anatomy-list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.al-anatomy-list li, .al-sort-grid article {
  border: 1px solid var(--al-rule);
  background: var(--al-panel-2);
  padding: 18px;
}

.al-anatomy-list strong, .al-sort-grid h3 {
  display: block;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  letter-spacing: -0.04em;
  margin: 0 0 8px;
}

.al-anatomy-list span, .al-sort-grid p {
  display: block;
  margin: 0;
  color: var(--al-muted);
}

.al-sort-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.al-feature {
  border-left: 12px solid var(--al-citron);
}

.al-feature-marker {
  display: inline-block;
  padding: 6px 9px;
  margin-bottom: 16px;
  background: #e8dcff;
  border: 1px solid var(--al-violet);
  color: var(--al-violet);
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-archive-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.al-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.al-answer-card {
  min-height: 100%;
}

.al-card-link {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  gap: 16px;
  padding: 18px;
  background: var(--al-panel-2);
  border: 1px solid var(--al-rule);
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.al-card-link:hover {
  border-color: var(--al-violet);
  transform: translateY(-2px);
}

.al-card-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--al-muted);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.al-card-slot {
  display: grid;
  grid-template-columns: 16px 1fr 16px;
  gap: 9px;
  align-items: stretch;
}

.al-slot-left, .al-slot-right {
  display: block;
  min-height: 88px;
  border-top: 3px solid var(--al-violet);
  border-bottom: 3px solid var(--al-violet);
}

.al-slot-left { border-left: 3px solid var(--al-violet); }
.al-slot-right { border-right: 3px solid var(--al-violet); }

.al-card-slot h2 {
  margin: 0;
  align-self: center;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  line-height: 1.04;
  letter-spacing: -0.055em;
  font-size: 1.35rem;
}

.al-answer-card p {
  margin: 0;
  color: #344347;
}

.al-card-checks {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--al-muted);
}

.al-card-checks span {
  border: 1px solid var(--al-rule);
  background: var(--al-panel);
  padding: 5px 7px;
}

.al-article-top {
  padding: 28px 0 16px;
}

.al-back {
  margin-bottom: 12px;
  font-size: 0.75rem;
  color: var(--al-muted);
}

.al-publication {
  display: inline-block;
  margin: 0 0 12px;
  padding: 7px 10px;
  border: 1px solid var(--al-rule);
  background: var(--al-panel);
  color: var(--al-violet);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-article-top h1 {
  margin: 0;
  max-width: 920px;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: clamp(2.3rem, 6.5vw, 6rem);
  line-height: 0.96;
  letter-spacing: -0.08em;
}

.al-meta {
  margin-top: 18px;
  color: var(--al-muted);
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 0.78rem;
}

.al-retrieval-sheet {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 230px;
  gap: 14px;
  align-items: start;
  margin-bottom: 42px;
}

.al-question-margin, .al-rubric-panel, .al-article-body {
  background: var(--al-panel);
  border: 1px solid var(--al-rule);
}

.al-question-margin, .al-rubric-panel {
  position: sticky;
  top: 14px;
  padding: 16px;
}

.al-rail-label {
  margin: 0 0 12px;
  color: var(--al-violet);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-question-margin ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.al-question-margin li {
  padding: 10px 0;
  border-top: 1px solid var(--al-rule);
  color: #39484b;
  font-size: 0.9rem;
}

.al-rubric-panel dl {
  margin: 0;
}

.al-rubric-panel dt {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--al-muted);
  border-top: 1px solid var(--al-rule);
  padding-top: 10px;
}

.al-rubric-panel dd {
  margin: 3px 0 12px;
  color: #263539;
}

.al-article-body {
  padding: clamp(22px, 4vw, 54px);
  font-size: 1.08rem;
}

.al-answer-prime {
  border: 1px solid var(--al-rule);
  border-left: 10px solid var(--al-citron);
  background: var(--al-panel-2);
  padding: 16px 18px;
  margin-bottom: 30px;
}

.al-answer-prime span {
  display: block;
  margin-bottom: 6px;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  color: var(--al-violet);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

.al-answer-prime strong {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  letter-spacing: -0.04em;
  font-size: 1.2rem;
}

.al-article-body h2, .al-article-body h3 {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  letter-spacing: -0.05em;
  line-height: 1.08;
  margin: 2em 0 0.6em;
}

.al-article-body h2 { font-size: 2rem; }
.al-article-body h3 { font-size: 1.35rem; }

.al-article-body p, .al-article-body ul, .al-article-body ol {
  max-width: 720px;
}

.al-article-body blockquote {
  margin: 28px 0;
  padding: 18px 20px;
  border-left: 10px solid var(--al-violet);
  background: var(--al-panel-2);
  color: #263539;
}

.al-article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: #e8dcff;
  padding: 0.1em 0.3em;
}

@media (max-width: 960px) {
  .al-hero-grid, .al-retrieval-sheet {
    grid-template-columns: 1fr;
  }

  .al-question-margin, .al-rubric-panel {
    position: static;
  }

  .al-anatomy-list, .al-sort-grid, .al-card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .al-home, .al-article-shell {
    width: min(100% - 20px, var(--al-max));
  }

  .al-hero-copy {
    padding: 28px 18px 28px 24px;
  }

  .al-hero h1, .al-dek, .al-author, .al-kicker {
    margin-left: 18px;
  }

  .al-archive-head {
    display: block;
  }
}