.site-nav, footer nav { display:flex; align-items:center; gap:.7rem 1rem; flex-wrap:wrap; }
.site-header .site-nav { column-gap:1.25rem; }
.site-nav a, footer nav a { font-size:.65rem; font-weight:700; letter-spacing:.09em; text-decoration:none; text-transform:uppercase; }
.site-nav a[aria-current="page"] { text-decoration:underline; text-underline-offset:.35rem; }
.related-work { max-width:var(--max); margin:auto; padding:7rem 1.25rem; }
.related-work h2 { font-size:clamp(2.6rem,7vw,5.5rem); line-height:.92; }
.related-work > div { display:grid; margin-top:3rem; border-top:1px solid var(--line); }
.related-work a { display:grid; gap:.45rem; padding:1.4rem 0; border-bottom:1px solid var(--line); text-decoration:none; }
.related-work strong { font-size:1.2rem; }
.related-work span { color:var(--muted); font-size:.82rem; }
.related-work a:hover strong, .related-work a:focus-visible strong { color:#526b00; }
@media (min-width:720px) { .related-work { padding-inline:2.5rem; } .related-work > div { grid-template-columns:repeat(3,1fr); } .related-work a { padding-right:1.5rem; } .related-work a + a { padding-left:1.5rem; border-left:1px solid var(--line); } }
@media (max-width:719px) { .site-header { height:auto; min-height:7rem; align-items:flex-start; flex-direction:column; padding-block:1.25rem; } .site-header .site-nav { gap:.55rem 1rem; } footer { align-items:flex-start; flex-direction:column; padding-block:3rem 2rem; } }

/* IPVES shared shell */
:root { --ipves-font-sans:Inter,"Helvetica Neue",Arial,sans-serif; --ipves-header-height:72px; --ipves-nav-size:.68rem; --ipves-page-width:1200px; --ipves-focus-width:3px; --category-accent:#718b00; --paper:#f3f0e9; --max:var(--ipves-page-width); }
body { font-family:var(--ipves-font-sans); font-size:16px; }
.eyebrow { font-size:.7rem; font-weight:700; }
.site-header { height:var(--ipves-header-height); border-bottom:1px solid var(--line); }
.site-nav a, footer nav a { font-size:var(--ipves-nav-size); letter-spacing:.11em; }
footer { min-height:12rem; border-top:1px solid var(--line); }
a:focus-visible { outline-width:var(--ipves-focus-width); }
@media (max-width:719px) { .site-header { height:auto; } }

/* Shared IPVES typography and Travel landing-page refinement */
:root {
  --ipves-heading-line: .88;
  --ipves-heading-tracking: -.045em;
  --ipves-compact-heading-tracking: -.025em;
  --ipves-heading-weight: 650;
  --travel-olive: #718b00;
  --travel-citrus: #d7ff4f;
}

body {
  background:
    radial-gradient(circle at 84% 13%, rgba(190, 215, 91, .22), transparent 28rem),
    radial-gradient(circle at 8% 46%, rgba(242, 194, 122, .13), transparent 24rem),
    var(--paper);
}

.hero {
  border-bottom: 1px solid rgba(113, 139, 0, .22);
  background:
    radial-gradient(circle at 78% 20%, rgba(215, 255, 79, .24), transparent 25rem),
    linear-gradient(145deg, rgba(255, 255, 255, .3), rgba(224, 231, 193, .2));
}

.hero h1,
.section-heading h2,
.principle h2,
.related-work h2 {
  font-family: var(--ipves-font-sans);
  font-weight: var(--ipves-heading-weight);
}

.hero h1,
.section-heading h2,
.trip-title,
.principle h2,
.memoir-title-block h2,
.memoir-statement,
.memoir-section-heading h3,
.memoir-progression-heading h3,
.memoir-gallery-heading h3,
.memoir-source h3,
.memoir-results h3,
.memoir-tools h3,
.memoir-takeaway h3,
.related-work h2 {
  font-kerning: normal;
  letter-spacing: var(--ipves-heading-tracking);
}

.memoir-method h4,
.memoir-progression li strong,
.related-work strong {
  font-kerning: normal;
  letter-spacing: var(--ipves-compact-heading-tracking);
}

.hero h1 em {
  color: var(--travel-olive);
  font-family: inherit;
  font-style: italic;
  font-weight: inherit;
}

.eyebrow { color: #526700; }
.trip-list { border-top-color: rgba(113, 139, 0, .35); }
.trip-featured { padding-inline: 1rem; }
.trip-featured:hover,
.trip-featured:focus-visible {
  background: linear-gradient(90deg, rgba(215, 255, 79, .28), rgba(215, 255, 79, .05));
}

@media (max-width: 719px) {
  :root { --ipves-heading-tracking: -.03em; }

  .site-header {
    min-height: 6.1rem;
    justify-content: flex-start;
    gap: .75rem;
  }
  .site-header .site-nav {
    width: 100%;
    justify-content: space-between;
    flex-wrap: nowrap;
    gap: .45rem;
  }
  .site-nav a {
    font-size: .62rem;
    letter-spacing: .07em;
  }
  .hero { padding-top: 9vh; }
  .hero h1 { font-size: clamp(3.25rem, 15vw, 10.7rem); }
  .trip-featured { padding-inline: .75rem; }
}

/* Travel memoir case study */
.travel-memoir {
  --memoir-gutter: max(1.25rem, calc((100vw - var(--max)) / 2 + 1.25rem));
  background:
    radial-gradient(circle at 88% 18%, rgba(215, 255, 79, .13), transparent 30rem),
    #f7f5ef;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: var(--ipves-header-height);
}

.memoir-opening,
.memoir-evidence,
.memoir-section,
.memoir-progression,
.memoir-gallery-heading,
.memoir-gallery,
.memoir-results,
.memoir-tools {
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.memoir-opening {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(18rem, .65fr);
  gap: clamp(2rem, 6vw, 6rem);
  padding-top: clamp(5rem, 9vw, 8rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
}

.memoir-title-block h2 {
  max-width: 13ch;
  margin: 1.35rem 0 0;
  font-size: clamp(3.6rem, 8.5vw, 7.7rem);
  font-weight: var(--ipves-heading-weight);
  line-height: .86;
}

.memoir-introduction {
  align-self: end;
}

.memoir-location {
  margin: 0 0 1rem;
  color: #526700;
  font-size: .7rem;
  font-weight: 750;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.memoir-lede {
  margin: 0;
  color: #454740;
  font-size: clamp(1.08rem, 2vw, 1.38rem);
  line-height: 1.55;
}

.memoir-jump {
  display: inline-flex;
  gap: .8rem;
  align-items: center;
  margin-top: 2rem;
  padding-bottom: .35rem;
  border-bottom: 1px solid currentColor;
  color: #3f5100;
  font-size: .72rem;
  font-weight: 750;
  letter-spacing: .1em;
  text-decoration: none;
  text-transform: uppercase;
}

.memoir-evidence {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, .85fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  align-items: center;
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(4rem, 7vw, 6rem);
}

.memoir-raw-data,
.memoir-gallery figure {
  margin: 0;
}

.memoir-raw-data {
  min-width: 0;
  scroll-margin-top: var(--ipves-header-height);
}

.memoir-raw-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1.1rem;
  border-bottom: 1px solid rgba(244, 243, 237, .18);
  background: #24251f;
  color: #c2c4ba;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: .62rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.memoir-raw-data pre {
  max-width: 100%;
  margin: 0;
  padding: clamp(1.2rem, 3vw, 2rem);
  overflow-x: auto;
  background:
    radial-gradient(circle at 100% 0, rgba(215, 255, 79, .1), transparent 22rem),
    var(--ink);
  color: #f4f3ed;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: clamp(.66rem, 1.05vw, .82rem);
  line-height: 1.65;
  tab-size: 2;
}

.memoir-raw-data code {
  font: inherit;
}

.memoir-raw-data figcaption {
  max-width: none;
  margin: 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-top: 0;
  background: #edede5;
}

.travel-memoir img {
  display: block;
  width: 100%;
  height: auto;
  background: #d9dacd;
}

.travel-memoir figcaption {
  max-width: 54ch;
  margin-top: .8rem;
  color: var(--muted);
  font-size: .72rem;
  line-height: 1.5;
}

.memoir-statement {
  max-width: 22ch;
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 4.6rem);
  font-weight: 580;
  line-height: .98;
}

.memoir-section {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: clamp(3.5rem, 6vw, 5.5rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: var(--ipves-header-height);
}

.memoir-section-heading h3,
.memoir-results h3,
.memoir-tools h3 {
  max-width: 13ch;
  margin: 1rem 0 0;
  font-size: clamp(2.35rem, 5vw, 4.8rem);
  font-weight: 620;
  line-height: .95;
}

.memoir-section-copy {
  max-width: 44rem;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
}

.memoir-section-copy > p {
  margin: 0 0 1.4rem;
}

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

.memoir-method li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}

.memoir-method-number {
  padding-top: .15rem;
  color: #526700;
  font-size: .66rem;
  font-weight: 750;
  letter-spacing: .1em;
}

.memoir-method h4 {
  margin: 0 0 .65rem;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  font-weight: 650;
}

.memoir-method p {
  max-width: 56ch;
  margin: 0;
  color: #55574f;
  font-size: .92rem;
}

.memoir-progression {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: clamp(3.5rem, 6vw, 5.5rem);
  border-top: 1px solid var(--line);
}

.memoir-progression-heading h3,
.memoir-gallery-heading h3 {
  max-width: 13ch;
  margin: 1rem 0 1.5rem;
  font-size: clamp(2.35rem, 5vw, 4.8rem);
  font-weight: 620;
  line-height: .95;
}

.memoir-progression > ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.memoir-progression li {
  position: relative;
  min-height: 8.5rem;
  padding: 1.25rem 1.25rem 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

.memoir-progression li:nth-child(even) {
  padding-left: 1.25rem;
  border-left: 1px solid var(--line);
}

.memoir-progression li span {
  display: block;
  margin-bottom: 1.2rem;
  color: #526700;
  font-size: .64rem;
  font-weight: 750;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.memoir-progression li strong {
  display: block;
  margin-bottom: .65rem;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 620;
}

.memoir-gallery-heading {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  align-items: end;
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: 2rem;
  border-top: 1px solid var(--line);
}

.memoir-gallery-heading .eyebrow {
  align-self: start;
}

.memoir-gallery-heading h3 {
  grid-column: 2;
}

.memoir-gallery-heading h3 {
  margin-top: 0;
}

.memoir-gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
  padding-top: 0;
  padding-bottom: clamp(4rem, 7vw, 6rem);
}

.memoir-gallery-aircraft {
  grid-column: 1 / span 4;
  grid-row: 1 / span 2;
}

.memoir-gallery-formation {
  grid-column: 5 / -1;
}

.memoir-gallery-fireworks {
  grid-column: 5 / -1;
}

.memoir-gallery-aircraft img {
  aspect-ratio: 2 / 3;
  object-fit: cover;
}

.memoir-gallery-formation img,
.memoir-gallery-fireworks img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.memoir-source {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  padding: clamp(4.5rem, 8vw, 7rem) var(--memoir-gutter);
  background:
    radial-gradient(circle at 15% 88%, rgba(215, 255, 79, .12), transparent 30rem),
    var(--ink);
  color: #f4f3ed;
}

.memoir-source .eyebrow {
  color: var(--travel-citrus);
}

.memoir-source h3 {
  max-width: 12ch;
  margin: 1rem 0 0;
  font-size: clamp(3.1rem, 7vw, 6.8rem);
  font-weight: 620;
  line-height: .88;
}

.memoir-source-copy > p {
  max-width: 38rem;
  margin: 0 0 2rem;
  color: #d2d3ca;
  font-size: clamp(1.08rem, 2vw, 1.38rem);
}

.memoir-source dl {
  margin: 0;
  border-top: 1px solid rgba(244, 243, 237, .24);
}

.memoir-source dl > div {
  display: grid;
  gap: .3rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(244, 243, 237, .24);
}

.memoir-source dt {
  color: var(--travel-citrus);
  font-size: .93rem;
  font-weight: 700;
}

.memoir-source dd {
  margin: 0;
  color: #aeb0a7;
  font-size: .82rem;
  line-height: 1.55;
}

.memoir-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2.5rem, 7vw, 7rem);
  padding-top: clamp(4rem, 7vw, 6rem);
  padding-bottom: clamp(4rem, 7vw, 6rem);
}

.memoir-results section {
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.memoir-results h3 {
  margin-bottom: 1.5rem;
  font-size: clamp(2.1rem, 4.2vw, 4rem);
}

.memoir-results section > p:not(.eyebrow) {
  max-width: 42rem;
  color: #55574f;
}

.memoir-prompt {
  max-width: 42rem;
  margin: 0 0 1.5rem;
  border: 1px solid var(--ink);
  background:
    radial-gradient(circle at 100% 0, rgba(215, 255, 79, .1), transparent 18rem),
    var(--ink);
  color: #f4f3ed;
}

.memoir-prompt figcaption {
  max-width: none;
  margin: 0;
  padding: .75rem 1rem;
  border-bottom: 1px solid rgba(244, 243, 237, .18);
  color: var(--travel-citrus);
  font-size: .64rem;
  font-weight: 750;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.memoir-prompt blockquote {
  margin: 0;
  padding: 1.15rem 1.25rem 1.3rem;
  font-size: clamp(.95rem, 1.5vw, 1.08rem);
  line-height: 1.58;
}

.memoir-results .memoir-ai-note {
  margin: 0 0 1.5rem;
  padding: .9rem 1rem;
  border-left: 3px solid #526700;
  background: #edede5;
  font-size: .84rem;
  line-height: 1.55;
}

.memoir-ai-note strong {
  color: var(--ink);
}

.memoir-story-copy {
  max-width: 38rem;
  margin: 0;
}

.memoir-story-copy p {
  margin: 0;
  color: #454740;
  font-size: clamp(1.18rem, 2.2vw, 1.65rem);
  letter-spacing: -.025em;
  line-height: 1.4;
}

.memoir-story-copy footer {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: .66rem;
  letter-spacing: .09em;
  line-height: 1.5;
  text-transform: uppercase;
}

.memoir-tools {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 8vw, 8rem);
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: clamp(4rem, 7vw, 6rem);
  border-top: 1px solid var(--line);
}

.memoir-tools ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.memoir-tools li {
  padding: .9rem 0;
  border-bottom: 1px solid var(--line);
}

.memoir-tools strong {
  font-size: .86rem;
}

.memoir-takeaway {
  padding: clamp(4.5rem, 8vw, 7rem) var(--memoir-gutter);
  background: var(--travel-citrus);
}

.memoir-takeaway .eyebrow {
  color: #354500;
}

.memoir-takeaway h3 {
  max-width: 18ch;
  margin: 1.3rem 0 0;
  font-size: clamp(3rem, 7vw, 6.9rem);
  font-weight: 620;
  line-height: .9;
}

.memoir-takeaway h3 em {
  color: #3e5100;
  font-style: italic;
}

@media (min-width: 720px) {
  .travel-memoir {
    --memoir-gutter: max(2.5rem, calc((100vw - var(--max)) / 2 + 2.5rem));
  }

  .memoir-opening,
  .memoir-evidence,
  .memoir-section,
  .memoir-progression,
  .memoir-gallery-heading,
  .memoir-gallery,
  .memoir-results,
  .memoir-tools {
    padding-inline: 2.5rem;
  }
}

@media (min-width: 720px) and (max-width: 959px) {
  .memoir-progression {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 719px) {
  .memoir-opening,
  .memoir-evidence,
  .memoir-section,
  .memoir-progression,
  .memoir-gallery-heading,
  .memoir-source,
  .memoir-results,
  .memoir-tools {
    grid-template-columns: 1fr;
  }

  .memoir-opening {
    gap: 3rem;
  }

  .memoir-title-block h2 {
    font-size: clamp(3.2rem, 15.5vw, 5.4rem);
  }

  .memoir-evidence {
    gap: 3.5rem;
  }

  .memoir-section,
  .memoir-progression,
  .memoir-tools {
    gap: 3.5rem;
  }

  .memoir-progression > ol {
    grid-template-columns: 1fr;
  }

  .memoir-progression li {
    min-height: 0;
    padding: 1.25rem 0 1.5rem;
  }

  .memoir-progression li:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }

  .memoir-gallery-heading {
    gap: 1.5rem;
  }

  .memoir-gallery-heading .eyebrow,
  .memoir-gallery-heading h3 {
    grid-column: auto;
    grid-row: auto;
  }

  .memoir-gallery {
    grid-template-columns: 1fr;
  }

  .memoir-gallery-aircraft,
  .memoir-gallery-formation,
  .memoir-gallery-fireworks {
    grid-column: auto;
    grid-row: auto;
  }

  .memoir-gallery-aircraft img {
    aspect-ratio: auto;
    object-fit: contain;
  }

  .memoir-source {
    gap: 3rem;
  }

  .memoir-results {
    gap: 3.5rem;
  }

}