/* CAD project page. Ported from the standalone CAD site (custom.css, 2026-10-23).
   The map card is the page's only dark element; --cad-sea must match
   the sea colour baked into media/map-frame.png. */

:root {
  --cad-teal: #2e86ab;
  --cad-ink: #1b2a4a; /* logo navy */
  --cad-link: #2563a8;
  --cad-sea: #0b1423;
  --cad-muted: #5c6b7a;
  --cad-on-dark: #d4dfeb;
  --cad-on-dark-muted: #91a0b1;
}

/* --- Links: blue on this page only (site default is green) ---------------- */
#quarto-document-content a {
  color: var(--cad-link);
}
#quarto-document-content a:hover {
  color: var(--cad-ink);
}

/* --- Hero banner ---------------------------------------------------------- */
/* Let the band meet the navbar: drop the empty title block (1rem margin) and
   the content's 14px top padding and 1em top margin that otherwise leave a
   white strip above it */
#title-block-header:empty {
  display: none;
}
#quarto-content > main.content {
  padding-top: 0;
  margin-top: 0;
}
.cad-hero {
  background: #ebf1fa; /* pale blue */
  border-bottom: 1px solid rgba(27, 42, 74, 0.1);
  padding: 2.5rem 0 2.25rem;
  margin-bottom: 2rem;
}
.cad-hero-inner {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.cad-kicker {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cad-muted);
}
.cad-hero h1 {
  margin: 0.3rem 0 0.4rem;
  color: var(--cad-ink);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  border: none;
}
.cad-sub {
  margin: 0;
  font-size: 1.15rem;
  color: var(--cad-muted);
}
.cad-logo {
  flex: 0 0 auto;
  width: 190px;
  height: auto;
}

/* --- Status line ---------------------------------------------------------- */
.cad-status {
  margin: 2rem 0 0.5rem;
  color: var(--cad-muted);
  font-size: 0.9rem;
}
.cad-status > p {
  margin: 0;
}
.cad-status + .frame-map {
  margin-top: 0;
}

/* --- "What it took" list ---------------------------------------------------- */
.cad-steps ul {
  max-width: 40rem;
  padding: 0;
  list-style: none;
}
.cad-steps li {
  position: relative;
  margin-bottom: 0.6rem;
  padding-left: 1.5rem;
}
.cad-steps li::before {
  content: "";
  position: absolute;
  left: 0.15rem;
  top: 0.5em;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 1px;
  background: var(--cad-teal);
  box-shadow: 0 0 0 3px rgba(46, 134, 171, 0.18);
}

/* --- Map card ------------------------------------------------------------- */
.frame-map {
  position: relative;
  margin: 2rem 0;
  border-radius: 16px;
  overflow: hidden;
  background: var(--cad-sea);
}
.frame-map img {
  display: block;
  width: 100%;
  height: auto;
}
.fm-stat {
  position: absolute;
  top: 5%;
  right: 5%;
  width: 36%;
  text-align: right;
  color: var(--cad-on-dark);
  font-size: 0.85rem;
  line-height: 1.35;
}
.fm-n {
  display: block;
  color: #fff;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.1;
}
.frame-map figcaption {
  padding: 0.25rem 1.25rem 1.25rem;
  color: var(--cad-on-dark);
  font-size: 0.95rem;
  line-height: 1.5;
  text-align: left;
}
.frame-map figcaption p {
  margin: 0;
}
.fm-kicker {
  margin-bottom: 0.25rem;
  font-weight: 700;
}
.frame-map .fm-source {
  margin-top: 0.6rem;
  color: var(--cad-on-dark-muted);
  font-size: 0.8rem;
}

/* --- Map zoom ------------------------------------------------------------ */
.fm-zoomable {
  cursor: zoom-in;
}
.fm-zoom-btn {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1;
  padding: 0.3rem 0.7rem;
  border: 1px solid rgba(212, 223, 235, 0.35);
  border-radius: 999px;
  background: rgba(11, 20, 35, 0.75);
  color: var(--cad-on-dark);
  font-size: 0.85rem;
}
.fm-zoom-btn:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}
.map-viewer {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--cad-sea);
}
.map-viewer[hidden] {
  display: none;
}
.mv-stage {
  /* the image's aspect ratio (6000 x 5675), fitted to the screen */
  width: min(96vw, calc(90dvh * 6000 / 5675));
  aspect-ratio: 6000 / 5675;
}
.mv-img {
  display: block;
  width: 100%;
  height: auto;
  cursor: grab;
}
.mv-img:active {
  cursor: grabbing;
}
.mv-controls {
  position: absolute;
  top: calc(0.75rem + env(safe-area-inset-top, 0px));
  right: 0.75rem;
  display: flex;
  gap: 0.4rem;
}
.mv-controls button {
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid rgba(212, 223, 235, 0.35);
  border-radius: 50%;
  background: rgba(11, 20, 35, 0.8);
  color: var(--cad-on-dark);
}
.mv-controls button:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}
.mv-hint {
  position: absolute;
  bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px));
  left: 0;
  right: 0;
  margin: 0;
  text-align: center;
  color: var(--cad-on-dark-muted);
  font-size: 0.8rem;
  pointer-events: none;
}
.mv-hint-touch {
  display: none;
}
@media (hover: none) {
  .mv-hint-mouse {
    display: none;
  }
  .mv-hint-touch {
    display: inline;
  }
}

/* --- What's next ---------------------------------------------------------- */
/* The cards carry their own top rules, so drop the heading underline here */
#whats-next > h2 {
  border-bottom: none;
}
.cad-next {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  margin: 1rem 0 0.5rem;
}
.cad-next-item {
  font-size: 0.95rem;
  line-height: 1.5;
  padding-top: 0.75rem;
  border-top: 2px solid var(--cad-teal);
}
.cad-next-item > p {
  margin: 0;
}

/* --- Partner logos -------------------------------------------------------- */
.cad-partners {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 4rem;
}
.cad-partners img {
  width: 100px;
  height: auto;
}

/* --- Phones --------------------------------------------------------------- */
@media (max-width: 600px) {
  .cad-hero-inner {
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 1.25rem;
  }
  .cad-logo {
    width: 140px;
  }
  .frame-map {
    border-radius: 10px;
  }
  .fm-zoom-btn {
    position: static;
    margin: 0.75rem 1rem 0;
  }
  .fm-stat {
    position: static;
    width: auto;
    padding: 1rem 1rem 0;
    text-align: left;
  }
  .frame-map figcaption {
    padding: 0.25rem 1rem 1rem;
  }
  .cad-next {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}