:root {
  --apricot: #e8854a;
  --ink: #1c1814;
  --ink-soft: #4a423a;
  --cream: #faf4e8;
  --cream-deep: #f1e6d2;
  --line: #d9cbb4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 15px;
  line-height: 1.6;
}

h1, h2, h3, .wordmark {
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

a { color: var(--apricot); }

.wordmark { text-decoration: none; color: var(--ink); }
.wordmark .bro { color: var(--apricot); }

/* ---- header ---- */
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2rem;
  border-bottom: 2px solid var(--ink);
}
header.site .wordmark { font-size: 1.3rem; }
header.site nav a {
  color: var(--ink);
  text-decoration: none;
  margin-left: 1.5rem;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  text-transform: uppercase;
}
header.site nav a:hover, header.site nav a.active { border-bottom-color: var(--apricot); }

/* ---- landing ---- */
.hero {
  max-width: 880px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
  text-align: center;
}
.hero .wordmark.big {
  font-size: clamp(2.6rem, 9vw, 5.5rem);
  display: block;
  line-height: 1.1;
}
.hero .tagline {
  margin: 1.5rem auto 0;
  max-width: 560px;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.cta {
  display: inline-block;
  margin-top: 2.5rem;
  padding: 0.9rem 2.2rem;
  background: var(--apricot);
  color: var(--cream);
  font-family: 'Bungee', sans-serif;
  font-size: 1.05rem;
  text-decoration: none;
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 0.08s, box-shadow 0.08s;
}
.cta:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }

.pillars {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.pillar {
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  padding: 1.5rem;
}
.pillar h3 { margin: 0 0 0.6rem; font-size: 1rem; }
.pillar p { margin: 0; color: var(--ink-soft); font-size: 0.9rem; }

.connect {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
  text-align: center;
}
.connect h3 { margin: 0 0 1.2rem; font-size: 1rem; }
.connect-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.connect-links a {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform 0.08s, box-shadow 0.08s;
}
.connect-links a:hover {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--ink);
  color: var(--apricot);
}

footer.site {
  border-top: 2px solid var(--ink);
  padding: 1.2rem 2rem;
  font-size: 0.8rem;
  color: var(--ink-soft);
  text-align: center;
}

/* ---- gear maker ---- */
.gearmaker {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 0;
  min-height: calc(100vh - 130px);
}
@media (max-width: 820px) {
  /* Stack the panel above the canvas. The single-column grid has no row height
     to give the 1fr viewport, so the canvas (height:100%) would collapse — pin
     it to a usable height and let the panel scroll with the page instead of
     trapping its own scrollbar. */
  /* Drop the two-column grid for a plain block stack: a grid track sizes to its
     widest item (the canvas bitmap / fixed-width input rows) and pushes the page
     into a horizontal scroll on phones. Block children are simply 100% wide. */
  .gearmaker { display: block; min-height: 0; }
  .panel {
    border-right: none;
    border-bottom: 2px solid var(--ink);
    overflow: visible;
  }
  /* A definite height (not just min-height) so the canvas's height:100% resolves
     — an indefinite parent height collapses the canvas on the stacked layout. */
  .viewport { height: 70vh; min-height: 340px; }
}

.panel {
  border-right: 2px solid var(--ink);
  padding: 1.5rem;
  background: var(--cream-deep);
  overflow-y: auto;
}
.panel h2 { font-size: 1.1rem; margin: 0 0 1rem; }
.panel h3 {
  font-size: 0.75rem;
  margin: 1.6rem 0 0.6rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
}

.field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.55rem;
  gap: 0.8rem;
}
/* `display: flex` above otherwise beats the [hidden] UA rule, leaving pancake-
   only rows (wallDynRow, clearanceOutputRow) visible in cup mode. */
.field[hidden] { display: none; }
.field label { font-size: 0.82rem; flex: 1; }
.field label .sym { color: var(--ink-soft); font-size: 0.72rem; }
.field input[type="number"] {
  width: 90px;
  padding: 0.3rem 0.4rem;
  font-family: inherit;
  font-size: 0.85rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
}
.field input:focus { outline: 2px solid var(--apricot); }
.reset-btn {
  flex: 0 0 auto;
  width: 1.7rem;
  height: 1.7rem;
  padding: 0;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink-soft);
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1;
  cursor: pointer;
}
.reset-btn:hover { color: var(--ink); border-color: var(--apricot); }

.seg {
  display: flex;
  border: 2px solid var(--ink);
  margin-bottom: 1rem;
}
.seg button {
  flex: 1;
  padding: 0.55rem 0;
  border: none;
  background: var(--cream);
  font-family: 'Bungee', sans-serif;
  font-size: 0.8rem;
  color: var(--ink);
  cursor: pointer;
}
.seg button.active { background: var(--apricot); color: var(--cream); }

.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 1.2rem 0 0.4rem;
  font-size: 0.82rem;
}

.export-btn {
  width: 100%;
  margin-top: 1.4rem;
  padding: 0.85rem 0;
  background: var(--ink);
  color: var(--cream);
  border: 2px solid var(--ink);
  font-family: 'Bungee', sans-serif;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 4px 4px 0 var(--apricot);
  transition: transform 0.08s, box-shadow 0.08s;
}
.export-btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--apricot); }
.export-btn:disabled { opacity: 0.5; cursor: wait; }

.link-btn {
  width: 100%;
  margin-top: 0.7rem;
  padding: 0.6rem 0;
  background: var(--cream);
  color: var(--ink);
  border: 2px solid var(--ink);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.78rem;
  cursor: pointer;
}
.link-btn:hover { border-color: var(--apricot); color: var(--apricot); }

.warn {
  margin-top: 0.8rem;
  font-size: 0.78rem;
  color: #a33b1f;
  min-height: 1.2em;
}

.viewport { position: relative; background: var(--cream); }
/* touch-action:none so a one-finger drag pans/measures the gear instead of
   scrolling the page (there's panel above/below to scroll the page on mobile). */
.viewport canvas { display: block; width: 100%; height: 100%; cursor: grab; touch-action: none; }
.viewport .hint {
  position: absolute;
  bottom: 0.7rem;
  left: 1rem;
  font-size: 0.72rem;
  color: var(--ink-soft);
  pointer-events: none;
}
.viewport .readout {
  position: absolute;
  top: 0.7rem;
  left: 1rem;
  font-size: 0.72rem;
  color: var(--ink-soft);
  white-space: pre;
  pointer-events: none;
}
.viewport .vp-tools {
  position: absolute;
  bottom: 0.7rem;
  right: 1rem;
  display: flex;
  gap: 0.4rem;
}
.tool-btn {
  padding: 0.4rem 0.7rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  font-family: 'Bungee', sans-serif;
  font-size: 0.7rem;
  color: var(--ink);
  cursor: pointer;
}
.tool-btn:hover { border-color: var(--apricot); }
.tool-btn.active { background: var(--apricot); color: var(--cream); }
.tool-range { width: 90px; accent-color: var(--apricot); align-self: center; }

/* ---- citation ---- */
.cite {
  margin: 0.8rem 0 0.2rem;
  padding: 0.6rem 0.7rem;
  border-left: 3px solid var(--apricot);
  background: var(--cream);
  font-size: 0.68rem;
  line-height: 1.45;
  color: var(--ink-soft);
}
.cite a { word-break: break-all; }

.detail-readout {
  margin: 0.45rem 0 0.2rem;
  font-size: 0.68rem;
  color: var(--ink-soft);
}

/* ---- metrics ---- */
.viewport .metrics {
  position: absolute;
  top: 0.7rem;
  right: 1rem;
  width: 220px;
  padding: 0.7rem 0.9rem;
  background: var(--cream-deep);
  border: 2px solid var(--ink);
  font-size: 0.72rem;
}
.viewport .metrics h4 {
  margin: 0 0 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}
.viewport .metrics dl {
  display: grid;
  grid-template-columns: auto auto;
  gap: 0.22rem 0.6rem;
  margin: 0;
}
.viewport .metrics dt { color: var(--ink-soft); }
.viewport .metrics dd { margin: 0; text-align: right; font-weight: 700; }
.viewport .metrics .est {
  display: block;
  margin-top: 0.55rem;
  font-size: 0.6rem;
  color: var(--ink-soft);
  line-height: 1.3;
}
@media (max-width: 820px) {
  .viewport .metrics { position: static; width: auto; margin: 1rem; }
}

/* ---- learn / prose page ---- */
.prose {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}
.prose h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); margin: 0 0 0.4rem; }
.prose .lead {
  font-size: 1.08rem;
  color: var(--ink);
  margin: 0 0 2rem;
}
.prose h2 {
  font-size: 1rem;
  margin: 2.6rem 0 0.8rem;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--ink);
}
.prose p, .prose li { color: var(--ink-soft); }
.prose ul { padding-left: 1.2rem; }
.prose li { margin-bottom: 0.35rem; }
.prose code {
  background: var(--cream-deep);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.05rem 0.32rem;
  font-size: 0.85em;
}
.prose .note {
  border-left: 3px solid var(--apricot);
  background: var(--cream-deep);
  padding: 0.8rem 1rem;
  margin: 1.4rem 0;
  font-size: 0.92rem;
}
.prose .cta { margin-top: 2.5rem; }
.prose .cta:hover { color: var(--cream); }

/* ---- pcb art gallery ---- */
.gallery-page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}
.gallery-intro h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); margin: 0 0 0.4rem; }
.gallery-intro p { color: var(--ink-soft); max-width: 720px; margin: 0 0 2rem; }
.gallery-status { color: var(--ink-soft); min-height: 1.2em; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.card {
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  display: flex;
  flex-direction: column;
}
.card-media {
  position: relative; /* anchors the .preview-note badge */
  aspect-ratio: 4 / 3;
  border-bottom: 2px solid var(--ink);
  background: var(--cream);
}
/* Info badge on pieces submitted without a preview image (their source SVG
   is shown instead); the bubble opens on hover/focus/tap. */
.preview-note {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 1.35rem;
  height: 1.35rem;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--cream);
  color: var(--ink);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.75rem;
  line-height: 1;
  cursor: pointer;
}
.preview-note:hover { border-color: var(--apricot); }
.preview-note-bubble {
  display: none;
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  width: 13.5rem;
  padding: 0.5rem 0.6rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  font-weight: 400;
  font-size: 0.72rem;
  text-align: left;
  z-index: 2;
  cursor: default;
}
.preview-note:hover .preview-note-bubble,
.preview-note:focus-visible .preview-note-bubble,
.preview-note.open .preview-note-bubble { display: block; }
.card-photo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* Green PCB drawn behind art-only preview SVGs: soldermask green with a soft
   top-light sheen, a vignette toward the edges, and a copper mounting hole in
   each corner (radial-gradient rings). */
.pcb-frame {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.4rem 1.6rem;
  background:
    radial-gradient(circle at 16px 16px,       transparent 4px, #d4aa4f 5px 8px, transparent 9px),
    radial-gradient(circle at calc(100% - 16px) 16px, transparent 4px, #d4aa4f 5px 8px, transparent 9px),
    radial-gradient(circle at 16px calc(100% - 16px), transparent 4px, #d4aa4f 5px 8px, transparent 9px),
    radial-gradient(circle at calc(100% - 16px) calc(100% - 16px), transparent 4px, #d4aa4f 5px 8px, transparent 9px),
    radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.10), transparent 55%),
    radial-gradient(ellipse at center, #0f7a48 0%, #0b5f38 78%, #084a2c 100%);
  background-color: #0b5f38;
  box-shadow: inset 0 0 0 3px rgba(0, 0, 0, 0.18);
}
.card-art {
  max-width: 100%;
  max-height: 100%;
}
.card-body { padding: 0.9rem 1rem 1rem; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { margin: 0 0 0.2rem; font-size: 0.95rem; }
.card-meta { margin: 0 0 0.4rem; font-size: 0.72rem; color: var(--ink-soft); }
.card-desc { margin: 0 0 0.6rem; font-size: 0.8rem; color: var(--ink-soft); }
.card-files { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.8rem; }
.card-file {
  font-size: 0.7rem;
  border: 1px solid var(--line);
  background: var(--cream);
  padding: 0.15rem 0.45rem;
  text-decoration: none;
  word-break: break-all;
}
.card-file:hover { border-color: var(--apricot); }
.vote-btn {
  margin-top: auto;
  align-self: flex-start;
  padding: 0.35rem 0.9rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}
.vote-btn .vote-heart { color: var(--ink-soft); }
.vote-btn:hover .vote-heart { color: var(--apricot); }
.vote-btn.voted { background: var(--apricot); color: var(--cream); }
.vote-btn.voted .vote-heart { color: var(--cream); }

/* ---- submission tutorial (pcb-art page) ---- */
.submit-guide {
  max-width: 760px;
  margin-top: 4.5rem;
  padding-top: 2.5rem;
  border-top: 2px solid var(--ink);
}
.submit-guide h2 { font-size: 1.2rem; margin: 0 0 0.8rem; }
.submit-guide p, .submit-guide li { color: var(--ink-soft); }
.submit-guide code {
  background: var(--cream-deep);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0.05rem 0.32rem;
  font-size: 0.85em;
}
.submit-guide pre {
  background: var(--cream-deep);
  border: 2px solid var(--ink);
  padding: 0.9rem 1.1rem;
  margin: 1rem 0;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.5;
}
.submit-guide pre code { background: none; border: none; padding: 0; font-size: inherit; }
.steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 2rem 0 0;
}
.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 1.8rem 3.4rem;
  border-left: 2px solid var(--line);
  margin-left: 1.1rem;
}
.steps > li:last-child { border-left-color: transparent; padding-bottom: 0.5rem; }
.steps > li::before {
  content: counter(step);
  position: absolute;
  left: -1.2rem;
  top: -0.2rem;
  width: 2.2rem;
  height: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--apricot);
  color: var(--cream);
  border: 2px solid var(--ink);
  font-family: 'Bungee', sans-serif;
  font-size: 0.95rem;
}
.steps h3 { font-size: 0.95rem; margin: 0 0 0.4rem; }
.steps p { margin: 0 0 0.6rem; font-size: 0.9rem; }
.steps ul { padding-left: 1.2rem; margin: 0.4rem 0 0; }
.steps li li { margin-bottom: 0.45rem; font-size: 0.88rem; }
.submit-guide .note {
  border-left: 3px solid var(--apricot);
  background: var(--cream-deep);
  padding: 0.8rem 1rem;
  margin: 1.6rem 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}
.submit-guide .alt-path { font-size: 0.82rem; margin-top: 1.4rem; }

/* ---- account chip + sign-in dialog ---- */
#accountSlot { margin-left: 1.5rem; }
.account-btn {
  padding: 0.3rem 0.7rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  cursor: pointer;
  list-style: none; /* summary marker */
}
.account-btn::-webkit-details-marker { display: none; }
.account-btn:hover { border-color: var(--apricot); }
.account-menu { position: relative; display: inline-block; }
.account-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: 20;
  width: 230px;
  padding: 0.9rem 1rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  box-shadow: 4px 4px 0 var(--ink);
}
.account-mail {
  font-size: 0.72rem;
  color: var(--ink-soft);
  word-break: break-all;
  margin-bottom: 0.6rem;
}
.account-news {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-size: 0.78rem;
  margin-bottom: 0.7rem;
}
.account-news input { accent-color: var(--apricot); }

dialog.signin {
  border: 2px solid var(--ink);
  background: var(--cream);
  box-shadow: 6px 6px 0 var(--ink);
  padding: 1.6rem 1.8rem;
  width: min(92vw, 360px);
}
dialog.signin::backdrop { background: rgba(28, 24, 20, 0.45); }
dialog.signin h3 { margin: 0 0 0.5rem; }
.signin-why { font-size: 0.8rem; color: var(--ink-soft); margin: 0 0 1.2rem; }
.signin-btn { display: block; width: 100%; margin-top: 0.7rem; font-size: 0.85rem; padding: 0.7rem 0; }
.signin-btn:hover { color: var(--cream); }
.signin-msg { margin: 0.8rem 0 0; }

/* ---- small phones ---- */
@media (max-width: 600px) {
  body { overflow-x: hidden; }
  header.site { padding: 0.9rem 1rem; flex-wrap: wrap; gap: 0.3rem 0; }
  header.site .wordmark { font-size: 1.1rem; }
  header.site nav a { margin-left: 1rem; font-size: 0.9rem; }
  .hero { padding: 3.5rem 1.2rem 2.5rem; }
  .pillars { padding: 0 1.2rem 3.5rem; }
  .prose { padding: 2rem 1.2rem 3.5rem; }
  .steps > li { padding-left: 2.4rem; }
  .submit-guide pre { padding: 0.7rem 0.8rem; }
  footer.site { padding: 1.2rem 1rem; }
  /* Tighten the panel so every row (label + input + reset) fits a phone width. */
  .panel { padding: 1.2rem; }
  .field input[type="number"] { width: 72px; }
  .seg button { font-size: 0.7rem; padding: 0.5rem 0; min-width: 0; }
}

/* ---- actuators ---- */
/* The nav gained a fifth item with /actuators; let it wrap rather than
   pushing the account slot off the edge on mid-width screens. */
header.site { flex-wrap: wrap; gap: 0.4rem 0; }
header.site nav { display: flex; flex-wrap: wrap; align-items: center; }

.actuator { padding-bottom: 5rem; }

.act-hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 3rem 2rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr minmax(0, 420px);
  gap: 3rem;
  align-items: center;
}
.act-hero-copy h1 { font-size: clamp(2.4rem, 8vw, 4rem); margin: 0 0 0.6rem; line-height: 1; }
.eyebrow {
  margin: 0 0 0.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--apricot);
  font-weight: 700;
}
.act-hero-copy .lead { font-size: 1.05rem; color: var(--ink-soft); margin: 0; max-width: 46ch; }
.act-cta-row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin-top: 2rem; }
.act-cta-row .cta { margin-top: 0; }
.cta.ghost {
  background: var(--cream-deep);
  color: var(--ink);
}
.cta.ghost:hover { color: var(--apricot); }
.act-license-line { font-size: 0.82rem; color: var(--ink-soft); margin: 1.4rem 0 0; }

.act-hero-shot { margin: 0; }
.act-hero-shot img {
  display: block;
  width: 100%;
  /* height:auto is required — the width/height attributes (kept for CLS) set a
     used height, and aspect-ratio is only honoured when height is auto. */
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 var(--ink);
  background: var(--cream-deep);
}

.act-stats {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 2rem 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}
.stat {
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.stat-v { font-family: 'Bungee', sans-serif; font-size: 1.35rem; line-height: 1.1; }
.stat-k { font-size: 0.76rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.04em; }

.act-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 1rem 2rem 0;
}
.act-body h2 {
  font-size: 1rem;
  margin: 3rem 0 0.8rem;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--ink);
}
.act-body h3 { font-size: 0.92rem; margin: 2rem 0 0.6rem; }
.act-body p, .act-body li { color: var(--ink-soft); }
.act-body ul { padding-left: 1.2rem; }
.act-body li { margin-bottom: 0.4rem; }
.act-body .cta { margin-top: 1.6rem; }
.act-body .cta:hover { color: var(--cream); }

.act-body .note {
  border-left: 3px solid var(--apricot);
  background: var(--cream-deep);
  padding: 0.8rem 1rem;
  margin: 1.4rem 0;
  font-size: 0.92rem;
}
.act-body .note.danger { border-left-color: #c0392b; }
.act-body .note.warn-note { margin-top: 2.5rem; }

/* ---- tables ---- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 0.6rem 0 1rem;
}
.spec-table th, .spec-table td {
  border: 1px solid var(--line);
  padding: 0.55rem 0.7rem;
  text-align: left;
  vertical-align: top;
  color: var(--ink-soft);
}
.spec-table thead th {
  background: var(--cream-deep);
  color: var(--ink);
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.spec-table tbody th {
  background: var(--cream-deep);
  color: var(--ink);
  font-weight: 700;
  white-space: nowrap;
  width: 1%;
}
.spec-table .num { text-align: right; white-space: nowrap; }
.spec-table .strong { color: var(--ink); font-weight: 700; }
.parts-table .hl { color: var(--ink); font-weight: 700; }

.bom-status { color: var(--ink-soft); min-height: 1.2em; }
.bom-wrap { overflow-x: auto; }
.bom-table { min-width: 520px; }
.bom-item strong { color: var(--ink); font-weight: 700; }
.bom-spec { display: block; font-size: 0.78rem; color: var(--ink-soft); margin-top: 0.15rem; }
.bom-spec.inline { display: inline; margin: 0; }
.bom-nolink { color: var(--line); }
.bom-table tfoot td {
  background: var(--cream-deep);
  border-top: 2px solid var(--ink);
  color: var(--ink);
}
.bom-foot-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }

.bom-callout {
  border: 2px solid var(--ink);
  background: var(--apricot);
  color: var(--cream);
  padding: 0.9rem 1.1rem;
  font-size: 0.92rem;
  box-shadow: 4px 4px 0 var(--ink);
  margin: 1.4rem 0;
}
.bom-supplied { margin-top: 0.4rem; }
.bom-actions { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; margin: 1.4rem 0 0; }
/* .export-btn is full-width by design in the gearmaker panel; inline here. */
.bom-actions .export-btn { width: auto; margin-top: 0; padding: 0.7rem 1.4rem; font-size: 0.85rem; }
.bom-src { font-size: 0.82rem; }
.disclosure {
  font-size: 0.78rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 0.8rem;
  margin-top: 1.4rem;
}

/* ---- downloads ---- */
.dl-grid {
  display: grid;
  /* 280px min lands on a clean 2x2 in the 760px prose column. */
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin: 1.2rem 0;
}
.dl {
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  padding: 1rem 1.1rem;
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 0.08s, box-shadow 0.08s;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.dl:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }
.dl-k { font-family: 'Bungee', sans-serif; font-size: 0.95rem; color: var(--ink); }
.dl-d { font-size: 0.8rem; color: var(--ink-soft); }

/* ---- assembly video placeholder ---- */
.video-slot {
  border: 2px dashed var(--line);
  background: var(--cream-deep);
  padding: 1.6rem;
  text-align: center;
  margin: 1.2rem 0;
}
.video-soon {
  font-family: 'Bungee', sans-serif;
  text-transform: uppercase;
  font-size: 0.95rem;
  color: var(--ink);
  margin: 0 0 0.6rem;
}
.video-slot p { margin: 0; font-size: 0.9rem; }
.video-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  margin: 1.2rem 0;
}
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.act-figure { margin: 2.5rem 0 0; }
.act-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  max-height: 560px;
  object-fit: cover;
  border: 2px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
}
.act-figure figcaption { font-size: 0.8rem; color: var(--ink-soft); margin-top: 0.9rem; }

/* ---- actuator index cards ---- */
.act-list {
  display: grid;
  /* auto-fit (not auto-fill) so the two cards we have today stretch to fill
     the row instead of leaving an empty third track. */
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}
.act-card {
  border: 2px solid var(--ink);
  background: var(--cream-deep);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  box-shadow: 5px 5px 0 var(--ink);
  transition: transform 0.08s, box-shadow 0.08s;
}
a.act-card:hover { transform: translate(2px, 2px); box-shadow: 3px 3px 0 var(--ink); }
.act-card.placeholder { border-style: dashed; box-shadow: none; background: var(--cream); }
.act-card-media { border-bottom: 2px solid var(--ink); background: var(--cream); }
.act-card-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.act-card-body { padding: 1.1rem 1.2rem 1.3rem; display: flex; flex-direction: column; flex: 1; }
.act-card-body h2 { font-size: 1.15rem; margin: 0 0 0.15rem; }
.act-card-sub { font-size: 0.8rem; color: var(--apricot); font-weight: 700; margin: 0 0 0.8rem; }
.act-card-body p { font-size: 0.88rem; color: var(--ink-soft); margin: 0 0 0.9rem; }
.act-card-stats { list-style: none; padding: 0; margin: 0 0 1rem; display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; }
.act-card-stats li { font-size: 0.78rem; color: var(--ink-soft); }
.act-card-stats b { color: var(--ink); font-family: 'Bungee', sans-serif; font-weight: 400; }
.act-card-go { margin-top: auto; font-size: 0.85rem; color: var(--apricot); font-weight: 700; }

@media (max-width: 900px) {
  .act-hero { grid-template-columns: 1fr; gap: 2rem; padding: 2.5rem 2rem 2rem; }
  .act-hero-shot { order: -1; max-width: 340px; }
  .act-hero-shot img { box-shadow: 6px 6px 0 var(--ink); }
}
@media (max-width: 600px) {
  .act-hero { padding: 2rem 1.2rem 1.5rem; }
  .act-stats { padding: 1rem 1.2rem 0; }
  .act-body { padding: 1rem 1.2rem 0; }
  .act-cta-row .cta { width: 100%; text-align: center; }
}