/* Kinetic Document Workspace — Fluid Axis paper / void / cyan */
body.page-kinetic-docs {
  --kd-paper: #f4f4f2;
  --kd-paper-deep: #e4e4e0;
  --kd-cobalt: #0a0a0c;
  --kd-ink: #121218;
  --kd-rust: #ff2d8a;
  --kd-cyan: #2ee6ff;
  --kd-yel: #ffe14a;
  --kd-pad: clamp(1.25rem, 4vw, 3rem);
  --kd-r: 0;
  background:
    radial-gradient(ellipse 70% 45% at 8% 0%, rgba(46, 230, 255, 0.12), transparent 55%),
    linear-gradient(165deg, var(--kd-paper) 0%, #ebebe8 100%);
  color: var(--kd-ink);
  font-family: "Space Grotesk", "DM Sans", system-ui, sans-serif;
}

/* Vertical rail removed — shared axis nav owns site chrome */
.kd-rail { display: none !important; }

.kd-masthead {
  padding: calc(var(--kd-pad) + 5rem) var(--kd-pad) 1.5rem;
  max-width: 42rem;
}
.kd-kicker {
  margin: 0 0 0.5rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--kd-rust);
}
.kd-masthead h1 {
  margin: 0 0 0.75rem;
  font-family: "Archivo Black", "Syne", sans-serif;
  font-weight: 400;
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--kd-cobalt);
}
.kd-lede {
  margin: 0 0 1.5rem;
  font-size: 1.05rem;
  line-height: 1.55;
  max-width: 38ch;
  color: #2a2a32;
}
.kd-search {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 28rem;
}
.kd-search input {
  width: 100%;
  padding: 0.95rem 2.5rem 0.95rem 1rem;
  border: 2px solid var(--kd-cobalt);
  border-radius: var(--kd-r);
  background: #fff;
  color: var(--kd-ink);
  font-size: 0.95rem;
}
.kd-search input::placeholder {
  color: #5c5c66;
  opacity: 1;
}
.kd-search input:focus-visible {
  outline: 3px solid rgba(46, 230, 255, 0.55);
  outline-offset: 2px;
}
.kd-search-clear {
  position: absolute;
  right: 0.5rem;
  border: 0;
  background: transparent;
  color: var(--kd-cobalt);
  font-size: 1.35rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.35rem;
  min-width: 2.25rem;
  min-height: 2.25rem;
}
.kd-search-clear:hover,
.kd-search-clear:focus-visible {
  color: var(--kd-rust);
  outline: 2px solid var(--kd-cyan);
  outline-offset: 2px;
}

.kd-chapters {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0 var(--kd-pad) 1.5rem;
}
.kd-chapter-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  min-height: 3.25rem;
  padding: 0.75rem 1.1rem;
  border: 2px solid var(--kd-cobalt);
  border-radius: var(--kd-r);
  background: #fff;
  color: var(--kd-cobalt);
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  box-shadow: 3px 3px 0 transparent;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), background 0.2s, color 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.kd-chapter-btn.is-active {
  background: var(--kd-cyan);
  border-color: var(--kd-cobalt);
  color: var(--kd-cobalt);
  box-shadow: 4px 4px 0 var(--kd-cobalt);
  transform: translateY(-4px) scale(1.03);
}
.kd-chapter-btn:hover:not(.is-active),
.kd-chapter-btn:focus-visible:not(.is-active) {
  background: var(--kd-yel);
  color: var(--kd-cobalt);
  outline: none;
  transform: translateY(-3px);
  box-shadow: 3px 3px 0 var(--kd-cobalt);
}
.kd-chapter-btn:focus-visible {
  outline: 3px solid rgba(46, 230, 255, 0.55);
  outline-offset: 2px;
}
.kd-chapter-stage {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
}
.kd-chapter-label {
  font-family: "Archivo Black", "Syne", sans-serif;
  font-weight: 400;
  font-size: 0.9rem;
}
.kd-meter-fill {
  display: block;
  width: 25%;
  height: 3px;
  background: var(--kd-cyan);
  border-radius: 2px;
  margin-top: 0.5rem;
  flex-basis: 100%;
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.kd-empty {
  margin: 0 var(--kd-pad) 1rem;
  padding: 1rem;
  border: 2px dashed var(--kd-rust);
  border-radius: var(--kd-r);
  color: var(--kd-rust);
  font-family: "Fragment Mono", monospace;
  font-size: 0.8rem;
}

.kd-stack {
  position: relative;
  padding: 1rem var(--kd-pad) 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(14rem, 0.55fr);
  gap: 1.5rem;
  align-items: start;
}

.kd-sheet {
  display: none;
  background: #fff;
  border: 2px solid var(--kd-cobalt);
  border-radius: var(--kd-r);
  padding: 1.5rem 1.35rem 1.75rem;
  color: var(--kd-ink);
  box-shadow:
    10px 12px 0 rgba(10, 10, 12, 0.12),
    -6px 8px 0 var(--kd-paper-deep);
  transform-origin: top left;
  animation: kdSheetIn 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.kd-sheet.is-active { display: block; }
.kd-sheet.hue-citrus { --kd-sheet-tint: #fff6c8; }
.kd-sheet.hue-berry { --kd-sheet-tint: #ffe0ee; }
.kd-sheet.hue-stone { --kd-sheet-tint: #e8e8ec; }
.kd-sheet.hue-tropical { --kd-sheet-tint: #d4f7fb; }
.kd-sheet.is-active {
  background: linear-gradient(160deg, #fff 60%, var(--kd-sheet-tint, #fff));
}

@keyframes kdSheetIn {
  from {
    opacity: 0;
    transform: translate(18px, 24px) rotate(1.5deg) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translate(0, 0) rotate(-0.4deg) scale(1);
  }
}

.kd-sheet-head {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(10, 10, 12, 0.18);
}
.kd-sheet-badge {
  display: inline-block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kd-rust);
  margin-bottom: 0.4rem;
}
.kd-sheet-head h2 {
  margin: 0 0 0.4rem;
  font-family: "Archivo Black", "Syne", sans-serif;
  font-weight: 400;
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--kd-cobalt);
  letter-spacing: -0.02em;
}
.kd-sheet-head p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #3a3a42;
}

.kd-faqs {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  perspective: 900px;
}

.kd-faq {
  border: 1.5px solid rgba(10, 10, 12, 0.35);
  border-radius: var(--kd-r);
  background: rgba(255, 255, 255, 0.95);
  color: var(--kd-ink);
  transition:
    transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.35s,
    background 0.25s,
    color 0.25s;
  transform-origin: center left;
}
.kd-faq[hidden] { display: none; }
.kd-faq.is-open,
.kd-faq[open] {
  background: var(--kd-cobalt);
  color: var(--kd-paper);
  border-color: var(--kd-cobalt);
  transform: scale(1.03) translateX(0.5rem) rotateX(0deg);
  box-shadow: 8px 10px 0 rgba(10, 10, 12, 0.2);
  z-index: 2;
}
.kd-faq.is-open .kd-faq-num,
.kd-faq[open] .kd-faq-num {
  color: var(--kd-cyan);
  opacity: 1;
}
.kd-faq.is-open a,
.kd-faq[open] a {
  color: var(--kd-yel);
}
.kd-faq:not([open]):hover {
  transform: translateX(4px) scale(1.01);
}
.kd-faq summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.95rem 1rem;
  font-family: "Archivo Black", "Syne", sans-serif;
  font-weight: 400;
  font-size: 1rem;
  color: inherit;
}
.kd-faq summary::-webkit-details-marker { display: none; }
.kd-faq-num {
  font-family: "Fragment Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  opacity: 0.7;
}
.kd-faq-a {
  padding: 0 1rem 1.1rem 3.75rem;
  font-size: 0.95rem;
  line-height: 1.55;
}
.kd-faq-a a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.kd-desk {
  position: sticky;
  top: 1.5rem;
  background: var(--kd-cobalt);
  color: var(--kd-paper);
  border-radius: var(--kd-r);
  padding: 1.35rem 1.2rem;
  transform: rotate(1.2deg);
  box-shadow: -8px 10px 0 var(--kd-cyan);
}
.kd-desk h3 {
  margin: 0 0 0.4rem;
  font-family: "Archivo Black", "Syne", sans-serif;
  font-weight: 400;
  font-size: 1.25rem;
  color: var(--kd-cyan);
}
.kd-desk > p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.45;
  color: rgba(244, 244, 242, 0.9);
}
.kd-desk-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  box-sizing: border-box;
  min-height: 2.75rem;
  margin: 0 0 0.55rem;
  padding: 0.65rem 0.85rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--kd-cobalt);
  background: var(--kd-cyan);
  border: 2px solid var(--kd-paper);
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}
.kd-desk-link:hover,
.kd-desk-link:focus-visible {
  background: var(--kd-yel);
  color: var(--kd-cobalt);
  outline: none;
  transform: translateY(-1px);
}
.kd-desk-link + .kd-desk-link {
  background: transparent;
  color: var(--kd-paper);
  border-color: rgba(244, 244, 242, 0.45);
}
.kd-desk-link + .kd-desk-link:hover,
.kd-desk-link + .kd-desk-link:focus-visible {
  background: rgba(255, 225, 74, 0.15);
  color: var(--kd-yel);
  border-color: var(--kd-yel);
}
.kd-desk-meta {
  margin: 0.65rem 0 0;
  font-size: 0.8rem;
  color: rgba(244, 244, 242, 0.75);
}
.kd-desk-block {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(244, 244, 242, 0.25);
}
.kd-desk-block h4 {
  margin: 0 0 0.5rem;
  font-family: "Archivo Black", "Syne", sans-serif;
  font-size: 0.95rem;
  color: var(--kd-paper);
}
.kd-desk-block p {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  line-height: 1.4;
  color: rgba(244, 244, 242, 0.88);
}
.kd-desk-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.kd-desk-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.35rem 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--kd-paper);
  border-bottom: 1px solid transparent;
}
.kd-desk-nav a:hover,
.kd-desk-nav a:focus-visible {
  color: var(--kd-yel);
  border-bottom-color: var(--kd-cyan);
  outline: none;
}

@media (max-width: 900px) {
  .kd-stack {
    grid-template-columns: 1fr;
    padding-bottom: 3rem;
  }
  .kd-desk {
    position: static;
    transform: none;
  }
}