/* ============================================================
   MNS AI LABS — page-scoped additions.
   Loaded only by mnslabs.html, on top of site.css.
   Tokens, nav, rails, deflists, buttons and footer all come
   from site.css; nothing here overrides a shared component.
   ============================================================ */

/* ---------- hero ---------- */

.labs-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(100svh - var(--nav-h));
  padding: clamp(52px, 7vw, 104px) var(--gutter) clamp(44px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(108% 120% at 88% 4%, rgba(90,107,78,0.14) 0%, rgba(90,107,78,0) 60%),
    radial-gradient(92% 110% at 0% 104%, rgba(118,130,143,0.16) 0%, rgba(118,130,143,0) 58%),
    var(--cream);
}

/* faint plotting grid — lab bench, not neon */
.labs-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(17,17,16,0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17,17,16,0.07) 1px, transparent 1px);
  background-size: clamp(58px, 6vw, 88px) clamp(58px, 6vw, 88px);
  -webkit-mask-image: radial-gradient(115% 120% at 40% -10%, #000 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0) 88%);
  mask-image: radial-gradient(115% 120% at 40% -10%, #000 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0) 88%);
}

.labs-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  grid-template-areas:
    "lock viz"
    "copy viz";
  column-gap: clamp(28px, 5vw, 72px);
  align-items: center;
  width: 100%;
}
.labs-lockup { grid-area: lock; align-self: end; }
.labs-hero__copy { grid-area: copy; min-width: 0; }
.labs-hero__viz {
  grid-area: viz;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.labs-lockup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: fit-content;
  gap: 9px;
  margin-bottom: clamp(26px, 3.6vw, 44px);
}
.labs-lockup__mark {
  font-family: var(--wordmark);
  font-weight: 300;
  font-size: clamp(17px, 1.7vw, 21px);
  letter-spacing: 0.19em;
  margin-right: -0.19em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--ink);
  align-self: flex-start;
}
.labs-lockup__by {
  font-family: var(--wordmark);
  font-size: 10px;
  line-height: 1;
  color: var(--stone-soft);
  align-self: flex-start;
  width: 0;
  white-space: nowrap;
}

.labs-hero h1 {
  font-size: clamp(38px, 4.6vw, 66px);
  line-height: 1.02;
  max-width: 15ch;
  margin: 0;
}
.labs-hero__lede {
  max-width: 48ch;
  margin-top: clamp(20px, 2.4vw, 30px);
}
.labs-hero__cta {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
  flex-wrap: wrap;
  margin-top: clamp(28px, 3.4vw, 42px);
}
.labs-micro {
  margin: clamp(24px, 3vw, 36px) 0 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--stone-soft);
  max-width: 54ch;
}

/* ---------- orb ---------- */

.orb {
  position: relative;
  width: min(430px, 100%);
  aspect-ratio: 1;
  animation: orb-float 9s ease-in-out infinite;
}
/* only the sphere face is clickable; the square helper layers are not */
.orb > span { display: block; position: absolute; pointer-events: none; }
.orb > .orb__body { pointer-events: auto; cursor: pointer; }

/* contact shadow */
.orb__glow {
  left: 12%;
  right: 12%;
  bottom: -3%;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(74,90,66,0.30), rgba(74,90,66,0) 70%);
  filter: blur(7px);
}

/* the body: light source top-left, cream through mint and lilac */
.orb__body {
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 30%,
    #FFFFFF 0%,
    #FAF7F0 17%,
    #F0ECE2 36%,
    #E3E8E1 55%,
    #DAE4E2 70%,
    #E7E2EA 86%,
    #EFE6DC 100%);
  box-shadow:
    inset -38px -48px 88px -40px rgba(74,90,66,0.44),
    inset 28px 36px 70px -30px rgba(255,255,255,0.95),
    0 40px 80px -34px rgba(60,72,54,0.30);
}

/* slow colour drift under the surface */
.orb__aurora {
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  opacity: 0.5;
  mix-blend-mode: multiply;
}
.orb__aurora::before {
  content: "";
  position: absolute;
  inset: -34%;
  background: conic-gradient(from 0deg,
    rgba(90,107,78,0.55),
    rgba(176,214,201,0.40),
    rgba(196,186,226,0.42),
    rgba(243,203,188,0.38),
    rgba(90,107,78,0.55));
  filter: blur(30px);
  animation: orb-spin 26s linear infinite;
}

/* data mesh */
.orb__mesh {
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  opacity: 0.55;
}
.orb__mesh::before {
  content: "";
  position: absolute;
  inset: -20%;
  background-image: radial-gradient(rgba(17,17,16,0.30) 0.85px, rgba(0,0,0,0) 0.95px);
  background-size: 10px 10px;
  -webkit-mask-image: radial-gradient(circle at 38% 32%, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.62) 50%, #000 78%, rgba(0,0,0,0) 100%);
  mask-image: radial-gradient(circle at 38% 32%, rgba(0,0,0,0.16) 0%, rgba(0,0,0,0.62) 50%, #000 78%, rgba(0,0,0,0) 100%);
  animation: orb-drift 24s linear infinite;
}

/* latitudes */
.orb__lat {
  left: 4%;
  right: 4%;
  top: 50%;
  height: 42%;
  border: 1px solid rgba(74,90,66,0.22);
  border-radius: 50%;
  transform: translateY(-50%) rotate(-13deg);
}
.orb__lat--b {
  left: 12%;
  right: 12%;
  height: 78%;
  border-color: rgba(74,90,66,0.13);
  transform: translateY(-50%) rotate(-13deg);
}

/* click the sphere: both latitudes counter-rotate once and settle.
   :not(--b) keeps the inner ring's rule from being shadowed by the outer's. */
.orb.is-spun .orb__lat:not(.orb__lat--b) {
  animation: orb-lat-a 1500ms cubic-bezier(0.62, 0, 0.2, 1);
}
.orb.is-spun .orb__lat--b {
  animation: orb-lat-b 1900ms cubic-bezier(0.62, 0, 0.2, 1);
  border-color: rgba(74,90,66,0.24);
}

/* orbit + satellite */
.orb__orbit {
  inset: -8%;
  border: 1px dashed rgba(74,90,66,0.26);
  border-radius: 50%;
}
.orb__sat {
  inset: -8%;
  animation: orb-spin 18s linear infinite;
}
.orb__sat::after {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  width: 9px;
  height: 9px;
  margin-left: -4.5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(90,107,78,0.14);
}

@keyframes orb-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}
@keyframes orb-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes orb-drift {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(-10px, -10px, 0); }
}

/* one revolution each, opposite directions, back to the -13deg rest tilt.
   translateY is carried through so the ellipses stay centred while turning. */
@keyframes orb-lat-a {
  from { transform: translateY(-50%) rotate(-13deg); }
  to   { transform: translateY(-50%) rotate(347deg); }
}
@keyframes orb-lat-b {
  from { transform: translateY(-50%) rotate(-13deg); }
  to   { transform: translateY(-50%) rotate(-373deg); }
}

/* ---------- shared width release ---------- */

.rail__body--full { max-width: none; }

/* ---------- build cycle ---------- */

.labs-step { display: flex; flex-direction: column; gap: 7px; }
.labs-step h3 {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--body-strong);
  margin: 0;
}

/* ---------- flagship venture ---------- */

.labs-venture {
  background: var(--card);
  border: 1px solid var(--line);
  padding: clamp(24px, 3.2vw, 44px);
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.6fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}
.labs-venture__mark img { display: block; height: 30px; width: auto; }
.labs-venture__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  max-width: 62ch;
}
/* hairline corner ticks — instrument panel, not decoration */
.labs-venture { position: relative; }
.labs-venture::before,
.labs-venture::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  border: 1px solid var(--accent);
  opacity: 0.5;
}
.labs-venture::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.labs-venture::after { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }


/* ---------- exploration grid ---------- */

.labs-tiles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(24px, 4vw, 64px);
}
.labs-tile {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}
.labs-tiles > .labs-tile:nth-last-child(-n+2) { border-bottom: 1px solid var(--line); }
.labs-tile__n {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--numeral);
}
.labs-tile__t {
  font-size: 15.5px;
  line-height: 1.5;
  color: var(--body-strong);
  text-wrap: pretty;
}
.labs-tile__n,
.labs-tile__t { transition: color 220ms ease; }
.labs-tile:hover .labs-tile__n { color: var(--accent); }
.labs-tile:hover .labs-tile__t { color: var(--ink); }

/* ---------- stanza list ---------- */

.labs-lines {
  list-style: none;
  margin: 0;
  padding: 0;
}
.labs-lines li {
  position: relative;
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(18px, 1.7vw, 23px);
  line-height: 1.35;
  letter-spacing: -0.012em;
  color: var(--body-strong);
  padding: 13px 0 13px 24px;
  border-top: 1px solid var(--line);
  text-wrap: pretty;
}
.labs-lines li:last-child { border-bottom: 1px solid var(--line); }
.labs-lines li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 10px;
  height: 1px;
  background: var(--numeral);
}

/* ---------- join ---------- */

.labs-join {
  background: var(--cream-deep);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--nav-h) + 10px);
}

/* ---------- scroll reveal (class applied by labs.js) ---------- */

.labs-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.labs-reveal.is-in { opacity: 1; transform: none; }
/* ============================================================
   Labs header (nav--labs) — same wordmark, labs-only links
   ============================================================ */

.nav__brand--labs { display: grid; gap: 5px; }
.nav__brand-mns {
  font-family: var(--wordmark);
  font-weight: 400;
  font-size: clamp(11.5px, 0.95vw, 13px);
  letter-spacing: 0.19em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--ink);
}
.nav__brand--labs:hover .nav__brand-mns { color: var(--accent); }

.nav--labs .nav__links { gap: clamp(14px, 1.9vw, 26px); }
.nav--labs .nav__link { color: var(--stone-soft); transition: color 160ms; }
.nav--labs .nav__link:hover { color: var(--ink); }
.nav--labs .nav__link[aria-current='page'] { color: var(--ink); border-bottom-color: var(--ink); }
.nav--labs .nav__link--cta {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  color: var(--ink);
}
.nav--labs .nav__link--cta:hover { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.nav--labs .nav__panel-group a[aria-current='page'] { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }

@media (max-width: 860px) {
  .nav--labs .nav__link:not(.nav__link--cta) { display: none; }
}
@media (max-width: 520px) {
  .nav--labs .nav__link--cta { display: none; }
}

/* ============================================================
   Section page sub-hero, index cards, pager
   ============================================================ */

.labs-subhero {
  padding: clamp(48px, 7vw, 96px) var(--gutter) clamp(30px, 4vw, 52px);
  border-bottom: 1px solid var(--line);
}
.labs-lockup--inline { margin-bottom: clamp(20px, 2.6vw, 32px); }
.labs-subhero__h { max-width: 22ch; margin-bottom: 18px; }
.labs-subhero .lede { max-width: 56ch; }

.labs-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}
.labs-card {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  column-gap: 18px;
  row-gap: 8px;
  padding: 26px clamp(18px, 2.2vw, 30px) 26px 0;
  border-bottom: 1px solid var(--line);
  transition: color 160ms;
}
.labs-card:nth-child(odd) { border-right: 1px solid var(--line); }
.labs-card:nth-child(even) { padding-left: clamp(18px, 2.2vw, 30px); }
.labs-card__n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone-soft);
}
.labs-card:hover .labs-card__n { color: var(--ink); }
.labs-card__t { font-size: clamp(17px, 1.5vw, 20px); line-height: 1.25; color: var(--ink); }
.labs-card__d {
  grid-column: 2;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--stone-soft);
}
.labs-card__go { color: var(--line); transition: color 160ms; }
.labs-card:hover .labs-card__go { color: var(--ink); }
.labs-card:hover .labs-card__t { color: var(--accent); }

/* ============================================================
   Team roster — duotone portrait plates, numbered
   ============================================================ */

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.6vw, 38px) clamp(18px, 2.2vw, 32px);
}

.member { min-width: 0; display: block; text-decoration: none; color: inherit; }

.member__frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--cream-deep);
  border: 1px solid var(--line);
  transition: border-color 0.25s ease;
}

.member__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.member__n {
  position: absolute;
  top: 10px;
  left: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--cream);
  mix-blend-mode: difference;
}

.member__name {
  margin: 14px 0 4px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.member__role {
  margin: 0;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone-soft);
}

/* LinkedIn affordance: hidden until the card is hovered or focused */
.member__li {
  color: var(--accent);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.member:hover .member__li,
.member:focus-visible .member__li { opacity: 1; }
.member:hover .member__name,
.member:focus-visible .member__name { text-decoration: underline; text-underline-offset: 3px; }
.member:hover .member__frame,
.member:focus-visible .member__frame { border-color: var(--stone-soft); }
@media (hover: none) {
  .member__li { opacity: 1; }
}

@media (max-width: 860px) {
  .team-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 460px) {
  .team-grid { grid-template-columns: minmax(0, 1fr); gap: 26px; }
}

/* hub teaser: a short row of portrait chips linking to the team page */
.facerow { display: flex; flex-wrap: wrap; gap: clamp(10px, 1.4vw, 18px); }
.facerow__face {
  position: relative;
  display: block;
  width: clamp(74px, 8.5vw, 108px);
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--cream-deep);
}
.facerow__face img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.facerow__face { transition: border-color 0.25s ease, transform 0.25s ease; }
.facerow__face:hover,
.facerow__face:focus-visible { border-color: var(--stone-soft); transform: translateY(-3px); }

.labs-pager {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: clamp(30px, 4vw, 44px) var(--gutter) clamp(44px, 6vw, 84px);
}
.labs-pager__link { display: grid; gap: 7px; }
.labs-pager__link--next { text-align: right; margin-left: auto; }
.labs-pager__dir {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone-soft);
}
.labs-pager__t { font-size: clamp(16px, 1.4vw, 19px); color: var(--ink); }
.labs-pager__link:hover .labs-pager__t { color: var(--accent); }

@media (max-width: 620px) {
  .labs-cards { grid-template-columns: minmax(0, 1fr); }
  .labs-card:nth-child(odd) { border-right: 0; }
  .labs-card { padding-right: 0; }
  .labs-card:nth-child(even) { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .labs-reveal { opacity: 1; transform: none; }
}

/* ---------- join modal ---------- */

.labs-modal {
  width: min(680px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink);
  overflow: visible;
}
.labs-modal::backdrop {
  background: rgba(17, 17, 16, 0.5);
  backdrop-filter: blur(3px);
}
.labs-modal[open] { animation: modal-in 260ms cubic-bezier(0.22, 1, 0.36, 1); }
.labs-modal[open]::backdrop { animation: modal-fade 260ms ease; }

.labs-modal__inner {
  position: relative;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(26px, 4vw, 46px);
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 30px 70px -30px rgba(17, 17, 16, 0.45);
}
.labs-modal__title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(26px, 3.2vw, 38px);
  letter-spacing: -0.02em;
  margin: 12px 0 14px;
}
.labs-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: 22px;
  line-height: 1;
  color: var(--stone);
  background: none;
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
  transition: background 180ms, color 180ms, border-color 180ms;
}
.labs-modal__close:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}
.labs-modal .form { max-width: none; }

/* native dialog does not lock the page behind it */
.is-modal-open { overflow: hidden; }

@keyframes modal-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@keyframes modal-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ============================================================
   Responsive
   ============================================================ */

/* below the two-column threshold the orb moves up beside the lockup,
   small, and the copy runs full width underneath. */
@media (max-width: 980px) {
  .labs-hero__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "lock viz"
      "copy copy";
    column-gap: clamp(16px, 3vw, 32px);
    align-items: start;
  }
  .labs-lockup { align-self: start; margin-bottom: clamp(20px, 4vw, 34px); }
  .labs-hero__viz { align-items: flex-start; justify-content: flex-end; }
  .orb { width: min(148px, 34vw); }
  .labs-hero h1 { max-width: 17ch; }
}

@media (max-width: 860px) {
  .labs-venture { grid-template-columns: minmax(0, 1fr); gap: 24px; }
}

@media (max-width: 620px) {
  .labs-hero h1 { max-width: 100%; }
  .labs-tiles { grid-template-columns: minmax(0, 1fr); }
  .labs-tiles > .labs-tile:nth-last-child(-n+2) { border-bottom: 0; }
  .labs-tiles > .labs-tile:last-child { border-bottom: 1px solid var(--line); }
}