/* OpenFloor site.
   Ground is a cold mid-value grey, not cream and not dark. Mid-value grounds
   are rare on the web because they are unforgiving, which is exactly why they
   do not read as a default. The dark plate is used only inside the machine
   well, so the enclosure is dark and the shop is light, the way real machinery
   reads. Coral is spent twice: the contested path, and the primary button. */

:root {
  --shop: #c4c7c2;        /* page ground */
  --shop-2: #cbcec9;      /* raised panels */
  --plate: #0f1315;       /* inside the well only */
  --bone: #dcdad2;
  --ink: #14181a;
  --muted: #3f4643;
  --steel: #8e948f;       /* hairlines, decorative only, never text */
  --rule: #a8ada7;
  --coral: #e45e3d;

  --display: "Anton", Impact, sans-serif;
  --sans: "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --mono: "Martian Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --gutter: clamp(20px, 5vw, 68px);
  --measure: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 78px; }

body {
  margin: 0;
  background: var(--shop);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
code { font-family: var(--mono); font-size: .88em; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--coral); outline-offset: 3px; }
:is(p, li, dd, .nav-links, .foot-links, .cta-contact) a:focus-visible { border-radius: 2px; }

.sr-only, .skip-link:not(:focus) {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 12px; top: 12px; z-index: 60;
  background: var(--ink); color: var(--shop);
  padding: 10px 14px; font-size: 13px; font-weight: 600; text-decoration: none;
}

/* ── Type ─────────────────────────────────────────────────────────────── */

.eyebrow {
  display: block;
  font: 500 10px/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase; color: var(--muted);
}

.wordmark {
  font-family: var(--display);
  font-size: 20px; letter-spacing: .02em; text-transform: uppercase; line-height: 1;
  padding-top: 3px;
}
.wordmark.sm { font-size: 16px; }
.brand-mark { width: 28px; height: 28px; flex: none; }
.brand-mark.sm { width: 22px; height: 22px; }

/* ── Controls: one filled button, one demoted link ────────────────────── */

.btn {
  display: inline-flex; align-items: center;
  padding: 13px 22px;
  border: 1px solid var(--coral); background: var(--coral); color: #fff;
  font: 600 13px var(--sans); letter-spacing: .01em; text-decoration: none;
  transition: background-color .16s ease, border-color .16s ease;
}
.btn:hover { background: #cf4e2f; border-color: #cf4e2f; }
.btn:active { background: #b8442a; border-color: #b8442a; }

.link {
  font: 500 13.5px var(--sans); color: var(--ink); text-decoration: none;
  border-bottom: 1px solid var(--muted); padding-bottom: 2px;
  transition: border-color .16s ease, color .16s ease;
}
.link:hover { border-color: var(--coral); }
.link.on-dark { color: var(--bone); border-bottom-color: #6d7679; }
.link.on-dark:hover { border-color: var(--coral); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; }

/* ── Nav ──────────────────────────────────────────────────────────────── */

.nav {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 24px;
  height: 62px; padding: 0 var(--gutter);
  background: var(--shop);
  border-bottom: 1px solid var(--rule);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-links { display: flex; gap: 24px; margin-left: auto; }
.nav-links a {
  font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
  padding: 10px 2px; margin: -10px -2px;
  transition: color .16s ease;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta { flex: none; }

/* ── Hero well ────────────────────────────────────────────────────────── */

.hero { padding: 0 0 clamp(28px, 3vw, 44px); }

.well {
  position: relative;
  height: clamp(500px, 76vh, 820px);
  background: var(--plate);
  overflow: hidden;
}
/* The scene gets its own box so it can sit behind the copy on desktop and
   below it on a phone, without the renderer and the layout fighting.
   z-index is load bearing: the stage comes after .hero-copy in the document,
   so without it the opaque canvas paints straight over the headline. */
.well-stage { position: absolute; inset: 0; z-index: 0; }
.well-stage canvas { display: block; width: 100%; height: 100%; }

/* Path labels, projected from the 3D field. Real DOM text: selectable and
   crawlable, which is the evidence that these are actual repository paths. */
.well-labels { position: absolute; inset: 0; pointer-events: none; }
.well-labels span {
  position: absolute; transform: translate3d(-9999px, 0, 0); white-space: nowrap;
  font: 400 10px var(--mono); letter-spacing: .01em;
  color: #8d979b; padding-left: 10px; opacity: .45;
  transition: opacity .25s ease, color .25s ease;
}
/* The whole list stays readable. Emphasis is relative, not the difference
   between visible and invisible: dimming the idle rows to near nothing read as
   the file list disappearing and only flashing back when a cursor passed. */
.well-labels span.held { opacity: .8; color: #aeb6b8; }
.well-labels span.done { opacity: .62; }
.well-labels span.live { opacity: 1; color: var(--bone); }
.well-labels span.hot { opacity: 1; color: var(--coral); font-weight: 600; }

.well-readout {
  position: absolute; right: var(--gutter); bottom: 20px; text-align: right;
  font: 400 10px var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: #626c70;
}
.well-readout b { color: #b9bdb5; font-weight: 600; }
.well-readout i { color: var(--coral); font-style: normal; font-weight: 600; }

.hero-copy {
  position: absolute; left: var(--gutter); top: clamp(48px, 8vh, 96px);
  max-width: min(52ch, 54%);
  z-index: 1;
}
h1 {
  font-family: var(--display);
  font-size: clamp(32px, 4.8vw, 70px);
  line-height: .92; letter-spacing: .004em; text-transform: uppercase; font-weight: 400;
  color: var(--bone);
}
.hero-copy .lede {
  margin-top: 26px; max-width: 42ch;
  font-size: clamp(14px, 1.15vw, 16px); line-height: 1.6; color: #a7ada8;
}
.hero-copy .actions { margin-top: 30px; }

.well-caption {
  max-width: var(--measure); margin: 18px auto 0;
  padding: 0 var(--gutter);
  font: 400 12px var(--mono); line-height: 1.75; color: var(--muted);
}
.well-caption span {
  display: inline-block; margin-right: 10px;
  font-weight: 600; text-transform: uppercase; letter-spacing: .14em; color: var(--ink);
}
.well-caption code { color: var(--ink); }

/* Agent plates. Each names the person driving and the runtime, and rides the
   agent it belongs to, so nothing has to be cross-referenced against a legend. */
.well-agents { position: absolute; inset: 0; pointer-events: none; }
.well-agents span {
  position: absolute; display: block; white-space: nowrap;
  padding-left: 9px; border-left: 2px solid var(--who);
  transform: translate3d(-9999px, 0, 0);
}
.well-agents b {
  display: block; color: var(--who);
  font: 600 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase;
}
.well-agents em {
  display: block; margin-top: 2px; font-style: normal; color: #6f7a7e;
  font: 400 9px var(--mono); letter-spacing: .04em;
}
.well-agents .blocked { border-left-color: var(--coral); }
.well-agents .blocked b, .well-agents .blocked em { color: var(--coral); }

/* ── Bands ────────────────────────────────────────────────────────────── */

.band {
  max-width: var(--measure); margin-inline: auto;
  padding: clamp(64px, 8vw, 108px) var(--gutter);
  border-top: 1px solid var(--rule);
}
.band-head { margin-bottom: clamp(36px, 4.5vw, 60px); }
.band-head .eyebrow { margin-bottom: 18px; }
.band-head h2 {
  max-width: 20ch;
  font-size: clamp(26px, 3.2vw, 40px); line-height: 1.12;
  letter-spacing: -.022em; font-weight: 600;
}

/* ── Steps: an editorial list, not a card grid ────────────────────────── */

.steps { display: grid; gap: 0; }
.steps li {
  display: grid; grid-template-columns: 90px minmax(0, 22ch) minmax(0, 1fr);
  gap: 0 32px; align-items: start;
  padding: 26px 0; border-top: 1px solid var(--rule);
}
.steps li:last-child { border-bottom: 1px solid var(--rule); }
.idx { font: 500 11px var(--mono); letter-spacing: .14em; color: var(--coral); padding-top: 4px; }
.steps h3 { font-size: 19px; font-weight: 600; letter-spacing: -.018em; }
.steps p { font-size: 15px; line-height: 1.62; color: var(--muted); }
.steps .note {
  grid-column: 3; margin-top: 12px; padding-top: 12px;
  border-top: 1px solid var(--rule);
  font: 400 11.5px var(--mono); line-height: 1.7; color: var(--muted);
}

/* ── Prose bands ──────────────────────────────────────────────────────── */

.why-body { max-width: 68ch; display: grid; gap: 20px; }
.why-body .big {
  font-size: clamp(18px, 1.7vw, 23px); line-height: 1.45;
  letter-spacing: -.015em; color: var(--ink);
}
.why-body p { font-size: 15.5px; line-height: 1.65; color: var(--muted); }
.why-body .note {
  margin-top: 8px; padding-top: 16px; border-top: 1px solid var(--rule);
  font: 400 11.5px var(--mono); line-height: 1.8;
}

/* The three verbs are labels, not a numbered sequence, so they are not a ramp
   of digits. Order does not carry meaning here. */
.steps.verbs li { grid-template-columns: 130px minmax(0, 24ch) minmax(0, 1fr); }
.steps.verbs .idx {
  font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink);
}

/* ── Honest status ────────────────────────────────────────────────────── */

.today { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .82fr); gap: 0 clamp(32px, 5vw, 80px); }
.today .band-head { grid-column: 1 / -1; }

.status { align-self: start; }
.status > div {
  display: grid; grid-template-columns: minmax(0, 15ch) minmax(0, 1fr); gap: 20px;
  padding: 14px 0; border-top: 1px solid var(--rule);
}
.status > div:last-child { border-bottom: 1px solid var(--rule); }
.status dt { font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; padding-top: 2px; }
.status dd { font-size: 14.5px; color: var(--muted); }

.open { align-self: start; background: var(--shop-2); padding: 26px 28px; }
.open h3 { font-size: 17px; font-weight: 600; letter-spacing: -.015em; margin-bottom: 14px; }
.open li {
  padding: 11px 0 11px 20px; position: relative;
  font-size: 14px; line-height: 1.55; color: var(--muted);
  border-top: 1px solid var(--rule);
}
.open li::before { content: "?"; position: absolute; left: 0; color: var(--coral); font: 600 12px var(--mono); }
.open .note { margin-top: 16px; font: 400 11.5px var(--mono); line-height: 1.7; color: var(--muted); }

/* ── Access ───────────────────────────────────────────────────────────── */

.access { padding-block: clamp(88px, 11vw, 150px); }
.access-inner { max-width: 640px; }
.access .eyebrow { margin-bottom: 18px; }
.access h2 {
  font-size: clamp(30px, 4vw, 50px); line-height: 1.06;
  letter-spacing: -.028em; font-weight: 600;
}
.access .lede { margin-top: 22px; font-size: 16px; line-height: 1.62; color: var(--muted); }
.constraint {
  margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--rule);
  font: 400 11.5px var(--mono); line-height: 1.85; color: var(--muted);
}
.access .actions { margin-top: 32px; }
.cta-contact { margin-top: 18px; font: 400 11.5px var(--mono); color: var(--muted); }
.cta-contact a { border-bottom: 1px solid var(--muted); text-decoration: none; }

/* ── Footer ───────────────────────────────────────────────────────────── */

.foot {
  display: flex; align-items: center; flex-wrap: wrap; gap: 18px 28px;
  max-width: var(--measure); margin-inline: auto;
  padding: 28px var(--gutter); border-top: 1px solid var(--rule);
}
.foot-brand { display: flex; align-items: center; gap: 9px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 22px; margin-left: auto; }
.foot-links a {
  font: 400 11px var(--mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
  padding: 10px 2px; margin: -10px -2px;
}
.foot-links a:hover { color: var(--ink); }
.foot small { font: 400 10px var(--mono); letter-spacing: .08em; color: var(--muted); }

/* ── Responsive ───────────────────────────────────────────────────────── */

@media (max-width: 1080px) {
  .nav-links { gap: 16px; overflow-x: auto; scrollbar-width: none; }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-links a { white-space: nowrap; }
  .hero-copy { max-width: 62%; }
  .today { grid-template-columns: 1fr; }
  .open { margin-top: 40px; }
  .steps li, .steps.verbs li { grid-template-columns: 64px minmax(0, 1fr); }
  .steps h3 { grid-column: 2; }
  .steps p, .steps .note { grid-column: 2; }
  .steps p { margin-top: 8px; }
}

@media (max-width: 760px) {
  /* The labels crowd the field at phone width, so the well becomes the object
     alone and the caption below carries the explanation. */
  .well { height: auto; min-height: 0; display: flex; flex-direction: column; }
  .well-stage { position: relative; inset: auto; height: 46vh; min-height: 320px; }
  .well-labels { display: none; }
  .hero-copy { position: static; padding: clamp(28px, 7vw, 48px) var(--gutter) 0; max-width: none; }
  /* The field spans the full width here, so the copy needs its own ground to
     stay legible over the lines. */
  /* Solid, not a scrim: the field now sits below the copy rather than under
     it, so the agent plates stay legible. They are the pitch on a phone. */
  .hero-copy {
    position: relative; z-index: 1;
    background: var(--plate);
    padding-bottom: 28px;
  }
  .well-readout { left: var(--gutter); right: auto; text-align: left; }
  .well-agents em { display: none; }
  .well-agents b { font-size: 9px; }
  .actions { gap: 16px; }
  .foot-links { margin-left: 0; width: 100%; order: 3; }
}

@media (max-width: 560px) {
  .nav { height: auto; flex-wrap: wrap; padding-top: 12px; }
  .nav-links { order: 3; width: 100%; padding: 12px 0; margin-left: 0; }
  .nav-cta { margin-left: auto; }
  html { scroll-padding-top: 110px; }
  .steps li, .steps.verbs li { grid-template-columns: 1fr; gap: 6px; }
  .idx { padding-top: 0; }
  .status > div { grid-template-columns: 1fr; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }