/* ============================================================================
   demo.css — shared styling for every demo (hero + pillars). References
   tokens.css only. Serif = message text (them); sans = UI + decode (the system).
   ============================================================================ */

.cg-demo {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--panel);
  padding: var(--s-5);
}
@media (max-width: 560px) { .cg-demo { padding: var(--s-4); } }

/* --- Stage: two panels with a gutter between them ------------------------- */
.cg-stage {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--s-3);
  align-items: start;
}
/* Responsive overrides for the stage live at the end of this file, after every
   base rule, so source order lets them win (media queries add no specificity). */

.cg-panel {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: var(--s-5);
  min-height: 200px;
}

/* --- Gutter + the gist "crossing" the gutter (optional polish, on) -------- */
.cg-gutter {
  align-self: stretch;
  width: 40px;
  display: grid;
  place-items: center;
  position: relative;
}
.cg-gutter .cg-cross {
  width: 26px; height: 26px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--panel);
  display: grid; place-items: center; color: var(--ink-soft);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}
.cg-gutter .cg-cross::after { content: "→"; font-size: 0.9rem; }
.cg-gutter.crossing .cg-cross { color: var(--accent); border-color: var(--accent); transform: scale(1.08); }

/* --- Incoming message (them — serif) ------------------------------------- */
.cg-from {
  font-family: var(--font-sans);
  font-size: var(--t-micro);
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin: 0 0 var(--s-3);
}
.cg-incoming {
  font-family: var(--font-serif);
  font-size: var(--t-h3);
  line-height: var(--lh-snug);
  color: var(--ink);
  margin: 0;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.cg-incoming.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-incoming { opacity: 1; transform: none; } }

/* --- Decode (the system — sans, chips) ----------------------------------- */
.cg-decode { margin-top: var(--s-5); display: grid; gap: var(--s-3); }
.cg-line {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--s-3);
  align-items: baseline;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-line.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-line { opacity: 1; transform: none; } }

.cg-chip {
  font-size: var(--t-micro);
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.18rem 0.55rem;
  border-radius: var(--r-pill);
  white-space: nowrap;
  border: 1px solid transparent;
}
.cg-chip[data-k="surface"] { background: var(--well);        color: var(--ink-soft); border-color: var(--line); }
.cg-chip[data-k="under"]   { background: var(--amber-wash);  color: var(--amber); }
.cg-chip[data-k="ask"]     { background: var(--clay-wash);   color: var(--clay); }
/* --flag appears exactly once: the Pressure line. The one thing the eye catches. */
.cg-chip[data-k="press"]   { background: var(--flag-wash);   color: var(--flag); }

.cg-line .cg-text { font-size: var(--t-small); color: var(--ink); line-height: var(--lh-snug); }
.cg-line[data-k="press"] .cg-text { color: var(--flag); }

/* --- Compose side -------------------------------------------------------- */
.cg-label { font-size: var(--t-micro); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 var(--s-2); }

.cg-gist {
  width: 100%;
  font-family: var(--font-serif);
  font-size: var(--t-lead);
  line-height: var(--lh-snug);
  color: var(--ink);
  background: var(--panel);
  border: 1px dashed var(--line);
  border-radius: var(--r-sm);
  padding: var(--s-3);
  resize: vertical;
  min-height: 3.4em;
}
.cg-gist:focus-visible { outline: none; box-shadow: var(--focus); border-style: solid; border-color: var(--accent); }

.cg-compose-row { display: flex; align-items: center; gap: var(--s-3); margin-top: var(--s-3); }

.cg-btn {
  font-family: var(--font-sans); font-size: var(--t-small); font-weight: 600;
  padding: var(--s-2) var(--s-4); border-radius: var(--r-pill);
  border: 1px solid var(--accent); background: var(--accent); color: var(--panel);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.cg-btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.cg-btn:active { transform: translateY(1px); }
.cg-btn[disabled] { opacity: 0.55; cursor: default; }
.cg-btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.cg-btn-ghost:hover { background: transparent; color: var(--accent-deep); border-color: var(--accent); }
.cg-btn:focus-visible { outline: none; box-shadow: var(--focus); }

.cg-draft {
  font-family: var(--font-serif);
  font-size: var(--t-body);
  line-height: var(--lh-body);
  color: var(--ink);
  margin: var(--s-4) 0 0;
  min-height: 1.6em;
  white-space: pre-wrap;
}

/* --- Review bar: nothing sends without you ------------------------------- */
.cg-review {
  display: flex; align-items: center; gap: var(--s-2);
  margin-top: var(--s-4); padding-top: var(--s-4);
  border-top: 1px solid var(--line);
  font-size: var(--t-small); color: var(--ink-soft);
}
.cg-review .cg-tick { width: 16px; height: 16px; color: var(--clay); flex: none; }
.cg-review.ready { color: var(--accent-deep); }

/* --- Captions (the hero line echoed) ------------------------------------- */
.cg-cap {
  font-family: var(--font-sans);
  font-size: var(--t-small);
  font-style: italic;
  color: var(--ink-soft);
  margin: var(--s-4) 0 0;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
}
.cg-cap.in { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .cg-cap { opacity: 1; } }

/* --- Controls ------------------------------------------------------------ */
.cg-controls {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--s-3); margin-top: var(--s-5);
}
.cg-scenarios { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.cg-scn {
  font-family: var(--font-sans); font-size: var(--t-small);
  padding: var(--s-2) var(--s-3); border-radius: var(--r-pill);
  border: 1px solid var(--line); background: var(--panel); color: var(--ink-soft);
  cursor: pointer; transition: all var(--dur-fast) var(--ease);
}
.cg-scn:hover { color: var(--ink); border-color: var(--accent); }
.cg-scn[aria-pressed="true"] { background: var(--accent-wash); color: var(--accent-deep); border-color: var(--accent); }
.cg-scn:focus-visible { outline: none; box-shadow: var(--focus); }

/* --- Honesty marker / banner --------------------------------------------- */
.cg-honesty {
  font-size: var(--t-micro); color: var(--ink-soft);
  margin: var(--s-4) 0 0; display: flex; align-items: center; gap: var(--s-2);
}
.cg-honesty .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); flex: none; }

/* Full-page honesty banner (pillar demos, not the embedded hero). */
.cg-banner {
  font-family: var(--font-sans); font-size: var(--t-small);
  background: var(--accent-wash); color: var(--accent-deep);
  border-bottom: 1px solid var(--line);
  padding: var(--s-2) var(--s-5); text-align: center; letter-spacing: 0.02em;
}
.cg-banner strong { font-weight: 700; }

/* hero.html is chromeless — no header — so the DEMO strip doubles as the way
   home. Honesty text stays fully visible; the quiet "← Home" cue leads. */
a.cg-banner--home {
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  gap: var(--s-2); text-decoration: none; cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
}
a.cg-banner--home:hover { background: color-mix(in srgb, var(--accent-wash) 88%, var(--accent-deep)); }
/* Inset ring — the bar is full-bleed and top-flush, so an outset --focus ring
   would be clipped by the viewport edges. Inset keeps the whole ring visible. */
a.cg-banner--home:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px var(--accent-wash), inset 0 0 0 5px var(--accent);
}
.cg-banner--home .cg-home { font-weight: 600; white-space: nowrap; }
.cg-banner--home .cg-banner-sep { color: var(--accent-deep); opacity: 0.5; }

/* ============================================================================
   Pillar-page chrome — shared so five pages read as one product.
   ============================================================================ */
.demo-page { background: var(--bg); color: var(--ink); font-family: var(--font-sans); margin: 0; min-height: 100vh; }

.demo-head { border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 86%, transparent); }
.demo-head .row { max-width: 920px; margin-inline: auto; padding: var(--s-3) var(--s-5); display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); }
.demo-head .brand { display: inline-flex; align-items: center; gap: var(--s-2); font-family: var(--font-serif); font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.demo-head .brand .mark { width: 1.4rem; height: 1.4rem; color: var(--accent); }
.demo-head a:focus-visible, .loop-next a:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--r-sm); }

.demo-main { max-width: 920px; margin-inline: auto; padding: var(--s-7) var(--s-5); }
.demo-title { max-width: 36ch; margin-bottom: var(--s-6); }
.demo-title .eyebrow { font-size: var(--t-micro); letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-deep); margin: 0 0 var(--s-2); }
.demo-title h1 { font-family: var(--font-serif); font-weight: 400; font-size: var(--t-h2); line-height: var(--lh-tight); margin: 0 0 var(--s-3); }
.demo-title p { color: var(--ink-soft); margin: 0; font-size: var(--t-lead); line-height: var(--lh-snug); }

.demo-card { border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-soft); overflow: hidden; }

/* The cross-link that hands to the next stage of the loop. */
.loop-next { max-width: 920px; margin: var(--s-6) auto 0; padding: 0 var(--s-5) var(--s-8); }
.loop-next a {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-5); border: 1px solid var(--line); border-radius: var(--r);
  background: var(--panel); text-decoration: none; color: var(--ink);
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.loop-next a:hover { border-color: var(--accent); transform: translateY(-1px); }
.loop-next .stage { font-size: var(--t-micro); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); }
.loop-next .label { font-family: var(--font-serif); font-size: var(--t-h3); display: block; margin-top: var(--s-1); }
.loop-next .arrow { color: var(--accent); font-size: 1.4rem; }

/* --- "The thread remembers" — continuity (cross-channel room memory) ------
   Left: the append-only comm log (serif = correspondence). Right: what retrieval
   surfaces (sans = the system). One --flag use only: the single drift warning. */
.cg-room { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: var(--s-5); align-items: start; }

.cg-tl { display: grid; gap: var(--s-3); }
.cg-tl-item {
  padding: var(--s-4) var(--s-5); border: 1px solid var(--line); border-radius: var(--r);
  background: var(--bg);
  opacity: 0; transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-tl-item.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-tl-item { opacity: 1; transform: none; } }
/* The new message that just landed — lifted, accent-edged, not flagged. */
.cg-tl-item.incoming { border-color: var(--accent); background: var(--panel); box-shadow: var(--shadow-soft); }

.cg-tl-head { display: flex; align-items: center; gap: var(--s-3); margin-bottom: var(--s-2); }
.cg-chan {
  font-size: var(--t-micro); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.12rem 0.5rem; border-radius: var(--r-pill);
  background: var(--well); color: var(--ink-soft); border: 1px solid var(--line); white-space: nowrap;
}
.cg-tl-item.incoming .cg-chan { background: var(--accent-wash); color: var(--accent-deep); border-color: transparent; }
.cg-tl-who { font-size: var(--t-micro); color: var(--ink-soft); }
.cg-tl-when { margin-left: auto; font-size: var(--t-micro); color: var(--ink-soft); white-space: nowrap; }
.cg-tl-text { font-family: var(--font-serif); font-size: var(--t-body); line-height: var(--lh-snug); color: var(--ink); margin: 0; }

.cg-knows { background: var(--well); border: 1px solid var(--line); border-radius: var(--r); padding: var(--s-5); }
.cg-knows-title { font-size: var(--t-micro); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 var(--s-4); }
.cg-recall { display: grid; gap: var(--s-3); }
.cg-recall-line {
  display: grid; grid-template-columns: auto 1fr; gap: var(--s-3); align-items: baseline;
  font-size: var(--t-small); line-height: var(--lh-snug); color: var(--ink);
  opacity: 0; transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-recall-line.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-recall-line { opacity: 1; transform: none; } }
.cg-recall-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); transform: translateY(-2px); }

/* The one --flag element on the page: the single drift warning (roadmap). */
.cg-drift {
  margin-top: var(--s-4); padding: var(--s-3) var(--s-4);
  border-left: 3px solid var(--flag); background: var(--flag-wash);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: var(--t-small); line-height: var(--lh-snug); color: var(--flag);
  display: grid; gap: var(--s-1);
  opacity: 0; transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-drift.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-drift { opacity: 1; transform: none; } }
.cg-drift-lbl { font-weight: 700; letter-spacing: 0.02em; }

/* The handoff: continuity visibly feeds the draft. */
.cg-handoff {
  display: inline-flex; align-items: center; gap: var(--s-2);
  margin-top: var(--s-5); text-decoration: none;
  opacity: 0; transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-handoff.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-handoff { opacity: 1; transform: none; } }

.cg-note { font-size: var(--t-micro); color: var(--ink-soft); max-width: 44ch; }

/* --- "On your terms" — the human gate ------------------------------------ */
.cg-gate { padding: var(--s-6); background: var(--panel); }
.cg-gate .cg-from { margin-bottom: var(--s-2); }
.cg-gate .recipient { font-size: var(--t-small); color: var(--ink-soft); margin: 0 0 var(--s-4); }
.cg-gate-actions { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; margin-top: var(--s-5); }
.cg-gate-status {
  display: flex; align-items: center; gap: var(--s-2);
  margin-top: var(--s-5); padding-top: var(--s-4); border-top: 1px solid var(--line);
  font-size: var(--t-small); color: var(--ink-soft);
}
.cg-gate-status.sent { color: var(--clay); }
.cg-gate-status .cg-tick { width: 16px; height: 16px; color: currentColor; flex: none; }

/* --- "On the record" — logged, hashed, ordered --------------------------- */
.cg-log { padding: var(--s-6); background: var(--panel); }
.cg-log .ledger { border-left: 2px solid var(--line); margin-left: var(--s-2); }
.cg-entry {
  position: relative; padding: 0 0 var(--s-5) var(--s-5);
  opacity: 0; transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.cg-entry.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .cg-entry { opacity: 1; transform: none; } }
.cg-entry:last-child { padding-bottom: 0; }
.cg-entry::before {
  content: ""; position: absolute; left: -5px; top: 6px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent); border: 2px solid var(--panel);
}
.cg-entry[data-flag="true"]::before { background: var(--flag); }
.cg-entry .meta { font-family: var(--font-mono); font-size: var(--t-micro); color: var(--ink-soft); display: flex; flex-wrap: wrap; gap: var(--s-3); }
.cg-entry .dir { font-family: var(--font-sans); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-soft); }
.cg-entry[data-flag="true"] .dir { color: var(--flag); }
.cg-entry .snippet { font-family: var(--font-serif); font-size: var(--t-body); color: var(--ink); margin: var(--s-1) 0 0; }
.cg-entry .hash { font-family: var(--font-mono); }
.cg-log .seal { margin-top: var(--s-5); padding-top: var(--s-4); border-top: 1px solid var(--line); font-size: var(--t-small); color: var(--ink-soft); }
.cg-log .seal strong { color: var(--ink); }

/* ============================================================================
   Responsive — placed last so these win over the base rules above.
   Panels stack to a single column; the gutter's "crossing" gesture only makes
   sense side-by-side, so it's dropped on narrow screens.
   ============================================================================ */
@media (max-width: 720px) {
  .cg-stage { grid-template-columns: 1fr; gap: var(--s-4); }
  .cg-gutter { display: none; }
  /* Continuity: the room timeline and the "what the room knows" panel stack. */
  .cg-room { grid-template-columns: 1fr; gap: var(--s-4); }
}