/* v4 additions — and only additions.
 *
 * base.css is v3's stylesheet, untouched. Everything here exists because v4 has
 * idioms v3 had no need for: an "acting as" masthead, and the waiting list that
 * every workspace opens on. Nothing below introduces a new colour or a new
 * typeface; it all composes the tokens base.css already defines.
 */

/* ── The waiting list ──────────────────────────────────────────────────────
 * ONE idiom, used by all six workspaces. The UI inventory found four
 * near-duplicate tile components in the prototype; this is the consolidation it
 * recommended, and the reason it matters is not tidiness — four implementations
 * of "what is waiting on you" drift, and the one nobody looks at is the one
 * that goes wrong.
 */
.waiting-row {
  display: grid; grid-template-columns: 1fr auto; gap: 16px;
  padding: 11px 14px; border-bottom: 1px solid var(--line); align-items: center;
}
.waiting-row:last-child { border-bottom: 0; }
.waiting-row:hover { background: rgba(255,255,255,.014); }
.waiting-age {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--mute-2); font-variant-numeric: tabular-nums;
}
/* The oldest wait is the whole point of a desk, so it is MARKED and not merely
 * sorted first. Sort order is a control, and a control nobody can see reads as
 * a preference somebody is free to change. */
.waiting-row.oldest .waiting-age { color: var(--accent-2); }

.tile-strip {
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
}
.tile { padding: 14px 16px; border-right: 1px solid var(--line); background: var(--panel); }
.tile:last-child { border-right: 0; }
.tile-n {
  font-family: 'JetBrains Mono', monospace; font-size: 26px; line-height: 1;
  color: var(--ink); font-variant-numeric: tabular-nums;
}
/* Zero is muted rather than absent. "Nothing is waiting" is a real answer and
 * deserves to be shown as one — a hidden tile reads as a tile that failed. */
.tile-n.none { color: var(--mute-2); }
.tile-l { font-size: 11px; color: var(--mute); margin-top: 6px; }

/* ── Acting as ─────────────────────────────────────────────────────────────
 * Never decoration. It answers "whose eyes am I looking through", and in a
 * system where that decides what can be fetched at all, it belongs in the
 * masthead rather than behind a menu.
 */
.acting {
  display: inline-flex; align-items: center; gap: 8px; padding: 4px 10px;
  border: 1px solid var(--line-2); border-radius: 3px;
}
.acting-role {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: .08em; text-transform: uppercase; color: var(--accent);
}

/* Pending, and unmistakably not effective. AMBER, NEVER GREEN — WP-U08 makes
 * this a critical rule, and the class exists so that no screen can get it wrong
 * by reaching for chip-ok out of habit. A grant that looks effective before its
 * countersign is the countersign rule undone in pixels. */
.chip-pending {
  background: color-mix(in oklch, var(--accent-2), transparent 82%);
  color: var(--accent-2);
  border-color: color-mix(in oklch, var(--accent-2), transparent 55%);
}

/* Never-ran. Its own state, visibly distinct from both pass and fail, because
 * absence of evidence rendered as evidence is the exact failure WP-U04 exists
 * to prevent. Dashed, so it reads as "not filled in" at a glance. */
.chip-unknown {
  background: transparent; color: var(--mute-2);
  border-color: var(--line-2); border-style: dashed;
}

/* ── The pipeline rail, now per deal ───────────────────────────────────────
 * v3 rendered the assembly pipeline as one global state, so two deals at two
 * stages shared a rail and the screen could only be telling the truth about one
 * of them. Under decision U8 this is the header of an OPEN DEAL and nothing
 * else — it takes its stage from the deal it is drawn for.
 */
.pipe { display: flex; align-items: center; gap: 0; }
.pipe-stage {
  display: flex; align-items: center; gap: 7px; padding: 6px 12px;
  font-size: 12px; color: var(--mute-2);
}
.pipe-stage.done { color: var(--mute); }
.pipe-stage.here { color: var(--ink); }
.pipe-stage.here .pipe-dot { background: var(--accent); }
.pipe-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--line-2); }
.pipe-sep { width: 18px; height: 1px; background: var(--line-2); }

/* ── Honest empty states ───────────────────────────────────────────────────
 * The existing idiom: a kicker, one serif sentence, and at most one primary
 * action. An empty pane says what is true — that nothing is here, or that this
 * part is not built — and never fills the space with something invented.
 */
.empty { text-align: center; padding: 48px 24px; max-width: 540px; margin: 0 auto; }
.empty-kicker {
  font-family: 'JetBrains Mono', monospace; font-size: 10px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--mute-2);
}
.empty-line {
  font-family: 'Instrument Serif', serif; font-size: 22px;
  line-height: 1.25; color: var(--ink); margin-top: 12px;
}
.empty-sub { font-size: 12.5px; color: var(--mute); margin-top: 10px; line-height: 1.6; }

/* The refusal state. Reached by typing a URL a role's endpoints would refuse.
 * Deliberately styled like an empty state and not like an error: nothing has
 * gone wrong, the system is working. Red means error, never merely "no". */
.refusal { border: 1px dashed var(--line-2); border-radius: 6px; }

/* Sign-in. The front door, in the same language as everything behind it. */
.signin-card {
  width: 400px; padding: 28px; background: var(--panel);
  border: 1px solid var(--line); border-radius: 8px;
}
.signin-card input { width: 100%; padding: 9px 11px; font-size: 13px; }