/* Product mockup — the page's one paper-light surface. Everything is
   scoped to .po-app: ink weight encodes every state, hairlines carry the
   structure, zero accent color inside the surface. The dark page chrome
   is untouched; the window keeps rising from the fold (open bottom). */

.po-hero__memo { position: relative; z-index: 2; margin-top: clamp(48px, 8vh, 88px); }

/* --- Surface root: scoped tokens + full-bleed hairline window --- */
.po-app {
  --m-paper: #f7f7f5;       /* ground */
  --m-paper-2: #efefec;     /* inset surface (queue rail) */
  --m-ink: #111110;         /* near-black ink */
  --m-ink-2: #55544f;       /* body text on paper */
  --m-ink-3: #8a897f;       /* mid ink weight — status dots */
  --m-meta: #6b6a63;        /* mono meta; never lighter on paper */
  --m-line: #dcdcd7;        /* hairline */
  --m-line-strong: #c9c8c2; /* strong hairline + neutral dots */

  width: min(960px, calc(100vw - 2 * var(--gutter))); margin-inline: auto; text-align: left;
  background: var(--m-paper); color: var(--m-ink-2);
  border: 1px solid var(--m-line-strong); border-bottom: none; border-radius: 10px 10px 0 0;
  box-shadow: 0 1px 2px rgba(17, 17, 16, 0.06); overflow: hidden;
}

/* --- Window bar: neutral traffic dots, mono title, muted env chip --- */
.po-app__bar { display: flex; align-items: center; gap: 14px; padding: 12px 18px;
  border-bottom: 1px solid var(--m-line); }
.po-app__dots { display: flex; gap: 6px; }
.po-app__dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--m-line-strong); }
.po-app__bar > .mono { color: var(--m-meta); font-size: 11px; }
.po-app__env { margin-left: auto; color: var(--m-meta); border: 1px solid var(--m-line);
  padding: 2px 8px; border-radius: 6px; }

/* --- Queue rail: inset paper, hairline rows, ink-weight status --- */
.po-app__body { display: grid; grid-template-columns: 220px 1fr; }
.po-app__rail { border-right: 1px solid var(--m-line); padding-top: 14px; background: var(--m-paper-2); }
.po-app__railhead { display: block; color: var(--m-meta); padding: 0 16px 10px; }
.po-q { display: flex; align-items: center; gap: 9px; padding: 9px 14px 9px 16px;
  border-top: 1px solid var(--m-line); }
.po-q strong { display: block; font-size: 12px; font-weight: 500; color: var(--m-ink); }
.po-q .mono { font-size: 9.5px; color: var(--m-meta); }
.po-q__dot { width: 5px; height: 5px; border-radius: 50%; background: var(--m-line-strong); flex: none; }
.po-q__tag { margin-left: auto; text-transform: uppercase; letter-spacing: 0.08em;
  border: 1px solid var(--m-line); color: var(--m-meta); padding: 1px 7px; border-radius: 6px; }

/* Ink-weight semantics: new/pursue solid ink, flag outlined, pass muted */
.po-q--new .po-q__tag, .po-q--pursue .po-q__tag { background: var(--m-ink);
  border-color: var(--m-ink); color: var(--m-paper); }
.po-q--flag .po-q__tag { background: transparent; border-color: rgba(17, 17, 16, 0.55);
  color: var(--m-ink); }
.po-q--pass .po-q__tag { background: transparent; border-color: var(--m-line); color: var(--m-meta); }
.po-q--new .po-q__dot, .po-q--pursue .po-q__dot { background: var(--m-ink); }
.po-q--flag .po-q__dot { background: var(--m-ink-3); }
.po-q--pass .po-q__dot { background: var(--m-line-strong); }
.po-q.is-active { background: var(--m-paper); box-shadow: inset 2px 0 0 var(--m-ink); }

/* --- Memo document: paper ground, generous padding, hairline ledger --- */
.po-doc { padding: 22px 24px 0; display: flex; flex-direction: column; gap: 14px; min-width: 0; }
.po-doc__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.po-doc__kicker { color: var(--m-meta); display: block; margin-bottom: 6px; }
.po-doc h4 { margin: 0; font-size: 20px; font-weight: 500; color: var(--m-ink);
  letter-spacing: -0.01em; }
.po-doc__head > .mono { font-size: 10.5px; color: var(--m-meta); padding-top: 3px; }
.po-doc__chips { display: flex; flex-wrap: wrap; gap: 6px; }
.po-doc__chips span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.04em;
  color: var(--m-ink-2); border: 1px solid var(--m-line); padding: 3px 9px; border-radius: 6px; }
.po-doc__grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 26px; padding-top: 2px; }
.po-doc__sec h5 { margin: 0 0 6px; color: var(--m-meta); font-weight: 400; }
.po-read { display: flex; gap: 10px; align-items: baseline; padding: 7px 0;
  border-top: 1px solid var(--m-line); font-size: 12px; color: var(--m-ink-2); }
.po-read__k { font-family: var(--mono); font-size: 9.5px; color: var(--m-meta); width: 78px; flex: none;
  text-transform: uppercase; letter-spacing: 0.06em; }
.po-read b { margin-left: auto; font-family: var(--mono); font-weight: 400; font-size: 9.5px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--m-meta);
  border: 1px solid var(--m-line); padding: 1px 7px; border-radius: 6px; }
.po-read--flag .po-read__k { color: var(--m-ink); }
.po-read--flag b { color: var(--m-ink); border-color: rgba(17, 17, 16, 0.55); }
.po-doc__flag { font-size: 12px; line-height: 1.55; color: var(--m-ink-2); padding: 7px 0;
  border-top: 1px solid var(--m-line); }
.po-doc__src { display: block; padding-top: 8px; color: var(--m-meta); font-size: 9.5px; }

/* --- Verdict: the strongest ink weight — solid band, paper type --- */
.po-doc__verdict { display: flex; align-items: baseline; gap: 14px; margin-inline: -24px; margin-top: 6px;
  padding: 14px 24px 16px; border-top: 1px solid var(--m-ink);
  background: var(--m-ink); color: var(--m-paper); }
.po-doc__verdict .mono--caps { color: var(--m-paper); }
.po-doc__verdict p { font-size: 13px; color: var(--m-paper); flex: 1; min-width: 0; }
.po-doc__verdict > .mono:last-child { color: rgba(247, 247, 245, 0.62); font-size: 9.5px; white-space: nowrap; }

@media (max-width: 880px) {
  .po-app__body { grid-template-columns: 1fr; }
  .po-app__rail { display: none; }
  .po-doc { padding: 20px 18px 0; }
  .po-doc__grid { grid-template-columns: 1fr; gap: 4px; }
  .po-doc__verdict { display: block; margin-inline: -18px; padding-inline: 18px; }
  .po-doc__verdict p { margin: 6px 0; }
}