/* admin-register.css — Register + Student console (.apx-rg- prefix).
 *
 * Idiom = the student dashboard: bare ground (no boxed cards), hairline rules,
 * small-caps section labels, Fraunces numerals, underline-style quiet actions.
 * Tokens only (theme-pure.css); dark-native for free. Works at 390px.
 */

.apx-rg { display: block; }

/* ---- tools: search + folded filter/sort --------------------------------- */
.apx-rg-tools {
  display: flex; align-items: center; gap: 0.8rem 1rem; flex-wrap: wrap;
  margin: 0 0 1.4rem;
}
.apx-rg-search {
  flex: 1 1 16rem; min-width: 0;
  padding: 0.6rem 0.75rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 9px;
  font: inherit; font-size: 0.92rem;
}
.apx-rg-search::placeholder { color: var(--muted); }
.apx-rg-search:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.apx-rg-filter-fold { flex: 0 0 auto; }
.apx-rg-filter-fold > summary {
  list-style: none; cursor: pointer; user-select: none;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); padding: 0.5rem 0.2rem;
}
.apx-rg-filter-fold > summary::-webkit-details-marker { display: none; }
.apx-rg-filter-fold > summary:hover { color: var(--ink); }
.apx-rg-filter-body {
  display: flex; align-items: center; gap: 0.6rem 1rem; flex-wrap: wrap;
  padding: 0.7rem 0 0.2rem;
}
.apx-rg-chips { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.apx-rg-chip {
  padding: 0.3rem 0.7rem;
  background: transparent; color: var(--muted);
  border: 1px solid var(--line-strong); border-radius: 999px;
  font: inherit; font-size: 0.78rem; font-weight: 600; cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease, background-color 0.15s ease;
}
.apx-rg-chip:hover { color: var(--ink); border-color: var(--ink-soft); }
.apx-rg-chip.on { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }
.apx-rg-sort-lbl {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted);
}
.apx-rg-sort {
  padding: 0.4rem 0.5rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 7px;
  font: inherit; font-size: 0.82rem;
}

/* ---- band headings (inverted: needs-you open, on-track folded) ---------- */
.apx-rg-band-head {
  margin: 0 0 0.5rem; padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line-strong);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.17em; text-transform: uppercase;
  color: var(--accent);
}
.apx-rg-band { display: block; }

.apx-rg-ontrack { margin-top: 1.6rem; }
.apx-rg-ontrack > summary {
  list-style: none; cursor: pointer; user-select: none;
  padding-bottom: 0.6rem; margin-bottom: 0.4rem;
  border-bottom: 1px solid var(--line-strong);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.17em; text-transform: uppercase;
  color: var(--muted);
}
.apx-rg-ontrack > summary::-webkit-details-marker { display: none; }
.apx-rg-ontrack > summary::before { content: "▸ "; }
.apx-rg-ontrack[open] > summary::before { content: "▾ "; }
.apx-rg-ontrack > summary:hover { color: var(--ink); }

/* ---- register rows (hairline, dashboard idiom) -------------------------- */
.apx-rg-row { border-bottom: 1px dashed var(--line-strong); }
.apx-rg-row.open { border-bottom-color: var(--line-strong); }
.apx-rg-row-open {
  display: grid; align-items: baseline;
  grid-template-columns: minmax(0, 1.7fr) minmax(0, 1.5fr) auto 1.4rem;
  gap: 0.5rem 1.1rem; width: 100%;
  margin: 0; padding: 0.9rem 0.35rem;
  background: transparent; border: 0; text-align: left; cursor: pointer;
  font: inherit; color: var(--ink);
  border-radius: 8px;
  transition: background-color 0.16s ease;
}
.apx-rg-row-open:hover { background: var(--surface-soft); }
.apx-rg-row-open:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }

.apx-rg-name {
  display: flex; align-items: center; gap: 0.45rem; min-width: 0;
  font-size: 0.98rem; color: var(--ink);
}
.apx-rg-name b { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.apx-rg-unverified {
  flex: 0 0 auto;
  font-size: 0.64rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--warn-deep);
}

.apx-rg-phrase { min-width: 0; font-size: 0.86rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; }
.apx-rg-phrase.apx-rg-verdict-red { color: var(--warn-deep); font-weight: 600; }
.apx-rg-phrase.apx-rg-verdict-amber { color: var(--warn-deep); }

.apx-rg-access {
  font-size: 0.8rem; color: var(--muted); white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.apx-rg-caret {
  justify-self: end; width: 1.3rem; text-align: center;
  font-size: 1.1rem; color: var(--muted); line-height: 1;
}

.apx-rg-row-red .apx-rg-name b { color: var(--ink); }

/* presence dot */
.apx-rg-dot {
  flex: 0 0 auto; width: 0.5rem; height: 0.5rem; border-radius: 50%;
  background: var(--line-strong);
}
.apx-rg-dot.on { background: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }

/* ---- empty state (a feature) -------------------------------------------- */
.apx-rg-empty-ok { padding: 2.4rem 0.4rem; }
.apx-rg-empty-em {
  margin: 0 0 0.5rem;
  font-family: "Fraunces", Georgia, serif; font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.1; color: var(--ink);
}
.apx-rg-empty-em em {
  font-style: italic; color: var(--accent);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath d='M3 9 C 30 4 80 3.5 117 6.5' fill='none' stroke='%23891d1a' stroke-width='2.4' stroke-linecap='round' opacity='0.8'/%3E%3C/svg%3E") no-repeat bottom center / 100% 0.3em;
  padding-bottom: 0.16em;
}
.apx-rg-empty-sub { margin: 0; color: var(--muted); font-size: 0.98rem; }
.apx-rg-empty { margin: 1.2rem 0.4rem; color: var(--muted); font-size: 0.92rem; }

/* ---- the console (inline accordion) ------------------------------------- */
.apx-rg-console {
  padding: 0.6rem 0.35rem 1.4rem;
  border-top: 1px solid var(--line);
}
.apx-rg-msg { color: var(--muted); font-size: 0.9rem; padding: 0.8rem 0.2rem; }
.apx-rg-msg.err { color: var(--warn-deep); }

/* now line */
.apx-rg-now {
  display: flex; align-items: center; gap: 0.55rem; flex-wrap: wrap;
  margin: 0.6rem 0 1.2rem; font-size: 0.95rem; color: var(--ink);
}
.apx-rg-now b { font-weight: 600; }
.apx-rg-now small { color: var(--muted); font-size: 0.78rem; }

/* stuck banner */
.apx-rg-stuck {
  margin: 0 0 1.4rem; padding: 0.85rem 1rem;
  background: var(--accent-wash); border-left: 3px solid var(--accent);
  border-radius: 7px;
}
.apx-rg-stuck-head { margin: 0 0 0.5rem; font-size: 0.9rem; color: var(--ink); }
.apx-rg-stuck-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.apx-rg-stuck-row {
  display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; flex-wrap: wrap;
  font-size: 0.86rem; color: var(--ink-soft);
}
.apx-rg-stuck-row b { color: var(--ink); font-weight: 600; }

/* ---- section skeleton (small-caps title over a hairline) ---------------- */
.apx-rg-sec { margin: 0 0 1.6rem; }
.apx-rg-sec-title {
  display: flex; align-items: baseline; gap: 0.5rem;
  margin: 0 0 0.8rem; padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line-strong);
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
}
.apx-rg-sec-count {
  font-family: "Fraunces", Georgia, serif; font-size: 1rem; font-weight: 600;
  letter-spacing: -0.01em; color: var(--ink-soft); font-variant-numeric: tabular-nums;
}
.apx-rg-subhead {
  margin: 1rem 0 0.5rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted);
}

/* ---- history timeline (the centrepiece) --------------------------------- */
.apx-rg-history { display: grid; gap: 1.1rem; }
.apx-rg-day-head {
  margin: 0 0 0.4rem;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent);
}
.apx-rg-tl { list-style: none; margin: 0; padding: 0; }
.apx-rg-tl-row {
  display: grid; align-items: baseline;
  grid-template-columns: 3.4rem minmax(0, 1fr) auto;
  gap: 0.5rem 0.9rem;
  padding: 0.5rem 0; border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
}
.apx-rg-tl-row:last-child { border-bottom: 0; }
.apx-rg-tl-time { font-size: 0.74rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.apx-rg-tl-label { color: var(--ink-soft); min-width: 0; }
.apx-rg-tl-label small { display: block; color: var(--muted); font-size: 0.74rem; margin-top: 0.1rem; }
.apx-rg-tl-row.paper .apx-rg-tl-label { color: var(--ink); }
.apx-rg-tl-right { justify-self: end; color: var(--ink-soft); font-size: 0.82rem; white-space: nowrap; }
.apx-rg-tl-row.voided { opacity: 0.55; }
.apx-rg-tl-row.voided .apx-rg-tl-right { text-decoration: line-through; }
.apx-rg-score {
  font-family: "Fraunces", Georgia, serif; font-weight: 600; font-size: 1.05rem;
  color: var(--ink); font-variant-numeric: tabular-nums;
}
.apx-rg-tl-right small { color: var(--muted); font-size: 0.74rem; }

/* ---- skills folds -------------------------------------------------------- */
.apx-rg-fold { margin: 0.4rem 0; }
.apx-rg-fold > summary {
  list-style: none; cursor: pointer; user-select: none;
  padding: 0.45rem 0; font-size: 0.82rem; color: var(--ink-soft);
  border-bottom: 1px dashed var(--line);
}
.apx-rg-fold > summary::-webkit-details-marker { display: none; }
.apx-rg-fold > summary::before { content: "▸ "; color: var(--muted); }
.apx-rg-fold[open] > summary::before { content: "▾ "; }
.apx-rg-fold > summary:hover { color: var(--ink); }
.apx-rg-held-line { margin: 0.6rem 0; font-size: 0.88rem; color: var(--ink-soft); }
.apx-rg-held-line b { color: var(--ink); font-weight: 600; }

.apx-rg-holes { list-style: none; margin: 0; padding: 0; }
.apx-rg-holes li {
  display: flex; align-items: baseline; justify-content: space-between; gap: 0.8rem;
  padding: 0.45rem 0; border-bottom: 1px dashed var(--line);
  font-size: 0.86rem;
}
.apx-rg-holes li:last-child { border-bottom: 0; }
.apx-rg-hole-aru { color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.apx-rg-hole-tag { color: var(--muted); font-size: 0.8rem; text-align: right; }
.apx-rg-hole-tag.r { color: var(--warn-deep); font-weight: 600; }
.apx-rg-hole-tag.m { color: var(--accent); }

.apx-rg-retests { list-style: none; margin: 0.6rem 0 0; padding: 0; display: grid; gap: 0.4rem; }
.apx-rg-retests li { display: flex; align-items: center; gap: 0.55rem; flex-wrap: wrap; font-size: 0.84rem; }
.apx-rg-retest-aru { color: var(--ink); font-weight: 600; min-width: 5rem; font-variant-numeric: tabular-nums; }
.apx-rg-retest-slots { display: flex; gap: 0.3rem; flex-wrap: wrap; }
.apx-rg-slot {
  padding: 0.1rem 0.4rem; border-radius: 5px;
  background: var(--surface-soft); color: var(--muted);
  font-size: 0.74rem; font-variant-numeric: tabular-nums; border: 1px solid var(--line);
}
.apx-rg-slot.pass { color: var(--ink); border-color: var(--line-strong); }
.apx-rg-slot.review { border-color: var(--warn); color: var(--warn-deep); }
.apx-rg-retest-review {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--warn-deep);
}
.apx-rg-ok { color: var(--accent); font-weight: 600; }
.apx-rg-bad { color: var(--warn-deep); font-weight: 600; }

/* ---- access & identity --------------------------------------------------- */
.apx-rg-facts { margin: 0 0 1rem; display: grid; gap: 0.5rem; }
.apx-rg-facts > div { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 0.8rem; align-items: baseline; }
.apx-rg-facts dt {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted);
}
.apx-rg-facts dd { margin: 0; font-size: 0.88rem; color: var(--ink-soft); }
.apx-rg-facts dd b { color: var(--ink); font-weight: 600; }
.apx-rg-muted { color: var(--muted); }

.apx-rg-id-editors { display: flex; flex-wrap: wrap; align-items: center; gap: 0.7rem 1rem; }
.apx-rg-editor { display: inline-flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; }
.apx-rg-editor-lbl {
  font-size: 0.66rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted);
}
.apx-rg-editor select, .apx-rg-rename-input {
  padding: 0.35rem 0.5rem;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 6px;
  font: inherit; font-size: 0.82rem;
}
.apx-rg-rename-input { min-width: 9rem; }

.apx-rg-study-chip {
  display: inline-flex; align-items: baseline; gap: 0.35rem;
  padding: 0.3rem 0.6rem;
  background: var(--surface-soft); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 999px;
  font: inherit; font-size: 0.8rem; font-weight: 600; cursor: pointer;
}
.apx-rg-study-chip:hover { border-color: var(--ink-soft); }
.apx-rg-study-chip small { color: var(--muted); font-weight: 500; font-size: 0.68rem; }
.apx-rg-study-chip.default { border-style: dashed; color: var(--muted); }
.apx-rg-study-edit { display: inline-flex; align-items: center; gap: 0.35rem; flex-wrap: wrap; }
.apx-rg-err-inline { color: var(--warn-deep); font-size: 0.76rem; }

/* small quiet confirm/cancel/link buttons */
.apx-rg-confirm, .apx-rg-cancel, .apx-rg-link, .apx-rg-mini {
  font: inherit; cursor: pointer; background: transparent; border: 0; padding: 0.2rem 0.1rem;
}
.apx-rg-confirm {
  color: var(--accent); font-size: 0.8rem; font-weight: 700;
  text-decoration: underline; text-underline-offset: 3px;
}
.apx-rg-cancel { color: var(--muted); font-size: 0.8rem; text-decoration: underline; text-underline-offset: 3px; }
.apx-rg-cancel:hover { color: var(--ink); }
.apx-rg-link {
  color: var(--ink-soft); font-size: 0.82rem;
  text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--line-strong);
}
.apx-rg-link:hover { color: var(--accent); text-decoration-color: var(--accent); }
.apx-rg-mini {
  padding: 0.25rem 0.6rem; border: 1px solid var(--line-strong); border-radius: 6px;
  color: var(--ink-soft); font-size: 0.78rem; font-weight: 600;
}
.apx-rg-mini:hover { border-color: var(--accent); color: var(--accent); }
.apx-rg-mini:disabled { opacity: 0.5; cursor: default; }

/* ---- intervention bar (pinned at console foot) -------------------------- */
.apx-rg-bar {
  margin-top: 0.6rem; padding-top: 1rem;
  border-top: 1px solid var(--line-strong);
  display: grid; gap: 0.7rem;
}
.apx-rg-bar-main { display: flex; align-items: center; gap: 0.5rem 0.7rem; flex-wrap: wrap; }
.apx-rg-bar-sep { width: 1px; height: 1.3rem; background: var(--line-strong); }
.apx-rg-act {
  font: inherit; cursor: pointer;
  padding: 0.4rem 0.85rem; border-radius: 7px;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--line-strong); font-size: 0.82rem; font-weight: 600;
}
.apx-rg-act:hover { border-color: var(--accent); color: var(--accent); }
.apx-rg-act.warn { color: var(--warn-deep); border-color: var(--warn); }
.apx-rg-act.warn:hover { background: var(--warn); color: var(--on-accent); border-color: var(--warn); }
.apx-rg-act:disabled { opacity: 0.5; cursor: default; }

.apx-rg-danger-fold > summary {
  list-style: none; cursor: pointer; user-select: none;
  font-size: 0.74rem; font-weight: 700; letter-spacing: 0.06em;
  color: var(--muted); padding: 0.3rem 0;
}
.apx-rg-danger-fold > summary::-webkit-details-marker { display: none; }
.apx-rg-danger-fold > summary:hover { color: var(--warn-deep); }
.apx-rg-danger { display: flex; align-items: center; gap: 0.6rem 0.9rem; flex-wrap: wrap; padding: 0.6rem 0 0.2rem; }
.apx-rg-confirm-q { font-size: 0.84rem; color: var(--warn-deep); display: inline-flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

/* ---- mobile (≤ 640px): rows reflow to stacked, no horizontal overflow --- */
@media (max-width: 640px) {
  .apx-rg-row-open {
    grid-template-columns: 1fr auto;
    grid-template-areas: "name caret" "phrase phrase" "access access";
    gap: 0.25rem 0.8rem;
  }
  .apx-rg-name { grid-area: name; }
  .apx-rg-caret { grid-area: caret; align-self: start; }
  .apx-rg-phrase { grid-area: phrase; }
  .apx-rg-access { grid-area: access; }
  .apx-rg-facts > div { grid-template-columns: 5rem minmax(0, 1fr); }
  .apx-rg-tl-row { grid-template-columns: 3rem minmax(0, 1fr); }
  .apx-rg-tl-right { grid-column: 2; justify-self: start; }
}