/* The reviewer's page: the course on the left, comments on the right (the approved mockup, tab 04). Light only. */
:root {
  --bg: #f4f2ef; --card: #fff; --tint: #f8f6f3; --stage: #ece8e3;
  --ink: #121212; --body: #3a3835; --muted: #77716b; --faint: #aba49d; --line: #e6e1db; --line2: #d9d2ca;
  --accent: #fd5732; --accent-text: #c93a17; --ok: #1e7f55; --bad: #c8372d;
  --font: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--body); font: 14.5px/1.5 var(--font); display: flex; flex-direction: column; }
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.hd { height: 57px; flex: none; display: flex; align-items: center; gap: 14px; padding: 0 max(20px, env(safe-area-inset-right, 0px)) 0 max(20px, env(safe-area-inset-left, 0px)); border-bottom: 1px solid var(--line); }
.mark { width: 20px; height: 20px; border-radius: 6px; background: var(--ink); display: grid; place-items: center; flex: none; }
.mark::after { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.hd-t { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.hd-t b { color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hd-t small { color: var(--muted); font-weight: 600; white-space: nowrap; }
.sp { flex: 1; }
.who { color: var(--muted); font-size: 13px; white-space: nowrap; }
.who b { color: var(--ink); }
.btn { display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--ink); background: var(--ink); color: #fff; font-weight: 700; font-size: 13px; cursor: pointer; white-space: nowrap; }
.btn.o { background: transparent; color: var(--ink); border-color: var(--line2); }
.btn.o:hover { border-color: var(--ink); }
.btn.sm { height: 28px; padding: 0 11px; font-size: 12px; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.done { background: transparent; color: var(--ok); border-color: rgba(30, 127, 85, 0.4); }
.link { border: 0; background: none; color: var(--accent-text); font-weight: 700; font-size: 12.5px; cursor: pointer; padding: 0; }
.body { flex: 1; min-height: 0; display: grid; grid-template-columns: minmax(0, 1fr) 400px; }
.view { background: var(--stage); padding: 16px; min-height: 0; }
#course { width: 100%; height: 100%; border: 0; border-radius: 10px; background: var(--bg); display: block; }
.side { border-left: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; }
.s-h { padding: 16px 20px 12px; border-bottom: 1px solid var(--line); }
.s-h b { color: var(--ink); font-size: 15px; }
.s-h p { margin: 4px 0 0; font-size: 13px; color: var(--muted); }
.closed { margin: 14px 20px 0; padding: 10px 12px; border: 1px solid var(--line2); border-left: 3px solid var(--ink); border-radius: 8px; background: var(--card); font-size: 13.5px; }
.compose { padding: 14px 20px; display: flex; flex-direction: column; gap: 9px; border-bottom: 1px solid var(--line); }
.anchor { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 12.5px; font-weight: 600; color: var(--ink); }
.chip { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--line2); border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 700; color: var(--muted); }
.chip.on { border-color: var(--accent); color: var(--accent-text); }
.seg { display: inline-flex; border: 1px solid var(--line2); border-radius: 999px; padding: 2px; width: max-content; }
.seg button { border: 0; background: none; padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; color: var(--muted); cursor: pointer; }
.seg button[aria-pressed='true'] { background: var(--ink); color: #fff; }
textarea, input { width: 100%; padding: 8px 10px; border: 1px solid var(--line2); border-radius: 8px; background: var(--card); color: var(--ink); resize: vertical; }
textarea:focus, input:focus { outline: none; border-color: var(--ink); }
.row { display: flex; align-items: center; gap: 8px; }
.attach { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 12.5px; font-weight: 600; cursor: pointer; }
.attach input { display: none; }
.file-name { font-size: 12px; color: var(--muted); max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.err { margin: 0; color: var(--bad); font-size: 12.5px; }
.list { flex: 1; overflow: auto; padding: 4px 20px 20px; }
.grp { font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); padding: 14px 0 4px; }
.cm { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.cm .pn { width: 22px; height: 22px; border-radius: 11px; background: var(--ink); color: #fff; font-size: 11px; font-weight: 800; display: grid; place-items: center; }
.cm.old .pn { background: var(--line2); color: var(--muted); }
.cm .meta { font-size: 12px; color: var(--muted); display: flex; gap: 6px; flex-wrap: wrap; align-items: baseline; }
.cm .meta b { color: var(--ink); font-size: 13px; }
.cm .tx { margin: 4px 0 0; color: var(--ink); white-space: pre-wrap; overflow-wrap: anywhere; }
.cm .sg { margin-top: 6px; padding: 6px 10px; border-left: 2px solid var(--ok); background: var(--card); white-space: pre-wrap; font-size: 13px; }
.cm .acts { display: flex; gap: 10px; margin-top: 6px; }
.cm img { max-width: 100%; max-height: 120px; border-radius: 6px; border: 1px solid var(--line); margin-top: 6px; display: block; }
.reply { margin: 8px 0 0 0; padding: 8px 10px; border-left: 2px solid var(--line2); font-size: 13px; }
.reply b { color: var(--ink); }
.dec { font-size: 11px; font-weight: 700; color: var(--ok); margin-left: 6px; }
.dec.rejected { color: var(--muted); }
.reply-form { display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.s-f { padding: 14px 20px; border-top: 1px solid var(--line); display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); }
.overlay { position: fixed; inset: 0; background: rgba(18, 18, 18, 0.35); display: grid; place-items: center; padding: 16px; z-index: 10; }
.card { background: var(--card); border-radius: 16px; padding: 26px; width: min(440px, 100%); display: flex; flex-direction: column; gap: 12px; }
.card.home { margin: 64px auto; }
.card h1 { margin: 0; font-size: 22px; color: var(--ink); letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--muted); }
.card label { display: flex; flex-direction: column; gap: 5px; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.card label input { text-transform: none; letter-spacing: 0; font-weight: 500; font-size: 14px; }
@media (max-width: 900px) {
  body { height: auto; }
  .body { grid-template-columns: minmax(0, 1fr); }
  .view { height: 70vh; padding: 8px; }
  .side { border-left: 0; border-top: 1px solid var(--line); }
  .hd .who { display: none; }
}