/* ──────────────────────────────────────────────────────────────────────────
   Quire — Dada School of Art & Design — Spring 2027
   Direct-manipulation schedule visualizer.
   ────────────────────────────────────────────────────────────────────────── */

:root {
  --paper:        #f5f1e7;
  --paper-2:      #ede6d4;
  --surface:      #ffffff;
  --surface-2:    #faf6ea;
  --ink:          #0e0d0a;
  --ink-2:        #383631;
  --ink-3:        #6f6b62;
  --ink-4:        #a59f8e;
  --rule:         #ddd5c1;
  --rule-2:       #ebe5d2;
  --rule-3:       #f0ead7;

  --ember:        #c33020;
  --ember-2:      #8c1f12;
  --ember-soft:   #f3d6cd;
  --ember-tint:   #fbe9e1;

  --ink-blue:     #213347;
  --moss:         #43583a;

  /* Memphis accents — used sparingly */
  --m-pink:    #ed5a8a;
  --m-cyan:    #4ebcd9;
  --m-yellow:  #efb13a;
  --m-mint:    #84c8a3;
  --m-coral:   #ee7755;

  /* heat scale — only --h-0 (cool/empty) is referenced from CSS; the warmer
     stops live in JS heatColor() so the gradient is computed, not duplicated. */
  --h-0: #e9ecdf;

  --ok:    #3a6a40;
  --warn:  #b07410;
  --hot:   #c33020;
  --cool:  #4a6a7a;

  --radius-card: 4px;
  --radius-pill: 999px;
  --shadow-1: 0 1px 0 rgba(14,13,10,.04), 0 2px 6px rgba(14,13,10,.05);
  --shadow-2: 0 2px 8px rgba(14,13,10,.08), 0 14px 36px rgba(14,13,10,.1);

  --font-sans: ui-sans-serif, -apple-system, "Helvetica Neue", "Inter", Helvetica, Arial, sans-serif;
  --font-serif: "Iowan Old Style", "Charter", "Times New Roman", Times, serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(.22,.8,.28,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 400 14px/1.45 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overscroll-behavior: none;
}
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
a { color: inherit; text-decoration: none; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--ember-soft); color: var(--ink); }

/* shell */
.shell {
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: 54px 1fr;
  grid-template-areas:
    "topbar topbar"
    "sidebar main";
  min-height: 100vh;
}

.topbar {
  grid-area: topbar;
  display: flex; align-items: center;
  padding: 0 22px;
  gap: 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--rule);
  height: 54px;
  position: relative;
}
.topbar::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -3px;
  height: 3px;
  background: linear-gradient(to right,
    var(--m-pink) 0%, var(--m-pink) 7%,
    var(--paper) 7%, var(--paper) 9%,
    var(--m-cyan) 9%, var(--m-cyan) 19%,
    var(--paper) 19%, var(--paper) 21%,
    var(--m-yellow) 21%, var(--m-yellow) 28%,
    var(--paper) 28%, var(--paper) 30%,
    var(--ink) 30%, var(--ink) 34%,
    var(--paper) 34%, var(--paper) 36%,
    var(--m-mint) 36%, var(--m-mint) 46%,
    var(--paper) 46%, var(--paper) 48%,
    var(--m-coral) 48%, var(--m-coral) 58%,
    var(--paper) 58%, var(--paper) 60%,
    var(--ember) 60%, var(--ember) 72%,
    var(--paper) 72%, var(--paper) 74%,
    var(--m-pink) 74%, var(--m-pink) 82%,
    var(--paper) 82%, var(--paper) 84%,
    var(--m-cyan) 84%, var(--m-cyan) 100%);
  z-index: 1;
}
.brand { display: flex; align-items: baseline; gap: 14px; }
.brand-mark {
  font-family: var(--font-serif); font-style: italic;
  font-size: 31px; letter-spacing: -.015em;
  color: var(--ember); line-height: 1;
}
.brand-mark::before {
  content: ""; display: inline-block;
  width: 13px; height: 13px;
  background: var(--ember);
  margin-right: 8px; vertical-align: -1px;
  transform: rotate(-7deg);
}
.brand-rule {
  display: inline-block;
  width: 1px; height: 22px;
  background: var(--rule);
  vertical-align: middle;
  transform: translateY(4px);
}
.brand-school, .brand-term {
  font-size: 14px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); line-height: 1;
}
.brand-term { color: var(--ink-2); font-weight: 600; }

/* ransom-note "DADA" — graf sensibility, low volume, scaled up to match the larger topbar */
.ransom { display: inline-flex; gap: 2px; vertical-align: -1px; margin-right: 5px; }
.ransom span {
  display: inline-block;
  font-weight: 700;
  font-size: 20px;
  line-height: 1;
  padding: 1px 2px;
  letter-spacing: 0;
}
.ransom span:nth-child(1) { font-family: var(--font-serif); font-style: italic; transform: rotate(-3deg); color: var(--ember); }
.ransom span:nth-child(2) { font-family: var(--font-sans); font-size: 18px; transform: rotate(2deg) translateY(1px); color: var(--ink); background: var(--m-yellow); padding: 1px 5px; }
.ransom span:nth-child(3) { font-family: var(--font-mono); font-size: 19px; font-weight: 800; transform: rotate(-1deg); color: var(--m-cyan); }
.ransom span:nth-child(4) { font-family: var(--font-serif); font-size: 23px; font-weight: 700; transform: rotate(4deg) translateY(-1px); color: var(--m-pink); }

/* memphis decorative confetti — sits in the topbar to the right of the brand */
.memphis-strip {
  display: inline-flex; align-items: center; gap: 4px;
  margin-left: 6px;
}
.memphis-strip i {
  display: inline-block; width: 6px; height: 6px;
}
.memphis-strip i:nth-child(1) { background: var(--m-cyan); transform: rotate(45deg); }
.memphis-strip i:nth-child(2) { background: var(--m-pink); border-radius: 50%; }
.memphis-strip i:nth-child(3) { background: var(--m-yellow); }
.memphis-strip i:nth-child(4) { background: var(--m-mint); transform: rotate(45deg); }

.state-chip {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 13px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  font-size: 13px; color: var(--ink-2);
  cursor: pointer;
  transition: background-color .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease), transform .15s var(--ease);
}
.state-chip[data-state="calm"] { cursor: default; }
.state-chip:not([data-state="calm"]):hover { transform: translateY(-1px); }
.state-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--moss);
  transition: background-color .25s var(--ease);
}
.state-chip[data-state="calm"] .state-dot { background: var(--moss); }
.state-chip[data-state="warn"] {
  background: #fbeac3; color: #6f4b0a; border-color: #ebd082;
}
.state-chip[data-state="warn"] .state-dot { background: var(--warn); }
.state-chip[data-state="hot"] {
  background: var(--ember-soft); color: var(--ember-2); border-color: #e8b9a8;
}
.state-chip[data-state="hot"] .state-dot { background: var(--ember); }

.user-stub {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--ember-soft); color: var(--ember-2);
  display: grid; place-items: center;
  font-size: 11px; font-weight: 600; letter-spacing: .04em;
}

/* sidebar */
.sidebar {
  grid-area: sidebar;
  background: var(--surface);
  border-right: 1px solid var(--rule);
  padding: 10px 8px;
  display: flex; flex-direction: column; gap: 1px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: 4px;
  color: var(--ink-2); font-size: 14px;
  cursor: pointer; user-select: none; position: relative;
}
.nav-item:hover { background: var(--surface-2); color: var(--ink); }
.nav-item.is-active { background: var(--ember-tint); color: var(--ember-2); }
.nav-item.is-active::before {
  content: ""; position: absolute; left: 0; top: 6px; bottom: 6px;
  width: 2px; background: var(--ember); border-radius: 2px;
}
.nav-icon { width: 16px; height: 16px; display: inline-grid; place-items: center; color: currentColor; }
.sidebar-foot {
  margin-top: auto;
  padding: 12px 12px;
  font-size: 12px;
  color: var(--ink-3);
  border-top: 1px dashed var(--rule);
  line-height: 1.5;
}
.sidebar-foot strong { color: var(--ink-2); font-weight: 500; display: block; margin-bottom: 4px; }

/* main */
.main { grid-area: main; overflow-y: auto; padding: 10px 16px 56px; }
.view { display: none; }
.view.is-active { display: block; }
.view-tools-row { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }

/* chips */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px;
  font-size: 11.5px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  color: var(--ink-2);
}
.chip.is-hot { background: var(--ember-soft); color: var(--ember-2); border-color: #e8b9a8; }
.chip.is-warn { background: #fbeac3; color: #6f4b0a; border-color: #ebd082; }
.chip.is-ok { background: #e1ead7; color: #2e4a31; border-color: #c5d5b6; }

/* segmented */
.seg {
  display: inline-flex;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--surface); overflow: hidden;
}
.seg button {
  padding: 5px 11px;
  font-size: 12px; color: var(--ink-3);
  border-right: 1px solid var(--rule);
}
.seg button:last-child { border-right: 0; }
.seg button.is-active { background: var(--ink); color: var(--surface); }

/* ── KEY STRIP ──────────────────────────────────────────────────────────── */
.key-strip {
  display: flex; flex-wrap: wrap; gap: 14px 18px;
  align-items: center;
  padding: 6px 12px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--ink-3);
}
.key-strip::before {
  content: "key";
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-4);
  margin-right: 4px;
}
.key-item { display: inline-flex; align-items: center; gap: 6px; }
.key-sw {
  display: inline-block;
  width: 18px; height: 12px;
  border-radius: 2px;
  border: 1px solid var(--rule);
  border-left-width: 3px;
}
.key-sw.key-named { border-left-color: var(--ink-3); background: var(--surface); }
.key-sw.key-tbd {
  border-left-color: var(--ink-4);
  background: repeating-linear-gradient(135deg, var(--surface), var(--surface) 3px, var(--surface-2) 3px, var(--surface-2) 6px);
}
.key-sw.key-affected { border-left-color: var(--ember); background: var(--ember-tint); }
.key-sw.key-stranded { border-left-color: var(--ember-2); background: #f8d6ce; }
.key-sw.key-replaced { border-left-color: var(--moss); background: #e9efe2; }
.key-sw.key-added { border-left-color: var(--ink-blue); background: #e2eaf2; }
.key-sw.key-cancelled { border-left-color: var(--hot); background: #f7d6cf; opacity: .55; }

/* dada-line in sidebar foot */
.dada-line {
  font-family: var(--font-serif); font-style: italic;
  font-size: 11px; color: var(--ember-2);
  display: block; margin-top: 6px; line-height: 1.35;
}

/* ── ADJUSTMENTS BAR ────────────────────────────────────────────────────── */
.adj-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  padding: 8px 12px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  margin-bottom: 10px;
  min-height: 38px;
}
.adj-label {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-right: 4px;
}
.adj-empty { color: var(--ink-4); font-size: 12px; font-style: italic; }
.adj-spacer { flex: 1; }
.adj-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 4px 4px 4px;
  background: var(--surface); border: 1px solid #c8b9a3;
  border-radius: 3px;
  font-size: 13px; color: var(--ink);
  animation: chipenter .25s var(--ease);
  cursor: pointer;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.adj-chip:hover { border-color: var(--ember); box-shadow: 0 1px 4px rgba(195,48,32,.15); }
.adj-chip.is-assignment { border-color: #b8c8b0; }
.adj-chip.is-assignment:hover { border-color: var(--moss); box-shadow: 0 1px 4px rgba(67,88,58,.15); }
.adj-step {
  display: inline-grid; place-items: center;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--ink); color: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0;
}
.adj-chip.is-assignment .adj-step { background: var(--moss); }
.adj-note-dot {
  font-size: 11px;
  color: var(--ember);
  margin-left: 2px;
  vertical-align: 4px;
}

.qpop-note {
  padding: 8px 14px;
  border-bottom: 1px solid var(--rule-2);
}
.qpop-note label {
  display: block;
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 4px;
}
.qpop-note label em {
  font-style: italic; text-transform: none; letter-spacing: 0;
  font-size: 11px; color: var(--ink-4); font-family: var(--font-serif);
}
.qpop-note textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 6px 8px;
  font-size: 12.5px;
  font-family: var(--font-sans);
  background: var(--surface-2);
  color: var(--ink);
  line-height: 1.45;
}
.qpop-note textarea:focus {
  outline: none;
  border-color: var(--ember);
  background: var(--surface);
}
@keyframes chipenter {
  0% { transform: scale(.85); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}
.adj-chip .adj-kind {
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ember);
  font-weight: 700;
}
.adj-chip .adj-rm {
  width: 18px; height: 18px;
  border-radius: 3px;
  display: grid; place-items: center;
  color: var(--ink-3); font-size: 13px;
}
.adj-chip .adj-rm:hover { background: var(--rule-2); color: var(--ink); }
.adj-clear {
  font-size: 11px; color: var(--ink-3);
  padding: 3px 9px; border-radius: var(--radius-pill);
  border: 1px solid var(--rule); background: var(--surface);
}
.adj-clear:hover { background: var(--surface-2); }
.adj-scn-btn {
  font-size: 11px; color: var(--ink-2);
  padding: 3px 11px; border-radius: var(--radius-pill);
  border: 1px solid var(--rule); background: var(--surface);
  display: inline-flex; align-items: center; gap: 5px;
}
.adj-scn-btn:hover { background: var(--surface-2); border-color: #c8b9a3; }
.adj-scn-btn.is-active { border-color: var(--ember); background: var(--ember-tint); color: var(--ember-2); }

/* ── side-by-side schedule ─────────────────────────────────────────────── */
.cal-wrap { display: block; }
.cal-wrap.is-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.cal-frame.is-side .cal-grid {
  grid-template-columns: 60px repeat(4, 1fr);
}
.cal-side-label {
  font-family: var(--font-serif); font-style: italic;
  font-size: 16px; color: var(--ink); letter-spacing: -.01em;
  margin-right: 8px;
}
.cal-frame.is-side .section-card {
  font-size: 11px; padding: 4px 6px;
}
.cal-frame.is-side .section-card .sc-title { font-size: 11.5px; }
.cal-frame.is-side .section-card .sc-meta { font-size: 11px; }
.cal-frame.is-side .section-card .sc-code { font-size: 11px; }

.section-card.is-diff {
  outline: 2px solid var(--ember);
  outline-offset: -1px;
  z-index: 3;
}
.cal-wrap.is-compare .cal-frame:not(.is-side) {
  /* primary (left) side gets the same is-side treatment in compare mode */
  font-size: inherit;
}
.cal-wrap.is-compare .cal-frame.is-side ~ .cal-frame:not(.is-side),
.cal-wrap.is-compare > .cal-frame:first-child {
  /* not used — both frames get .is-side */
}

@media (max-width: 1100px) {
  .cal-wrap.is-compare {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ── CALENDAR ─────────────────────────────────────────────────────────── */
.cal-frame {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-1);
}
.cal-toolbar {
  display: flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  border-bottom: 1px solid var(--rule);
  background: var(--surface-2);
  flex-wrap: wrap;
}
.cal-toolbar-spacer { flex: 1; }
.cal-grid {
  display: grid;
  grid-template-columns: 78px repeat(4, 1fr);
  grid-template-rows: auto repeat(4, minmax(128px, auto));
}
.cal-corner, .cal-day-head, .cal-block-head {
  background: var(--surface-2);
  border-bottom: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  color: var(--ink-3);
}
.cal-corner { padding: 4px 10px; }
.cal-day-head {
  text-align: left;
  font-size: 13.5px;
  letter-spacing: .12em; text-transform: uppercase; font-weight: 700;
  color: var(--ink);
  padding: 4px 12px;
}
.cal-block-head {
  display: flex; flex-direction: column; gap: 1px;
  font-family: var(--font-mono); font-size: 11px;
  padding: 5px 10px;
}
.cal-block-head em {
  font-style: normal;
  font-family: var(--font-sans); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-4);
}
.cal-cell {
  border-bottom: 1px solid var(--rule-2);
  border-right: 1px solid var(--rule-2);
  padding: 4px;
  display: flex; flex-direction: column; gap: 4px;
  background: var(--surface);
  min-height: 0;
  transition: background-color .35s var(--ease);
}
.cal-cell.is-empty { background: var(--surface-2); }
.cal-cell:last-child { border-right: 0; }

.section-card {
  border: 1px solid var(--rule);
  border-left: 3px solid var(--ink-3);
  border-radius: 3px;
  padding: 5px 7px;
  background: var(--surface);
  font-size: 12px;
  cursor: pointer;
  position: relative;
  transition: background-color .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease), opacity .25s var(--ease);
}
.section-card:hover { background: var(--surface-2); }
.section-card.is-tbd {
  border-left-color: var(--ink-4);
  background: repeating-linear-gradient(135deg, var(--surface), var(--surface) 6px, var(--surface-2) 6px, var(--surface-2) 12px);
}
.section-card.is-affected {
  border-left-color: var(--ember); background: var(--ember-tint);
  transform: rotate(-1.2deg) translate(2px, -1px);
  box-shadow: 0 1px 4px rgba(195,48,32,.18);
}
.section-card.is-replaced {
  border-left-color: var(--moss); background: #e9efe2;
  transform: rotate(.6deg) translate(-1px, 1px);
}
.section-card.is-stranded {
  border-left-color: var(--ember-2); background: #f8d6ce;
  transform: rotate(2.2deg) translate(-3px, 2px);
  box-shadow: 0 2px 8px rgba(140,31,18,.22);
  z-index: 2;
}
.section-card.is-in-progress {
  border-left-color: var(--warn);
  background: #fbeac3;
  transform: rotate(.5deg) translate(1px, 0);
  box-shadow: 0 1px 3px rgba(176,116,16,.12);
}
.section-card .sc-status {
  margin-top: 4px;
  padding-top: 3px;
  border-top: 1px dashed rgba(111,75,10,.3);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #6f4b0a;
  font-weight: 600;
  display: flex; justify-content: space-between; gap: 4px;
}
.section-card .sc-since {
  font-weight: 400; opacity: .7; letter-spacing: 0; text-transform: none;
  font-family: var(--font-mono); font-size: 11px;
}
.section-card.is-cancelled {
  border-left-color: var(--hot); background: #f7d6cf; opacity: .5;
  transform: rotate(-3deg) translate(1px, 4px);
}
.section-card.is-cancelled .sc-title { text-decoration: line-through; }
.section-card.is-conflict {
  border-left-color: #b07410; background: #fbeac3;
  transform: rotate(-.9deg) translate(2px, 1px);
}
.section-card.is-room-out {
  border-left-color: var(--ink-blue); background: #e2eaf2;
  transform: rotate(1.3deg) translate(-2px, 1px);
}
.section-card.is-added {
  border-left-color: var(--ink-blue);
  background: #e2eaf2;
  animation: addedflash .8s var(--ease);
}
@keyframes addedflash {
  0% { background: #fff8d2; transform: scale(1.02); }
  100% { background: #e2eaf2; transform: scale(1); }
}
.section-card.is-paired { box-shadow: 0 0 0 2px var(--ember-soft); }
.section-card.is-paired-replaced { box-shadow: 0 0 0 2px #c5d5b6; }

.section-card .sc-code {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .04em;
}
.section-card .sc-title {
  font-size: 13px; color: var(--ink); line-height: 1.25; font-weight: 500;
}
.section-card .sc-meta {
  font-size: 11px; color: var(--ink-3);
  display: flex; justify-content: space-between; gap: 6px; margin-top: 2px;
}
.section-card .sc-meta strong { font-weight: 500; color: var(--ink-2); }
.section-card .sc-faculty {
  cursor: pointer;
  border-bottom: 1px dotted transparent;
}
.section-card:hover .sc-faculty { border-bottom-color: var(--ink-3); }
.cap-badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 1px 5px;
  border-radius: 2px;
  border: 1px solid;
  margin-left: 3px;
  vertical-align: 1px;
  font-weight: 600;
}
.cap-badge.is-full { color: var(--ember-2); border-color: #e8b9a8; background: var(--ember-tint); }
.cap-badge.is-near { color: #6f4b0a; border-color: #ebd082; background: #fbeac3; }
.cap-badge.is-floor { color: #1f3a55; border-color: #b8c8d8; background: #e2eaf2; }

.section-card .fill-bar {
  height: 2.5px; background: var(--rule-2); border-radius: 2px; margin-top: 3px; overflow: hidden;
}
.section-card .fill-bar > span {
  display: block; height: 100%; background: var(--ink-3);
  transition: width .35s var(--ease), background-color .25s var(--ease);
}
.section-card.is-tbd .fill-bar > span { background: var(--ink-4); }
.section-card.is-affected .fill-bar > span { background: var(--ember); }

/* ── POPOVER ──────────────────────────────────────────────────────────── */
.qpop {
  position: fixed;
  background: var(--surface);
  border: 1px solid #c8b9a3;
  border-radius: 6px;
  box-shadow: var(--shadow-2);
  padding: 6px 0;
  z-index: 80;
  min-width: 230px;
  max-width: 360px;
  animation: popenter .15s var(--ease);
  font-size: 13px;
}
@keyframes popenter {
  0% { opacity: 0; transform: translateY(-2px); }
  100% { opacity: 1; transform: translateY(0); }
}
.qpop-head {
  padding: 10px 14px 8px;
  border-bottom: 1px solid var(--rule-2);
  margin-bottom: 4px;
}
.qpop-head .qpop-title {
  font-size: 13.5px; color: var(--ink); font-weight: 500; line-height: 1.25;
}
.qpop-head .qpop-sub {
  font-size: 11px; color: var(--ink-3); margin-top: 2px;
}
.qpop-head .qpop-sub code { font-family: var(--font-mono); font-size: 11px; }
.qpop-section {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-4); padding: 8px 14px 4px;
}
.qpop-item {
  display: flex; align-items: center; gap: 8px;
  width: 100%; padding: 8px 14px;
  font-size: 13px; color: var(--ink-2);
  text-align: left;
  border-radius: 0;
  transition: background-color .12s var(--ease);
}
.qpop-item:hover { background: var(--surface-2); color: var(--ink); }
.qpop-item.is-danger:hover { background: var(--ember-tint); color: var(--ember-2); }
.qpop-item .qpop-icon {
  width: 14px; color: var(--ink-3);
  font-family: var(--font-mono); text-align: center;
}
.qpop-divider { height: 1px; background: var(--rule-2); margin: 4px 0; }

/* candidate row in popover */
.qpop-cand {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 6px 14px;
  font-size: 12px;
  cursor: pointer;
  border-bottom: 1px dashed var(--rule-2);
  transition: background-color .12s var(--ease);
}
.qpop-cand:last-child { border-bottom: 0; }
.qpop-cand:hover { background: var(--surface-2); }
.qpop-cand .cand-who { display: flex; flex-direction: column; gap: 2px; }
.qpop-cand .cand-name { font-weight: 500; color: var(--ink); }
.qpop-cand .cand-fit-label {
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3);
}
.qpop-cand.is-good .cand-fit-label { color: var(--ok); }
.qpop-cand.is-stretch .cand-fit-label { color: var(--warn); }
.qpop-cand.is-accommodation .cand-fit-label { color: var(--ember); }
.qpop-cand .cand-issues {
  font-size: 11px; color: var(--ink-3); line-height: 1.4;
}
.qpop-cand .cand-issues span { display: block; }
.qpop-cand .cand-issues span.hard { color: var(--hot); }
.qpop-cand .cand-issues span.warn { color: var(--warn); }
.cand-second {
  display: block;
  font-size: 11px;
  color: var(--ember-2);
  margin-top: 4px;
  padding-top: 4px;
  border-top: 1px dashed var(--rule-2);
  font-style: italic;
  line-height: 1.3;
}
.qpop-cand .cand-bar {
  width: 30px; height: 4px; background: var(--rule-2);
  border-radius: 2px; position: relative; align-self: center;
}
.qpop-cand .cand-bar > span {
  position: absolute; left: 0; top: 0; bottom: 0;
  background: var(--ok); border-radius: 2px;
}
.qpop-cand.is-stretch .cand-bar > span { background: var(--warn); }
.qpop-cand.is-accommodation .cand-bar > span { background: var(--ember); }

.qpop-empty {
  padding: 10px 14px; font-size: 12px; color: var(--ink-3); font-style: italic;
}
.qpop-stranded {
  margin: 4px 14px 8px;
  padding: 8px 10px;
  background: var(--ember-tint);
  border: 1px solid var(--ember-soft);
  color: var(--ember-2);
  border-radius: 4px;
  font-size: 12px;
}
.qpop-stranded strong { display: block; font-weight: 600; margin-bottom: 2px; letter-spacing: .04em; text-transform: uppercase; font-size: 11px; }

/* sub-form for compound actions */
.qpop-sub {
  padding: 8px 14px;
  display: grid; gap: 6px;
}
.qpop-sub label {
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
  display: flex; flex-direction: column; gap: 3px;
}
.qpop-sub select {
  padding: 5px 8px; border-radius: 4px; border: 1px solid var(--rule);
  background: var(--surface); font-size: 12.5px;
}
.qpop-sub button.qpop-apply {
  padding: 6px 12px; border-radius: 4px;
  background: var(--ember); color: white;
  font-size: 12px;
  border: 1px solid var(--ember);
}
.qpop-sub button.qpop-apply:hover { background: var(--ember-2); }

/* ── FACULTY ─────────────────────────────────────────────────────────── */
.faculty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(286px, 1fr));
  gap: 12px;
}
.faculty-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  padding: 12px 14px;
  cursor: pointer;
  position: relative;
  transition: box-shadow .2s var(--ease), border-color .2s var(--ease), opacity .25s var(--ease);
}
.faculty-card:hover { box-shadow: var(--shadow-1); border-color: #ccc4ad; }
.faculty-card.is-out {
  opacity: .55;
  background: repeating-linear-gradient(135deg, var(--surface), var(--surface) 8px, #faf2e7 8px, #faf2e7 16px);
}
.faculty-card.is-out::after {
  content: attr(data-out-label);
  position: absolute; top: 10px; right: 12px;
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ember); border: 1px solid var(--ember);
  padding: 2px 7px; border-radius: 3px;
  background: var(--ember-tint);
}
.faculty-name {
  font-family: var(--font-serif); font-style: italic;
  font-size: 19px; letter-spacing: -.01em;
  color: var(--ink); margin-bottom: 1px; line-height: 1.12;
}
.faculty-rank-line {
  font-size: 11px; color: var(--ink-3); margin-bottom: 8px;
}
.faculty-rank-line strong { color: var(--ink-2); font-weight: 500; }
.fac-block {
  margin-top: 8px;
  padding-top: 7px;
  border-top: 1px dashed var(--rule-2);
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--ink-2);
}
.fac-block-label {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 2px;
}
.fac-recent {
  display: grid; grid-template-columns: 56px 1fr;
  gap: 2px 8px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-2);
}
.fac-recent code { color: var(--ink-2); font-weight: 500; }
.fac-recent em { font-style: normal; color: var(--ink-3); }
.fac-row {
  display: flex; justify-content: space-between; gap: 8px;
  margin-top: 8px; padding-top: 7px;
  border-top: 1px dashed var(--rule-2);
  font-size: 11px; color: var(--ink-3);
}
.fac-load-pill {
  font-family: var(--font-mono); font-size: 11px;
  padding: 1px 8px; border-radius: var(--radius-pill);
  background: var(--surface-2); border: 1px solid var(--rule);
  color: var(--ink-2);
}
.fac-load-pill.is-over { background: var(--ember-tint); color: var(--ember-2); border-color: #e8b9a8; }
.fac-load-pill.is-adjusted { background: #e2eaf2; color: #1f3a55; border-color: #b8c8d8; cursor: help; }

.fac-accommodations {
  margin-top: 6px; padding-top: 6px;
  border-top: 1px dashed var(--rule-2);
  font-size: 11px; color: var(--warn);
  display: flex; align-items: center; gap: 6px;
  cursor: help;
}
.fac-undertarget {
  margin-top: 6px; padding-top: 6px;
  border-top: 1px dashed var(--rule-2);
  font-size: 11px; color: var(--warn);
  display: flex; align-items: center; gap: 6px;
  cursor: help;
  font-weight: 500;
}
.faculty-card.is-under-target {
  border-color: #ebd082;
  background: linear-gradient(to bottom, #fdf6e6 0%, var(--surface) 30%);
}
.acc-dot {
  display: inline-block; width: 6px; height: 6px;
  background: var(--warn); border-radius: 50%;
}

.capacity-strip {
  display: flex; gap: 8px; margin: 12px 0 4px;
  padding: 8px 0; border-top: 1px dashed var(--rule-2);
}
.cap-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: var(--radius-pill);
  font-size: 11.5px; letter-spacing: .04em;
  border: 1px solid;
  cursor: help;
}
.cap-tag.is-full { background: var(--ember-tint); color: var(--ember-2); border-color: #e8b9a8; }
.cap-tag.is-near { background: #fbeac3; color: #6f4b0a; border-color: #ebd082; }
.cap-tag.is-floor { background: #e2eaf2; color: #1f3a55; border-color: #b8c8d8; }

/* ── DRAWER ───────────────────────────────────────────────────────────── */
.drawer-scrim {
  position: fixed; inset: 0;
  background: rgba(14,13,10,.18);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease);
  z-index: 40;
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(520px, 92vw);
  background: var(--surface);
  border-left: 1px solid var(--rule);
  box-shadow: var(--shadow-2);
  transform: translateX(100%);
  transition: transform .28s var(--ease);
  z-index: 41;
  display: flex; flex-direction: column;
}
.drawer.is-open { transform: translateX(0); }
.drawer-scrim.is-open { opacity: 1; pointer-events: auto; }
.drawer-head { padding: 14px 18px; border-bottom: 1px solid var(--rule); display: flex; align-items: start; gap: 12px; }
.drawer-close {
  margin-left: auto; width: 26px; height: 26px;
  border-radius: 4px; display: grid; place-items: center;
  color: var(--ink-3); font-size: 17px;
}
.drawer-close:hover { background: var(--surface-2); }
.drawer-body { padding: 14px 18px; overflow-y: auto; flex: 1; }
.drawer h3 {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: 22px; margin: 0 0 4px; letter-spacing: -.01em;
}
.drawer h4 {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin: 14px 0 6px;
  padding-bottom: 4px; border-bottom: 1px solid var(--rule-2);
}
.drawer .meta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; font-size: 12.5px; }
.drawer .meta-grid dt { color: var(--ink-3); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; }
.drawer .meta-grid dd { margin: 0 0 4px; color: var(--ink); }
.drawer .sect-row {
  display: grid; grid-template-columns: 60px 1fr 90px;
  gap: 10px; padding: 6px 0;
  border-bottom: 1px dashed var(--rule-2);
  font-size: 12.5px; align-items: baseline;
}
.drawer .sect-row code { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); }

/* ── VISUALIZATIONS — presentation surface ────────────────────────────── */
.viz-page-head {
  display: flex; align-items: end; gap: 16px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 10px;
  margin-bottom: 16px;
}
.viz-page-title {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: clamp(36px, 5vw, 52px);
  color: var(--ink); letter-spacing: -.022em; line-height: .95;
}
.viz-page-deck {
  font-size: 12.5px; color: var(--ink-3);
  margin-bottom: 6px; max-width: 60ch;
}
.viz-page-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.viz-page-grid .viz-card {
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-1);
}
.viz-page-grid .viz-card h3 {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 12px;
  font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 10px;
}
.viz-page-grid .viz-card h3 .h3-num {
  font-family: var(--font-serif); font-style: italic;
  font-size: 26px; color: var(--ink); letter-spacing: -.02em; line-height: 1;
  text-transform: none;
}
.viz-page-grid .viz-card h3 .h3-sub {
  font-size: 11px; color: var(--ink-3); letter-spacing: 0;
  text-transform: none; font-weight: 400;
  flex-basis: 100%;
}
.vchart {
  width: 100%;
  height: auto;
  display: block;
  margin-top: 4px;
}
.vlegend {
  display: flex; flex-wrap: wrap; gap: 12px;
  font-size: 11px; color: var(--ink-2);
  margin-bottom: 6px;
}
.vlegend-item {
  display: inline-flex; align-items: center; gap: 6px;
}
.vlegend-item i {
  display: inline-block; width: 12px; height: 12px;
  border-radius: 2px;
}
.viz-foot-pres {
  font-size: 11.5px; color: var(--ink-3);
  margin-top: 10px; line-height: 1.5;
  border-top: 1px dashed var(--rule-2);
  padding-top: 8px;
}

.hover-target { cursor: default; }
.hover-target rect, .hover-target circle, .hover-target path {
  transition: opacity .15s var(--ease);
}
.hover-target:hover rect, .hover-target:hover circle {
  filter: brightness(1.08);
  stroke: var(--ink);
  stroke-width: 1.5;
}

.chart-tip {
  position: fixed;
  pointer-events: none;
  background: var(--ink);
  color: var(--surface);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 11.5px;
  font-family: var(--font-sans);
  letter-spacing: 0.01em;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  z-index: 200;
  max-width: 320px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
.data-table tr { border-bottom: 1px dashed var(--rule-2); }
.data-table tr:last-child { border-bottom: 0; }
.data-table td { padding: 6px 0; color: var(--ink-2); }
.data-table td:first-child { color: var(--ink-3); font-size: 11px; letter-spacing: .04em; }
.data-table td:last-child { text-align: right; font-family: var(--font-mono); font-size: 11.5px; color: var(--ink); }

/* ── INSIGHTS ─────────────────────────────────────────────────────────── */
.dash-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 12px;
}
.viz-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: var(--radius-card);
  padding: 12px 14px;
  display: flex; flex-direction: column;
  position: relative;
}
.viz-card h3 {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 10px;
  display: flex; align-items: baseline; gap: 8px;
}
.viz-card h3 .h3-num {
  font-family: var(--font-serif); font-style: italic;
  font-size: 22px; color: var(--ink); letter-spacing: -.02em;
  text-transform: none; line-height: 1;
}
.span-12 { grid-column: span 12; }
.span-8  { grid-column: span 8; }
.span-6  { grid-column: span 6; }
.span-4  { grid-column: span 4; }
.span-3  { grid-column: span 3; }

.heatmap {
  display: grid;
  grid-template-columns: 56px repeat(4, 1fr);
  gap: 3px;
}
.heatmap .h-row-head, .heatmap .h-col-head {
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3); text-align: center; padding: 3px 2px;
}
.heatmap .h-row-head { text-align: right; padding-right: 6px; align-self: center; }
.heatmap .h-cell {
  border-radius: 2px;
  aspect-ratio: 1.4 / 1;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink); position: relative;
  transition: background-color .35s var(--ease), color .25s var(--ease);
}
.heatmap .h-cell .h-cell-num {
  font-family: var(--font-serif); font-style: italic;
  font-size: 17px; letter-spacing: -.02em; line-height: 1;
}
.heatmap .h-cell .h-cell-sub {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em;
  margin-top: 1px; opacity: .85;
}

.spark { display: block; width: 100%; height: 32px; }
.bars { display: grid; gap: 4px; }
.bars .bar-row {
  display: grid;
  grid-template-columns: 130px 1fr 44px;
  align-items: center;
  font-size: 12px;
  gap: 8px;
}
.bars .bar-row .bar-label { color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bars .bar-row .bar-track {
  height: 8px; background: var(--rule-2); border-radius: 2px;
  position: relative;
}
.bars .bar-row .bar-fill {
  position: absolute; top: 0; left: 0; bottom: 0;
  background: var(--ink-2); border-radius: 2px;
  transition: width .4s var(--ease), background-color .25s var(--ease);
}
.bars .bar-row .bar-fill.is-hot { background: var(--ember); }
.bars .bar-row .bar-fill.is-mid { background: var(--warn); }
.bars .bar-row .bar-fill.is-ok  { background: var(--ok); }
.bars .bar-row .bar-num {
  font-family: var(--font-mono); font-size: 11px; color: var(--ink-3);
  text-align: right;
}

.sparks-list { display: grid; gap: 0; }
.sparks-row {
  display: grid; grid-template-columns: 1fr 130px;
  align-items: center; gap: 10px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--rule-2);
}
.sparks-row:last-child { border-bottom: 0; }
.sparks-row .sparks-label {
  font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
}
.sparks-row .sparks-val {
  font-family: var(--font-serif); font-style: italic; font-size: 24px;
  letter-spacing: -.02em; color: var(--ink); line-height: 1;
}
.sparks-row .sparks-val small { font-size: 13px; font-style: normal; font-family: var(--font-mono); margin-left: 4px; color: var(--ink-3); }
.delta-up   { color: var(--hot); }
.delta-down { color: var(--ok); }
.delta-flat { color: var(--ink-3); }

.viz-cycle {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--ink-3);
}
.viz-cycle button {
  width: 24px; height: 24px;
  border: 1px solid var(--rule); border-radius: 4px;
  background: var(--surface);
  display: grid; place-items: center;
}
.viz-cycle button:hover { background: var(--surface-2); }

.coverweb { width: 100%; height: 540px; display: block; overflow: visible; }
.coverweb .cw-edge {
  fill: none; stroke: var(--ink-3); opacity: .25;
  transition: stroke .25s var(--ease), opacity .25s var(--ease), stroke-width .25s var(--ease);
  cursor: crosshair;
}
.coverweb .cw-edge.cw-strong { stroke: var(--ink-2); opacity: .55; }
.coverweb .cw-edge:hover {
  opacity: 1 !important;
  stroke: var(--ember) !important;
  stroke-width: 3 !important;
}
.coverweb .cw-node { cursor: default; }
.coverweb .cw-node:hover circle {
  stroke-width: 3;
  filter: drop-shadow(0 1px 6px rgba(195,48,32,.35));
}
.coverweb .cw-node circle {
  transition: r .35s var(--ease), fill .25s var(--ease), stroke .25s var(--ease);
}
.coverweb .cw-node text { font: 11px var(--font-sans); fill: var(--ink-2); pointer-events: none; }
.coverweb .cw-node text.cw-count { font-family: var(--font-mono); font-size: 11px; fill: var(--ink-3); }
.coverweb .cw-node.is-out circle { fill: var(--ember-tint); stroke: var(--ember); }
.coverweb .cw-node.is-thin circle { fill: #fff5d6; stroke: #c39320; }

.tag-mono { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); }
.muted { color: var(--ink-3); }

/* ── responsive ────────────────────────────────────────────────────────── */
@media (max-width: 880px) {
  .shell {
    grid-template-columns: 1fr;
    grid-template-rows: 54px 1fr 56px;
    grid-template-areas:
      "topbar"
      "main"
      "sidebar";
  }
  .topbar { padding: 0 10px; gap: 8px; }
  .brand-school, .brand-term { font-size: 11px; }
  .brand-rule:nth-of-type(2) { display: none; }
  .brand-school { display: none; }
  .state-chip { font-size: 11px; padding: 2px 8px; }
  .sidebar {
    flex-direction: row;
    border-right: 0;
    border-top: 1px solid var(--rule);
    padding: 6px 4px; gap: 2px;
    justify-content: space-around;
  }
  .sidebar-foot { display: none; }
  .nav-item {
    flex: 1; flex-direction: column; gap: 2px;
    padding: 4px 4px; text-align: center; font-size: 11px;
    letter-spacing: .04em; border-radius: 4px;
  }
  .nav-item.is-active::before { display: none; }
  .nav-item.is-active { background: var(--ember-tint); }
  .nav-icon { width: 18px; height: 18px; }
  .main { padding: 8px 10px 14px; }

  .cal-grid { grid-template-columns: 64px repeat(4, minmax(140px, 1fr)); }
  .cal-frame { overflow-x: auto; }
  .qpop { max-width: 92vw; }
  .span-8, .span-6, .span-4, .span-3 { grid-column: span 12; }
  .dash-grid { grid-template-columns: repeat(6, 1fr); }
  .span-8 { grid-column: span 6; }

  .drawer { width: 100vw; }
}
@media (max-width: 480px) {
  .cal-grid { grid-template-columns: 56px repeat(4, 132px); }
}

/* ──────────────────────────────────────────────────────────────────────────
   Preferences strain · admin override · research page    (v=028)
   ────────────────────────────────────────────────────────────────────────── */

/* Faculty card: tension when adjustments push them off their preferences. */
.fac-strain {
  margin-top: 6px; padding-top: 6px;
  border-top: 1px dashed var(--rule-2);
  font-size: 11px; color: var(--warn);
  display: flex; align-items: center; gap: 6px;
  cursor: help;
  font-weight: 500;
}
.faculty-card.is-strained {
  border-color: #ebd082;
  background: linear-gradient(to bottom, #fdf4dd 0%, var(--surface) 36%);
}
.faculty-card.is-pref-overridden::before {
  content: "◇";
  position: absolute;
  top: 8px; right: 10px;
  font-size: 11px;
  color: var(--ink-3);
  opacity: .7;
}
.faculty-card { position: relative; }

/* Schedule cell: small ◇ next to the faculty name when their assignment
   is strained against admin-entered preferences (induced, not baseline). */
.sc-strain-mark {
  display: inline-block;
  margin-left: 2px;
  font-size: 10px;
  color: var(--warn);
  cursor: help;
  vertical-align: 1px;
}

/* Preferences popover form */
.pref-block-row {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 4px;
}
.pref-block-cb {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11.5px; color: var(--ink-2);
  padding: 3px 8px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-pill);
  cursor: pointer;
}
.pref-block-cb input { margin: 0; }
.pref-block-cb em { color: var(--ink-3); font-style: normal; font-size: 10px; }
.pref-block-cb input:checked + * { color: var(--ink); }

.pref-course-row {
  display: flex; flex-wrap: wrap; gap: 4px;
  margin-top: 4px;
  max-height: 124px; overflow-y: auto;
  padding: 4px;
  border: 1px solid var(--rule-2);
  border-radius: 4px;
  background: var(--surface-2);
}
.pref-course-cb {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 10.5px; font-family: var(--font-mono);
  color: var(--ink-2);
  padding: 2px 7px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 3px;
  cursor: pointer;
}
.pref-course-cb input { margin: 0; transform: scale(.85); }

/* Research page — quiet, paper-on-paper, generous line-height */
.research-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 8px 4px 24px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-2);
}
.research-head { padding: 14px 0 24px; border-bottom: 1px solid var(--rule); margin-bottom: 22px; }
.research-eyebrow {
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 6px;
}
.research-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 30px; letter-spacing: -.01em; line-height: 1.15;
  color: var(--ink); margin-bottom: 12px;
}
.research-deck {
  font-size: 13.5px; color: var(--ink-2); max-width: 64ch;
}
.research-section { margin-bottom: 32px; }
.research-section h2 {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 13px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 4px;
}
.research-group-note {
  margin: 0 0 14px; color: var(--ink-3); font-size: 12.5px; max-width: 64ch;
}
.research-list {
  display: grid; grid-template-columns: 1fr; gap: 18px;
}
.research-entry {
  padding: 12px 14px;
  border-left: 2px solid var(--rule);
  background: var(--surface);
  border-radius: 0 4px 4px 0;
}
.research-entry:target {
  border-left-color: var(--ember);
  background: var(--ember-tint);
}
.research-entry-meta {
  font-size: 11px; color: var(--ink-3);
  font-family: var(--font-mono);
  letter-spacing: .02em;
  margin-bottom: 4px;
}
.research-entry-title {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 17px; line-height: 1.3;
  color: var(--ink);
  text-decoration: none;
}
.research-entry-title:hover { text-decoration: underline; text-underline-offset: 3px; }
.research-entry-permalink {
  font-size: 10.5px; font-family: var(--font-mono); color: var(--ink-3);
  margin: 4px 0 6px;
  letter-spacing: .02em;
}
.research-entry-permalink a { color: var(--ink-3); text-decoration: underline dotted; text-underline-offset: 2px; }
.research-entry-permalink a:hover { color: var(--ember); }
.research-entry-note {
  margin: 6px 0 0;
  font-size: 12.5px; color: var(--ink-2);
  max-width: 64ch;
}
.research-foot {
  margin-top: 30px; padding-top: 16px;
  border-top: 1px dashed var(--rule);
  font-size: 11.5px; color: var(--ink-3);
}
.research-foot-note { font-style: italic; }

/* Quiet sidebar marker for the Research nav item */
.nav-item.is-quiet { color: var(--ink-3); }
.nav-item.is-quiet:hover { color: var(--ink); }


/* ──────────────────────────────────────────────────────────────────────────
   Triage — brief input · three plans · Quire paper aesthetic   (v=031)
   ────────────────────────────────────────────────────────────────────────── */

:root {
  --slate:      #46586c;
  --slate-2:    #2e3d4d;
  --slate-tint: #e6ecf2;
  --slate-soft: #d8e1ea;
}

/* Triage page */
.triage-page {
  max-width: 1140px;
  margin: 0 auto;
  padding: 6px 4px 40px;
  font-size: 14px; line-height: 1.55;
}
.triage-head { padding: 12px 0 22px; border-bottom: 1px solid var(--rule); margin-bottom: 22px; }
.triage-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 6px;
}
.triage-title {
  font-family: var(--font-serif); font-style: italic;
  font-size: 30px; letter-spacing: -.01em; line-height: 1.18;
  color: var(--ink); margin: 0 0 12px;
}
.triage-deck { color: var(--ink-2); font-size: 13.5px; max-width: 70ch; }

/* Brief input */
.triage-brief-row { margin-bottom: 22px; }
.triage-brief-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--slate);
  border-radius: 4px;
  padding: 16px 20px;
}
.triage-brief-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 12px;
}
.triage-brief-form {
  display: grid;
  grid-template-columns: 2fr 1.4fr auto;
  gap: 14px;
  align-items: end;
}
.triage-brief-form.is-three-col {
  grid-template-columns: 1.6fr 1.2fr 1.6fr auto;
}
.triage-brief-form label { display: block; font-size: 11.5px; color: var(--ink-3); }
.triage-brief-form select {
  width: 100%;
  padding: 6px 10px;
  margin-top: 4px;
  background: var(--surface-2);
  border: 1px solid var(--rule);
  border-radius: 4px;
  font-size: 13px; color: var(--ink);
}
.triage-brief-go {
  background: var(--ember);
  color: var(--surface);
  padding: 9px 18px;
  border-radius: 4px;
  font-size: 13px; font-weight: 500;
  letter-spacing: .02em;
  cursor: pointer;
  transition: background 120ms var(--ease);
}
.triage-brief-go:hover { background: var(--ember-2); }
.triage-brief-foot {
  font-size: 11.5px; color: var(--ink-3);
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--rule-2);
  max-width: 70ch;
  line-height: 1.5;
}

/* Apply confirmation toast */
.triage-applied-toast {
  background: #f0eee0;
  border: 1px solid #d2c976;
  border-left: 3px solid var(--moss);
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 12.5px;
  color: var(--ink-2);
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 14px;
}
.triage-applied-toast strong { color: var(--ink); }
.triage-applied-toast a {
  color: var(--moss); text-decoration: underline dotted; text-underline-offset: 2px;
  margin-left: auto; font-size: 12px;
}
.triage-applied-clear {
  background: transparent; border: 0;
  color: var(--ink-3); font-size: 16px; line-height: 1;
  padding: 0 4px; cursor: pointer;
}
.triage-applied-clear:hover { color: var(--ember); }

/* Empty proposals state */
.triage-proposals-empty {
  text-align: center;
  padding: 44px 24px;
  background: var(--surface-2);
  border: 1px dashed var(--rule);
  border-radius: 4px;
  max-width: 64ch; margin: 0 auto;
}
.triage-empty-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 10px;
}
.triage-proposals-empty p {
  color: var(--ink-2); font-size: 13.5px; max-width: 56ch; margin: 0 auto 12px;
}
.triage-empty-hint { font-style: italic; color: var(--ink-3); font-size: 12.5px; }

/* Proposals header */
.triage-proposals-head { margin-bottom: 16px; }
.triage-ph-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 4px;
}
.triage-ph-eyebrow em {
  font-family: var(--font-serif);
  font-style: italic;
  text-transform: none;
  letter-spacing: .01em;
  color: var(--ink);
  font-size: 14.5px;
}
.triage-ph-deck { font-size: 12.5px; color: var(--ink-3); }

/* Plan cards grid */
.triage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.triage-plan {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 16px 16px 12px;
  display: flex; flex-direction: column;
  gap: 12px;
}
/* Strategy stripe — three different colors so the eye lands on a strategy */
.triage-plan[data-strategy="minimum-perturbation"] { border-top: 3px solid var(--slate); }
.triage-plan[data-strategy="preference-respecting"] { border-top: 3px solid var(--m-cyan); }
.triage-plan[data-strategy="equity-balanced"] { border-top: 3px solid var(--moss); }

.triage-plan-strategy {
  font-family: var(--font-mono);
  font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 4px;
}
.triage-plan-title {
  font-family: var(--font-serif); font-style: italic;
  font-size: 19px; line-height: 1.2;
  margin: 0 0 8px;
  color: var(--ink);
  letter-spacing: -.005em;
}
.triage-plan-summary {
  font-size: 12px; line-height: 1.5;
  color: var(--ink-2);
  margin: 0 0 8px;
}
.triage-plan-basis {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px; color: var(--ink-3);
  text-decoration: underline dotted;
  text-underline-offset: 2px;
  letter-spacing: .01em;
}
.triage-plan-basis:hover { color: var(--ember); }

.triage-plan-metrics {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  padding: 10px 0;
  border-top: 1px dashed var(--rule-2);
  border-bottom: 1px dashed var(--rule-2);
}
.triage-metric { text-align: center; padding: 2px; }
.triage-metric-num {
  font-family: var(--font-mono);
  font-size: 16px; font-weight: 600;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -.01em;
}
.triage-metric-label {
  font-size: 9.5px;
  color: var(--ink-3);
  letter-spacing: .04em;
  margin-top: 2px;
  text-transform: uppercase;
}
.triage-metric.is-ok .triage-metric-num { color: var(--ok); }
.triage-metric.is-mid .triage-metric-num { color: var(--warn); }
.triage-metric.is-warn .triage-metric-num { color: var(--ember); }

.triage-plan-steps { font-size: 12px; color: var(--ink-2); }
.triage-plan-steps summary {
  cursor: pointer;
  color: var(--ink-3);
  font-size: 11.5px;
  letter-spacing: .03em;
  padding: 2px 0;
  user-select: none;
}
.triage-plan-steps summary:hover { color: var(--ink-2); }
.triage-plan-steps[open] summary { margin-bottom: 6px; }
.triage-step-list {
  list-style: none;
  padding: 0; margin: 0;
  font-size: 11.5px;
}
.triage-step {
  padding: 5px 8px;
  border-bottom: 1px dashed var(--rule-2);
  line-height: 1.4;
}
.triage-step:last-child { border-bottom: 0; }
.triage-step.is-stack { background: var(--ember-tint); color: var(--ember-2); }
.triage-step.is-assign { color: var(--ink); }
.triage-step.is-hold { background: #fbeac3; color: #6f4b0a; }
.triage-step strong { font-family: var(--font-mono); font-size: 10.5px; }
.triage-step-tl {
  display: inline-block;
  font-size: 9.5px;
  color: var(--slate);
  border: 1px solid var(--slate-soft);
  border-radius: 2px;
  padding: 0 4px;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-left: 4px;
}
.triage-step-strain {
  display: inline-block;
  font-size: 9.5px;
  color: var(--warn);
  background: #fbeac3;
  border-radius: 2px;
  padding: 0 4px;
  margin-left: 4px;
  letter-spacing: .02em;
}

.triage-plan-actions {
  display: flex; gap: 8px;
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px dashed var(--rule-2);
}
.triage-btn {
  padding: 7px 12px;
  border-radius: 3px;
  font-size: 12px;
  letter-spacing: .02em;
  cursor: pointer;
  transition: background 120ms var(--ease);
  flex: 1;
}
.triage-btn.is-primary {
  background: var(--ember);
  color: var(--surface);
}
.triage-btn.is-primary:hover { background: var(--ember-2); }
.triage-btn.is-secondary {
  background: var(--surface-2);
  color: var(--ink-2);
  border: 1px solid var(--rule);
}
.triage-btn.is-secondary:hover { background: var(--surface); color: var(--ink); }

/* Triage preview banner — appears on Schedule when previewing a plan */
.triage-preview-banner {
  position: sticky; top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 22px;
  font-size: 12.5px;
  z-index: 200;
  border-bottom: 2px solid var(--ember);
}
.tpb-inner {
  display: flex; align-items: center; gap: 12px;
  max-width: 1300px; margin: 0 auto;
}
.tpb-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-4);
}
.tpb-title { font-family: var(--font-serif); font-style: italic; font-size: 14px; color: var(--paper); }
.tpb-basis { font-size: 11px; color: var(--ink-4); font-style: italic; }
.tpb-spacer { flex: 1; }
.tpb-btn {
  padding: 5px 12px;
  border-radius: 3px;
  font-size: 11.5px;
  background: var(--ink-2);
  color: var(--paper);
  cursor: pointer;
  border: 1px solid var(--ink-2);
  transition: background 120ms var(--ease);
}
.tpb-btn.is-keep { background: var(--moss); border-color: var(--moss); }
.tpb-btn.is-keep:hover { background: #2f4129; }
.tpb-btn.is-revert { background: var(--ember); border-color: var(--ember); }
.tpb-btn.is-revert:hover { background: var(--ember-2); }
.tpb-btn.is-back:hover { background: var(--ink); }

@media (max-width: 1000px) {
  .triage-grid { grid-template-columns: 1fr; }
  .triage-brief-form,
  .triage-brief-form.is-three-col { grid-template-columns: 1fr; }
}