:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1c222b;
  --line: #2a323d;
  --text: #e4e8ee;
  --dim: #8b95a5;
  --accent: #4285f4;
  --good: #34a853;
  --partial: #fbbc04;
  --bad: #ea4335;
  --radius: 10px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f9;
    --panel: #ffffff;
    --panel-2: #f0f2f5;
    --line: #dfe3e8;
    --text: #1f2328;
    --dim: #616b76;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

button, input, textarea, select { -webkit-tap-highlight-color: transparent; }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .88em; }
.dim { color: var(--dim); }
.small { font-size: 12.5px; }
.warn { color: var(--bad) !important; }

/* ---- header / nav ---- */

header.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 20px;
  padding: 12px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

header.top h1 {
  margin: 0; font-size: 15px; font-weight: 650; letter-spacing: -.01em;
}
header.top h1 span { color: var(--dim); font-weight: 400; }

nav { display: flex; gap: 4px; }

nav a {
  padding: 6px 13px; border-radius: 7px;
  color: var(--dim); text-decoration: none; font-size: 14px; font-weight: 500;
}
nav a:hover { background: var(--panel-2); color: var(--text); }
nav a.on { background: var(--accent); color: #fff; }

.spacer { flex: 1; }

header.top button {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px;
  padding: 6px 11px; font-size: 12.5px; cursor: pointer;
}
header.top button:hover { border-color: var(--accent); }

main { max-width: 1100px; margin: 0 auto; padding: 24px; }

/* ---- layout ---- */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}

.card h2 { margin: 0 0 12px; font-size: 14px; font-weight: 650; letter-spacing: .01em; }

.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 820px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row input { flex: 1; min-width: 70px; }

input, select {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 6px;
  padding: 6px 9px; font: inherit; font-size: 13px;
}
button { font: inherit; cursor: pointer; }

.card .row button {
  background: var(--accent); color: #fff; border: 0;
  border-radius: 6px; padding: 6px 14px; font-size: 13px;
}

/* ---- KPI tiles ---- */

.kpi { text-align: center; }
.kpi-num { font-size: 44px; font-weight: 300; line-height: 1.05; letter-spacing: -.03em; }
.kpi-num .unit { font-size: 20px; color: var(--dim); }
.kpi-label { font-size: 12.5px; color: var(--dim); text-transform: uppercase; letter-spacing: .06em; margin-top: 4px; }
.kpi input[type=date] { margin-top: 10px; }

/* ---- tables & bars ---- */

.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--dim); font-weight: 600; padding: 0 8px 8px 0; border-bottom: 1px solid var(--line);
}
.tbl td { padding: 9px 8px 9px 0; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.bar-cell { display: flex; align-items: center; gap: 8px; min-width: 120px; }

.bar {
  flex: 1; height: 6px; background: var(--panel-2);
  border-radius: 3px; overflow: hidden; min-width: 60px;
}
.bar i { display: block; height: 100%; background: var(--accent); border-radius: 3px; transition: width .2s; }
.bar.sm { width: 70px; flex: none; }

/* ---- chips / coverage ---- */

.chips { display: flex; flex-wrap: wrap; gap: 6px; }

.chip {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 11.5px; font-weight: 600; letter-spacing: .01em;
  text-decoration: none; border: 1px solid transparent; white-space: nowrap;
}
.cov-good { background: color-mix(in srgb, var(--good) 16%, transparent); color: var(--good); border-color: color-mix(in srgb, var(--good) 35%, transparent); }
.cov-partial { background: color-mix(in srgb, var(--partial) 16%, transparent); color: var(--partial); border-color: color-mix(in srgb, var(--partial) 35%, transparent); }
.cov-none { background: color-mix(in srgb, var(--bad) 16%, transparent); color: var(--bad); border-color: color-mix(in srgb, var(--bad) 35%, transparent); }

/* ---- alerts ---- */

.alert {
  border: 1px solid color-mix(in srgb, var(--bad) 40%, transparent);
  background: color-mix(in srgb, var(--bad) 9%, transparent);
  border-radius: var(--radius); padding: 13px 16px; margin-bottom: 16px; font-size: 13.5px;
}
.alert a { color: var(--bad); font-weight: 600; }
.alert .small { color: var(--dim); margin-top: 5px; }
.warn-alert {
  border-color: color-mix(in srgb, var(--partial) 45%, transparent);
  background: color-mix(in srgb, var(--partial) 9%, transparent);
}

/* ---- meta strip ---- */

.meta { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; font-size: 13.5px; flex-wrap: wrap; }
.meta .links { display: flex; gap: 12px; flex-shrink: 0; }
.meta a { color: var(--accent); font-size: 12.5px; }

/* ---- filters ---- */

.filters { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.filters .f {
  background: var(--panel); color: var(--dim);
  border: 1px solid var(--line); border-radius: 7px; padding: 5px 13px; font-size: 13px;
}
.filters .f.on { background: var(--accent); color: #fff; border-color: var(--accent); }

/* ---- blueprint ---- */

.sec { padding: 0; overflow: hidden; }

.sec-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 15px 18px; background: var(--panel-2); border-bottom: 1px solid var(--line);
}
.sec-head h2 { margin: 0; font-size: 14.5px; }
.weight { font-size: 12px; color: var(--dim); white-space: nowrap; font-variant-numeric: tabular-nums; }

.topic { padding: 16px 18px; border-bottom: 1px solid var(--line); }
.topic:last-child { border-bottom: 0; }
.topic.prio { border-left: 3px solid var(--bad); }
.topic.flash { animation: flash 1.4s ease-out; }
@keyframes flash { from { background: color-mix(in srgb, var(--accent) 18%, transparent); } }

.topic-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.topic-head h3 { margin: 0 0 8px; font-size: 14px; font-weight: 600; }
.topic-head .mono { color: var(--accent); margin-right: 5px; }

.bullets { margin: 6px 0 10px; padding-left: 20px; font-size: 13px; color: var(--dim); }
.bullets li { margin-bottom: 3px; }

.note {
  margin: 8px 0 10px; padding: 9px 12px; font-size: 13px;
  background: var(--panel-2); border-left: 2px solid var(--accent); border-radius: 0 6px 6px 0;
}

.refs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.ref {
  font-size: 11.5px; padding: 3px 9px; border-radius: 6px;
  background: var(--panel-2); border: 1px solid var(--line);
  color: var(--dim); text-decoration: none;
}
.ref.doc:hover { border-color: var(--accent); color: var(--accent); }

.track { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cb {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12.5px; padding: 4px 10px; border-radius: 6px;
  background: var(--panel-2); border: 1px solid var(--line); cursor: pointer; user-select: none;
}
.cb.on { border-color: var(--good); color: var(--good); }
.cb input { margin: 0; accent-color: var(--good); }

.conf { margin-left: auto; font-size: 12px; color: var(--dim); display: inline-flex; align-items: center; gap: 4px; }
.dot {
  width: 22px; height: 22px; border-radius: 50%; font-size: 11px;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--dim);
}
.dot.on { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---- plan ---- */

.week { padding: 0; }
.week summary {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 18px; cursor: pointer; list-style: none; font-size: 13.5px;
}
.week summary::-webkit-details-marker { display: none; }
.week summary:hover { background: var(--panel-2); }
.week[open] summary { border-bottom: 1px solid var(--line); }
.week .wk { font-weight: 700; color: var(--accent); }
.week .wk-dates { flex-shrink: 0; }
.week .wk-theme { flex: 1; min-width: 180px; font-weight: 500; }
.week.now { border-color: var(--accent); }
.week.now .wk { color: var(--accent); }
.week.behind .wk { color: var(--partial); }
.week.done .wk { color: var(--good); }

.week > .note, .week > .chips { margin: 14px 18px; }
.week .chips { margin-top: -4px; }

.tasks { list-style: none; margin: 0; padding: 4px 18px 16px; }
.tasks li { padding: 4px 0; font-size: 13.5px; }
.tasks li.on { color: var(--dim); text-decoration: line-through; }
.tasks label { display: flex; gap: 9px; align-items: flex-start; cursor: pointer; }
.tasks input { margin: 4px 0 0; accent-color: var(--good); flex-shrink: 0; }

/* ---- misc lists ---- */

.next { margin: 0; padding-left: 20px; font-size: 13.5px; }
.next li { margin-bottom: 6px; }
.btn-link { display: inline-block; margin-top: 8px; font-size: 12.5px; color: var(--accent); }

.mocks { list-style: none; margin: 0 0 12px; padding: 0; font-size: 13px; max-height: 150px; overflow-y: auto; }
.mocks li { padding: 3px 0; border-bottom: 1px solid var(--line); }
.mocks li:last-child { border-bottom: 0; }

a { color: var(--accent); }

/* ---- buttons ---- */

button.primary {
  background: var(--accent); color: #fff; border: 0;
  border-radius: 7px; padding: 8px 16px; font-size: 13.5px; font-weight: 500;
  margin: 0 6px 6px 0;
}
button.primary:disabled { background: var(--panel-2); color: var(--dim); cursor: not-allowed; }

.drills { display: flex; flex-direction: column; gap: 6px; }
.drill {
  text-align: left; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px; padding: 9px 13px; font-size: 13.5px;
}
.drill:hover { border-color: var(--accent); }
.drill b { color: var(--accent); margin-right: 6px; }

/* ---- quiz ---- */

.quiz-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.quiz-head-right { display: flex; align-items: center; gap: 12px; }
.quiz-head button {
  background: var(--panel-2); color: var(--dim);
  border: 1px solid var(--line); border-radius: 6px; padding: 5px 12px; font-size: 12.5px;
}
.timer { font-size: 20px; font-variant-numeric: tabular-nums; }
.timer.warn { font-weight: 600; }

.q-meta { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.q-text { font-size: 15px; line-height: 1.6; margin: 0 0 16px; }

.opts { display: flex; flex-direction: column; gap: 8px; }
.opt {
  display: flex; gap: 11px; align-items: flex-start; text-align: left;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 11px 14px; font-size: 14px; line-height: 1.5;
}
.opt:hover { border-color: var(--accent); }
.opt.on { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.opt-key {
  flex-shrink: 0; font-family: ui-monospace, monospace; font-size: 12px; font-weight: 700;
  color: var(--dim); width: 16px;
}
.opt.on .opt-key { color: var(--accent); }

.quiz-nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.quiz-nav > button {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px; padding: 7px 14px; font-size: 13px;
}
.quiz-nav > button:disabled { color: var(--dim); cursor: not-allowed; }
.quiz-nav button.primary { border: 0; }
.dots { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; justify-content: center; }
.qdot {
  width: 9px; height: 9px; border-radius: 50%; padding: 0;
  background: var(--panel-2); border: 1px solid var(--line);
}
.qdot.done { background: var(--accent); border-color: var(--accent); }
.qdot.cur { outline: 2px solid var(--text); outline-offset: 1px; }

.kpi-num.ok { color: var(--good); }
.bar i.lo { background: var(--partial); }

/* ---- review ---- */

.review { padding: 16px 0; border-top: 1px solid var(--line); }
.review:first-of-type { border-top: 0; }
.review .q-text { font-size: 14px; margin-bottom: 10px; }
.review-opts { list-style: none; margin: 0 0 10px; padding: 0; font-size: 13.5px; }
.review-opts li {
  padding: 6px 11px; border-radius: 6px; margin-bottom: 4px;
  display: flex; gap: 10px; align-items: flex-start; border: 1px solid transparent;
}
.review-opts li.right {
  background: color-mix(in srgb, var(--good) 13%, transparent);
  border-color: color-mix(in srgb, var(--good) 35%, transparent);
}
.review-opts li.wrongpick {
  background: color-mix(in srgb, var(--bad) 13%, transparent);
  border-color: color-mix(in srgb, var(--bad) 35%, transparent);
}

/* ---- flashcards ---- */

.flashcard { text-align: center; padding: 32px 24px; }
.fc-q { font-size: 19px; font-weight: 550; margin: 0 0 20px; line-height: 1.45; }
.fc-a {
  font-size: 14.5px; line-height: 1.65; text-align: left;
  background: var(--panel-2); border-left: 2px solid var(--accent);
  border-radius: 0 8px 8px 0; padding: 14px 16px; margin: 0 0 20px;
}
.fc-grades { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.fc-grades button {
  border: 1px solid var(--line); border-radius: 7px;
  padding: 8px 18px; font-size: 13px; font-weight: 500;
  background: var(--panel-2); color: var(--text);
}
.fc-grades .g0 { border-color: color-mix(in srgb, var(--bad) 50%, transparent); color: var(--bad); }
.fc-grades .g1 { border-color: color-mix(in srgb, var(--partial) 50%, transparent); color: var(--partial); }
.fc-grades .g2 { border-color: color-mix(in srgb, var(--accent) 50%, transparent); color: var(--accent); }
.fc-grades .g3 { border-color: color-mix(in srgb, var(--good) 50%, transparent); color: var(--good); }

button.chip { cursor: pointer; font-family: inherit; }

/* ---- decision tables ---- */

.tbl-scroll { overflow-x: auto; }
.tbl.dec { font-size: 13px; min-width: 640px; }
.tbl.dec td { vertical-align: top; padding: 10px 12px 10px 0; }
.tbl.dec .dec-opt { font-weight: 600; white-space: nowrap; }
.tbl.dec .dec-tell { color: var(--dim); font-style: italic; }

/* ---- case studies ---- */

.case-one { font-size: 14px; margin: 0 0 4px; }
.case-card .refs { align-items: center; }
.case-card .refs .ref { padding: 6px 12px; }

.k-biz  { background: color-mix(in srgb, #a142f4 16%, transparent); color: #a142f4; border-color: color-mix(in srgb, #a142f4 35%, transparent); }
.k-tech { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 35%, transparent); }
.k-nf   { background: color-mix(in srgb, #12b5cb 16%, transparent); color: #12b5cb; border-color: color-mix(in srgb, #12b5cb 35%, transparent); }
.k-comp { background: color-mix(in srgb, var(--bad) 16%, transparent); color: var(--bad); border-color: color-mix(in srgb, var(--bad) 35%, transparent); }

.req { padding: 14px 0; border-top: 1px solid var(--line); }
.req:first-of-type { border-top: 0; }
.req .q-meta { margin-bottom: 6px; }
.req-text { font-size: 14.5px; font-weight: 550; margin: 0 0 6px; line-height: 1.5; }
.req-drives { font-size: 13px; color: var(--dim); margin: 0 0 8px; }
.req-drives b { color: var(--text); font-weight: 600; }

.traps { margin: 0; padding-left: 20px; font-size: 13.5px; }
.traps li { margin-bottom: 8px; }

/* ---- notes ---- */

.notes-area {
  width: 100%; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 12px 14px; font: inherit; font-size: 14px; line-height: 1.6;
  resize: vertical; min-height: 140px;
}
.notes-area:focus { outline: 0; border-color: var(--accent); }

.note-list { display: flex; flex-direction: column; gap: 3px; max-height: 520px; overflow-y: auto; }
.note-pick {
  display: flex; align-items: center; gap: 8px; text-align: left;
  background: transparent; color: var(--text);
  border: 1px solid transparent; border-radius: 6px;
  padding: 6px 10px; font-size: 13px;
}
.note-pick:hover { background: var(--panel-2); }
.note-pick.on { background: color-mix(in srgb, var(--accent) 14%, transparent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.note-pick .mono { color: var(--accent); flex-shrink: 0; }
.dot-has { width: 6px; height: 6px; border-radius: 50%; background: var(--good); margin-left: auto; flex-shrink: 0; }

.meta .links button {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; font-size: 12.5px;
}
.meta .links button:hover { border-color: var(--accent); }

/* =========================================================================
   Mobile. Three things drive this: the nav has eight destinations, several
   tables are genuinely 3-wide, and the quiz needs to stay usable one-handed.
   ========================================================================= */

.nav-right { display: inline-flex; gap: 8px; align-items: center; }
button.primary.sm { padding: 7px 12px; font-size: 12.5px; margin: 0; }
.tbl .sec-id { white-space: nowrap; }

/* Tablet and below */
@media (max-width: 900px) {
  main { padding: 18px 16px; }
  header.top { gap: 12px; padding: 10px 16px; }
}

/* Phone */
@media (max-width: 700px) {
  main { padding: 14px 12px 40px; }

  /* Header becomes two rows: title + actions, then a scrollable nav rail. */
  header.top {
    padding: 10px 12px 0;
    gap: 8px 12px;
    align-items: center;
  }
  header.top h1 { font-size: 14px; }
  header.top h1 span { display: none; }
  .spacer { order: 2; flex: 1; }
  header.top button { order: 3; padding: 5px 9px; font-size: 12px; }

  nav {
    order: 4;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 2px;
    padding: 4px 0 8px;
    margin: 0 -12px;
    padding-left: 12px;
    padding-right: 12px;
  }
  nav::-webkit-scrollbar { display: none; }
  nav a { flex-shrink: 0; padding: 7px 12px; font-size: 13.5px; }

  .card { padding: 14px; border-radius: 9px; margin-bottom: 12px; }
  .grid-2, .grid-3 { gap: 12px; }

  /* KPI tiles go horizontal: number left, labels right. Three stacked cards
     otherwise push the actual content below the fold. */
  .kpi {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2px 14px;
    align-items: center;
    text-align: left;
    padding: 12px 14px;
  }
  .kpi-num { font-size: 34px; grid-row: 1 / span 2; }
  .kpi-label { margin-top: 0; align-self: end; }
  .kpi .small { align-self: start; }
  .kpi input[type=date] { grid-column: 2; margin-top: 6px; }

  .meta { flex-direction: column; gap: 10px; }
  .meta .links { width: 100%; }

  /* Stacked tables: each row becomes a labelled block, no horizontal scroll. */
  .tbl.stack { min-width: 0; }
  .tbl.stack thead { display: none; }
  .tbl.stack tbody tr {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }
  .tbl.stack tbody tr:last-child { border-bottom: 0; }
  .tbl.stack tbody td {
    display: block;
    padding: 2px 0;
    border: 0;
    white-space: normal !important;
  }
  .tbl.stack tbody td[data-label]::before {
    content: attr(data-label);
    display: block;
    font-size: 10px; text-transform: uppercase; letter-spacing: .07em;
    color: var(--dim); font-weight: 600; margin-bottom: 1px;
  }
  .tbl.stack .sec-id { color: var(--accent); font-weight: 700; margin-bottom: 2px; }
  .tbl.stack .bar-cell { min-width: 0; }
  .tbl.stack .dec-opt { font-size: 14px; }
  .tbl-scroll { overflow-x: visible; }

  /* Blueprint */
  .sec-head { padding: 12px 14px; flex-direction: column; gap: 4px; align-items: flex-start; }
  .topic { padding: 14px; }
  .topic-head { flex-direction: column; gap: 6px; align-items: flex-start; }
  .track { gap: 6px; }
  .cb { padding: 8px 12px; font-size: 13px; }        /* touch target */
  .conf { margin-left: 0; width: 100%; padding-top: 4px; }
  .dot { width: 32px; height: 32px; font-size: 12px; }

  /* Plan */
  .week summary { padding: 12px 14px; gap: 8px; }
  .week .wk-theme { min-width: 100%; order: 3; }
  .week .bar.sm { order: 4; }
  .week > .note, .week > .chips { margin: 12px 14px; }
  .tasks { padding: 4px 14px 14px; }
  .tasks li { padding: 7px 0; }                       /* touch target */
  .tasks input { width: 18px; height: 18px; margin-top: 2px; }

  /* Quiz — the dot strip is unusable at 60 questions on a phone. Prev/Next
     plus an always-present Finish covers navigation instead. */
  .dots { display: none; }
  .quiz-nav { gap: 8px; }
  .quiz-nav > button, .quiz-nav .nav-right button { flex: 1; min-height: 42px; }
  .quiz-nav .nav-right { flex: 2; }
  .quiz-head { flex-direction: row; align-items: center; }
  .timer { font-size: 17px; }
  .opt { padding: 13px 14px; font-size: 14px; }
  .q-text { font-size: 15px; }
  .review-opts li { padding: 8px 10px; }

  /* Flashcards */
  .flashcard { padding: 24px 16px; }
  .fc-q { font-size: 17px; }
  .fc-grades { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  .fc-grades button { min-height: 46px; }

  /* Notes */
  .note-list { max-height: 260px; }
  .note-pick { padding: 9px 10px; }
  .notes-area { font-size: 15px; }                    /* ≥16px-ish avoids iOS zoom-on-focus */

  .filters .f, .drill { min-height: 40px; }
  .drill { padding: 10px 13px; white-space: normal; }

  /* Long §-titles inside chips overflow a phone viewport if they can't wrap. */
  .chip { font-size: 11px; white-space: normal; max-width: 100%; }
  .chips { max-width: 100%; }
  .alert a, .chip, .drill, .note-pick, .req-text, .q-text, .fc-q, .fc-a {
    overflow-wrap: anywhere;
  }
  .traps li, .bullets li { margin-bottom: 7px; }
}

/* Small phones */
@media (max-width: 400px) {
  .kpi-num { font-size: 32px; }
  main { padding: 12px 10px 40px; }
  .card { padding: 12px; }
  .fc-grades { grid-template-columns: 1fr; }
}

/* Coarse pointers get bigger hit areas regardless of width. */
@media (pointer: coarse) {
  .qdot { width: 14px; height: 14px; }
  .dot { min-width: 32px; min-height: 32px; }
}