.academic-v2 {
  --acad-paper: #fbf8ee;
  --acad-paper-line: #e8ddc4;
  --acad-navy: #213b35;
}

.acad-intro {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px 24px;
  padding-block: 44px 28px;
}

.acad-intro .eyebrow {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 8px;
}

.acad-intro h1 {
  font-size: clamp(29px, 4.1vw, 55px);
  letter-spacing: -.047em;
}

.acad-intro-copy {
  margin-top: 9px;
  color: var(--muted);
  font-size: 16px;
}

.acad-course-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 1px;
  border-bottom: 1px solid #b6cfc0;
  color: var(--deep);
  font-weight: 670;
  white-space: nowrap;
}

.acad-course-link:hover {
  border-color: var(--green);
}

.acad-lesson-consult {
  margin-top: 12px;
  font-size: 14px;
}

.acad-workspace {
  display: grid;
  grid-template-columns: 257px minmax(0, 1fr);
  border: 1px solid #d7e5dd;
  border-radius: 15px;
  background: #fff;
}

.acad-directory {
  border-right: 1px solid #d7e5dd;
  border-radius: 14px 0 0 14px;
  padding: 23px 18px 18px;
  background: #f4f8f5;
}

.acad-directory > h2 {
  padding-inline: 8px;
  font-size: 19px;
}

.acad-subject-group {
  margin-top: 14px;
}

.acad-subject-group > p {
  padding-inline: 8px;
  color: #53695e;
  font-size: 12px;
  font-weight: 700;
}

.acad-subject-group ul {
  display: grid;
  gap: 4px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.acad-subject-group a {
  min-height: 45px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 9px;
  border: 1px solid transparent;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 670;
}

.acad-subject-group a .icon:first-child {
  color: var(--green);
}

.acad-subject-group a .icon:last-child {
  margin-left: auto;
  color: #537b6b;
}

.acad-subject-group a:hover {
  background: #eaf2ed;
}

.acad-subject-group a[aria-current="true"] {
  border-color: #b0d1bd;
  background: #fff;
  color: var(--deep);
  box-shadow: inset 3px 0 var(--green);
}

.acad-consult {
  margin-top: 17px;
  padding: 13px 11px 1px;
  border-top: 1px solid #cbdcd2;
}

.acad-consult h3 {
  font-size: 15px;
}

.acad-consult p {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
}

.acad-consult a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 4px 7px;
  min-height: 44px;
  color: var(--deep);
  font-size: 12px;
  font-weight: 700;
}

.acad-consult a:hover > span {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.acad-consult strong {
  font-size: 22px;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}

.acad-consult small {
  margin-left: 1px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 550;
}

.acad-results {
  min-width: 0;
  padding: clamp(22px, 3.4vw, 46px);
}

.acad-selection-status {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}

.acad-lesson:not([hidden]) + .acad-lesson:not([hidden]) {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.acad-lesson-heading {
  display: flex;
  align-items: center;
  gap: 13px;
}

.acad-lesson-icon {
  width: 52px;
  height: 52px;
  display: grid;
  flex: none;
  place-items: center;
  border-radius: 11px;
  background: #e7f3eb;
  color: var(--deep);
}

.acad-lesson-heading p {
  color: var(--deep);
  font-size: 12px;
  font-weight: 700;
}

.acad-lesson-heading h2 {
  font-size: clamp(24px, 3vw, 38px);
}

.acad-lesson-text {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
  gap: 12px 26px;
  margin-top: 20px;
}

.acad-lesson-text h3 {
  font-size: clamp(17px, 1.8vw, 23px);
}

.acad-lesson-text p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.acad-lesson-text ul {
  display: grid;
  align-content: start;
  gap: 4px;
  margin: 0;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--line);
  list-style: none;
}

.acad-lesson-text li {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  color: var(--acad-navy);
  font-size: 13px;
}

.acad-lesson-text li .icon {
  margin-top: 3px;
  color: var(--green);
}

.acad-exercise {
  margin-top: 24px;
  padding: 19px clamp(15px, 2.8vw, 32px) 8px;
  border: 1px solid var(--acad-paper-line);
  border-left: 4px solid #c6a96f;
  border-radius: 2px 8px 8px 2px;
  background: var(--acad-paper);
}

.acad-exercise h3 {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #65512d;
  font-size: 13px;
  letter-spacing: .01em;
}

.acad-passage {
  margin-top: 12px;
  color: #514a3a;
  font-size: 16px;
}

.acad-question {
  margin-top: 10px;
  color: #342e20;
  font-size: 18px;
  font-weight: 650;
}

.acad-math-question {
  max-width: 520px;
}

.acad-fraction {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 3px;
  max-width: 235px;
  margin-top: 10px;
}

.acad-fraction span {
  height: 17px;
  border: 1px solid #baa880;
  border-radius: 2px;
}

.acad-fraction span:nth-child(-n+3) {
  border-color: #3f866f;
  background: #a8d1bc;
}

.acad-dialogue {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
}

.acad-dialogue div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 4px 12px;
}

.acad-dialogue dt {
  color: #65512d;
  font-size: 12px;
  font-weight: 730;
  white-space: nowrap;
}

.acad-dialogue dd {
  margin: 0;
  color: #342e20;
  font-size: 17px;
  font-weight: 600;
}

.acad-hint {
  margin-top: 11px;
  border-top: 1px dashed #d6c7a5;
  color: #514a3a;
  font-size: 14px;
}

.acad-hint summary {
  display: flex;
  align-items: center;
  gap: 6px;
  width: max-content;
  min-height: 44px;
  color: var(--deep);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.acad-hint summary::-webkit-details-marker {
  display: none;
}

.acad-hint[open] summary .icon {
  transform: rotate(180deg);
}

.acad-hint p, .acad-hint ol {
  margin: 0 0 9px;
}

.acad-hint ol {
  padding-left: 20px;
}

.acad-packs {
  margin-top: 50px;
}

.acad-packs header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px 18px;
  flex-wrap: wrap;
}

.acad-packs h2 {
  font-size: clamp(24px, 3vw, 36px);
}

.acad-packs header > span {
  padding: 3px 8px;
  border: 1px solid #e0d7bf;
  border-radius: 4px;
  background: #fbf8ee;
  color: #65512d;
  font-size: 12px;
  white-space: nowrap;
}

.acad-packs > p {
  margin-block: 9px 14px;
  color: var(--muted);
  font-size: 14px;
}

.acad-packs table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  text-align: left;
}

.acad-packs tr {
  border-bottom: 1px solid var(--line);
}

.acad-packs th, .acad-packs td {
  padding: 11px 12px;
}

.acad-packs thead {
  background: #f4f8f5;
  color: var(--muted);
  font-size: 12px;
}

.acad-packs th[scope="row"] {
  width: 16%;
  color: var(--deep);
  font-size: 20px;
  white-space: nowrap;
}

.acad-packs td:last-child {
  width: 18%;
  color: var(--muted);
  white-space: nowrap;
}

.acad-packs td span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.acad-teachers dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 0 24px;
  margin: 0;
}

.acad-teachers dl > div {
  padding-block: 12px;
  border-top: 1px solid var(--line);
}

.acad-teachers dt { font-weight: 670; }
.acad-teachers dd { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

@media (max-width: 880px) {
  .acad-workspace {
    grid-template-columns: 208px minmax(0, 1fr);
  }

  .acad-lesson-text {
    grid-template-columns: 1fr;
  }

  .acad-lesson-text ul {
    padding-left: 0;
    border-left: 0;
  }
}

@media (max-width: 650px) {
  .acad-intro {
    display: block;
    padding-block: 23px 14px;
  }

  .acad-intro-copy {
    margin-top: 5px;
    font-size: 14px;
  }

  .acad-course-link {
    font-size: 13px;
  }

  .acad-workspace {
    grid-template-columns: minmax(0, 1fr);
    border-radius: 10px;
  }

  .acad-directory {
    padding: 14px 11px 8px;
    border-right: 0;
    border-bottom: 1px solid #d7e5dd;
    border-radius: 9px 9px 0 0;
  }

  .acad-directory > h2 {
    padding: 0;
    font-size: 17px;
  }

  .acad-subject-group {
    margin-top: 8px;
  }

  .acad-subject-group > p {
    padding: 0;
  }

  .acad-subject-group ul {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 5px;
  }

  .acad-subject-group + .acad-subject-group ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .acad-subject-group a {
    justify-content: center;
    gap: 5px;
    padding-inline: 6px;
    border-color: #d6e3db;
    background: #fff;
    font-size: 12px;
  }

  .acad-subject-group a .icon:first-child {
    width: 18px;
    height: 18px;
  }

  .acad-subject-group a .icon:last-child {
    display: none;
  }

  .acad-consult {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    column-gap: 6px;
    justify-content: space-between;
    margin-top: 10px;
    padding: 5px 0 0;
  }

  .acad-consult h3 {
    font-size: 13px;
  }

  .acad-consult p {
    order: 1;
    width: 100%;
    margin: 0 0 4px;
  }

  .acad-consult a {
    justify-content: flex-start;
  }

  .acad-consult strong {
    font-size: 17px;
  }

  .acad-results {
    padding: 16px 12px;
  }

  .acad-lesson-heading {
    gap: 9px;
  }

  .acad-lesson-icon {
    width: 40px;
    height: 40px;
    border-radius: 7px;
  }

  .acad-lesson-icon .icon {
    width: 23px;
    height: 23px;
  }

  .acad-lesson-text {
    gap: 7px;
    margin-top: 12px;
  }

  .acad-exercise {
    margin-top: 13px;
    padding-top: 12px;
  }

  .acad-question, .acad-dialogue dd {
    font-size: 16px;
  }

  .acad-passage {
    font-size: 14px;
  }

  .acad-packs {
    margin-top: 33px;
  }

  .acad-packs th, .acad-packs td {
    padding-inline: 7px;
  }

  .acad-packs th[scope="row"] {
    font-size: 16px;
  }
}