.kc-material-card-labels {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 7px;
}

.kc-material-access-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 4px 9px;
  border-radius: 999px;
  background: #e8f5dd;
  color: #4d7434;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.kc-material-access-badge.access-paid {
  background: #fff0c2;
  color: #765300;
}

.kc-material-access-badge.access-login,
.kc-material-access-badge.access-student {
  background: #e6edf8;
  color: #29476d;
}

.kc-material-price {
  grid-column: 1 / -1;
  color: #0f1b33;
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 2px;
}

.kc-material-actions .buy {
  background: #a3d977;
  color: #0f1b33;
}

.kc-material-actions .full {
  grid-column: 1 / -1;
}

/* 3.4.0: class-wise browser, Free/Paid switch and three compact layouts. */
.kc-course-specification {
  margin: 0 0 28px;
  padding: 25px;
  border: 1px solid #cfe0bf;
  border-radius: 19px;
  background: linear-gradient(135deg, #f5fbed 0%, #fff 58%);
  box-shadow: 0 13px 36px rgba(15, 27, 51, .055);
}

.kc-course-spec-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
}

.kc-course-spec-heading h2 {
  margin: 10px 0 9px;
  color: #0f1b33;
  font-size: clamp(25px, 3vw, 36px);
  letter-spacing: -.035em;
}

.kc-course-spec-heading p {
  max-width: 760px;
  margin: 0;
  color: #58677a;
  line-height: 1.65;
}

.kc-course-spec-counts {
  display: grid;
  grid-template-columns: repeat(3, minmax(68px, 1fr));
  gap: 7px;
  flex: 0 0 auto;
}

.kc-course-spec-counts span {
  min-width: 72px;
  padding: 10px;
  border-radius: 11px;
  background: #edf1f5;
  color: #5a687b;
  font-size: 10px;
  font-weight: 850;
  text-align: center;
  text-transform: uppercase;
}

.kc-course-spec-counts strong {
  display: block;
  margin-bottom: 3px;
  color: #0f1b33;
  font-size: 18px;
}

.kc-course-spec-counts .free {
  background: #e8f5dd;
  color: #4d7434;
}

.kc-course-spec-counts .paid {
  background: #fff0c2;
  color: #765300;
}

.kc-course-spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
  margin-top: 21px;
}

.kc-course-spec-panel {
  padding: 18px;
  border: 1px solid #dce4ec;
  border-radius: 14px;
  background: #fff;
}

.kc-course-spec-panel.available {
  border-color: #c9dfaF;
  background: #fbfef8;
}

.kc-course-spec-kicker {
  display: block;
  margin-bottom: 12px;
  color: #0f1b33;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.kc-course-topic-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.kc-course-topic-list > span,
.kc-course-topic-list > a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 9px;
  border-radius: 999px;
  background: #eef3f7;
  color: #405268;
  font-size: 11px;
  font-weight: 750;
}

.kc-course-topic-list > a.has-material {
  background: #e8f5dd;
  color: #3f6928;
  box-shadow: inset 0 0 0 1px #c9dfaf;
}

.kc-course-topic-list > a.has-material:hover,
.kc-course-topic-list > a.has-material:focus {
  background: #a3d977;
  color: #0f1b33;
}

.kc-course-topic-list small {
  padding-left: 7px;
  border-left: 1px solid currentColor;
  font-size: 9px;
  font-weight: 900;
  opacity: .78;
  white-space: nowrap;
}

.kc-course-topic-list.available-list span {
  background: #e8f5dd;
  color: #4d7434;
}

.kc-material-card[id] {
  scroll-margin-top: 24px;
}

.kc-material-card[id]:target {
  border-color: #78ad52;
  box-shadow: 0 0 0 4px rgba(163, 217, 119, .34), 0 16px 40px rgba(15, 27, 51, .09);
}

.kc-course-spec-panel > p,
.kc-course-material-types,
.kc-more-portions {
  margin: 10px 0 0 !important;
  color: #657386;
  font-size: 12px;
  line-height: 1.55;
}

.kc-course-spec-note {
  margin: 15px 2px 0 !important;
  padding: 10px 12px;
  border-left: 4px solid #a3d977;
  border-radius: 4px;
  background: #f4f8ef;
  color: #526145;
  font-size: 12px;
  line-height: 1.55;
}

.kc-material-browser [hidden] {
  display: none !important;
}

.kc-material-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 14px 16px;
  margin-bottom: 10px;
  border: 1px solid #dce4ec;
  border-radius: 15px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 27, 51, .05);
}

.kc-access-switch,
.kc-view-switch {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}

.kc-toolbar-label {
  margin-right: 3px;
  color: #68768a;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.kc-material-toolbar button {
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid #d5dfe8;
  border-radius: 9px;
  background: #f7f9fb;
  color: #42536a;
  font: inherit;
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
}

.kc-material-toolbar button b {
  display: inline-grid;
  min-width: 20px;
  height: 20px;
  margin-left: 4px;
  padding: 0 5px;
  place-items: center;
  border-radius: 999px;
  background: #e8edf3;
  font-size: 10px;
}

.kc-material-toolbar button.is-active {
  border-color: #0f1b33;
  background: #0f1b33;
  color: #fff;
}

.kc-access-switch button[data-kc-access="free"].is-active {
  border-color: #83bd56;
  background: #a3d977;
  color: #0f1b33;
}

.kc-access-switch button[data-kc-access="paid"].is-active {
  border-color: #c79520;
  background: #f5c85b;
  color: #382700;
}

.kc-material-result-status {
  margin: 0 2px 18px !important;
  color: #667085;
  font-size: 12px;
  font-weight: 750;
}

.kc-class-groups {
  display: grid;
  gap: 18px;
}

.kc-class-group {
  overflow: hidden;
  border: 1px solid #dce4ec;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 9px 30px rgba(15, 27, 51, .045);
}

.kc-class-heading {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  border: 0;
  border-bottom: 1px solid #e4eaf0;
  background: linear-gradient(100deg, #f8fbf5, #fff 58%);
  color: #0f1b33;
  text-align: left;
  cursor: pointer;
}

.kc-class-heading-main,
.kc-class-counts {
  display: flex;
  align-items: center;
  gap: 10px;
}

.kc-class-symbol {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  border-radius: 12px;
  background: #a3d977;
  color: #17331e;
  font-size: 12px;
  font-weight: 950;
}

.kc-class-heading strong {
  display: block;
  font-size: 19px;
  letter-spacing: -.02em;
}

.kc-class-heading small {
  display: block;
  margin-top: 3px;
  color: #718096;
  font-size: 11px;
  font-weight: 700;
}

.kc-class-counts > span:not(.kc-class-caret) {
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
}

.kc-class-counts .free {
  background: #e8f5dd;
  color: #4d7434;
}

.kc-class-counts .paid {
  background: #fff0c2;
  color: #765300;
}

.kc-class-caret {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #5d6b7c;
  font-size: 17px;
  transition: transform .2s ease;
}

.kc-class-group.is-collapsed .kc-class-heading {
  border-bottom-color: transparent;
}

.kc-class-group.is-collapsed .kc-class-caret {
  transform: rotate(180deg);
}

.kc-class-group.is-collapsed .kc-class-content {
  display: none;
}

.kc-class-content {
  padding: 15px;
}

.kc-material-browser .kc-material-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.kc-material-browser .kc-material-card {
  min-height: 300px;
  padding: 16px;
  border-radius: 14px;
  box-shadow: 0 5px 18px rgba(15, 27, 51, .04);
}

.kc-material-browser .kc-material-card h3 {
  font-size: 17px;
}

.kc-material-browser .kc-material-description {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

/* Horizontal row view. */
.kc-view-rows .kc-material-grid {
  grid-template-columns: 1fr;
}

.kc-view-rows .kc-material-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 250px;
  min-height: 0;
  align-items: center;
  gap: 16px;
}

.kc-view-rows .kc-material-card-top {
  margin: 0;
}

.kc-view-rows .kc-material-card-details {
  min-width: 0;
}

.kc-view-rows .kc-material-tags,
.kc-view-rows .kc-material-chapter,
.kc-view-rows .kc-material-card h3,
.kc-view-rows .kc-material-description {
  margin-bottom: 5px;
}

.kc-view-rows .kc-material-description {
  -webkit-line-clamp: 1;
}

.kc-view-rows .kc-material-meta {
  margin-top: 0;
  padding: 0;
}

.kc-view-rows .kc-material-actions {
  margin: 0;
}

/* Small icon view for quickly scanning many files. */
.kc-view-icons .kc-material-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.kc-view-icons .kc-material-card {
  min-height: 245px;
  align-items: center;
  padding: 15px 12px;
  text-align: center;
}

.kc-view-icons .kc-material-card-top {
  width: 100%;
  align-items: flex-start;
}

.kc-view-icons .kc-material-icon {
  width: 40px;
  height: 40px;
}

.kc-view-icons .kc-material-type,
.kc-view-icons .kc-material-description,
.kc-view-icons .kc-material-chapter,
.kc-view-icons .kc-material-meta,
.kc-view-icons .kc-material-tags span:nth-child(2) {
  display: none;
}

.kc-view-icons .kc-material-tags {
  justify-content: center;
  margin-bottom: 9px;
}

.kc-view-icons .kc-material-card h3 {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 8px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  font-size: 14px;
}

.kc-view-icons .kc-material-actions {
  width: 100%;
  grid-template-columns: 1fr;
  margin-top: auto;
}

.kc-view-icons .kc-material-actions .full,
.kc-view-icons .kc-material-price {
  grid-column: 1;
}

.kc-view-icons .kc-material-actions a {
  min-height: 36px;
  padding: 7px;
  font-size: 10px;
}

.kc-view-icons .kc-material-price {
  font-size: 15px;
}

@media (max-width: 1100px) {
  .kc-material-browser .kc-material-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .kc-view-rows .kc-material-grid {
    grid-template-columns: 1fr;
  }

  .kc-view-icons .kc-material-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .kc-course-spec-heading,
  .kc-course-spec-grid {
    grid-template-columns: 1fr;
  }

  .kc-course-spec-heading {
    display: grid;
  }

  .kc-course-spec-counts {
    width: 100%;
  }

  .kc-material-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .kc-material-browser .kc-material-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kc-view-rows .kc-material-grid {
    grid-template-columns: 1fr;
  }

  .kc-view-rows .kc-material-card {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .kc-view-rows .kc-material-actions {
    grid-column: 1 / -1;
  }

  .kc-view-icons .kc-material-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .kc-course-specification {
    padding: 18px 14px;
  }

  .kc-material-toolbar,
  .kc-class-content {
    padding: 12px;
  }

  .kc-access-switch,
  .kc-view-switch {
    width: 100%;
  }

  .kc-material-toolbar button {
    flex: 1;
    padding-inline: 7px;
  }

  .kc-toolbar-label {
    width: 100%;
  }

  .kc-class-heading {
    align-items: flex-start;
    padding: 14px;
  }

  .kc-class-counts {
    justify-content: flex-end;
    gap: 5px;
    flex-wrap: wrap;
  }

  .kc-class-counts > span:not(.kc-class-caret) {
    padding: 5px 7px;
  }

  .kc-class-caret {
    width: 24px;
  }

  .kc-material-browser .kc-material-grid,
  .kc-view-rows .kc-material-grid {
    grid-template-columns: 1fr;
  }

  .kc-view-rows .kc-material-card {
    display: flex;
    min-height: 0;
    align-items: stretch;
  }

  .kc-view-icons .kc-material-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}