/* M2 Hub — acabamento visual dos blocos de grades e tipos de aula. */
.topbar > .m2-unit-topbar-identity {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  min-width: 0;
}

.topbar > .m2-unit-topbar-identity > div {
  display: grid;
  align-content: center;
  min-width: 0;
}

.m2-unit-topbar-logo {
  flex: 0 0 48px;
  width: 48px;
  height: 40px;
  padding: 0;
  object-fit: contain;
  object-position: center;
  border: 0;
  background: transparent;
}

.m2-unit-topbar-logo[hidden] {
  display: none;
}

[data-student-graduation-field][hidden],
[data-student-responsible-field][hidden] {
  display: none !important;
}

.m2-grades-section,
.m2-types-section {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}

.m2-grades-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: var(--soft);
}

.m2-grades-heading > div {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.m2-grades-heading strong {
  font: 900 11px "Roboto Variable", Roboto, Arial, sans-serif;
  letter-spacing: .15px;
  text-transform: uppercase;
}

.m2-grades-heading span {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.m2-grades-heading > b {
  flex: 0 0 auto;
  padding: 6px 8px;
  border: 1px solid var(--line);
  background: #fff;
  font: 800 8px "Roboto Variable", Roboto, Arial, sans-serif;
  letter-spacing: .3px;
  text-transform: uppercase;
}

.m2-grades-grid,
.m2-types-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.m2-grade-card,
.m2-lesson-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
}

.m2-grade-card {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  grid-template-areas:
    "preview copy"
    "actions actions"
    "status status";
}

.m2-grade-preview {
  grid-area: preview;
  width: 88px;
  min-height: 88px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background: #f2f2ef;
}

.m2-grade-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.m2-grade-preview span {
  padding: 8px;
  color: #8a8a84;
  font: 850 8px "Roboto Variable", Roboto, Arial, sans-serif;
  letter-spacing: .35px;
  text-align: center;
  text-transform: uppercase;
}

.m2-grade-copy {
  grid-area: copy;
  display: grid;
  align-content: center;
  gap: 4px;
  min-width: 0;
  padding: 12px;
}

.m2-grade-copy > span {
  color: var(--muted);
  font: 800 7px "Roboto Variable", Roboto, Arial, sans-serif;
  letter-spacing: .35px;
  text-transform: uppercase;
}

.m2-grade-copy h3 {
  margin: 0;
  font: 900 15px "Roboto Variable", Roboto, Arial, sans-serif;
  line-height: 1.1;
}

.m2-grade-copy b {
  font-size: 9px;
  text-transform: uppercase;
}

.m2-grade-copy small {
  color: var(--muted);
  font-size: 8px;
  line-height: 1.35;
}

.m2-grade-actions {
  grid-area: actions;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 50px;
  padding: 9px 11px;
  border-top: 1px solid var(--line);
  background: var(--soft);
}

.m2-grade-actions .button {
  min-height: 34px;
  padding: 0 12px;
  font-size: 8px;
}

.m2-grade-actions a,
.m2-grade-actions .m2-link-danger {
  font: 800 8px "Roboto Variable", Roboto, Arial, sans-serif;
  text-transform: uppercase;
}

.m2-grade-card > .m2-upload-status {
  grid-area: status;
  margin: 0;
}

.m2-grade-card > .m2-upload-status:not(:empty) {
  padding: 8px 11px;
  border-top: 1px solid var(--line);
}

.m2-lesson-card > header {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  background: #0a0a0a;
  color: #fff;
}

.m2-lesson-card > header div {
  display: grid;
  gap: 3px;
}

.m2-lesson-card > header span {
  color: #999;
  font: 800 7px "Roboto Variable", Roboto, Arial, sans-serif;
  letter-spacing: .35px;
  text-transform: uppercase;
}

.m2-lesson-card > header h3 {
  margin: 0;
  font: 900 14px "Roboto Variable", Roboto, Arial, sans-serif;
}

.m2-lesson-card > p {
  margin: 0;
  padding: 12px 14px 7px;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.45;
}

.m2-lesson-card .m2-check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  padding: 7px 14px 12px;
}

.m2-lesson-card .m2-check-grid label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 38px;
  padding: 8px 9px;
  border: 1px solid var(--line);
  background: var(--soft);
  font: 800 8px "Roboto Variable", Roboto, Arial, sans-serif;
  line-height: 1.25;
  text-transform: uppercase;
  cursor: pointer;
}

.m2-lesson-card .m2-check-grid input[type="checkbox"] {
  flex: 0 0 15px;
  width: 15px !important;
  height: 15px !important;
  min-height: 15px !important;
  margin: 0;
  padding: 0;
  accent-color: #111;
}

.m2-lesson-card .m2-custom-type {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  margin: 0;
  padding: 11px 14px 14px;
  border-top: 1px solid var(--line);
}

.m2-lesson-card .m2-custom-type input {
  min-width: 0;
  min-height: 38px;
  padding: 0 10px;
  font-size: 10px;
}

.m2-lesson-card .m2-custom-type .button {
  min-height: 38px;
  padding: 0 12px;
  font-size: 8px;
}

@media (max-width: 1080px) {
  .m2-grades-grid,
  .m2-types-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .topbar > .m2-unit-topbar-identity {
    gap: 8px;
  }

  .m2-unit-topbar-logo {
    flex-basis: 38px;
    width: 38px;
    height: 34px;
  }

  .m2-grades-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .m2-grades-grid,
  .m2-types-grid {
    grid-template-columns: 1fr;
  }

  .m2-lesson-card .m2-check-grid {
    grid-template-columns: 1fr;
  }

  .m2-lesson-card .m2-custom-type {
    grid-template-columns: 1fr;
  }

  .m2-lesson-card .m2-custom-type .button {
    width: 100%;
  }
}