/* Final course overrides loaded after legacy course CSS. */

html body .visual-stage svg text:not([fill]),
html body .lesson-model svg text:not([fill]),
html body .model-canvas svg text:not([fill]) {
  fill: #173047;
}

@media (min-width: 1181px) {
  body .lesson-mistake-panel,
  body .lesson-studio .lesson-mistake-panel,
  body .learning-flow.course-flow.lesson-studio .lesson-mistake-panel {
    grid-template-rows: minmax(118px, auto) !important;
    min-height: 118px !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  body .lesson-mistake-panel .mistake-card,
  body .lesson-mistake-panel .completion-evidence,
  body .lesson-mistake-panel .complete-button,
  body .lesson-studio .lesson-mistake-panel .mistake-card,
  body .lesson-studio .lesson-mistake-panel .completion-evidence,
  body .lesson-studio .lesson-mistake-panel .complete-button {
    min-height: 118px !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  body .lesson-mistake-panel .mistake-card p:last-child,
  body .lesson-studio .lesson-mistake-panel .mistake-card p:last-child {
    display: block !important;
    -webkit-line-clamp: unset !important;
    -webkit-box-orient: initial !important;
    overflow: visible !important;
  }

  body .lesson-mistake-panel .completion-evidence span,
  body .lesson-studio .lesson-mistake-panel .completion-evidence span {
    display: block !important;
    overflow: visible !important;
  }
}

.lesson-practice .practice-card.needs-repair,
.lesson-practice .practice-card.is-repaired {
  height: auto !important;
  min-height: 214px !important;
  max-height: none !important;
  overflow: visible !important;
}

html body .lesson-studio .lesson-practice .practice-list,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-list {
  grid-auto-rows: auto !important;
  align-items: stretch !important;
}

html body .lesson-studio .lesson-practice .practice-card.needs-repair,
html body .lesson-studio .lesson-practice .practice-card.is-repaired,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card.needs-repair,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card.is-repaired {
  grid-template-rows: auto auto auto auto !important;
  height: auto !important;
  min-height: 236px !important;
  max-height: none !important;
  overflow: visible !important;
}

.lesson-practice .practice-card.needs-repair .practice-diagnosis,
.lesson-practice .practice-card.is-repaired .practice-diagnosis {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) !important;
  gap: 10px !important;
  align-items: stretch !important;
  height: auto !important;
  min-height: 0 !important;
  max-height: none !important;
  overflow: visible !important;
}

html body .lesson-studio .lesson-practice .practice-card.needs-repair .practice-diagnosis,
html body .lesson-studio .lesson-practice .practice-card.is-repaired .practice-diagnosis,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card.needs-repair .practice-diagnosis,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card.is-repaired .practice-diagnosis {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) !important;
  grid-template-rows: auto auto auto !important;
  height: auto !important;
  min-height: 0 !important;
  max-height: none !important;
  overflow: visible !important;
}

.repair-card {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 10px;
  border-radius: 14px;
  background: rgba(255, 250, 247, 0.86);
  border: 1px solid rgba(211, 107, 98, 0.18);
}

.repair-card ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.repair-card li {
  display: grid;
  gap: 4px;
  min-width: 0;
  padding: 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(89, 118, 136, 0.1);
}

.repair-card li strong {
  color: #173047;
  font-size: 12px;
  font-weight: 950;
}

.repair-card li span,
.repair-card small {
  color: #5b7080;
  font-size: 11px;
  line-height: 1.35;
  font-weight: 760;
}

.repair-actions {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 8px;
  align-items: stretch;
}

.repair-actions button {
  min-height: 34px;
  border-radius: 10px;
  border: 1px solid rgba(47, 114, 214, 0.14);
  background: rgba(237, 246, 255, 0.9);
  color: #155bc5;
  font-size: 11px;
  font-weight: 900;
  cursor: pointer;
}

.repair-transfer {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-width: 0;
}

.repair-transfer button,
html body .lesson-studio .lesson-practice .repair-transfer button,
html body .learning-flow.course-flow.lesson-studio .lesson-practice .repair-transfer button {
  flex: 1 1 72px !important;
  width: auto !important;
  min-width: 0 !important;
  max-width: none !important;
  position: static !important;
}

.repair-transfer button.is-right {
  border-color: rgba(42, 166, 120, 0.32);
  background: rgba(232, 247, 239, 0.95);
  color: #287b73;
}

.repair-transfer button.is-wrong {
  border-color: rgba(211, 107, 98, 0.3);
  background: rgba(255, 239, 237, 0.95);
  color: #b64a55;
}

@media (max-width: 720px) {
  .repair-card ol,
  .repair-actions,
  .repair-transfer {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* calm67: course pages use the same light system rail language as the overview. */
@media (min-width: 1181px) {
  html body .course-system-shell {
    grid-template-columns: 68px minmax(0, 1fr) !important;
    gap: 14px !important;
    width: min(1820px, calc(100% - 28px)) !important;
    padding: 14px 0 !important;
  }

  html body .course-sidebar {
    width: 68px !important;
    min-width: 68px !important;
    max-width: 68px !important;
    height: auto !important;
    min-height: 392px !important;
    max-height: 548px !important;
    padding: 10px 8px !important;
    align-content: start !important;
    justify-items: center !important;
    gap: 10px !important;
    border-radius: 28px !important;
    border-color: rgba(62, 99, 105, 0.07) !important;
    background: rgba(255, 255, 255, 0.64) !important;
    box-shadow: 0 24px 70px rgba(35, 72, 82, 0.055) !important;
    overflow: hidden !important;
  }

  html body .course-brand {
    display: grid !important;
    place-items: center !important;
    width: 48px !important;
    height: 48px !important;
    margin: 0 0 10px !important;
  }

  html body .course-brand span {
    width: 42px !important;
    height: 42px !important;
    border-radius: 17px !important;
    background: linear-gradient(145deg, #63a8f3, #2f72d6) !important;
    box-shadow: 0 14px 28px rgba(47, 114, 214, 0.18) !important;
  }

  html body .course-brand strong,
  html body .course-side-nav span,
  html body .course-side-card,
  html body .course-side-cta {
    display: none !important;
  }

  html body .course-side-nav {
    display: grid !important;
    gap: 8px !important;
    width: 100% !important;
    justify-items: center !important;
  }

  html body .course-side-nav a {
    display: grid !important;
    grid-template-columns: 1fr !important;
    place-items: center !important;
    width: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    min-height: 44px !important;
    padding: 0 !important;
    border-radius: 17px !important;
    border: 1px solid transparent !important;
    background: transparent !important;
    color: #516d76 !important;
  }

  html body .course-side-nav a:hover,
  html body .course-side-nav a.is-active {
    background: rgba(47, 114, 214, 0.09) !important;
    border-color: rgba(47, 114, 214, 0.08) !important;
  }

  html body .course-side-nav i {
    display: grid !important;
    place-items: center !important;
    width: 32px !important;
    height: 32px !important;
    border: 0 !important;
    border-radius: 13px !important;
    background: rgba(255, 255, 255, 0.72) !important;
    color: #2f72d6 !important;
    font-size: 12px !important;
    font-weight: 950 !important;
    box-shadow: none !important;
  }

  html body .course-side-nav a:hover i,
  html body .course-side-nav a.is-active i {
    background: #2f72d6 !important;
    color: #fff !important;
    box-shadow: 0 10px 22px rgba(47, 114, 214, 0.16) !important;
  }

  html body .lesson-mistake-panel .complete-button,
  html body .lesson-studio .lesson-mistake-panel .complete-button {
    width: 100% !important;
    min-height: 74px !important;
    height: auto !important;
    border-radius: 22px !important;
    align-self: stretch !important;
    justify-self: stretch !important;
    padding: 12px 16px !important;
    font-size: 15px !important;
    line-height: 1.25 !important;
    box-shadow: 0 18px 40px rgba(47, 114, 214, 0.14) !important;
  }

  html body .lesson-mistake-panel,
  html body .lesson-studio .lesson-mistake-panel {
    position: static !important;
    align-self: stretch !important;
  }

  html body .learning-flow.course-flow.lesson-studio {
    margin-bottom: 56px !important;
  }
}

/* calm74: keep the course action visible without letting it dominate the teaching evidence band. */
@media (min-width: 1181px) {
  html body .lesson-mistake-panel,
  html body .lesson-studio .lesson-mistake-panel,
  html body .learning-flow.course-flow.lesson-studio .lesson-mistake-panel {
    grid-template-columns: minmax(0, 1.55fr) minmax(300px, 0.9fr) 184px !important;
    gap: 10px !important;
    min-height: 116px !important;
    height: auto !important;
    padding: 10px 12px !important;
    align-items: stretch !important;
  }

  html body .lesson-mistake-panel .mistake-card,
  html body .lesson-studio .lesson-mistake-panel .mistake-card,
  html body .lesson-mistake-panel .completion-evidence,
  html body .lesson-studio .lesson-mistake-panel .completion-evidence {
    min-height: 92px !important;
    height: auto !important;
    max-height: none !important;
    border-radius: 18px !important;
    align-self: stretch !important;
    overflow: visible !important;
    gap: 4px !important;
    padding: 9px 12px !important;
  }

  html body .lesson-mistake-panel .completion-evidence span,
  html body .lesson-studio .lesson-mistake-panel .completion-evidence span,
  html body .lesson-mistake-panel .completion-evidence .evidence-checklist,
  html body .lesson-studio .lesson-mistake-panel .completion-evidence .evidence-checklist {
    font-size: 11px !important;
    line-height: 1.2 !important;
  }

  html body .lesson-mistake-panel .complete-button,
  html body .lesson-studio .lesson-mistake-panel .complete-button,
  html body .learning-flow.course-flow.lesson-studio .lesson-mistake-panel .complete-button {
    width: 184px !important;
    min-width: 184px !important;
    max-width: 184px !important;
    min-height: 76px !important;
    height: 76px !important;
    align-self: center !important;
    justify-self: end !important;
    border-radius: 18px !important;
    padding: 10px 14px !important;
    font-size: 13px !important;
    line-height: 1.25 !important;
    box-shadow: 0 14px 30px rgba(47, 114, 214, 0.12) !important;
  }

  html body .course-model-rail {
    margin-top: 14px !important;
  }
}

/* calm75: make the bottom model library readable like the reference model shelf. */
@media (min-width: 1181px) {
  html body .course-model-rail,
  html body .lesson-studio .course-model-rail {
    min-height: 82px !important;
    height: 82px !important;
    max-height: 82px !important;
    padding: 9px 12px !important;
    border-radius: 24px !important;
    background: rgba(255, 255, 255, 0.76) !important;
    border: 1px solid rgba(62, 99, 105, 0.075) !important;
    box-shadow: 0 18px 48px rgba(35, 72, 82, 0.05) !important;
  }

  html body .course-model-strip,
  html body .lesson-studio .course-model-strip {
    grid-template-columns: 184px repeat(8, minmax(78px, 1fr)) 96px !important;
    gap: 8px !important;
    align-items: stretch !important;
    overflow: hidden !important;
  }

  html body .course-model-summary,
  html body .course-model-chip,
  html body .course-model-more,
  html body .lesson-studio .course-model-summary,
  html body .lesson-studio .course-model-chip,
  html body .lesson-studio .course-model-more {
    height: 62px !important;
    min-height: 62px !important;
    border-radius: 18px !important;
    background: rgba(255, 255, 255, 0.72) !important;
    border: 1px solid rgba(86, 121, 132, 0.11) !important;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.82) !important;
  }

  html body .course-model-summary,
  html body .lesson-studio .course-model-summary {
    padding: 9px 12px !important;
    background: linear-gradient(145deg, rgba(232, 248, 244, 0.94), rgba(239, 248, 255, 0.78)) !important;
  }

  html body .course-model-chip,
  html body .lesson-studio .course-model-chip {
    grid-template-columns: 22px minmax(0, 1fr) !important;
    grid-template-rows: minmax(26px, auto) 15px !important;
    gap: 2px 7px !important;
    padding: 8px 9px !important;
    align-content: center !important;
  }

  html body .course-model-chip i,
  html body .lesson-studio .course-model-chip i {
    grid-row: 1 / 3 !important;
    width: 22px !important;
    height: 22px !important;
    border-radius: 999px !important;
    background: rgba(47, 114, 214, 0.09) !important;
    color: #2f72d6 !important;
    font-size: 11px !important;
  }

  html body .course-model-summary strong,
  html body .lesson-studio .course-model-summary strong {
    font-size: 16px !important;
    line-height: 1.16 !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
  }

  html body .course-model-summary small,
  html body .lesson-studio .course-model-summary small {
    font-size: 10px !important;
    line-height: 1.2 !important;
  }

  html body .course-model-chip strong,
  html body .lesson-studio .course-model-chip strong {
    min-width: 0 !important;
    color: #173047 !important;
    font-size: 12px !important;
    font-weight: 950 !important;
    line-height: 1.15 !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
    word-break: keep-all !important;
  }

  html body .course-model-chip small,
  html body .lesson-studio .course-model-chip small {
    font-size: 10px !important;
    line-height: 1 !important;
    white-space: nowrap !important;
  }

html body .course-model-chip.is-active,
  html body .lesson-studio .course-model-chip.is-active {
    background: linear-gradient(145deg, #2f72d6, #3d9e92) !important;
    border-color: rgba(47, 114, 214, 0.2) !important;
    box-shadow: 0 12px 24px rgba(47, 114, 214, 0.14) !important;
  }

  html body .course-model-more,
  html body .lesson-studio .course-model-more {
    padding: 8px 9px !important;
  }

  html body .course-model-more strong,
  html body .lesson-studio .course-model-more strong {
    font-size: 12px !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
  }
}

/* calm87: mastery requires a short student explanation, not only multiple choice evidence. */
.lesson-mistake-panel .explanation-card {
  display: grid !important;
  gap: 7px !important;
}

.lesson-mistake-panel .explanation-card label {
  color: #173047 !important;
  font-size: 12px !important;
  font-weight: 900 !important;
  line-height: 1.28 !important;
}

.lesson-mistake-panel .explanation-card textarea {
  width: 100% !important;
  min-height: 46px !important;
  max-height: 58px !important;
  resize: none !important;
  padding: 9px 10px !important;
  border-radius: 14px !important;
  border: 1px solid rgba(47, 114, 214, 0.14) !important;
  background: rgba(255, 255, 255, 0.78) !important;
  color: #173047 !important;
  font: inherit !important;
  font-size: 12px !important;
  line-height: 1.3 !important;
  outline: none !important;
}

.lesson-mistake-panel .explanation-card textarea:focus {
  border-color: rgba(47, 114, 214, 0.5) !important;
  box-shadow: 0 0 0 3px rgba(47, 114, 214, 0.09) !important;
}

.lesson-mistake-panel .explanation-feedback {
  margin: 0 !important;
  min-height: 28px !important;
  padding: 6px 8px !important;
  border-radius: 12px !important;
  background: rgba(246, 250, 255, 0.82) !important;
  color: rgba(51, 72, 81, 0.72) !important;
  font-size: 11px !important;
  line-height: 1.28 !important;
}

.lesson-mistake-panel .explanation-feedback.is-right {
  background: rgba(231, 248, 241, 0.92) !important;
  color: #2f8b69 !important;
}

.lesson-mistake-panel .explanation-feedback.is-wrong {
  background: rgba(255, 245, 231, 0.92) !important;
  color: #a5611f !important;
}

@media (min-width: 1181px) {
  html body .lesson-studio .lesson-mistake-panel,
  html body .learning-flow.course-flow.lesson-studio .lesson-mistake-panel {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.9fr) 210px 320px !important;
    gap: 12px !important;
  }

  html body .lesson-mistake-panel .explanation-card {
    min-height: 104px !important;
    max-height: 116px !important;
    overflow: hidden !important;
  }
}

/* calm76: practice cards should read like stable diagnosis cards, never tiny scroll boxes. */
@media (min-width: 1181px) {
  html body .learning-flow.course-flow.lesson-studio,
  html body .lesson-studio {
    grid-template-rows: 550px 210px 116px !important;
    height: auto !important;
    min-height: 896px !important;
    max-height: none !important;
  }

  html body .lesson-studio .lesson-practice,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice {
    height: 210px !important;
    min-height: 210px !important;
    max-height: 210px !important;
    align-items: stretch !important;
    overflow: hidden !important;
  }

  html body .lesson-studio .lesson-practice .practice-list,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-list {
    grid-template-columns: minmax(360px, 1.48fr) repeat(3, minmax(0, 0.82fr)) !important;
    grid-template-rows: 174px !important;
    gap: 11px !important;
    align-items: stretch !important;
    overflow: visible !important;
  }

  html body .lesson-studio .lesson-practice .practice-card,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card {
    height: 174px !important;
    min-height: 174px !important;
    max-height: 174px !important;
    grid-template-rows: 24px minmax(42px, auto) minmax(72px, auto) 0 !important;
    gap: 7px !important;
    padding: 12px !important;
    overflow: hidden !important;
    scrollbar-width: none !important;
  }

  html body .lesson-studio .lesson-practice .practice-card::-webkit-scrollbar,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card::-webkit-scrollbar,
  html body .lesson-studio .lesson-practice .answer-options::-webkit-scrollbar,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options::-webkit-scrollbar,
  html body .lesson-studio .lesson-practice .answer-options button::-webkit-scrollbar,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options button::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
  }

  html body .lesson-studio .lesson-practice .practice-card:first-child,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card:first-child {
    grid-template-rows: 24px minmax(48px, auto) minmax(72px, auto) 0 !important;
  }

  html body .lesson-studio .lesson-practice .practice-question,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-question,
  html body .lesson-studio .lesson-practice .answer-options,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options {
    min-height: 0 !important;
    max-height: none !important;
    overflow: visible !important;
    scrollbar-width: none !important;
  }

  html body .lesson-studio .lesson-practice .practice-question strong,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-question strong {
    -webkit-line-clamp: 3 !important;
    font-size: 12px !important;
    line-height: 1.28 !important;
  }

  html body .lesson-studio .lesson-practice .practice-card:first-child .practice-question strong,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card:first-child .practice-question strong {
    font-size: 14px !important;
    line-height: 1.28 !important;
  }

  html body .lesson-studio .lesson-practice .answer-options,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    align-content: start !important;
    gap: 7px !important;
  }

  html body .lesson-studio .lesson-practice .answer-options button,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options button {
    min-height: 31px !important;
    height: auto !important;
    max-height: none !important;
    padding: 5px 8px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    overflow: visible !important;
    scrollbar-width: none !important;
    line-height: 1.18 !important;
  }

  html body .lesson-studio .lesson-practice .practice-diagnosis,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-diagnosis {
    display: none !important;
    overflow: hidden !important;
    scrollbar-width: none !important;
  }

  html body .lesson-studio .lesson-practice .practice-diagnosis.right,
  html body .lesson-studio .lesson-practice .practice-diagnosis.wrong,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-diagnosis.right,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-diagnosis.wrong {
    display: flex !important;
  }
}

/* calm77: keep the model library as a reference-style bottom shelf on large learning screens. */
@media (min-width: 1181px) and (min-height: 1040px) {
  html body .lesson-studio-shell,
  html body .course-system-main {
    padding-bottom: 108px !important;
  }

  html body .course-model-rail {
    position: fixed !important;
    left: max(96px, calc((100vw - 1420px) / 2 + 96px)) !important;
    right: max(16px, calc((100vw - 1420px) / 2 + 16px)) !important;
    bottom: 16px !important;
    z-index: 60 !important;
    margin: 0 !important;
    backdrop-filter: blur(18px) saturate(1.35) !important;
    -webkit-backdrop-filter: blur(18px) saturate(1.35) !important;
    box-shadow: 0 20px 58px rgba(35, 72, 82, 0.09) !important;
  }
}

/* calm81: the model library is part of the learning cockpit on normal desktop screens too. */
@media (min-width: 1181px) and (min-height: 880px) and (max-height: 1039px) {
  html body .lesson-studio-shell,
  html body .course-system-main {
    padding-bottom: 104px !important;
  }

  html body .course-hero {
    min-height: 58px !important;
    padding-block: 8px !important;
  }

  html body .course-hero h1 {
    font-size: 30px !important;
    line-height: 1.05 !important;
  }

  html body .learning-flow.course-flow.lesson-studio,
  html body .lesson-studio {
    grid-template-rows: 548px 204px 92px !important;
    min-height: 844px !important;
  }

  html body .course-model-rail,
  html body .lesson-studio .course-model-rail {
    position: fixed !important;
    left: max(96px, calc((100vw - 1420px) / 2 + 96px)) !important;
    right: max(16px, calc((100vw - 1420px) / 2 + 16px)) !important;
    bottom: 12px !important;
    z-index: 80 !important;
    margin: 0 !important;
    min-height: 78px !important;
    height: 78px !important;
    max-height: 78px !important;
    padding: 8px 12px !important;
    backdrop-filter: blur(18px) saturate(1.35) !important;
    -webkit-backdrop-filter: blur(18px) saturate(1.35) !important;
    box-shadow: 0 20px 58px rgba(35, 72, 82, 0.09) !important;
  }

  html body .course-model-strip,
  html body .lesson-studio .course-model-strip {
    grid-template-columns: 176px repeat(8, minmax(76px, 1fr)) 92px !important;
    gap: 8px !important;
  }

  html body .course-model-summary,
  html body .course-model-chip,
  html body .course-model-more,
  html body .lesson-studio .course-model-summary,
  html body .lesson-studio .course-model-chip,
  html body .lesson-studio .course-model-more {
    height: 58px !important;
    min-height: 58px !important;
    max-height: 58px !important;
  }
}

/* calm82: right inspector shows live mastery evidence instead of static copy. */
.lesson-inspector .inspector-evidence-live {
  display: grid !important;
  gap: 10px !important;
  margin-top: 12px !important;
}

.lesson-inspector .inspector-evidence-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

.lesson-inspector .inspector-evidence-grid span {
  min-height: 54px !important;
  padding: 8px 9px !important;
  display: grid !important;
  grid-template-columns: 18px minmax(0, 1fr) !important;
  grid-template-rows: auto auto !important;
  gap: 2px 6px !important;
  border-radius: 14px !important;
  background: rgba(246, 250, 255, 0.82) !important;
  border: 1px solid rgba(47, 114, 214, 0.1) !important;
}

.lesson-inspector .inspector-evidence-grid span.is-done {
  background: rgba(231, 248, 241, 0.9) !important;
  border-color: rgba(47, 139, 105, 0.16) !important;
}

.lesson-inspector .inspector-evidence-grid b {
  grid-row: 1 / 3 !important;
  width: 18px !important;
  height: 18px !important;
  display: grid !important;
  place-items: center !important;
  border-radius: 999px !important;
  background: rgba(47, 114, 214, 0.12) !important;
  color: #2f72d6 !important;
  font-size: 12px !important;
  line-height: 1 !important;
}

.lesson-inspector .inspector-evidence-grid .is-done b {
  background: rgba(47, 139, 105, 0.14) !important;
  color: #2f8b69 !important;
}

.lesson-inspector .inspector-evidence-grid strong {
  color: #173047 !important;
  font-size: 12px !important;
  line-height: 1.15 !important;
}

.lesson-inspector .inspector-evidence-grid small {
  color: rgba(51, 72, 81, 0.66) !important;
  font-size: 10px !important;
  line-height: 1.2 !important;
}

.lesson-inspector .inspector-evidence-live p {
  margin: 0 !important;
  padding: 9px 10px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 8px !important;
  border-radius: 14px !important;
  background: linear-gradient(135deg, rgba(235, 246, 255, 0.9), rgba(236, 250, 245, 0.86)) !important;
  border: 1px solid rgba(47, 114, 214, 0.1) !important;
}

.lesson-inspector .inspector-evidence-live p b,
.lesson-inspector .inspector-evidence-live p span {
  font-size: 11px !important;
  line-height: 1.25 !important;
}

/* calm83: prevent the right evidence cockpit from clipping on desktop. */
@media (min-width: 1181px) {
  html body .lesson-inspector .lesson-target-card {
    height: auto !important;
    min-height: 118px !important;
    max-height: none !important;
    overflow: hidden !important;
  }

  html body .lesson-inspector .target-evidence {
    gap: 6px !important;
    margin-top: 8px !important;
  }

  html body .lesson-inspector .target-evidence span {
    min-height: 24px !important;
    padding: 4px 8px !important;
    font-size: 10px !important;
    line-height: 1.2 !important;
  }

  html body .lesson-inspector .target-evidence #inspectorEvidence {
    display: none !important;
  }

  html body .lesson-inspector .inspector-evidence-live {
    gap: 5px !important;
    margin-top: 6px !important;
  }

  html body .lesson-inspector .inspector-evidence-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 6px !important;
  }

  html body .lesson-inspector .inspector-evidence-grid span {
    min-height: 24px !important;
    padding: 4px 5px !important;
    grid-template-columns: 14px minmax(0, 1fr) !important;
    grid-template-rows: auto !important;
    align-items: center !important;
  }

  html body .lesson-inspector .inspector-evidence-grid b {
    grid-row: 1 !important;
    width: 14px !important;
    height: 14px !important;
    font-size: 9px !important;
  }

  html body .lesson-inspector .inspector-evidence-grid strong {
    font-size: 9px !important;
  }

  html body .lesson-inspector .inspector-evidence-grid small {
    display: none !important;
  }

  html body .lesson-inspector .inspector-evidence-live p {
    display: none !important;
  }
}
/* Final mobile gate: keep the course page from using desktop columns on phones. */
@media (max-width: 760px) {
  html,
  body {
    max-width: 100vw !important;
    overflow-x: hidden !important;
  }

  body .course-system-shell,
  body .lesson-studio-shell,
  body .learning-flow.course-flow.lesson-studio,
  body .lesson-studio {
    width: 100% !important;
    max-width: 100vw !important;
    min-width: 0 !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  body .learning-flow.course-flow.lesson-studio,
  body .lesson-studio {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
    grid-template-rows: auto !important;
    gap: 10px !important;
  }

  body .lesson-stepper {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    display: flex !important;
    gap: 8px !important;
    overflow-x: auto !important;
    padding: 8px !important;
  }

  body .lesson-stepper a {
    flex: 0 0 132px !important;
  }

  body .lesson-main,
  body .lesson-studio .lesson-main,
  body .learning-flow.course-flow.lesson-studio .lesson-main,
  body .lesson-studio .model-card,
  body .learning-flow.course-flow.lesson-studio .model-card,
  body .lesson-studio .lesson-inspector,
  body .learning-flow.course-flow.lesson-studio .lesson-inspector,
  body .lesson-studio .lesson-practice,
  body .learning-flow.course-flow.lesson-studio .lesson-practice,
  body .lesson-studio .lesson-mistake-panel,
  body .learning-flow.course-flow.lesson-studio .lesson-mistake-panel {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    max-height: none !important;
    grid-template-columns: minmax(0, 1fr) !important;
    grid-template-rows: auto !important;
  }

  body .lesson-main .course-prompt,
  body .lesson-studio .course-prompt {
    width: 100% !important;
    height: auto !important;
    max-height: none !important;
    min-height: 0 !important;
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) !important;
  }

  body .lesson-studio .course-prompt .choice-row {
    grid-column: 1 !important;
    grid-row: auto !important;
    width: 100% !important;
  }

  body .lesson-studio .model-card {
    grid-template-rows: auto auto auto auto auto !important;
  }

  body .lesson-studio .visual-stage,
  body .learning-flow.course-flow.lesson-studio .visual-stage {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    max-height: none !important;
    min-height: 0 !important;
    overflow: visible !important;
  }

  body .function-lab {
    max-width: 100% !important;
    overflow: hidden !important;
  }

  body .lesson-studio .course-prompt h2,
  body .lesson-studio .model-head h2,
  body .lesson-studio .model-feedback,
  body .lesson-studio .formula-strip,
  body .lesson-studio .formula-pill {
    max-width: 100% !important;
    display: block !important;
    -webkit-line-clamp: unset !important;
    -webkit-box-orient: initial !important;
    white-space: normal !important;
    overflow: visible !important;
    text-overflow: clip !important;
    overflow-wrap: anywhere !important;
    word-break: break-all !important;
    line-break: anywhere !important;
  }

  body .lesson-studio .course-prompt h2,
  body .lesson-studio .model-head h2 {
    font-size: 16px !important;
    line-height: 1.28 !important;
  }

  body .lesson-studio .formula-strip {
    flex-wrap: wrap !important;
    height: auto !important;
    min-height: 34px !important;
  }

  body .lesson-studio .formula-pill {
    max-width: 100% !important;
  }

  body .function-lab .machine-step {
    grid-template-columns: 46px minmax(0, 1fr) !important;
  }

  body .function-lab .machine-step small {
    display: none !important;
  }
}

/* QA no-black1: course pages must never inherit the old black hero/card treatment. */
html body .course-system-shell,
html body .lesson-studio-shell,
html body .course-shell,
html body .topbar.course-hero,
html body .lesson-dashboard-strip article,
html body .lesson-action-board article,
html body .lesson-stepper,
html body .lesson-studio .course-prompt,
html body .lesson-studio .model-card,
html body .lesson-studio .lesson-inspector .mini-card,
html body .lesson-studio .lesson-practice,
html body .lesson-studio .lesson-mistake-panel .mini-card,
html body .course-model-rail,
html body .course-side-card {
  color: #173047 !important;
  border-color: rgba(91, 125, 145, 0.12) !important;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 255, 255, 0.96), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(242, 250, 248, 0.76)) !important;
  box-shadow: 0 18px 48px rgba(42, 80, 96, 0.055) !important;
}

html body .topbar.course-hero {
  min-height: 96px !important;
  align-items: center !important;
}

html body .topbar.course-hero h1,
html body .topbar.course-hero h2,
html body .topbar.course-hero h3,
html body .topbar.course-hero p,
html body .topbar.course-hero span,
html body .topbar.course-hero strong {
  color: #173047 !important;
}

html body .topbar.course-hero .eyebrow,
html body .lesson-studio .eyebrow {
  color: #1f6fdf !important;
}

html body .topbar.course-hero .top-focus span,
html body .topbar.course-hero .catalog-button,
html body .topbar.course-hero .nav-button {
  color: #173047 !important;
  background: rgba(255, 255, 255, 0.74) !important;
  border-color: rgba(91, 125, 145, 0.13) !important;
}

/* QA function2: make G7-F03 read as one coherent lab, not a row of unrelated cards. */
html body .function-lab {
  gap: 10px !important;
  padding: 8px !important;
}

html body .function-lab section {
  border-radius: 18px !important;
  background:
    radial-gradient(circle at 14% 0%, rgba(255, 255, 255, 0.98), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(239, 249, 247, 0.62)) !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86), 0 12px 30px rgba(45, 82, 98, 0.045) !important;
}

html body .function-lab .machine-step,
html body .function-lab .function-table-panel div:not(.table-head) {
  background: rgba(255, 255, 255, 0.66) !important;
  box-shadow: none !important;
}

html body .function-lab .machine-rule {
  background: linear-gradient(90deg, rgba(255, 213, 0, 0.2), rgba(255, 244, 176, 0.5)) !important;
}

/* QA g7f03-focus1: one clean lesson surface for the function-machine sample. */
html body[data-lesson="G7-F03"] .lesson-studio .model-card {
  background:
    radial-gradient(circle at 18% 4%, rgba(255, 255, 255, 0.98), transparent 36%),
    linear-gradient(180deg, rgba(248, 253, 252, 0.92), rgba(232, 246, 244, 0.72)) !important;
  box-shadow: 0 24px 70px rgba(42, 80, 96, 0.075) !important;
}

html body[data-lesson="G7-F03"] .lesson-studio .course-prompt {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px) !important;
  min-height: 64px !important;
  padding: 12px 16px !important;
}

html body[data-lesson="G7-F03"] .lesson-studio .course-prompt h2 {
  font-size: 22px !important;
  line-height: 1.18 !important;
}

html body[data-lesson="G7-F03"] .lesson-studio .model-head {
  background: rgba(255, 255, 255, 0.48) !important;
  border-color: rgba(91, 125, 145, 0.1) !important;
}

html body[data-lesson="G7-F03"] .lesson-studio .visual-stage {
  background:
    linear-gradient(90deg, rgba(31, 111, 229, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(31, 111, 229, 0.045) 1px, transparent 1px),
    rgba(255, 255, 255, 0.5) !important;
  background-size: 34px 34px, 34px 34px, auto !important;
  border-color: rgba(91, 125, 145, 0.12) !important;
}

html body[data-lesson="G7-F03"] .function-lab {
  grid-template-columns: minmax(190px, 0.72fr) minmax(380px, 1.5fr) minmax(150px, 0.56fr) !important;
  gap: 8px !important;
}

html body[data-lesson="G7-F03"] .function-lab section {
  border-color: rgba(91, 125, 145, 0.1) !important;
  background: rgba(255, 255, 255, 0.56) !important;
}

html body[data-lesson="G7-F03"] .function-graph-panel {
  background: rgba(255, 255, 255, 0.68) !important;
}

html body[data-lesson="G7-F03"] .lesson-practice .practice-card {
  background: rgba(255, 255, 255, 0.76) !important;
  border-color: rgba(91, 125, 145, 0.12) !important;
  box-shadow: none !important;
}

html body[data-lesson="G7-F03"] .graph-surface {
  fill: rgba(255, 255, 255, 0.86) !important;
  stroke: rgba(57, 88, 109, 0.14) !important;
}

html body[data-lesson="G7-F03"] .graph-grid {
  stroke: rgba(91, 125, 145, 0.16) !important;
}

html body[data-lesson="G7-F03"] .graph-axis {
  stroke: rgba(23, 48, 71, 0.58) !important;
}

html body[data-lesson="G7-F03"] .function-line {
  fill: none !important;
  stroke: #1f6fdf !important;
  stroke-width: 5 !important;
}

html body[data-lesson="G7-F03"] .point-dot {
  fill: #1f6fdf !important;
  stroke: #ffffff !important;
}

html body[data-lesson="G7-F03"] .point-label-plate {
  fill: rgba(255, 255, 255, 0.92) !important;
  stroke: rgba(91, 125, 145, 0.14) !important;
}

html body[data-lesson="G7-F03"] .function-table-panel {
  display: grid !important;
  grid-template-rows: 30px repeat(7, minmax(26px, 1fr)) 28px !important;
}

html body[data-lesson="G7-F03"] .function-table-panel div {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
  align-items: center !important;
}

/* delivery-gate1: prevent bottom course regions from fighting for the same pixels. */
@media (min-width: 1181px) {
  html body .lesson-studio .lesson-practice .practice-card,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .practice-card {
    overflow-y: auto !important;
    overflow-x: hidden !important;
  }

  html body .lesson-studio .lesson-practice .practice-card::-webkit-scrollbar {
    width: 4px !important;
  }

  html body .course-model-rail,
  html body .lesson-studio .course-model-rail {
    bottom: -120px !important;
  }

  html body.is-overview-default .home-deck .hero-card {
    overflow: visible !important;
  }

  html body .lesson-studio .lesson-practice .answer-options,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 4px !important;
    min-height: 0 !important;
    max-height: 42px !important;
    overflow: hidden !important;
  }

  html body .lesson-studio .lesson-practice .answer-options button,
  html body .learning-flow.course-flow.lesson-studio .lesson-practice .answer-options button {
    min-height: 36px !important;
    height: 36px !important;
    padding: 0 5px !important;
    border-radius: 10px !important;
    font-size: 10px !important;
    line-height: 1.05 !important;
    white-space: normal !important;
  }

  html body .lesson-studio .lesson-inspector .lesson-target-card,
  html body .learning-flow.course-flow.lesson-studio .lesson-inspector .lesson-target-card {
    min-height: 136px !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  html body .lesson-studio .lesson-inspector .lesson-target-card h3,
  html body .learning-flow.course-flow.lesson-studio .lesson-inspector .lesson-target-card h3 {
    min-height: 24px !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    line-height: 1.2 !important;
  }
}

/* delivery-gate2: final homepage/card and course tap-target overrides. */
@media (min-width: 1181px) {
  html body.is-overview-default .home-deck .hero-card,
  html body .home-deck .hero-card {
    overflow: visible !important;
  }
}

@media (max-width: 760px) {
  html body .lesson-studio .visual-stage,
  html body .learning-flow.course-flow.lesson-studio .visual-stage {
    width: calc(100vw - 24px) !important;
    max-width: calc(100vw - 24px) !important;
    min-height: 260px !important;
    box-sizing: border-box !important;
  }
}

@media (max-width: 760px) {
  html body[data-lesson="G7-F03"] .lesson-studio .course-prompt {
    grid-template-columns: minmax(0, 1fr) !important;
  }

  html body[data-lesson="G7-F03"] .lesson-studio .course-prompt h2 {
    font-size: 17px !important;
    line-height: 1.28 !important;
  }

  html body[data-lesson="G7-F03"] .function-lab {
    grid-template-columns: minmax(0, 1fr) !important;
  }

  html body[data-lesson="G7-F03"] .function-lab section {
    border-radius: 16px !important;
  }
}