/*
  EchoAural class workflow v7
  Three classes, named student entry and grouped student accounts.
  This stylesheet changes only class/student account management presentation.
*/

.teacher-dashboard-v5 .teacher-class-strip-v7 {
  flex: 0 0 auto;
  min-height: 46px;
  margin: 8px 0 9px;
  padding: 8px 10px;
  border: 1px solid #e0e7f1;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background:
    radial-gradient(circle at 90% 10%, rgba(139, 92, 246, .08), transparent 42%),
    #f8fafd;
}

/* Exam Lab saved-session diagnosis inside the existing Live Sessions dialog. */
.exam-lab-dashboard-section-v9 { margin-top: 24px; }
.exam-lab-session-list-v9 { display: grid; gap: 12px; }
.exam-lab-dashboard-session-v9 {
  overflow: hidden;
  border: 1px solid rgba(56,189,248,.2);
  border-radius: 20px;
  background: rgba(255,255,255,.045);
}
.exam-lab-dashboard-session-v9 > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  cursor: pointer;
}
.exam-lab-dashboard-session-v9 > summary span strong,
.exam-lab-dashboard-session-v9 > summary span small { display: block; }
.exam-lab-dashboard-session-v9 > summary span small { margin-top: 4px; color: var(--muted); font-size: .76rem; }
.exam-lab-dashboard-session-v9 > summary > em { color: #7dd3fc; font-style: normal; font-weight: 900; }
.exam-lab-session-body-v9 { display: grid; gap: 18px; padding: 0 16px 18px; }
.exam-lab-session-body-v9 section h4 { margin: 0 0 9px; }
.exam-lab-session-summary-v9 { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 8px; }
.exam-lab-session-summary-v9 > div { padding: 12px; border: 1px solid rgba(255,255,255,.1); border-radius: 14px; background: rgba(2,6,23,.25); }
.exam-lab-session-summary-v9 span { display: block; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.exam-lab-session-summary-v9 strong { display: block; margin-top: 5px; }
.exam-lab-dashboard-source-v9 { margin: -7px 0 0; color: var(--muted); font-size: .8rem; }
.exam-lab-heatmap-list-v9,
.exam-lab-dashboard-student-list-v9 { display: grid; gap: 8px; }
.exam-lab-heatmap-row-v9 {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 4px 12px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  background: rgba(2,6,23,.27);
}
.exam-lab-heatmap-row-v9.is-secure,
.exam-lab-heatmap-row-v9.is-strong { border-color: rgba(52,211,153,.28); }
.exam-lab-heatmap-row-v9.is-developing,
.exam-lab-heatmap-row-v9.is-focus { border-color: rgba(251,191,36,.28); }
.exam-lab-heatmap-row-v9 div span { display: block; margin-top: 3px; color: var(--muted); font-size: .78rem; }
.exam-lab-heatmap-row-v9 em { font-style: normal; font-weight: 900; }
.exam-lab-heatmap-row-v9 p,
.exam-lab-heatmap-row-v9 small { grid-column: 1 / -1; margin: 0; color: #cbd5e1; font-size: .72rem; }
.exam-lab-dashboard-skill-list-v9 { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; }
.exam-lab-dashboard-skill-v9 { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 9px; padding: 11px; border: 1px solid rgba(255,255,255,.1); border-radius: 13px; background: rgba(2,6,23,.25); }
.exam-lab-dashboard-skill-v9 span { display: block; margin-top: 3px; color: var(--muted); font-size: .7rem; }
.exam-lab-dashboard-skill-v9 em { font-style: normal; font-weight: 900; }
.exam-lab-dashboard-student-v9 { border: 1px solid rgba(255,255,255,.1); border-radius: 14px; overflow: hidden; }
.exam-lab-dashboard-student-v9 > summary { display: flex; justify-content: space-between; gap: 12px; padding: 12px; cursor: pointer; }
.exam-lab-dashboard-student-v9 > summary span small { display: block; color: var(--muted); }
.exam-lab-dashboard-student-v9 > div { display: grid; gap: 7px; padding: 0 10px 10px; }
.exam-lab-dashboard-student-v9 article { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 4px 10px; padding: 10px; border-radius: 11px; background: rgba(2,6,23,.3); }
.exam-lab-dashboard-student-v9 article div span { display: block; color: var(--muted); font-size: .7rem; }
.exam-lab-dashboard-student-v9 article em { font-style: normal; font-weight: 900; }
.exam-lab-dashboard-student-v9 article p,
.exam-lab-dashboard-student-v9 article small { grid-column: 1 / -1; margin: 0; color: #cbd5e1; font-size: .7rem; }
.exam-lab-dashboard-homework-v9 { padding: 13px; border: 1px solid rgba(168,85,247,.24); border-radius: 15px; background: rgba(168,85,247,.07); }
.exam-lab-dashboard-homework-v9 > summary { cursor: pointer; font-weight: 900; }
.exam-lab-dashboard-homework-v9 > p { color: var(--muted); font-size: .76rem; }
.exam-lab-dashboard-homework-v9 > div { display: grid; gap: 7px; }
.exam-lab-dashboard-recommendation-v9 { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 4px 12px; padding: 10px; border-radius: 12px; background: rgba(2,6,23,.28); }
.exam-lab-dashboard-recommendation-v9 div span { display: block; color: var(--muted); font-size: .7rem; }
.exam-lab-dashboard-recommendation-v9 p,
.exam-lab-dashboard-recommendation-v9 small { grid-column: 1; margin: 0; color: #cbd5e1; font-size: .7rem; }
.exam-lab-dashboard-recommendation-v9 a,
.exam-lab-dashboard-recommendation-v9 > em { grid-column: 2; grid-row: 1 / 4; align-self: center; color: #7dd3fc; font-size: .72rem; font-style: normal; font-weight: 850; }

@media (max-width: 720px) {
  .exam-lab-session-summary-v9,
  .exam-lab-dashboard-skill-list-v9 { grid-template-columns: 1fr; }
  .exam-lab-dashboard-session-v9 > summary { align-items: flex-start; flex-direction: column; }
}

.teacher-dashboard-v5 .teacher-class-strip-v7 > div {
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  column-gap: 7px;
}

.teacher-dashboard-v5 .teacher-class-strip-v7 span {
  color: #7889a0;
  font-size: .62rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.teacher-dashboard-v5 .teacher-class-strip-v7 strong {
  color: #172b49;
  font-size: .9rem;
}

.teacher-dashboard-v5 .teacher-class-strip-v7 small {
  grid-column: 1 / -1;
  margin-top: 2px;
  color: #6c7e95;
  font-size: .67rem;
}

.teacher-dashboard-v5 .teacher-class-strip-v7 button {
  flex: 0 0 auto;
  min-height: 32px;
  padding: 0 11px;
  font-size: .68rem;
}

.teacher-dashboard-v5 .teacher-class-strip-v7 button:disabled {
  opacity: .58;
  cursor: not-allowed;
}

.teacher-dashboard-v5 .class-grouped-student-list-v7 {
  display: block;
}

.teacher-dashboard-v5 .student-class-group-v7 {
  overflow: hidden;
  margin: 0 0 9px;
  border: 1px solid #dde5f0;
  border-radius: 15px;
  background: rgba(255, 255, 255, .92);
}

.teacher-dashboard-v5 .student-class-heading-v7 {
  position: sticky;
  top: 0;
  z-index: 2;
  min-height: 40px;
  padding: 7px 9px 7px 11px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  border-bottom: 1px solid #e3e9f2;
  background:
    linear-gradient(120deg, rgba(225, 238, 255, .96), rgba(245, 240, 255, .96));
  backdrop-filter: blur(8px);
}

.teacher-dashboard-v5 .student-class-heading-v7 > div {
  min-width: 0;
}

.teacher-dashboard-v5 .student-class-heading-v7 strong {
  display: block;
  overflow: hidden;
  color: #152946;
  font-size: .8rem;
  line-height: 1.12;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.teacher-dashboard-v5 .student-class-heading-v7 span {
  display: block;
  margin-top: 2px;
  overflow: hidden;
  color: #6f8097;
  font-size: .61rem;
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.teacher-dashboard-v5 .student-class-heading-v7 b {
  min-width: 28px;
  height: 28px;
  padding: 0 7px;
  border: 1px solid rgba(124, 58, 237, .16);
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #6d28d9;
  background: #fff;
  font-size: .7rem;
}

.teacher-dashboard-v5 .student-class-controls-v7 {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.teacher-dashboard-v5 .student-class-toggle-v7 {
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid rgba(56, 189, 248, .26);
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: #0f5f96;
  background:
    radial-gradient(circle at 70% 15%, rgba(56,189,248,.14), transparent 42%),
    #fff;
  font-size: 1.08rem;
  font-weight: 950;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(56, 189, 248, .09);
}

.teacher-dashboard-v5 .student-class-toggle-v7:hover,
.teacher-dashboard-v5 .student-class-toggle-v7:focus-visible {
  border-color: rgba(56, 189, 248, .52);
  color: #075985;
  outline: none;
  transform: translateY(-1px);
}

.teacher-dashboard-v5 .student-class-group-v7.is-expanded .student-class-toggle-v7 {
  color: #6d28d9;
  border-color: rgba(124, 58, 237, .24);
  background:
    radial-gradient(circle at 70% 15%, rgba(139,92,246,.14), transparent 42%),
    #fff;
}

.teacher-dashboard-v5 .student-class-group-v7.is-collapsed .student-class-heading-v7 {
  border-bottom: 0;
}

.teacher-dashboard-v5 .student-class-group-v7.is-unassigned .student-class-heading-v7 {
  background: #fff8ec;
}

.teacher-dashboard-v5 .student-class-members-v7 {
  padding: 6px;
}

.teacher-dashboard-v5 .student-class-members-v7 .student-row-v2 {
  margin-bottom: 6px;
}

.teacher-dashboard-v5 .student-class-members-v7 .student-row-v2:last-child {
  margin-bottom: 0;
}

.teacher-dashboard-v5 .class-empty-students-v7 {
  padding: 13px 10px;
  color: #73839a;
  font-size: .7rem;
  text-align: center;
}

#studentDialog select {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid #d0d5dd;
  border-radius: 14px;
  color: #172b49;
  background: #fff;
  box-sizing: border-box;
  font: inherit;
}

/* Class creation wizard */
#classDialog.class-wizard-dialog-v7 {
  width: min(820px, calc(100vw - 32px));
  max-width: calc(100vw - 32px);
  max-height: calc(100dvh - 24px);
  overflow: hidden;
}

#classDialog .class-wizard-inner-v7 {
  width: 100%;
  max-width: none;
  max-height: calc(100dvh - 24px);
  padding: clamp(22px, 3vw, 30px);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  box-sizing: border-box;
}

#classDialog [hidden] {
  display: none !important;
}

.class-wizard-heading-v7 {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.class-wizard-heading-v7 > div {
  min-width: 0;
}

.class-wizard-progress-v7 {
  margin: 18px 0 22px;
  display: grid;
  grid-template-columns: auto minmax(30px, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.class-wizard-progress-v7 > span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #7a889c;
  font-size: .72rem;
  font-weight: 850;
}

.class-wizard-progress-v7 > span b {
  width: 28px;
  height: 28px;
  border: 1px solid #d9e1ec;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #6f8097;
  background: #fff;
  font-size: .7rem;
}

.class-wizard-progress-v7 > span.is-active {
  color: #172b49;
}

.class-wizard-progress-v7 > span.is-active b {
  border-color: transparent;
  color: #fff;
  background: linear-gradient(135deg, #2878ff, #8b5cf6 58%, #ed4f9a);
  box-shadow: 0 8px 20px rgba(80, 80, 210, .2);
}

.class-wizard-progress-v7 > span.is-complete b {
  color: #fff;
  border-color: #0ea5a4;
  background: #0ea5a4;
}

.class-wizard-progress-v7 > i {
  height: 2px;
  background: linear-gradient(90deg, #d7e3f2, #e5dff8);
}

.class-student-step-heading-v7 {
  min-height: 52px;
  margin-bottom: 14px;
  padding: 10px 12px;
  border: 1px solid #e0e7f1;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #f7f9fc;
}

.class-student-step-heading-v7 span,
.class-student-step-heading-v7 strong {
  display: block;
}

.class-student-step-heading-v7 span {
  color: #172b49;
  font-size: .9rem;
  font-weight: 900;
}

.class-student-step-heading-v7 strong {
  margin-top: 2px;
  color: #6e7f95;
  font-size: .68rem;
}

.class-student-entry-v7 {
  display: grid;
  grid-template-columns: 1.25fr 1fr .62fr auto;
  align-items: end;
  gap: 10px;
}

.class-student-entry-v7 .field {
  min-width: 0;
  margin: 0;
}

.class-student-entry-v7 input {
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

.class-student-entry-v7 > button {
  min-height: 52px;
  padding: 0 16px;
  white-space: nowrap;
}

.class-draft-list-v7 {
  min-height: 120px;
  max-height: min(34vh, 300px);
  margin-top: 12px;
  padding: 7px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid #e0e7f1;
  border-radius: 16px;
  background: #f8fafd;
}

.class-draft-student-v7 {
  min-height: 50px;
  margin-bottom: 6px;
  padding: 8px 9px 8px 12px;
  border: 1px solid #e0e7f1;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #fff;
}

.class-draft-student-v7:last-child {
  margin-bottom: 0;
}

.class-draft-student-v7 > div {
  min-width: 0;
}

.class-draft-student-v7 strong,
.class-draft-student-v7 span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.class-draft-student-v7 strong {
  color: #172b49;
  font-size: .8rem;
}

.class-draft-student-v7 span {
  margin-top: 2px;
  color: #718198;
  font-size: .66rem;
}

.class-wizard-finish-v7 {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid #e2e8f1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.class-wizard-finish-v7 span {
  color: #6f8096;
  font-size: .72rem;
  font-weight: 750;
}

.class-wizard-finish-v7 .primary-button {
  min-width: 150px;
}

@media (max-width: 760px) {
  .class-student-entry-v7 {
    grid-template-columns: 1fr 1fr;
  }

  .class-student-entry-v7 > button {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  #classDialog.class-wizard-dialog-v7 {
    width: calc(100vw - 18px);
    max-width: calc(100vw - 18px);
    max-height: calc(100dvh - 12px);
  }

  #classDialog .class-wizard-inner-v7 {
    max-height: calc(100dvh - 12px);
    padding: 20px 17px;
  }

  .class-wizard-progress-v7 {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .class-wizard-progress-v7 > i {
    display: none;
  }

  .class-student-entry-v7 {
    grid-template-columns: 1fr;
  }

  .class-student-entry-v7 > button {
    grid-column: auto;
  }

  .class-wizard-finish-v7 {
    align-items: stretch;
    flex-direction: column;
  }

  .class-wizard-finish-v7 .primary-button {
    width: 100%;
  }
}