.attendance-page {
  --ink: #172033;
  --muted: #667085;
  --line: #e6eaf0;
  --blue: #1677ff;
  color: var(--ink);
  padding-bottom: 28px;
}

.attendance-hero {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  min-height: 188px;
  padding: 34px 38px;
  margin-bottom: 18px;
  border-radius: 18px;
}

.attendance-hero::after {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  right: -105px;
  top: -165px;
  border: 64px solid rgb(255 255 255 / 8%);
  border-radius: 50%;
  pointer-events: none;
}

.attendance-hero--teacher {
  color: white;
  background: linear-gradient(125deg, #122c5a 0%, #174c93 58%, #1e78c8 100%);
  box-shadow: 0 14px 34px rgb(24 76 147 / 18%);
}

.attendance-hero--admin {
  color: #172033;
  background: linear-gradient(120deg, #f7f9fc 0%, #eef3f9 100%);
  border: 1px solid #e2e8f0;
}

.attendance-hero h1 {
  margin: 7px 0 8px;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.15;
  letter-spacing: -1.2px;
}

.attendance-hero p {
  max-width: 650px;
  margin: 0;
  color: inherit;
  opacity: 0.72;
  font-size: 15px;
}

.attendance-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.7px;
  opacity: 0.72;
}

.teacher-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 5px 18px rgb(23 32 51 / 4%);
}

.teacher-topbar-select {
  min-width: 160px;
}

.teacher-workspace-layout {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 16px;
}

.teacher-filter-rail {
  position: sticky;
  top: 16px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 5px 18px rgb(23 32 51 / 4%);
}

.teacher-filter-title {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.teacher-filter-select {
  width: 100%;
}

.teacher-filter-hint {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.teacher-main-panel {
  min-width: 0;
}

.current-lesson-card {
  margin-bottom: 18px;
  border: 1px solid #d8e6fb;
  border-radius: 14px;
  background: linear-gradient(120deg, #f7fbff 0%, #fff 70%);
}

.current-lesson-card .ant-card-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.current-lesson-copy > span {
  color: var(--muted);
  font-size: 12px;
}

.current-lesson-copy h2 {
  margin: 4px 0;
  font-size: 22px;
}

.current-lesson-copy p {
  margin: 0;
  color: var(--muted);
}

.current-lesson-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.teacher-overview {
  margin-bottom: 30px;
}

.teacher-kpi {
  height: 112px;
  padding: 21px 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
  box-shadow: 0 5px 16px rgb(19 33 68 / 5%);
}

.teacher-kpi > span,
.teacher-kpi > small {
  display: block;
  color: var(--muted);
}

.teacher-kpi > strong {
  display: inline-block;
  margin: 6px 7px 0 0;
  font-size: 30px;
  line-height: 1;
}

.teacher-kpi--next {
  border-color: #cfe1fb;
  background: #f4f8ff;
}

.attendance-section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin: 0 2px 14px;
}

.attendance-section-heading span {
  color: var(--muted);
  font-size: 12px;
}

.attendance-section-heading h2 {
  margin: 2px 0 0;
  font-size: 22px;
}

.lesson-timeline {
  display: grid;
  gap: 12px;
}

.lesson-card {
  display: grid;
  grid-template-columns: 54px 120px minmax(220px, 1fr) auto;
  align-items: center;
  min-height: 116px;
  padding: 18px 20px 18px 12px;
  border: 1px solid var(--line);
  border-left: 4px solid #c9d2df;
  border-radius: 14px;
  background: white;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.lesson-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgb(24 39 75 / 9%);
}

.lesson-card--ongoing {
  border-left-color: #1677ff;
  background: linear-gradient(90deg, #f6f9ff, #fff 32%);
}

.lesson-card--ended {
  border-left-color: #32a46d;
}

.lesson-sequence {
  align-self: start;
  padding-top: 3px;
  color: #a6b0bf;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
}

.lesson-time {
  display: grid;
  grid-template-columns: auto 1px auto;
  align-items: center;
  gap: 10px;
  padding-right: 22px;
}

.lesson-time strong {
  font-size: 15px;
}

.lesson-time span {
  height: 28px;
  background: #d9e0e9;
}

.lesson-main {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}

.lesson-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lesson-title-row h3 {
  margin: 0;
  font-size: 18px;
}

.lesson-main p {
  display: flex;
  gap: 18px;
  margin: 8px 0 0;
  color: var(--muted);
}

.lesson-action {
  padding-left: 20px;
}

.attendance-empty-card {
  padding: 28px;
  border-radius: 14px;
}

.attendance-empty-card strong {
  display: block;
  color: var(--ink);
  font-size: 16px;
}

.attendance-empty-card p {
  margin: 4px 0 0;
  color: var(--muted);
}

.lesson-record-header {
  padding: 8px 0 22px;
}

.lesson-record-header h2 {
  margin: 6px 0;
  font-size: 28px;
}

.lesson-record-header p {
  margin: 0;
  color: var(--muted);
}

.attendance-summary-strip {
  display: grid;
  grid-template-columns: minmax(190px, 1.35fr) repeat(4, minmax(100px, 1fr));
  align-items: center;
  gap: 0;
  min-height: 106px;
  margin-bottom: 18px;
  padding: 16px 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: white;
  box-shadow: 0 5px 18px rgb(23 32 51 / 4%);
}

.attendance-rate,
.attendance-summary-cell {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 66px;
  padding: 0 20px;
}

.attendance-rate {
  border-right: 1px solid var(--line);
}

.attendance-rate span,
.attendance-summary-cell span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.attendance-rate strong,
.attendance-summary-cell strong {
  display: block;
  margin-top: 3px;
  font-size: 20px;
}


.lesson-summary-strip {
  grid-template-columns: minmax(210px, 1fr) repeat(2, minmax(120px, 0.7fr));
}

.lesson-summary-strip .attendance-rate,
.lesson-summary-strip .attendance-summary-cell {
  justify-content: center;
}

.lesson-summary-strip .attendance-rate {
  text-align: left;
}

.attendance-correction-segment.ant-segmented {
  padding: 2px;
  border: 1px solid var(--student-line, #e1e8e5);
  background: #f8faf9;
}

.attendance-correction-segment .ant-segmented-item {
  min-width: 52px;
}

.attendance-correction-segment .ant-segmented-item-label {
  min-height: 28px;
  line-height: 28px;
  font-size: 12px;
}

.attendance-summary-icon {
  display: grid !important;
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 10px;
  font-weight: 700;
}

.is-present {
  color: #198754 !important;
  background: #eaf8f1;
}
.is-late {
  color: #b56b00 !important;
  background: #fff4db;
}
.is-absent {
  color: #cf3030 !important;
  background: #fff0f0;
}
.is-leave {
  color: #2874c6 !important;
  background: #edf5ff;
}
.is-pending {
  color: #667085 !important;
  background: #f1f3f6;
}

.lesson-record-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fafc;
}

.lesson-record-search {
  width: 260px;
}

.lesson-record-filter-select {
  width: 130px;
}

.lesson-record-filter-count {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.attendance-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.attendance-status__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.archive-alert {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  padding: 13px 16px;
  color: #8c5d05;
  border: 1px solid #f3d79c;
  border-radius: 12px;
  background: #fffbf0;
}

.archive-alert > span.anticon {
  font-size: 20px;
}

.archive-alert div {
  flex: 1;
}

.archive-alert strong,
.archive-alert span {
  display: block;
}

.archive-alert span {
  margin-top: 2px;
  color: #8a7452;
  font-size: 12px;
}

.archive-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 6px 24px rgb(23 32 51 / 5%);
}

.archive-card .ant-card-body {
  padding: 0;
}

.archive-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: #fbfcfe;
}

.archive-toolbar__title {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 150px;
}

.archive-toolbar__title > span.anticon {
  color: var(--blue);
  font-size: 21px;
}

.archive-toolbar__title strong,
.archive-toolbar__title span {
  display: block;
}

.archive-toolbar__title span {
  color: var(--muted);
  font-size: 11px;
}

.archive-card .ant-table-wrapper {
  padding: 0 20px 10px;
}

.archive-card .ant-table-thead > tr > th {
  color: #667085;
  font-size: 12px;
  font-weight: 600;
  background: white;
}

.student-cell {
  display: flex;
  align-items: center;
  gap: 10px;
}

.student-cell .ant-avatar {
  color: #245b9e;
  background: #e8f1fd;
}

.student-cell strong,
.student-cell span {
  display: block;
}

.student-cell span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
}

.muted-text {
  color: #a1a9b5;
}

@media (max-width: 640px) {
  .lesson-record-filters {
    align-items: stretch;
    flex-direction: column;
  }

  .lesson-record-search,
  .lesson-record-filter-select {
    width: 100%;
  }

  .lesson-record-filter-count {
    margin-left: 0;
  }
}

@media (max-width: 900px) {
  .attendance-hero,
  .archive-toolbar,
  .teacher-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .attendance-summary-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .attendance-rate {
    grid-column: 1 / -1;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding-bottom: 14px;
  }

  .lesson-card {
    grid-template-columns: 42px 1fr auto;
  }

  .lesson-time {
    grid-column: 2;
  }

  .lesson-main {
    grid-column: 2 / -1;
    margin-top: 12px;
    padding: 12px 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .lesson-action {
    grid-column: 2 / -1;
    padding: 14px 0 0;
  }

  .teacher-workspace-layout {
    grid-template-columns: 1fr;
  }

  .teacher-filter-rail {
    position: static;
  }

  .current-lesson-card .ant-card-body {
    align-items: flex-start;
    flex-direction: column;
  }

  .current-lesson-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 576px) {
  .attendance-hero {
    padding: 26px 22px;
    border-radius: 14px;
  }

  .attendance-hero h1 {
    font-size: 28px;
  }

  .attendance-summary-strip {
    grid-template-columns: 1fr 1fr;
  }

  .attendance-summary-cell {
    padding: 10px 14px;
  }

  .lesson-card {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .lesson-sequence {
    display: none;
  }

  .lesson-time,
  .lesson-main,
  .lesson-action {
    grid-column: 1;
  }

  .lesson-main p {
    flex-direction: column;
    gap: 4px;
  }
}

.attendance-marking-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.attendance-marking-actions .ant-btn {
  min-width: 54px;
}

.punch-device-cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.punch-device-cell .ant-tag {
  margin-inline-end: 0;
}

.punch-device-cell strong {
  color: #1f2937;
  font-size: 13px;
}

.punch-device-cell span {
  color: #8c8c8c;
  font-size: 12px;
}

/* Student attendance center — adapted from the provided class overview reference */
.student-attendance-center {
  --student-bg: #f4f7f7;
  --student-surface: #ffffff;
  --student-soft: #f7faf9;
  --student-ink: #17201e;
  --student-muted: #66736f;
  --student-quiet: #8a9692;
  --student-line: #e1e8e5;
  --student-primary: #157a65;
  --student-primary-soft: #e8f4f0;
  min-width: 0;
  min-height: calc(100vh - 64px);
  margin: -24px;
  padding: 0 24px 28px;
  overflow: hidden;
  background: var(--student-bg);
  color: var(--student-ink);
}

.student-center-topbar {
  position: sticky;
  top: 0;
  z-index: 12;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 60px;
  margin: 0 -24px 18px;
  padding: 0 24px;
  border-bottom: 1px solid var(--student-line);
  background: rgb(255 255 255 / 96%);
  backdrop-filter: blur(10px);
}

.student-center-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.student-center-title h1 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0;
}

.student-center-title span,
.student-sync-status {
  color: var(--student-quiet);
  font-size: 12px;
}

.student-center-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.student-sync-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 6px;
}

.student-sync-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2f9c78;
}

.student-filter-panel {
  display: grid;
  grid-template-columns: 176px 220px 142px 142px 142px auto;
  gap: 10px;
  align-items: end;
  justify-content: start;
  min-width: 0;
  margin-bottom: 16px;
  padding: 16px;
  border: 1px solid var(--student-line);
  border-radius: 10px;
  background: var(--student-surface);
}

.student-filter-field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.student-filter-field label {
  color: var(--student-muted);
  font-size: 12px;
}

.student-filter-field .ant-picker,
.student-filter-field .ant-select {
  width: 100%;
}

.student-filter-actions {
  display: flex;
  justify-content: flex-start;
  flex-wrap: nowrap;
  gap: 8px;
  padding-top: 2px;
}

.student-filter-actions .ant-btn {
  min-width: 88px;
}


.attendance-period-editor {
  display: grid;
  gap: 12px;
}

.attendance-period-row {
  display: grid;
  grid-template-columns: 1.05fr 1fr 132px 132px 92px auto;
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid var(--student-line);
  border-radius: 12px;
  background: #fff;
}

.attendance-period-row .ant-form-item {
  margin-bottom: 0;
}

.attendance-period-row__delete {
  align-self: end;
  min-width: 72px;
}

.attendance-period-add {
  height: 44px;
  border-radius: 12px;
}

.attendance-period-modal .ant-modal-body {
  padding-top: 12px;
}

.student-class-overview {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(360px, 1.05fr);
  gap: 16px;
  min-width: 0;
  margin-bottom: 16px;
}

.student-class-identity,
.student-metric-strip,
.student-workspace,
.student-record-card {
  border: 1px solid rgb(21 122 101 / 12%);
  border-radius: 18px;
  background: var(--student-surface);
  box-shadow: 0 14px 36px rgb(24 44 38 / 7%);
}

.student-class-overview > *,
.student-workspace,
.student-record-card {
  min-width: 0;
}

.student-class-identity {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 176px;
  overflow: hidden;
  padding: 20px;
  background:
    radial-gradient(circle at 100% 0%, rgb(21 122 101 / 10%), transparent 34%),
    linear-gradient(135deg, #ffffff 0%, #f8fcfa 100%);
}

.student-class-identity::after {
  content: '';
  position: absolute;
  right: -36px;
  bottom: -44px;
  width: 118px;
  height: 118px;
  border: 18px solid rgb(21 122 101 / 7%);
  border-radius: 999px;
  pointer-events: none;
}

.student-class-heading {
  position: relative;
  z-index: 1;
}

.student-overview-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-bottom: 8px;
  padding: 0 9px;
  border-radius: 999px;
  background: rgb(21 122 101 / 10%);
  color: var(--student-primary);
  font-size: 12px;
  font-weight: 700;
}

.student-class-identity h2 {
  margin: 0 0 6px;
  color: #111c18;
  font-size: 24px;
  line-height: 1.2;
}

.student-class-identity p {
  margin: 0;
  color: var(--student-muted);
  font-size: 13px;
}

.student-teacher-list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.student-teacher-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  min-width: 0;
  padding: 10px;
  border: 1px solid rgb(21 122 101 / 10%);
  border-radius: 12px;
  background: rgb(255 255 255 / 76%);
}

.student-teacher-item.is-muted {
  opacity: 0.72;
}

.student-teacher-item .ant-avatar {
  flex: 0 0 auto;
  color: var(--student-primary);
  background: var(--student-primary-soft);
}

.student-teacher-item > div {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.student-teacher-item strong,
.student-teacher-item span {
  display: block;
}

.student-teacher-item span {
  color: var(--student-muted);
  font-size: 12px;
}

.student-teacher-item strong {
  min-width: 0;
  margin-top: 2px;
  overflow-wrap: anywhere;
  color: #15231f;
  font-size: 13px;
  line-height: 1.35;
}

.student-metric-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  min-width: 0;
  padding: 10px;
}

.student-metric-card {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  min-height: 76px;
  padding: 13px 14px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: #f9fbfa;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.student-metric-card:hover,
.student-metric-card.active {
  transform: translateY(-1px);
  border-color: rgb(21 122 101 / 24%);
  background: #ffffff;
  box-shadow: 0 10px 22px rgb(24 44 38 / 8%);
}

.student-metric-card:focus-visible {
  outline: 3px solid rgb(21 122 101 / 22%);
  outline-offset: 2px;
}

.student-metric-icon {
  display: inline-grid;
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 800;
}

.student-metric-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.student-metric-card strong {
  overflow: hidden;
  color: #111c18;
  font-size: clamp(19px, 3vw, 24px);
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.student-metric-card small {
  color: var(--student-muted);
  font-size: 12px;
}

.student-workspace {
  margin-bottom: 16px;
  padding: 0 18px 20px;
}

.student-workspace-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 70px;
  border-bottom: 1px solid var(--student-line);
}

.student-workspace-header h3 {
  margin: 0 0 4px;
  font-size: 17px;
}

.student-workspace-header span {
  color: var(--student-muted);
  font-size: 12px;
}

.student-workspace-tools {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  flex-wrap: nowrap;
  gap: 8px;
  min-width: 0;
  white-space: nowrap;
}

.student-workspace-tools .ant-input-search {
  flex: 0 0 240px;
  width: 240px;
}

.student-workspace-tools .ant-btn {
  flex: 0 0 auto;
}

.student-legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
  padding: 12px 0;
  color: var(--student-muted);
  font-size: 12px;
}

.student-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 12px;
}

.student-legend i {
  width: 9px;
  height: 9px;
  border-radius: 2px;
}

.student-legend i.is-present {
  background: #2f9c78;
}
.student-legend i.is-late {
  background: #d78a18;
}
.student-legend i.is-leave {
  background: #397bbf;
}
.student-legend i.is-absent {
  background: #d44d4d;
}
.student-legend i.is-pending {
  background: #8a9692;
}

.student-legend em {
  color: var(--student-quiet);
  font-style: normal;
}

.student-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(216px, 1fr));
  gap: 10px;
}

.student-attendance-card {
  appearance: none;
  display: grid;
  gap: 12px;
  min-height: 96px;
  padding: 13px;
  border: 1px solid var(--student-line);
  border-radius: 8px;
  background: #fff;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.student-attendance-card:hover,
.student-attendance-card.selected {
  transform: translateY(-1px);
  border-color: #91c8b9;
  box-shadow: 0 8px 20px rgb(24 44 38 / 8%);
}

.student-attendance-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.student-attendance-head strong {
  font-size: 15px;
}

.student-attendance-head small {
  flex: 0 0 auto;
  max-width: 112px;
  overflow: hidden;
  color: var(--student-quiet);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.student-status-blocks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.student-status-block {
  display: grid;
  min-height: 28px;
  place-items: center;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 700;
}

.student-record-card {
  overflow: hidden;
  margin-bottom: 16px;
}

.student-record-card .ant-card-body {
  padding: 0 18px 14px;
}

.student-detail-panel {
  display: grid;
  gap: 18px;
}

.student-detail-profile {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--student-line);
}

.student-detail-profile h4 {
  margin: 0 0 4px;
  font-size: 18px;
}

.student-detail-profile p,
.student-detail-rate span {
  margin: 0;
  color: var(--student-muted);
  font-size: 12px;
}

.student-detail-rate {
  text-align: right;
}

.student-detail-rate strong {
  display: block;
  color: var(--student-primary);
  font-size: 24px;
}

.student-detail-rates {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.student-detail-rates > div {
  padding: 12px 8px;
  border-radius: 8px;
  background: var(--student-soft);
  text-align: center;
}

.student-detail-rates strong,
.student-detail-rates span {
  display: block;
}

.student-detail-rates span {
  margin-top: 4px;
  color: var(--student-muted);
  font-size: 12px;
}

.student-detail-section h5 {
  margin: 0 0 10px;
  font-size: 14px;
}

.student-detail-timeline {
  display: grid;
  gap: 8px;
}

.student-detail-timeline > div {
  display: grid;
  grid-template-columns: 64px 96px 1fr auto;
  gap: 8px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--student-line);
  border-radius: 8px;
}

.student-detail-timeline > div > span:first-child {
  color: var(--student-muted);
}

.student-trend-bars {
  display: flex;
  align-items: end;
  gap: 8px;
  height: 110px;
  padding: 12px;
  border-radius: 8px;
  background: var(--student-soft);
}

.student-trend-bars i {
  flex: 1;
  min-height: 18px;
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, #56bea3, #157a65);
}

@media (max-width: 1280px) {
  .student-filter-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .student-filter-field--date {
    grid-column: auto;
  }

  .student-filter-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
  }
}

@media (max-width: 1180px) {
  .student-class-overview {
    grid-template-columns: 1fr;
  }

  .student-metric-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .lesson-summary-strip {
    grid-template-columns: 1fr;
  }

  .lesson-summary-strip .attendance-rate,
  .lesson-summary-strip .attendance-summary-cell {
    justify-content: flex-start;
  }

  .student-attendance-center {
    margin: -12px;
    padding: 0 12px 20px;
  }

  .student-center-topbar {
    margin-inline: -12px;
    padding: 12px;
  }

  .student-center-topbar,
  .student-workspace-header,
  .student-center-actions,
  .student-legend {
    align-items: stretch;
    flex-direction: column;
  }

  .student-center-title {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .student-filter-panel,
  .attendance-period-row {
    grid-template-columns: 1fr;
  }

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

  .student-filter-field--date {
    grid-column: auto;
  }

  .student-filter-actions > *,
  .student-center-actions .ant-btn {
    width: 100%;
  }

  .student-workspace-tools {
    align-self: stretch;
    width: 100%;
  }

  .student-workspace-tools .ant-input-search {
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
  }

  .student-filter-actions > * {
    flex: 1;
  }

  .student-metric-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .student-metric-card {
    min-height: 72px;
  }

  .student-workspace {
    padding-inline: 12px;
  }

  .student-card-grid {
    grid-template-columns: 1fr;
  }

  .student-teacher-list {
    grid-template-columns: 1fr;
  }

  .student-detail-profile {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .student-detail-rate {
    grid-column: 1 / -1;
    text-align: left;
  }

  .student-detail-timeline > div {
    grid-template-columns: 56px minmax(0, 1fr);
  }
}

@media (max-width: 430px) {
  .student-metric-strip {
    grid-template-columns: 1fr;
  }

  .student-attendance-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .student-attendance-head small {
    max-width: 100%;
  }
}