.grades-view,
.grade-detail-view {
  background: var(--ice-canvas);
}

.grades-header {
  padding: max(20px, env(safe-area-inset-top)) 18px 12px;
  background:
    radial-gradient(circle at 92% 0%, rgba(22, 185, 220, 0.13), transparent 34%),
    var(--ice-canvas);
}

.grades-topbar {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  margin-bottom: 16px;
}

.grades-topbar h1 {
  margin: 0;
  text-align: center;
  font-size: 20px;
  font-weight: 780;
  letter-spacing: -0.02em;
}

.grades-topbar .top-icon-button {
  justify-self: end;
}

.grade-period-button {
  display: flex;
  width: 100%;
  min-height: 60px;
  padding: 10px 14px 10px 16px;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--ice-line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  box-shadow: 0 6px 18px rgba(31, 81, 101, 0.04);
}

.grade-period-button > span {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.grade-period-button__label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.grade-period-button strong {
  overflow: hidden;
  font-size: 15px;
  font-weight: 740;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.grade-period-button svg {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.grade-rating-card {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 16px;
  border: 0;
  border-radius: 22px;
  background: var(--ink);
  color: var(--white);
  cursor: pointer;
  text-align: left;
  box-shadow: 0 10px 24px rgba(16, 44, 58, 0.14);
}

.grade-rating-card__scores {
  display: flex;
  gap: 28px;
}

.grade-rating-card__scores > span {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 8px;
}

.grade-rating-card small {
  color: rgba(255, 255, 255, 0.62);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.grade-rating-card__scores strong {
  font-size: 24px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.04em;
}

.grade-rating-card__footer {
  display: flex;
  margin-top: 12px;
  padding-top: 12px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.82);
  font-size: 12px;
}

.grade-rating-card__footer span:last-child {
  color: var(--cyan-pale);
  font-size: 24px;
  line-height: 1;
}

.grade-mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 14px;
  padding: 3px;
  border: 1px solid var(--ice-line);
  border-radius: 17px;
  background: #eaf4f8;
}

.grade-mode-switch button {
  min-height: 44px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
}

.grade-mode-switch button.is-active {
  background: var(--white);
  color: var(--ink);
  box-shadow: 0 4px 12px rgba(42, 87, 105, 0.08);
}

.grade-freshness {
  min-height: 24px;
  padding: 0 22px;
  color: var(--muted);
  font-size: 12px;
}

.grade-freshness.is-stale {
  color: var(--warning);
}

.grades-content {
  padding: 8px 18px 32px;
}

.grade-date-group {
  margin-bottom: 18px;
}

.grade-date-group > header {
  display: flex;
  padding: 0 4px 8px;
  align-items: baseline;
  justify-content: space-between;
}

.grade-date-group > header strong {
  font-size: 14px;
  font-weight: 780;
  text-transform: uppercase;
}

.grade-date-group > header span {
  color: var(--muted);
  font-size: 12px;
}

.grade-meeting-card {
  padding: 18px;
  border: 1px solid rgba(210, 230, 238, 0.92);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: var(--shadow);
}

.grade-meeting-card + .grade-meeting-card {
  margin-top: 10px;
}

.grade-meeting-card__heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.grade-meeting-card h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 790;
  letter-spacing: -0.025em;
}

.grade-meeting-card__heading p,
.grade-meeting-card__meta {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.grade-attendance-mark {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  place-items: center;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 850;
}

.grade-attendance-mark--present {
  background: #e6f8f0;
  color: #168760;
}

.grade-attendance-mark--absent {
  background: #fff0f0;
  color: #c64d52;
}

.grade-result-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.grade-result-tile {
  display: grid;
  min-width: 58px;
  min-height: 58px;
  max-width: 132px;
  padding: 8px 10px;
  place-content: center;
  border: 1px solid #d7edf3;
  border-radius: 16px;
  background: #f3fafc;
  color: var(--ink);
  cursor: pointer;
  text-align: center;
}

.grade-result-tile strong {
  font-size: 20px;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  line-height: 1;
}

.grade-result-tile--wide {
  min-width: 96px;
  max-width: 100%;
}

.grade-result-tile:active {
  border-color: var(--cyan);
  background: var(--cyan-pale);
  transform: scale(0.98);
}

.grade-subject-list {
  display: grid;
  gap: 12px;
}

.grade-subject-card {
  display: grid;
  width: 100%;
  min-height: 118px;
  padding: 18px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  border: 1px solid rgba(210, 230, 238, 0.92);
  border-radius: var(--radius-card);
  background: var(--white);
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  box-shadow: var(--shadow);
}

.grade-subject-card__copy {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.grade-subject-card__copy > strong {
  font-size: 17px;
  font-weight: 790;
  letter-spacing: -0.025em;
}

.grade-subject-card__copy > span {
  color: var(--muted);
  font-size: 12px;
}

.grade-subject-card__copy > small {
  min-height: 16px;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.45;
}

.grade-subject-card__values {
  display: grid;
  grid-template-columns: auto 12px;
  align-items: center;
  gap: 4px;
}

.grade-subject-card__values > span:not(.grade-subject-card__arrow) {
  display: grid;
  grid-column: 1;
  min-width: 76px;
  padding: 8px;
  border: 1px dashed var(--ice-line);
  border-radius: 14px;
  text-align: center;
}

.grade-subject-card__values small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 650;
  line-height: 1.25;
}

.grade-subject-card__values strong {
  margin-top: 2px;
  font-size: 18px;
  font-variant-numeric: tabular-nums;
}

.grade-subject-card__values .is-final {
  background: #f1fbf7;
  color: #168760;
}

.grade-subject-card__arrow {
  grid-column: 2;
  grid-row: 1 / span 2;
  color: var(--cyan-deep);
  font-size: 23px;
}

.grade-hero {
  position: relative;
  min-height: 276px;
  padding: max(74px, calc(env(safe-area-inset-top) + 66px)) 28px 42px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 8%, rgba(255, 255, 255, 0.56), transparent 29%),
    linear-gradient(155deg, #bdeff7 0%, #6fd3e5 100%);
}

.grade-hero .back-button {
  position: absolute;
  top: max(22px, env(safe-area-inset-top));
  left: 18px;
}

.grade-hero__eyebrow {
  margin: 0 0 8px;
  color: #24677a;
  font-size: 12px;
  font-weight: 700;
}

.grade-hero__title {
  max-width: 360px;
  margin: 0 auto;
  font-size: clamp(27px, 8vw, 38px);
  font-weight: 820;
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.grade-hero__subtitle {
  margin: 8px 0 0;
  color: #2c6678;
  font-size: 14px;
}

.grade-course-totals {
  display: flex;
  margin-top: 24px;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
}

.grade-course-totals > div {
  display: grid;
  min-width: 112px;
  padding: 11px 14px;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.72);
}

.grade-course-totals small {
  color: #477687;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
}

.grade-course-totals strong {
  margin-top: 3px;
  font-size: 24px;
  font-variant-numeric: tabular-nums;
}

.grade-course-totals .is-final {
  color: #147a59;
}

.grade-detail-content {
  position: relative;
  margin-top: -22px;
  padding: 0 18px 36px;
}

.grade-info-card,
.grade-results-section,
.rating-spotlight {
  margin-bottom: 12px;
  padding: 20px;
  border: 1px solid var(--ice-line);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: 0 8px 22px rgba(31, 81, 101, 0.06);
}

.grade-info-card h2,
.grade-results-section > h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.grade-section-heading {
  display: flex;
  align-items: center;
  gap: 10px;
}

.grade-section-icon {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 11px;
  background: #e5f8ee;
  color: #14865f;
  font-weight: 850;
}

.attendance-bar {
  display: block;
  width: 100%;
  height: 7px;
  overflow: hidden;
  margin-top: 18px;
  border-radius: 999px;
  background: #edf3f5;
}

.attendance-bar__present { fill: #2ab77f; }
.attendance-bar__absent { fill: #e36c6d; }
.attendance-bar__undefined { fill: #a9bac2; }

.attendance-values {
  display: grid;
  margin-top: 14px;
  gap: 8px;
}

.attendance-values span {
  display: grid;
  grid-template-columns: 10px 1fr auto;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 11px;
}

.attendance-values i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.attendance-values i.is-present { background: #2ab77f; }
.attendance-values i.is-absent { background: #e36c6d; }
.attendance-values i.is-undefined { background: #a9bac2; }
.attendance-values strong { color: var(--ink); font-size: 12px; }

.grade-part-switch {
  display: flex;
  overflow-x: auto;
  margin: 0 -18px 12px;
  padding: 2px 18px 8px;
  gap: 8px;
  scrollbar-width: none;
}

.grade-part-switch::-webkit-scrollbar { display: none; }

.grade-part-switch button {
  min-height: 44px;
  flex: 0 0 auto;
  padding: 0 15px;
  border: 1px solid var(--ice-line);
  border-radius: 999px;
  background: var(--white);
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
}

.grade-part-switch button.is-active {
  border-color: var(--cyan);
  background: var(--cyan-pale);
  color: #086d86;
}

.grade-results-section > h2 {
  margin-bottom: 14px;
}

.grade-course-meetings {
  display: grid;
  gap: 14px;
}

.grade-course-meeting + .grade-course-meeting {
  padding-top: 14px;
  border-top: 1px solid var(--ice-line);
}

.grade-course-meeting__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.grade-course-meeting__meta strong {
  font-size: 13px;
}

.grade-course-meeting__meta span,
.grade-course-meeting > p {
  color: var(--muted);
  font-size: 11px;
}

.grade-course-meeting > p {
  margin: 5px 0 0;
  line-height: 1.4;
}

.grade-result-value {
  display: grid;
  min-width: 78px;
  min-height: 78px;
  width: fit-content;
  margin: 4px auto 16px;
  padding: 12px;
  place-content: center;
  border: 2px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  background: var(--white);
  font-size: 30px;
  font-variant-numeric: tabular-nums;
  font-weight: 850;
  box-shadow: 0 8px 20px rgba(26, 90, 110, 0.1);
}

.grade-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 16px;
  gap: 16px 14px;
}

.grade-detail-field {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.grade-detail-field span {
  color: var(--muted);
  font-size: 11px;
}

.grade-detail-field strong {
  overflow-wrap: anywhere;
  font-size: 13px;
  line-height: 1.4;
}

.grade-lesson-link {
  display: grid;
  width: 100%;
  min-height: 64px;
  padding: 0;
  grid-template-columns: 42px 1fr auto;
  align-items: center;
  gap: 12px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.grade-lesson-link__icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  background: var(--cyan-pale);
  color: var(--cyan-deep);
  font-size: 20px;
}

.grade-lesson-link > span:nth-child(2) {
  display: grid;
  gap: 4px;
}

.grade-lesson-link small {
  color: var(--muted);
  font-size: 11px;
}

.grade-lesson-link strong {
  font-size: 13px;
}

.grade-lesson-link > span:last-child {
  color: var(--cyan-deep);
  font-size: 26px;
}

.lesson-results-card .grade-result-grid {
  margin-top: 12px;
}

.grade-result-tile--lesson {
  flex: 0 0 auto;
}

.grade-rating-header {
  padding-bottom: 42px;
}

.grade-rating-view .grade-detail-content {
  margin-top: -24px;
}

.rating-spotlight {
  padding: 22px;
  background: var(--ink);
  color: var(--white);
}

.rating-spotlight > p {
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
}

.rating-spotlight__scores {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.rating-spotlight__scores > div {
  display: grid;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
}

.rating-spotlight__scores small {
  color: var(--cyan-pale);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.rating-spotlight__scores strong {
  margin-top: 6px;
  font-size: 34px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.05em;
}

.rating-spotlight__scores span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
}

.personal-position-card {
  display: grid;
  grid-template-columns: 58px 1fr;
  align-items: center;
  gap: 16px;
}

.personal-position-card__number {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 19px;
  background: var(--cyan-pale);
  color: #087e9b;
  font-size: 25px;
  font-weight: 850;
}

.personal-position-card h2 {
  font-size: 14px;
}

.personal-position-card p,
.rating-note p {
  margin: 5px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}

.rating-note small {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 10px;
}

.discipline-ranking-card {
  padding: 0;
  overflow: hidden;
}

.discipline-ranking-card__heading {
  display: grid;
  padding: 18px;
  grid-template-columns: 38px 1fr;
  align-items: center;
  gap: 12px;
}

.discipline-ranking-card__heading h2 {
  font-size: 15px;
}

.discipline-ranking-card__heading p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 10px;
}

.discipline-ranking-card__icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  background: var(--cyan-pale);
  color: var(--cyan-deep);
  font-size: 22px;
  font-weight: 800;
}

.discipline-ranking-list {
  border-top: 1px solid var(--ice-line);
}

.discipline-ranking-row {
  display: grid;
  width: 100%;
  min-height: 64px;
  padding: 10px 16px;
  grid-template-columns: 34px minmax(0, 1fr) auto 12px;
  align-items: center;
  gap: 10px;
  border: 0;
  border-bottom: 1px solid var(--ice-line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.discipline-ranking-row:last-child {
  border-bottom: 0;
}

.discipline-ranking-row__place {
  position: relative;
  z-index: 0;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #8d6410;
  font-size: 12px;
  font-weight: 850;
}

.discipline-ranking-row__place::before {
  position: absolute;
  z-index: -1;
  inset: 3px;
  transform: rotate(45deg);
  border-radius: 7px;
  background: #fff0c9;
  content: "";
}

.discipline-ranking-row__copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.discipline-ranking-row__copy strong {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.discipline-ranking-row__copy small {
  color: #168760;
  font-size: 10px;
}

.discipline-ranking-row__score {
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  font-weight: 820;
}

.discipline-ranking-row__arrow {
  color: var(--muted);
  font-size: 21px;
}

@media (hover: hover) {
  .discipline-ranking-row:hover {
    background: #f7fcfd;
  }
}

.grade-period-sheet {
  width: min(calc(100% - 24px), 406px);
  max-height: min(80dvh, 660px);
  margin: auto auto 0;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 28px 28px 0 0;
  background: var(--white);
  color: var(--ink);
}

.grade-period-sheet::backdrop {
  background: rgba(16, 44, 58, 0.34);
}

.grade-period-sheet form {
  max-height: inherit;
  overflow-y: auto;
  padding: 10px 18px calc(22px + env(safe-area-inset-bottom));
}

.grade-period-options {
  display: grid;
  gap: 6px;
}

.grade-period-option {
  display: grid;
  width: 100%;
  min-height: 68px;
  padding: 10px 4px;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  border: 0;
  border-bottom: 1px solid var(--ice-line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
}

.grade-period-option__mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 10px;
  color: var(--cyan-deep);
  font-weight: 850;
}

.grade-period-option.is-selected .grade-period-option__mark {
  background: var(--cyan-pale);
}

.grade-period-option__copy {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.grade-period-option__copy strong {
  font-size: 13px;
}

.grade-period-option__copy small {
  color: var(--muted);
  font-size: 10px;
}

.grade-period-option__action {
  color: var(--cyan-deep);
  font-size: 10px;
  font-weight: 750;
}

.grade-period-option__arrow {
  color: var(--muted);
  font-size: 22px;
}

.grade-period-help {
  min-height: 18px;
  margin: 12px 4px 0;
  color: var(--ink-soft);
  font-size: 11px;
  line-height: 1.45;
}

.grade-empty {
  display: grid;
  min-height: 220px;
  padding: 28px;
  place-items: center;
  align-content: center;
  border: 1px solid var(--ice-line);
  border-radius: var(--radius-card);
  background: var(--white);
  text-align: center;
}

.grade-empty__icon {
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 14px;
  place-items: center;
  border-radius: 17px;
  background: var(--cyan-pale);
  color: var(--cyan-deep);
  font-size: 22px;
  font-weight: 850;
}

.grade-empty h2 {
  margin: 0;
  font-size: 18px;
}

.grade-empty p {
  max-width: 280px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.grade-empty--compact {
  min-height: 150px;
  padding: 18px;
  box-shadow: none;
}

.grade-empty--compact .grade-empty__icon {
  width: 38px;
  height: 38px;
  margin-bottom: 8px;
}

.grade-empty--period {
  margin-top: 8px;
}

.grade-skeleton {
  min-height: 142px;
  border-radius: var(--radius-card);
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.64), transparent),
    #e5f1f5;
  background-size: 220% 100%;
  animation: grade-skeleton 1.4s infinite;
}

@keyframes grade-skeleton {
  to { background-position: -220% 0; }
}

@media (hover: hover) and (pointer: fine) {
  .grade-period-button:hover,
  .grade-subject-card:hover {
    border-color: #a9dce8;
  }

  .grade-result-tile:hover {
    border-color: var(--cyan);
    background: var(--cyan-pale);
  }

  .grade-rating-card:hover {
    background: #173c4e;
  }
}

@media (max-width: 340px) {
  .grades-header,
  .grades-content,
  .grade-detail-content {
    padding-inline: 10px;
  }

  .grade-subject-card {
    padding: 15px;
    gap: 8px;
  }

  .grade-subject-card__copy > strong {
    font-size: 15px;
  }

  .grade-subject-card__values > span:not(.grade-subject-card__arrow) {
    min-width: 70px;
    padding-inline: 5px;
  }

  .grade-hero {
    padding-inline: 18px;
  }

  .grade-course-totals > div {
    min-width: 102px;
    padding-inline: 9px;
  }

  .grade-detail-grid {
    grid-template-columns: 1fr;
  }

  .rating-spotlight__scores {
    gap: 8px;
  }

  .rating-spotlight__scores > div {
    padding: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .grade-skeleton {
    animation: none;
  }

  .grade-result-tile {
    transition: none;
  }
}