.appShell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
}

.appRail {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-right: 1px solid var(--line);
  background: rgba(2, 10, 22, 0.56);
  backdrop-filter: blur(22px);
  z-index: 5;
}

body[data-theme="claro"] .appRail {
  background: rgba(255, 255, 255, 0.72);
}

.brandTile {
  min-height: 74px;
  padding: 8px 4px;
  display: grid;
  place-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  text-align: center;
  text-decoration: none;
  background: var(--surface-muted);
}

.brandLogo {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.brandText strong,
.brandText small {
  display: block;
}

.brandText strong {
  font-size: 0.74rem;
}

.brandText small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.67rem;
}

.railNav {
  display: grid;
  gap: 8px;
}

.railStatus {
  margin-top: auto;
  min-height: 48px;
  padding: 8px 6px;
  display: grid;
  place-items: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  text-align: center;
}

.mainStage {
  min-width: 0;
  width: min(1680px, 100%);
  margin: 0 auto;
  padding: 16px 18px 26px;
}

.systemBar {
  min-height: 72px;
  margin-bottom: 12px;
  display: grid;
  grid-template-columns: minmax(250px, 1fr) minmax(520px, 0.9fr);
  gap: 16px;
  align-items: center;
}

.systemTitle h1 {
  margin-bottom: 2px;
  font-size: 1.02rem;
  line-height: 1.08;
}

.systemTitle p:last-child {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.commandCluster {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(190px, auto);
  gap: 8px;
  align-items: center;
}

.notesGrid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(315px, 0.55fr);
  gap: 12px;
  align-items: start;
}

body[data-view="notas"] .notesGrid {
  grid-template-columns: minmax(0, 1fr) minmax(282px, 0.34fr);
}

.sideStack {
  display: grid;
  gap: 12px;
}

.statGrid {
  margin-bottom: 12px;
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 8px;
}

.classResultsPanel {
  margin-top: 12px;
}

.classResultGrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}

.statusFilters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.studentProfileBackdrop {
  position: fixed;
  inset: 0;
  border: 0;
  background: rgba(1, 8, 20, 0.62);
  backdrop-filter: blur(4px);
  z-index: 899;
}

.studentProfilePanel {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(560px, 100vw);
  padding: 20px;
  overflow: auto;
  border-left: 1px solid rgba(126, 177, 255, 0.34);
  background:
    linear-gradient(150deg, rgba(8, 28, 58, 0.992), rgba(3, 13, 30, 0.992)),
    #061631;
  box-shadow: -24px 0 80px rgba(0, 0, 0, 0.58);
  transform: translateX(104%);
  visibility: hidden;
  pointer-events: none;
  transition: transform var(--motion-smooth), visibility var(--motion-smooth);
  z-index: 900;
}

.studentProfilePanel.open {
  transform: translateX(0);
  visibility: visible;
  pointer-events: auto;
}

.profilePanelHeader {
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.profilePanelHeader h2 {
  color: #f8fbff;
  font-size: 1.28rem;
  line-height: 1.08;
  margin-bottom: 0;
  text-transform: uppercase;
}

@media (max-width: 1180px) {
  .systemBar,
  .notesGrid {
    grid-template-columns: 1fr;
  }

  body[data-view="notas"] .notesGrid {
    grid-template-columns: 1fr;
  }

  .statusFilters {
    justify-content: flex-start;
  }

}

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

  .appRail {
    position: sticky;
    height: auto;
    min-height: 0;
    padding: 8px;
    display: grid;
    grid-template-columns: 84px 1fr;
    align-items: center;
  }

  .railNav {
    grid-template-columns: 1fr;
  }

  .railStatus {
    display: none;
  }

  .mainStage {
    padding: 12px;
  }

  .commandCluster,
  .statGrid {
    grid-template-columns: 1fr;
  }

}

.statsDashboard {
  min-height: calc(100vh - 100px);
  padding: 0 0 22px;
}

.statsTopRow {
  margin-bottom: 15px;
  display: grid;
  grid-template-columns: 297px 301px minmax(80px, 1fr) 278px;
  gap: 18px;
  align-items: center;
}

.statsMainGrid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(444px, 0.92fr);
  grid-template-areas:
    "intro ranking"
    "chart donut";
  column-gap: 12px;
  row-gap: 10px;
  align-items: stretch;
}

.statsIntroBlock {
  grid-area: intro;
  align-self: stretch;
  margin-right: -28px;
  padding-top: 0;
}

.statsRankingPanel {
  grid-area: ranking;
  min-height: 253px;
  margin-left: 28px;
}

.statsChartPanel {
  grid-area: chart;
  min-height: 474px;
}

.statsDonutPanel {
  grid-area: donut;
  min-height: 474px;
}

.movementStatGrid {
  height: 253px;
  margin-top: 0;
  margin-bottom: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.statsDashboardFooter {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  color: rgba(212, 226, 247, 0.74);
  font-size: 0.81rem;
}

.statsDashboardFooter svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@media (max-width: 1120px) {
  .statsDashboard {
    padding: 18px;
    overflow-x: hidden;
  }

  .statsTopRow,
  .statsMainGrid {
    grid-template-columns: 1fr;
    grid-template-areas: none;
  }

  .statsIntroBlock,
  .statsRankingPanel,
  .statsChartPanel,
  .statsDonutPanel {
    grid-area: auto;
  }

  .statsIntroBlock {
    margin-right: 0;
  }

  .statsRankingPanel {
    margin-left: 0;
  }

  .movementStatGrid {
    height: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .statsDashboard {
    padding: 16px;
  }

  .statsTopRow {
    gap: 16px;
  }

  .statsDashboardFooter {
    flex-wrap: wrap;
    row-gap: 4px;
    line-height: 1.1;
  }
}

@page notes {
  size: A4 landscape;
  margin: 8mm;
}

@media print {

  .appRail,
  .systemBar,
  .notesTopRow,
  .notesSidePanel,
  .notesStatsSection,
  .notesFilterMenu,
  .studentProfileBackdrop,
  .studentProfilePanel {
    display: none !important;
  }

  .appShell,
  .mainStage,
  .notesDashboard,
  .notesGrid,
  .notesBoardModern {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    box-shadow: none;
    border: 0;
    background: #fff;
  }

  body {
    --notes-panel: #fff;
    --notes-panel-line: #9fb5ce;
    --notes-panel-shadow: none;
    --notes-ink: #10243e;
    --notes-muted: #526d8b;
    --notes-soft: #254366;
    --notes-table-bg: #fff;
    --notes-table-line: #9fb5ce;
    --notes-head-bg: #dbeaf8;
    --notes-row-bg: #fff;
    --notes-row-alt: #edf5fc;
    --notes-score-bg: #e8f1fa;
    background: #fff !important;
    color: #10243e;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  body::before {
    content: "MODELO VISUAL — DADOS FICTÍCIOS — SEM VALIDADE";
    position: fixed;
    inset: 48% 0 auto;
    color: rgba(168, 20, 39, 0.16);
    font-size: 30pt;
    font-weight: 900;
    text-align: center;
    transform: rotate(-18deg);
    pointer-events: none;
    z-index: 9999;
  }

  body[data-print-view="notas"] #view-notas {
    display: block !important;
  }

  body[data-print-view="notas"] .notesBoardModern {
    page: notes;
  }

  body[data-print-view="notas"] .notesBoardHeader {
    display: flex !important;
    margin-bottom: 5mm;
  }

  body[data-print-view="notas"] .notesTableWrap {
    overflow: visible;
    border: 0;
    background: #fff;
  }
}