/* Ajuste definitivo de leitura: largura expandida e sem estouro horizontal */
html,
body,
.app-shell {
  overflow-x: hidden;
}

.app-shell {
  grid-template-columns: 245px minmax(0, 1fr);
}

.main-content {
  width: 100%;
  max-width: none;
  margin: 0;
  padding-left: clamp(24px, 4vw, 72px);
  padding-right: clamp(24px, 4vw, 72px);
}

.page,
.class-page,
.class-layout,
.class-layout .side-column,
.class-form-panel,
.roster-panel,
.form-panel,
.panel {
  width: 100%;
  max-width: 100%;
  min-width: 0;
}

.class-form-panel {
  max-width: min(100%, 980px);
}

.field,
.field input,
.field select,
.field textarea,
.primary-button,
.ghost-button,
.remove-schedule {
  max-width: 100%;
  min-width: 0;
}

.schedule-header,
.form-actions {
  flex-wrap: wrap;
}

.schedule-card {
  width: 100%;
  grid-template-columns: minmax(180px, 1.35fr) minmax(120px, 0.8fr) minmax(120px, 0.8fr) minmax(120px, auto);
  overflow: hidden;
}

.schedule-card > * {
  min-width: 0;
}

.schedule-card .remove-schedule {
  width: 100%;
  padding-left: 12px;
  padding-right: 12px;
}

.form-actions > * {
  min-width: 120px;
}

@media (max-width: 1120px) {
  .schedule-card {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .main-content {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .form-actions > * {
    flex: 1 1 100%;
  }
}

.login-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at top right, rgba(255, 90, 0, 0.22), transparent 32%), #080809;
}

.login-screen[hidden] {
  display: none;
}

.login-card {
  width: min(420px, 100%);
  display: grid;
  gap: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  background: rgba(18, 18, 21, 0.98);
  padding: 28px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

.login-card img {
  width: 170px;
  max-width: 100%;
}

.login-card h1 {
  margin: 0;
  font-size: 26px;
}

.login-card p {
  margin: 0;
  color: #aaaab2;
  font-size: 13px;
  line-height: 1.45;
}

body.login-required .app-shell {
  filter: blur(4px);
  pointer-events: none;
  user-select: none;
}

body.online-mode .sidebar-status strong::after {
  content: " online";
  color: #62d19b;
}

/* Camada responsiva final: tablet e celular usam a mesma base alinhada */
.main-content,
.topbar,
.page,
.panel,
.content-grid,
.stats-grid,
.student-stats-grid,
.dashboard-highlight-grid,
.field-grid,
.student-filter-grid,
.report-controls,
.attendance-controls,
.users-layout {
  min-width: 0;
}

.topbar {
  gap: 16px;
}

.topbar > div {
  min-width: 0;
}

.topbar h1 {
  overflow-wrap: anywhere;
}

.panel-heading,
.hero,
.schedule-header,
.form-actions,
.panel-actions,
.topbar-actions {
  flex-wrap: wrap;
}

.panel-heading > *,
.hero > *,
.schedule-header > *,
.form-actions > *,
.panel-actions > * {
  min-width: 0;
}

.class-row,
.student-management-row,
.user-item,
.roster-item,
.class-student-item,
.class-student-header {
  overflow-wrap: anywhere;
}

.report-table-wrap,
.attendance-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.report-table {
  min-width: 720px;
}

.attendance-table {
  min-width: 680px;
}

@media (max-width: 1024px) {
  .app-shell {
    display: block;
  }

  .sidebar {
    width: min(82vw, 300px);
    transform: translateX(-100%);
    transition: transform 0.24s ease;
    box-shadow: 18px 0 60px rgba(0, 0, 0, 0.48);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    width: 100%;
    max-width: 100%;
    padding: 0 clamp(18px, 4vw, 34px) 44px;
  }

  .mobile-menu {
    display: grid;
    place-items: center;
    min-width: 64px;
    height: 40px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
  }

  .content-grid,
  .class-layout,
  .users-layout,
  .side-column,
  .class-student-groups,
  .attendance-controls,
  .report-controls,
  .student-filter-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-highlight-grid,
  .stats-grid,
  .student-stats-grid,
  .quick-grid,
  .class-checkbox-grid,
  .report-field-grid {
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  }

  .hero {
    align-items: start;
  }

  .hero .primary-button,
  .panel-actions .primary-button,
  .panel-actions .ghost-button {
    flex: 1 1 180px;
  }

  .student-management-row {
    grid-template-columns: 52px minmax(0, 1fr);
  }

  .student-row-actions {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  .student-row-actions > * {
    flex: 1 1 150px;
  }
}

@media (max-width: 640px) {
  .main-content {
    padding-left: 14px;
    padding-right: 14px;
  }

  .topbar {
    min-height: 82px;
    height: auto;
    padding: 14px 0;
    align-items: center;
  }

  .topbar-actions {
    margin-left: 0;
    width: 100%;
    justify-content: flex-end;
  }

  .topbar h1 {
    font-size: 15px;
  }

  .hero,
  .hero-compact {
    display: grid;
    gap: 16px;
    padding: 24px 0;
  }

  .hero .primary-button,
  .primary-button,
  .ghost-button,
  .remove-schedule,
  .form-actions > *,
  .panel-actions > * {
    width: 100%;
  }

  .schedule-panel,
  .quick-panel,
  .form-panel,
  .summary-panel,
  .roster-panel,
  .class-students-panel,
  .attendance-panel,
  .reports-panel,
  .student-management-panel,
  .users-list-panel {
    padding: 18px 14px;
  }

  .dashboard-highlight-grid,
  .stats-grid,
  .student-stats-grid,
  .quick-grid,
  .class-checkbox-grid,
  .report-field-grid {
    grid-template-columns: 1fr;
  }

  .stat-card {
    min-height: auto;
  }

  .class-row {
    grid-template-columns: 54px 3px minmax(0, 1fr);
  }

  .class-row .pill {
    display: none;
  }

  .class-row .row-action {
    grid-column: 3;
    justify-self: start;
    padding: 4px 0;
  }

  .student-photo-row,
  .student-detail-layout,
  .student-detail-grid,
  .schedule-card,
  .user-item {
    grid-template-columns: 1fr;
  }

  .user-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .user-actions select {
    width: 100%;
    min-width: 0;
  }

  .report-table {
    min-width: 620px;
  }

  .attendance-table {
    min-width: 620px;
  }
}

@media (max-width: 380px) {
  .mobile-menu {
    min-width: 54px;
    padding: 0 9px;
  }

  .main-content {
    padding-left: 12px;
    padding-right: 12px;
  }
}