.ai-settings-page {
  min-height: 100vh;
  margin: 0;
  color: var(--text-main, #e5e7eb);
  background: linear-gradient(135deg, #101826 0%, #172033 52%, #15241f 100%);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Segoe UI", sans-serif;
}

.ai-settings-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 44px;
}

.ai-settings-topbar,
.ai-settings-card {
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(15, 23, 42, 0.78);
  box-shadow: 0 18px 42px rgba(2, 6, 23, 0.28);
  backdrop-filter: blur(12px);
}

.ai-settings-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  padding: 22px;
  border-radius: 10px;
  margin-bottom: 18px;
}

.ai-settings-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #99f6e4;
  font-size: 0.88rem;
  font-weight: 800;
}

.ai-settings-title {
  margin: 8px 0 6px;
  font-size: clamp(1.65rem, 3vw, 2.4rem);
  letter-spacing: 0;
}

.ai-settings-subtitle {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.55;
}

.ai-settings-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.ai-settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: 18px;
}

.ai-settings-card {
  border-radius: 10px;
  padding: 20px;
}

.ai-settings-card h2 {
  margin: 0 0 6px;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.ai-settings-muted {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.5;
}

.ai-settings-note {
  display: grid;
  gap: 7px;
  padding: 12px 14px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.28);
}

.ai-settings-note strong {
  color: var(--text-main, #e5e7eb);
}

.ai-settings-note code {
  color: #bfdbfe;
}

.ai-settings-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.ai-field {
  display: grid;
  gap: 7px;
}

.ai-field label {
  color: #cbd5e1;
  font-size: 0.9rem;
  font-weight: 800;
}

.ai-input,
.ai-select {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 8px;
  background: rgba(2, 6, 23, 0.42);
  color: var(--text-main, #e5e7eb);
  min-height: 42px;
  padding: 10px 12px;
  font: inherit;
}

.ai-input:focus,
.ai-select:focus {
  outline: 2px solid rgba(45, 212, 191, 0.38);
  outline-offset: 2px;
}

.ai-model-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.ai-model-insight {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(45, 212, 191, 0.22);
  border-radius: 8px;
  background: rgba(8, 47, 73, 0.22);
}

.ai-model-insight__eyebrow {
  display: block;
  color: #67e8f9;
  font-size: 0.78rem;
  font-weight: 800;
}

.ai-model-insight h3 {
  margin: 2px 0 0;
  font-size: 1.15rem;
}

.ai-model-insight p {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.5;
}

.ai-model-insight__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.ai-model-insight__facts div {
  min-width: 0;
  padding: 10px;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.52);
  border: 1px solid rgba(148, 163, 184, 0.14);
}

.ai-model-insight__facts dt {
  margin: 0 0 4px;
  color: var(--text-sub, #94a3b8);
  font-size: 0.78rem;
  font-weight: 800;
}

.ai-model-insight__facts dd {
  margin: 0;
  color: var(--text-main, #e5e7eb);
  line-height: 1.35;
  word-break: keep-all;
}

.ai-model-insight__note {
  font-size: 0.84rem;
}

.ai-feature-model-settings {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border, rgba(148, 163, 184, 0.24));
  border-radius: 12px;
  padding: 14px;
  background: rgba(15, 23, 42, 0.42);
}

.ai-feature-model-head h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.ai-feature-model-list {
  display: grid;
  gap: 10px;
}

.ai-feature-model-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 280px);
  gap: 12px;
  align-items: center;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 10px;
  padding: 12px;
  background: rgba(15, 23, 42, 0.34);
}

.ai-feature-model-copy label {
  display: block;
  color: var(--text-main, #e5e7eb);
  font-weight: 800;
}

.ai-feature-model-copy p,
.ai-feature-model-copy small {
  margin: 4px 0 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.4;
}

.ai-feature-model-copy strong {
  color: var(--text-main, #e5e7eb);
}

.ai-feature-model-control {
  display: grid;
  gap: 8px;
}

.ai-model-guide-section {
  margin-top: 18px;
}

.ai-usage-card {
  margin-top: 18px;
}

.ai-usage-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}

.ai-usage-summary {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.ai-usage-meta {
  margin-top: 12px;
  color: var(--text-sub, #94a3b8);
  font-size: 0.86rem;
  line-height: 1.45;
}

.ai-usage-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.ai-usage-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(230px, 0.72fr);
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.46);
}

.ai-usage-row__main,
.ai-usage-row__metrics {
  min-width: 0;
}

.ai-usage-row__title {
  margin: 0 0 4px;
  color: var(--text-main, #e5e7eb);
  font-weight: 800;
}

.ai-usage-row__meta {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  font-size: 0.84rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.ai-usage-row__metrics {
  display: grid;
  justify-items: end;
  gap: 3px;
  color: #bae6fd;
  text-align: right;
}

.ai-usage-row__metrics span:first-child {
  color: #d9f99d;
  font-weight: 900;
}

.ai-usage-row__metrics small {
  color: var(--text-sub, #94a3b8);
  line-height: 1.35;
}

.ai-model-guide-section h2 {
  margin: 0 0 6px;
  font-size: 1.08rem;
  letter-spacing: 0;
}

.ai-model-guide-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.ai-model-guide {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.ai-model-option {
  display: grid;
  gap: 10px;
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.54);
}

.ai-model-option__top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.ai-model-option h3 {
  margin: 8px 0 0;
  font-size: 1rem;
}

.ai-model-option p,
.ai-model-option small {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.45;
}

.ai-model-option strong {
  color: #d9f99d;
  line-height: 1.45;
}

.ai-model-option__facts {
  display: grid;
  gap: 6px;
  color: #bae6fd;
  font-size: 0.84rem;
  line-height: 1.35;
}

.ai-model-pick {
  min-height: 34px;
  padding: 7px 10px;
  white-space: nowrap;
}

.ai-model-source {
  margin-top: 12px;
  font-size: 0.86rem;
}

.ai-status-strip,
.ai-settings-list {
  display: grid;
  gap: 10px;
}

.ai-status-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.62);
  border: 1px solid rgba(148, 163, 184, 0.16);
}

.ai-status-item span:first-child {
  color: var(--text-sub, #94a3b8);
}

.ai-status-item strong {
  text-align: right;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 800;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background: rgba(148, 163, 184, 0.12);
}

.ai-badge.success {
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.4);
  background: rgba(34, 197, 94, 0.14);
}

.ai-badge.warning {
  color: #fde68a;
  border-color: rgba(245, 158, 11, 0.36);
  background: rgba(245, 158, 11, 0.14);
}

.ai-badge.bad {
  color: #fda4af;
  border-color: rgba(244, 63, 94, 0.38);
  background: rgba(244, 63, 94, 0.12);
}

.ai-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.tenant-sensitive-connect-panel {
  display: grid;
  gap: 14px;
  padding: 12px 0 12px 14px;
  border-left: 3px solid rgba(45, 212, 191, 0.62);
  background: rgba(20, 184, 166, 0.1);
}

.tenant-sensitive-connect-panel__head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
}

.tenant-sensitive-connect-panel__head strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text-main, #e5e7eb);
}

.tenant-sensitive-advanced {
  padding: 12px 14px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.42);
}

.tenant-sensitive-advanced summary {
  cursor: pointer;
  color: var(--text-main, #e5e7eb);
  font-weight: 800;
}

.tenant-sensitive-advanced .ai-field {
  margin-top: 12px;
}

.ai-btn {
  border: 1px solid rgba(148, 163, 184, 0.26);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.78);
  color: var(--text-main, #e5e7eb);
  min-height: 40px;
  padding: 9px 13px;
  font-weight: 800;
  cursor: pointer;
}

.ai-btn.primary {
  color: #042f2e;
  background: linear-gradient(135deg, #5eead4, #bef264);
  border-color: transparent;
}

.ai-btn.danger {
  color: #fecaca;
  border-color: rgba(248, 113, 113, 0.38);
  background: rgba(127, 29, 29, 0.28);
}

.ai-btn:disabled,
.ai-btn.disabled,
.ai-btn[aria-disabled="true"] {
  opacity: 0.48;
  cursor: not-allowed;
}

.ai-message {
  min-height: 38px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  color: var(--text-sub, #94a3b8);
  background: rgba(15, 23, 42, 0.48);
}

.ai-message.good {
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.36);
  background: rgba(34, 197, 94, 0.12);
}

.ai-message.warn {
  color: #fde68a;
  border-color: rgba(245, 158, 11, 0.36);
  background: rgba(245, 158, 11, 0.12);
}

.ai-message.bad {
  color: #fda4af;
  border-color: rgba(244, 63, 94, 0.38);
  background: rgba(244, 63, 94, 0.12);
}

.ai-message--with-action {
  display: grid;
  gap: 10px;
}

.ai-message__action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}

.ai-message__action-row .ai-btn {
  min-height: 34px;
}

.ai-message__action-hint {
  color: var(--text-sub, #94a3b8);
  font-size: 0.88rem;
}

.ai-hidden {
  display: none !important;
}

.tenant-settings-content {
  display: grid;
  gap: 16px;
}

.tenant-settings-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tenant-settings-tab {
  min-height: 40px;
  padding: 9px 14px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  border-radius: 8px;
  color: var(--text-main, #e5e7eb);
  background: rgba(15, 23, 42, 0.72);
  font-weight: 800;
  cursor: pointer;
}

.tenant-settings-tab.active {
  color: #042f2e;
  border-color: transparent;
  background: linear-gradient(135deg, #5eead4, #bef264);
}

.tenant-settings-panel {
  display: grid;
  gap: 18px;
}

.tenant-local-db-dashboard__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.tenant-local-db-kpis {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tenant-local-db-kpis .ai-status-item {
  min-width: 0;
}

.tenant-local-db-kpis .ai-status-item strong {
  overflow-wrap: anywhere;
}

.tenant-local-math-import {
  display: grid;
  gap: 12px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(94, 234, 212, 0.2);
  border-radius: 8px;
  background: rgba(15, 118, 110, 0.12);
}

.tenant-local-math-import__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.tenant-local-math-import__head h3 {
  margin: 0 0 6px;
  color: var(--text-main, #e5e7eb);
  font-size: 1rem;
  font-weight: 850;
}

#localSensitiveMathDailyImportStatus[data-tone="good"] {
  color: #86efac;
}

#localSensitiveMathDailyImportStatus[data-tone="bad"] {
  color: #fca5a5;
}

#localSensitiveMathDailyImportStatus[data-tone="info"] {
  color: #93c5fd;
}

.tenant-local-math-import__controls {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) repeat(2, minmax(140px, 1fr));
  gap: 10px;
}

.tenant-local-math-import__controls label {
  display: grid;
  gap: 6px;
  min-width: 0;
  color: var(--text-sub, #94a3b8);
  font-size: 0.84rem;
  font-weight: 800;
}

.tenant-local-math-import__controls .ai-input,
.tenant-local-math-import__controls .ai-select {
  width: 100%;
  min-width: 0;
}

.tenant-local-surface-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.tenant-local-surface-row {
  display: grid;
  gap: 8px;
  min-width: 0;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.5);
}

.tenant-local-surface-row__title {
  margin: 0;
  color: var(--text-main, #e5e7eb);
  font-weight: 850;
}

.tenant-local-surface-row__meta {
  margin: 0;
  min-height: 34px;
  color: var(--text-sub, #94a3b8);
  font-size: 0.86rem;
  line-height: 1.45;
}

.tenant-local-sync-run-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.tenant-local-sync-run-row {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.5);
}

.tenant-local-sync-run-row p {
  margin: 0;
  color: var(--text-sub, #94a3b8);
  line-height: 1.45;
}

.tenant-local-sync-run-row__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.tenant-local-board-archive-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.tenant-local-board-archive-card {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-width: 0;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.5);
}

.tenant-local-board-archive-card__media,
.tenant-local-board-archive-card__placeholder {
  width: 76px;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  overflow: hidden;
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.tenant-local-board-archive-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tenant-local-board-archive-card__placeholder {
  display: grid;
  place-items: center;
  color: var(--text-sub, #94a3b8);
  font-size: 0.78rem;
  font-weight: 850;
}

.tenant-local-board-archive-card strong,
.tenant-local-board-archive-card p {
  display: block;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tenant-local-board-archive-card strong {
  color: var(--text-main, #e5e7eb);
  font-size: 0.92rem;
}

.tenant-local-board-archive-card p,
.tenant-local-board-archive-empty {
  color: var(--text-sub, #94a3b8);
  font-size: 0.82rem;
  line-height: 1.45;
}

.tenant-local-board-archive-empty {
  padding: 12px;
  border-radius: 8px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.5);
}

@media (max-width: 920px) {
  .tenant-local-db-kpis,
  .tenant-local-surface-list,
  .tenant-local-board-archive-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .tenant-local-db-kpis,
  .tenant-local-surface-list,
  .tenant-local-board-archive-list {
    grid-template-columns: 1fr;
  }

  .tenant-local-math-import__head,
  .tenant-local-math-import__controls {
    grid-template-columns: 1fr;
  }

  .tenant-local-math-import__head {
    display: grid;
  }
}

.tenant-toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  color: var(--text-main, #e5e7eb);
  font-weight: 800;
}

.tenant-toggle-row input {
  width: 18px;
  height: 18px;
}

.student-operation-preset-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.student-operation-preset-card {
  display: grid;
  gap: 8px;
  min-width: 0;
  min-height: 150px;
  padding: 16px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.48);
  cursor: pointer;
  transition: border-color 0.16s ease, background 0.16s ease, transform 0.16s ease;
}

.student-operation-preset-card:hover {
  border-color: rgba(59, 130, 246, 0.46);
  transform: translateY(-1px);
}

.student-operation-preset-card.is-selected {
  border-color: rgba(34, 197, 94, 0.68);
  background: rgba(20, 83, 45, 0.18);
}

.student-operation-preset-radio {
  width: 18px;
  height: 18px;
  margin: 0;
}

.student-operation-preset-title {
  color: var(--text-main, #e5e7eb);
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.25;
  word-break: keep-all;
}

.student-operation-preset-desc,
.student-operation-preset-meta {
  color: var(--text-sub, #94a3b8);
  font-size: 0.86rem;
  line-height: 1.45;
  word-break: keep-all;
}

.student-operation-preset-meta {
  color: rgba(203, 213, 225, 0.84);
}

.student-home-advanced {
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 8px;
  background: rgba(2, 6, 23, 0.24);
}

.student-home-advanced summary {
  padding: 12px 14px;
  color: var(--text-main, #e5e7eb);
  cursor: pointer;
  font-weight: 900;
}

.student-home-advanced-body {
  display: grid;
  gap: 6px;
  padding: 0 14px 14px;
}

.student-v3-menu-panel {
  display: grid;
  gap: 12px;
  margin: 6px 0 14px;
  padding: 14px;
  border: 1px solid rgba(59, 130, 246, 0.24);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.42);
}

.student-v3-menu-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.student-v3-menu-head h3 {
  margin: 0 0 4px;
  color: var(--text-main, #e5e7eb);
  font-size: 1rem;
}

.student-v3-module-list {
  display: grid;
  gap: 10px;
}

.student-v3-module-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 8px;
  background: rgba(2, 6, 23, 0.28);
}

.student-v3-module-main {
  display: flex;
  gap: 10px;
  min-width: 0;
  align-items: flex-start;
}

.student-v3-module-main input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  flex: 0 0 auto;
}

.student-v3-module-title {
  margin: 0;
  color: var(--text-main, #e5e7eb);
  font-weight: 900;
}

.student-v3-module-desc {
  margin: 3px 0 0;
  color: var(--text-sub, #94a3b8);
  font-size: 0.84rem;
  line-height: 1.35;
}

.student-v3-module-actions {
  display: flex;
  gap: 6px;
}

.student-v3-module-actions .ai-btn {
  width: 34px;
  min-width: 34px;
  height: 34px;
  padding: 0;
}

.tenant-reminder-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.tenant-reminder-row {
  display: grid;
  grid-template-columns: minmax(88px, 120px) minmax(120px, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.tenant-role-grid {
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
}

.tenant-role-head,
.tenant-role-toolbar,
.tenant-role-row__main,
.tenant-role-row__actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.tenant-role-head {
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.tenant-role-toolbar {
  margin: 14px 0 10px;
  align-items: stretch;
}

.tenant-role-toolbar .ai-input {
  min-width: 0;
}

.tenant-role-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.tenant-role-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.54);
}

.tenant-role-row__avatar {
  display: inline-flex;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: #042f2e;
  font-weight: 900;
  background: linear-gradient(135deg, #5eead4, #bef264);
}

.tenant-role-row__identity {
  min-width: 0;
}

.tenant-role-row__name {
  margin: 0;
  color: var(--text-main, #e5e7eb);
  font-weight: 900;
}

.tenant-role-row__meta {
  margin: 3px 0 0;
  color: var(--text-sub, #94a3b8);
  font-size: 0.84rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.tenant-role-row__actions {
  justify-content: flex-end;
}

.tenant-role-row .ai-select {
  min-width: 170px;
}

.tenant-role-note {
  margin-top: 14px;
  font-size: 0.9rem;
}

.tenant-tutorial-grid {
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.88fr);
}

.tenant-tutorial-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.tenant-tutorial-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 8px;
  background: rgba(15, 23, 42, 0.54);
}

.tenant-tutorial-row__main {
  min-width: 0;
}

.tenant-tutorial-row__title {
  margin: 0;
  color: var(--text-main, #e5e7eb);
  font-weight: 900;
}

.tenant-tutorial-row__meta {
  margin: 3px 0 0;
  color: var(--text-sub, #94a3b8);
  font-size: 0.84rem;
  line-height: 1.35;
}

@media (max-width: 780px) {
  .ai-settings-topbar {
    flex-direction: column;
  }

  .ai-settings-nav {
    justify-content: flex-start;
  }

  .ai-settings-grid {
    grid-template-columns: 1fr;
  }

  .ai-model-insight__facts,
  .ai-model-guide,
  .ai-feature-model-row,
  .ai-usage-summary,
  .ai-usage-row {
    grid-template-columns: 1fr;
  }

  .ai-usage-row__metrics {
    justify-items: start;
    text-align: left;
  }

  .ai-model-guide-head {
    flex-direction: column;
  }

  .tenant-reminder-row,
  .tenant-tutorial-row,
  .tenant-role-row {
    grid-template-columns: 1fr;
  }

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

  .tenant-role-head,
  .tenant-role-toolbar,
  .tenant-tutorial-row,
  .tenant-role-row__main,
  .tenant-role-row__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .tenant-role-row .ai-select,
  .tenant-role-row .ai-btn {
    width: 100%;
  }

  .student-v3-menu-head,
  .student-v3-module-row {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .student-v3-module-actions .ai-btn {
    width: 100%;
  }
}