:root {
  --account-bg: #faf8f3;
  --account-panel: #ffffff;
  --account-primary: #1e3a8a;
  --account-primary-dark: #1e2f6b;
  --account-primary-soft: #eef2ff;
  --account-accent: #c97826;
  --account-text: #1a1f36;
  --account-text-soft: #52607a;
  --account-border: #d9d4c6;
  --account-border-soft: #ebe7dd;
  --account-danger-bg: #fef2f2;
  --account-danger-text: #b91c1c;
  --account-success-bg: #ecfdf5;
  --account-success-text: #166534;
  --account-shadow: 0 18px 48px rgba(26, 31, 54, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body.account-shell {
  font-family: "Heebo", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(30, 58, 138, 0.14), transparent 30%),
    linear-gradient(180deg, #f6f2e8 0%, var(--account-bg) 38%, #f8fafc 100%);
  color: var(--account-text);
}

.account-layout {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(260px, 420px) minmax(320px, 520px);
  justify-content: center;
  align-content: center;
  gap: 28px;
  padding: 32px 20px;
}

.account-hero,
.account-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(217, 212, 198, 0.9);
  border-radius: 24px;
  box-shadow: var(--account-shadow);
  backdrop-filter: blur(8px);
}

.account-hero {
  padding: 32px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.account-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--account-primary-soft);
  color: var(--account-primary);
  font-size: 0.9rem;
  font-weight: 700;
}

.account-hero h1 {
  margin: 18px 0 10px;
  font-size: clamp(2rem, 3vw, 2.6rem);
  line-height: 1.2;
}

.account-hero p {
  margin: 0;
  color: var(--account-text-soft);
  line-height: 1.8;
}

.account-notes {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.account-notes li {
  position: relative;
  padding-inline-start: 18px;
  color: var(--account-text-soft);
}

.account-notes li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.85em;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--account-accent);
}

.account-card {
  padding: 30px 28px;
}

.account-card h2 {
  margin: 0 0 8px;
  font-size: 1.8rem;
}

.account-intro {
  margin: 0 0 24px;
  color: var(--account-text-soft);
  line-height: 1.7;
}

.account-alert,
.validation-summary-errors,
.validation-summary-valid {
  margin-bottom: 18px;
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 0.98rem;
  line-height: 1.65;
}

.account-alert.error,
.validation-summary-errors {
  background: var(--account-danger-bg);
  color: var(--account-danger-text);
  border: 1px solid rgba(185, 28, 28, 0.18);
}

.account-alert.success {
  background: var(--account-success-bg);
  color: var(--account-success-text);
  border: 1px solid rgba(22, 101, 52, 0.14);
}

.ai-pricing-alert--warning {
  background: #fff7ed;
  color: #b45309;
  border: 1px solid rgba(180, 83, 9, 0.18);
}

.validation-summary-valid:empty {
  display: none;
}

.account-form {
  display: grid;
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

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

.form-field.span-2 {
  grid-column: 1 / -1;
}

.form-field label,
.checkbox-field label {
  font-weight: 700;
  color: var(--account-text);
}

.form-field input,
.form-field select {
  width: 100%;
  border: 1px solid var(--account-border);
  border-radius: 14px;
  padding: 13px 14px;
  font: inherit;
  color: var(--account-text);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--account-primary);
  box-shadow: 0 0 0 4px rgba(30, 58, 138, 0.12);
}

.field-hint {
  color: var(--account-text-soft);
  font-size: 0.93rem;
  line-height: 1.65;
}

.field-validation-error {
  color: var(--account-danger-text);
  font-size: 0.92rem;
}

.checkbox-field {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  background: #fcfaf5;
  border: 1px solid var(--account-border-soft);
  border-radius: 16px;
}

.checkbox-input {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.checkbox-input input {
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--account-primary);
  flex-shrink: 0;
}

.account-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.account-button {
  border: none;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--account-primary) 0%, #2941a3 100%);
  color: white;
  padding: 13px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(30, 58, 138, 0.2);
}

.account-button:hover {
  filter: brightness(1.04);
}

.account-button.small {
  padding: 9px 14px;
  border-radius: 12px;
  font-size: 0.92rem;
}

.account-link {
  color: var(--account-primary);
  font-weight: 700;
  text-decoration: none;
}

.account-link:hover {
  text-decoration: underline;
}

.account-footer {
  margin-top: 18px;
  color: var(--account-text-soft);
  line-height: 1.7;
}

.account-shell--single .account-layout {
  grid-template-columns: minmax(320px, 760px);
}

.account-shell--wide .account-layout {
  grid-template-columns: minmax(280px, 380px) minmax(420px, 860px);
}

.report-page .account-layout--report,
.account-shell--wide .account-layout--report {
  width: min(90vw, 1680px);
  margin-inline: auto;
  grid-template-columns: minmax(0, 1fr);
  justify-content: stretch;
  align-content: start;
}

.report-page .report-hero,
.report-page .report-main {
  width: 100%;
  min-width: 0;
}

.report-page .report-main {
  display: grid;
  gap: 22px;
}

.account-card-header {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.account-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.account-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #fcfaf5;
  border: 1px solid var(--account-border-soft);
  color: var(--account-text-soft);
  font-size: 0.9rem;
  font-weight: 600;
}

.account-card-subtitle {
  margin: 0;
  color: var(--account-text-soft);
  line-height: 1.7;
}

.account-stack {
  display: grid;
  gap: 18px;
}

.account-surface {
  background: #fcfbf7;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  padding: 18px 20px;
}

.account-surface h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.account-surface p {
  margin: 0;
  color: var(--account-text-soft);
  line-height: 1.7;
}

.account-meta-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.account-meta-list li {
  color: var(--account-text-soft);
  line-height: 1.7;
}

.account-divider {
  height: 1px;
  border: 0;
  background: var(--account-border-soft);
  margin: 4px 0;
}

.account-link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.account-button.secondary {
  background: #fff;
  color: var(--account-primary);
  border: 1px solid rgba(30, 58, 138, 0.22);
  box-shadow: none;
}

.account-button.danger {
  background: linear-gradient(135deg, #c2410c 0%, #dc2626 100%);
  box-shadow: 0 8px 20px rgba(220, 38, 38, 0.18);
}

.account-button.secondary:hover,
.account-button.danger:hover {
  filter: brightness(1.04);
}

.admin-report-grid {
  display: grid;
  gap: 16px;
}

.admin-form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-form-grid .form-field.span-full {
  grid-column: 1 / -1;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.summary-card {
  background: #fff;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  padding: 16px 18px;
  display: grid;
  gap: 6px;
  box-shadow: 0 10px 26px rgba(26, 31, 54, 0.06);
}

.summary-card-label {
  color: var(--account-text-soft);
  font-size: 0.92rem;
  line-height: 1.5;
}

.summary-card-value {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 800;
  color: var(--account-primary);
}

.summary-card-accent .summary-card-value {
  color: var(--account-accent);
}

.summary-card-success .summary-card-value {
  color: var(--account-success-text);
}

.summary-card-warning .summary-card-value {
  color: #b45309;
}

.summary-card-danger .summary-card-value {
  color: var(--account-danger-text);
}

.reports-role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.reports-role-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  padding: 18px;
  display: grid;
  gap: 6px;
}

.reports-role-card h3 {
  margin: 0;
  font-size: 1rem;
}

.reports-role-card p {
  margin: 0;
  color: var(--account-text-soft);
}

.reports-role-card strong {
  font-size: 1.6rem;
  color: var(--account-primary);
}

.reports-link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.reports-link-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  padding: 18px;
  display: grid;
  gap: 10px;
}

.reports-link-card h3 {
  margin: 0;
  font-size: 1rem;
}

.reports-link-card p {
  margin: 0;
  color: var(--account-text-soft);
  line-height: 1.7;
}

.report-page-card {
  display: grid;
  gap: 22px;
}

.report-page-nav {
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  background: #fcfbf7;
}

.report-page-nav--top {
  margin-bottom: 24px;
}

.report-page-nav-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.report-empty-state {
  display: grid;
  gap: 8px;
}

.report-filter-grid--feedback {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.report-filter-grid--six {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.report-filter-grid--dates {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-users-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  background: #fff;
}

.admin-users-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

.account-layout--stacked {
  grid-template-columns: minmax(320px, 1160px);
  align-content: start;
}

.account-layout--stacked > * {
  min-width: 0;
}

.account-layout--report {
  width: min(90vw, 1680px);
  margin-inline: auto;
}

.ai-pricing-layout {
  grid-template-columns: minmax(220px, 280px) minmax(0, 860px);
  align-items: start;
}

.ai-pricing-sidebar {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 18px;
  padding: 22px;
}

.ai-pricing-hero {
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.ai-pricing-main {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.ai-pricing-status-surface {
  display: grid;
  gap: 18px;
}

.ai-pricing-section {
  scroll-margin-top: 24px;
}

.ai-pricing-nav {
  display: grid;
  gap: 10px;
  padding-top: 4px;
  border-top: 1px solid var(--account-border-soft);
}

.ai-pricing-nav-title {
  margin: 0 0 2px;
  color: var(--account-text-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.ai-pricing-nav-link {
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: #fcfbf7;
  color: var(--account-text);
  font-weight: 700;
  text-decoration: none;
  transition: border-color 0.15s ease, background-color 0.15s ease, color 0.15s ease;
}

.ai-pricing-nav-link:hover,
.ai-pricing-nav-link:focus-visible {
  outline: none;
  border-color: rgba(30, 58, 138, 0.2);
  background: var(--account-primary-soft);
  color: var(--account-primary);
}

.ai-pricing-custom-fields,
.ai-pricing-advanced-details {
  display: grid;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  background: #fcfbf7;
}

.ai-pricing-custom-fields summary,
.ai-pricing-advanced-details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--account-text);
}

.ai-pricing-custom-fields[open] summary,
.ai-pricing-advanced-details[open] summary {
  margin-bottom: 4px;
}

.ai-pricing-advanced-content {
  display: grid;
  gap: 18px;
}

.account-layout--admin-users .account-hero,
.account-layout--admin-users .account-card {
  width: 100%;
}

.admin-users-search-form {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 16px;
  align-items: end;
  padding: 18px 20px;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  background: #fcfbf7;
}

.admin-users-table th,
.admin-users-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--account-border-soft);
  text-align: right;
  vertical-align: top;
}

.admin-users-table thead th {
  font-size: 0.92rem;
  color: var(--account-text-soft);
  font-weight: 700;
  background: #fcfaf5;
}

.admin-users-table tbody tr:hover {
  background: rgba(30, 58, 138, 0.03);
}

.role-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inline-form {
  margin: 0;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1;
}

.status-pill--success {
  background: var(--account-success-bg);
  color: var(--account-success-text);
}

.status-pill--warning {
  background: #fff7ed;
  color: #b45309;
}

.status-pill--danger {
  background: var(--account-danger-bg);
  color: var(--account-danger-text);
}

.report-filter-form {
  display: grid;
  gap: 16px;
}

.report-filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--account-border-soft);
  border-radius: 18px;
  background: #fcfbf7;
}

.report-filter-grid--five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.feedback-report-list {
  display: grid;
  gap: 16px;
}

.feedback-report-item {
  display: grid;
  gap: 18px;
  padding: 22px;
  background: linear-gradient(180deg, #fffefb 0%, #f8fafc 100%);
  box-shadow: 0 10px 26px rgba(26, 31, 54, 0.05);
}

.feedback-report-header {
  display: grid;
  gap: 14px;
}

.feedback-report-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 0;
}

.feedback-report-meta div {
  padding: 12px 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--account-border-soft);
}

.feedback-report-meta dt {
  margin: 0 0 6px;
  font-size: 0.9rem;
  color: var(--account-text-soft);
  font-weight: 700;
}

.feedback-report-meta dd {
  margin: 0;
  color: var(--account-text);
  line-height: 1.7;
}

.feedback-report-content-grid {
  display: grid;
  gap: 14px;
}

.feedback-report-section {
  background: #fff;
  border: 1px solid rgba(217, 212, 198, 0.9);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.feedback-report-section--question {
  background: #fffdf8;
}

.feedback-report-section--answer {
  background: #f8fbff;
}

.feedback-report-section--feedback {
  background: #fcfaf5;
}

.feedback-report-section h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.feedback-report-section p {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.8;
  color: var(--account-text);
}

.report-pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.user-details-page {
  width: min(1560px, calc(100% - 32px));
}

.user-details-profile-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.user-details-identifier {
  overflow-wrap: anywhere;
  direction: ltr;
  text-align: start;
}

.user-details-markdown {
  min-width: 0;
  overflow-wrap: anywhere;
  line-height: 1.8;
}

.user-details-markdown > :first-child {
  margin-top: 0;
}

.user-details-markdown > :last-child {
  margin-bottom: 0;
}

.user-details-markdown pre {
  max-width: 100%;
  overflow-x: auto;
  direction: ltr;
  text-align: left;
}

.user-details-markdown img,
.user-details-markdown iframe,
.user-details-markdown form {
  display: none;
}

.teacher-activity-table {
  min-width: 1580px;
}

.report-table-surface {
  padding: 18px;
  background: linear-gradient(180deg, #fffefb 0%, #f8fafc 100%);
  min-width: 0;
  max-width: 100%;
}

.report-period-totals {
  display: grid;
  gap: 18px;
  padding: 22px;
  background: linear-gradient(180deg, #fffdf8 0%, #f8fafc 100%);
}

.report-period-total-grid {
  display: grid;
  gap: 18px;
}

.report-period-total-card {
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--account-border-soft);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 32px rgba(26, 31, 54, 0.08);
}

.ai-costs-table {
  min-width: 1820px;
}

.ai-cost-summary-table {
  min-width: 1320px;
}

.report-page-card,
.report-page-card .account-stack,
.report-page-card .admin-users-table-wrap {
  min-width: 0;
  max-width: 100%;
}

@media (max-width: 960px) {
  .account-layout {
    grid-template-columns: minmax(0, 620px);
  }

  .account-hero {
    order: 2;
  }

  .account-card {
    order: 1;
  }

  .account-shell--wide .account-layout {
    grid-template-columns: minmax(0, 720px);
  }

  .report-page .account-layout--report,
  .account-shell--wide .account-layout--report {
    grid-template-columns: minmax(0, 1fr);
    width: min(90vw, 720px);
  }

  .ai-pricing-layout,
  .account-shell--wide .ai-pricing-layout {
    grid-template-columns: minmax(0, 720px);
  }

  .ai-pricing-sidebar {
    position: static;
    padding: 24px 22px;
  }

  .report-page-nav {
    justify-content: flex-start;
  }

  .report-page .report-hero,
  .report-page .report-main {
    order: initial;
  }
}

@media (max-width: 640px) {
  .account-layout {
    padding: 18px 14px;
    gap: 18px;
  }

  .account-card,
  .account-hero {
    padding: 22px 18px;
    border-radius: 20px;
  }

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

  .admin-form-grid {
    grid-template-columns: 1fr;
  }

  .report-filter-grid {
    grid-template-columns: 1fr;
  }

  .admin-users-search-form {
    grid-template-columns: 1fr;
  }

  .account-actions,
  .account-link-row,
  .account-badge-row {
    align-items: stretch;
  }

  .report-page-nav-group {
    width: 100%;
  }
}