/*
 * EXPERTON AI interface harmonization layer.
 *
 * This file intentionally loads after the feature styles. It provides one
 * readable type scale, one control geometry and responsive layout rules for
 * the whole authenticated cabinet without coupling those rules to a feature.
 */
:root {
  --xp-font-sans: Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  --xp-font-body: 15px;
  --xp-font-label: 13px;
  --xp-font-meta: 12px;
  --xp-font-caption: 12px;
  --xp-control-height: 48px;
  --xp-control-height-compact: 42px;
  --xp-card-padding: 20px;
  --xp-panel-gap: 20px;
}

html {
  overflow-x: hidden;
  font-family: var(--xp-font-sans);
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  /* hidden creates a non-scrolling ancestor for the sticky sidebar. Keep
     horizontal clipping without capturing the document's vertical scroll. */
  overflow-x: clip;
  font-family: var(--xp-font-sans);
  font-size: var(--xp-font-body);
  line-height: 1.5;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.35;
}

/* Native file-picker buttons do not inherit the input typography by default. */
input[type="file"]::file-selector-button {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
}

input,
select,
textarea {
  min-width: 0;
  min-height: var(--xp-control-height);
  border-radius: var(--xp-radius-sm);
}

select {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

button,
.button-secondary,
.payment-continue {
  min-height: var(--xp-control-height);
  padding-inline: 22px;
  font-size: 14px;
  line-height: 1.2;
}

.button-secondary.compact,
.mini-button,
.table-select,
.text-button.inline {
  min-height: var(--xp-control-height-compact);
  font-size: 13px;
}

label,
.compact-filter,
.support-create-form label,
.support-filters label,
.support-management label,
.support-correspondence label,
.control-filters label,
.control-actions label,
.results-filters label,
.result-workflow-form label,
.result-revision-form label,
.result-compare-controls label {
  min-width: 0;
  color: #4f544f;
  font-size: var(--xp-font-label);
  font-weight: 750;
  line-height: 1.35;
}

.shell,
.workspace,
.view,
.dashboard-panel,
.workspace-panel,
.admin-panel,
.product-panel,
.support-panel,
.control-panel,
.results-panel,
form,
fieldset,
section,
article,
label {
  min-width: 0;
}

.is-authenticated .view {
  width: min(1440px, 100%);
  max-width: 100%;
}

.is-authenticated .workspace {
  overflow-x: clip;
  padding-right: clamp(20px, 3vw, 48px);
  padding-left: clamp(20px, 3vw, 48px);
}

.is-authenticated .dashboard-header {
  align-items: center;
  min-height: 118px;
}

.is-authenticated .dashboard-header h2 {
  max-width: 100%;
  font-size: clamp(31px, 3vw, 46px);
  line-height: 1.04;
  overflow-wrap: anywhere;
}

.dashboard-header .muted,
.section-help,
.compact-copy,
.empty-card p,
.ui-state p {
  color: var(--xp-muted);
  font-size: 13px;
  line-height: 1.55;
}

.panel-heading,
.subsection-heading,
.support-section-heading,
.support-list-heading,
.support-detail-header,
.control-detail-header,
.control-section-heading,
.result-detail-header,
.result-section-heading {
  gap: 16px;
}

.panel-heading h3 {
  font-size: clamp(24px, 2.2vw, 32px);
  line-height: 1.12;
}

.section-label,
.nav-group-label {
  font-size: 11px;
  line-height: 1.25;
  letter-spacing: .15em;
}

.badge,
.role-badge,
.support-pill,
.control-pill,
.result-type,
.result-context-chip,
.control-context-chip {
  min-height: 28px;
  padding: 6px 10px;
  font-size: 11px;
  line-height: 1.2;
}

/* Sidebar */
.brand-copy small {
  font-size: 10px;
  line-height: 1.3;
}

.is-authenticated .brand-panel .lead,
.is-authenticated .service-status {
  font-size: 12px;
}

.nav-item {
  min-height: 44px;
  font-size: 14px;
  line-height: 1.25;
}

.nav-item small,
.nav-item .nav-unread-badge {
  font-size: 11px;
}

/* Shared card geometry */
.admin-panel {
  padding: clamp(20px, 2vw, 30px);
}

.overview-block,
.workspace-summary,
.subscription-summary,
.support-detail,
.control-detail,
.result-detail {
  padding: var(--xp-card-padding);
}

.project-card,
.order-card,
.material-card,
.expert-card,
.support-card,
.control-card,
.result-card,
.dashboard-feed-item,
.action-item {
  line-height: 1.45;
}

.project-card small,
.order-card small,
.material-card small,
.expert-card small,
.dashboard-feed-copy small,
.action-item p {
  font-size: var(--xp-font-meta);
}

.lead-card-grid span,
.lead-task-label,
.lead-delivery-description small,
.lead-delivery-state small,
th,
.usage-metrics span,
.eval-case-number,
.eval-result-meta,
.project-code,
.project-card-meta,
.project-detail-grid span,
.project-task-meta,
.task-comment small,
.order-card-meta,
.order-workflow-guide small,
.order-metrics span,
.order-copy-grid small,
.order-material-identity small,
.order-issue > small,
.materials-summary span,
.material-card-meta,
.material-detail-metrics span,
.material-version small {
  font-size: var(--xp-font-meta);
  line-height: 1.45;
}

.prompt-version button {
  min-height: var(--xp-control-height-compact);
  font-size: 12px;
}

.usage-metrics {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}

.order-metrics {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.order-metrics > div,
.material-detail-metrics > div,
.project-detail-grid > div,
.materials-summary article {
  min-height: 88px;
  padding: 15px;
  border-radius: 15px;
}

.order-metrics strong,
.material-detail-metrics strong,
.project-detail-grid strong {
  font-size: 14px;
  line-height: 1.45;
}

/* Dashboard */
.overview-metrics {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.overview-metrics .metric-card {
  min-height: 142px;
  padding: 20px;
}

.overview-metrics .metric-card span {
  font-size: 12px;
  line-height: 1.35;
}

.overview-metrics .metric-card small,
.quota-overview-row,
.quota-overview-period,
.dashboard-feed-copy small {
  font-size: 12px;
}

/* Tariffs and limits */
.subscription-usage-grid {
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 12px;
}

.entitlement-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.entitlement-card {
  min-height: 112px;
  padding: 16px;
  border-radius: 15px;
}

.entitlement-card span,
.entitlement-card small,
.entitlement-access-grid span,
.quota-card > span {
  font-size: 12px;
  line-height: 1.35;
}

.entitlement-card strong,
.entitlement-access-grid strong,
.quota-card strong {
  font-size: 15px;
  line-height: 1.4;
}

.entitlement-access-grid {
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(220px, .7fr));
  gap: 12px;
}

.entitlement-access-grid > div,
.subscription-billing-grid > div,
.quota-card {
  padding: 15px 16px;
  border-radius: 15px;
}

/* AI tools and working dialogue */
.expert-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.expert-card {
  min-height: 166px;
  padding: 20px;
}

.expert-card h5 {
  font-size: 18px;
  line-height: 1.3;
}

.expert-card p {
  font-size: 14px;
  line-height: 1.55;
}

.chat-controls {
  flex: 1 1 560px;
  align-items: stretch;
}

.chat-controls select {
  flex-basis: 280px;
  max-width: 420px;
  min-height: var(--xp-control-height-compact);
}

.chat-scenario-panel {
  gap: 16px;
  padding: 22px;
}

.chat-scenario-heading {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: end;
  gap: 20px;
}

.chat-scenario-heading > div { grid-column: span 3; }
.chat-scenario-heading > label:first-of-type { grid-column: span 3; }
.chat-scenario-heading > label:last-of-type { grid-column: span 6; }

.chat-scenario-heading label {
  width: 100%;
  min-width: 0;
  font-size: var(--xp-font-label);
}

.chat-scenario-inputs span,
.chat-scenario-actions small,
.chat-message-meta,
.chat-message-usage,
.chat-form-footer small {
  font-size: 12px;
  line-height: 1.45;
}

.chat-scenario-actions {
  align-items: center;
}

/* Support and Control summaries */
.support-summary,
.control-summary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.support-summary article,
.control-summary article {
  min-height: 122px;
  padding: 18px;
}

.support-summary span,
.control-summary span {
  font-size: 12px;
  line-height: 1.3;
}

.support-summary strong,
.control-summary strong {
  margin-block: 8px 4px;
  font-size: 32px;
  line-height: 1;
}

.support-summary small,
.control-summary small {
  font-size: 12px;
  line-height: 1.4;
}

/* Filter panels use a balanced 12-column rhythm on large screens. */
.support-filters {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
  padding: 20px;
}

.support-search { grid-column: span 6; }
.support-filters > label:not(.support-search):not(.support-check) { grid-column: span 3; }
.support-filters > label:nth-of-type(4) { grid-column: span 4; }
.support-check { grid-column: span 4; padding-bottom: 13px; }
.support-filter-actions { grid-column: span 4; justify-content: flex-end; }

.control-filters,
.results-filters {
  gap: 14px;
  padding: 20px;
}

.control-filters {
  grid-template-columns: repeat(4, minmax(190px, 1fr));
}

.results-filters {
  grid-template-columns: repeat(5, minmax(170px, 1fr));
}

.support-filters input,
.support-filters select,
.control-filters input,
.control-filters select,
.results-filters input,
.results-filters select,
.support-management input,
.support-management select,
.support-correspondence textarea,
.support-correspondence select,
.control-actions input,
.control-actions select,
.control-actions textarea,
.result-workflow-form input,
.result-workflow-form select,
.result-workflow-form textarea,
.result-revision-form input,
.result-revision-form select,
.result-revision-form textarea {
  min-height: var(--xp-control-height);
  margin-top: 7px;
}

/* Master/detail layouts */
.support-workspace,
.control-workspace,
.results-workspace {
  grid-template-columns: minmax(320px, .72fr) minmax(0, 1.28fr);
  gap: var(--xp-panel-gap);
}

.support-card,
.control-card,
.result-card {
  gap: 10px;
  padding: 17px 17px 17px 21px;
  border-radius: 18px !important;
}

.support-code,
.support-card-context,
.support-card-footer,
.control-card-context,
.control-card-footer,
.result-card-context,
.result-card-footer {
  font-size: 12px;
  line-height: 1.45;
}

.support-card > strong,
.control-card > strong,
.result-card > strong {
  font-size: 15px;
  line-height: 1.4;
}

.support-detail-header h4,
.control-detail-header h4,
.result-detail-header h4 {
  font-size: clamp(25px, 2.4vw, 34px);
  line-height: 1.1;
}

.support-meta-grid,
.control-meta-grid,
.result-meta-grid {
  gap: 10px;
}

.support-meta-grid > div,
.control-meta-grid > div,
.result-meta-grid > div {
  min-height: 88px;
  padding: 14px;
}

.support-meta-grid span,
.control-meta-grid span,
.result-meta-grid span {
  font-size: 11px;
  line-height: 1.3;
}

.support-meta-grid strong,
.control-meta-grid strong,
.result-meta-grid strong {
  font-size: 13px;
  line-height: 1.4;
}

.support-management form {
  grid-template-columns: minmax(190px, .9fr) minmax(240px, 1.4fr) auto;
  gap: 12px;
}

.support-management form:first-of-type {
  grid-template-columns: minmax(260px, 1fr) auto;
}

.support-message,
.support-event,
.control-event,
.result-event,
.result-change-entry {
  padding: 15px;
}

.support-message-head strong,
.control-event strong,
.result-event strong,
.result-change-entry strong {
  font-size: 13px;
}

.support-message-head span,
.support-message-head time,
.support-event time,
.support-event small,
.control-event time,
.control-event small,
.result-event small,
.result-change-entry small {
  font-size: 12px;
}

.support-message p,
.support-event p,
.control-event p,
.result-event p,
.result-change-entry p,
.result-entity p {
  font-size: 13px;
  line-height: 1.6;
}

.control-reason > p,
.control-reason dt,
.control-reason dd,
.result-export-description,
.result-export-status,
.result-version-note,
.result-entity small,
.result-source-link,
.result-entity-empty,
.result-history-item strong,
.result-history-item span,
.result-history-item small,
.result-comparison-summary,
.result-comparison-column h6 {
  font-size: 12px;
  line-height: 1.5;
}

.result-content {
  font-size: 14px;
  line-height: 1.72;
}

.result-comparison-column p {
  font-size: 12px;
  line-height: 1.55;
}

/* Long identifiers and user-provided text must never widen the page. */
.workspace-title-row,
.subscription-heading,
.chat-scenario-heading,
.support-card-head,
.support-card-footer,
.control-card-head,
.control-card-footer,
.result-card-head,
.result-card-footer,
.support-message-head,
.support-event-head,
.control-event-head,
.result-event-head,
.result-change-head {
  min-width: 0;
  max-width: 100%;
}

.support-code,
.support-card strong,
.control-card strong,
.result-card strong,
.support-message p,
.support-event p,
.control-event p,
.result-event p,
.result-change-entry p,
.entitlement-card,
.entitlement-access-grid,
.chat-scenario-panel {
  overflow-wrap: anywhere;
  word-break: normal;
}

.table-wrap,
.chat-message-body pre,
.result-content,
.result-change-columns p {
  max-width: 100%;
  overscroll-behavior-inline: contain;
}

@media (max-width: 1280px) {
  .subscription-usage-grid,
  .entitlement-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

  .entitlement-access-grid { grid-template-columns: 1fr 1fr; }
  .entitlement-access-grid > div:first-child { grid-column: 1 / -1; }

  .support-filters,
  .control-filters,
  .results-filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .support-search,
  .support-filters > label:not(.support-search):not(.support-check),
  .support-filters > label:nth-of-type(4),
  .support-check,
  .support-filter-actions,
  .control-search { grid-column: auto; }

  .support-search,
  .control-search { grid-column: 1 / -1; }
  .support-filter-actions { justify-content: flex-end; }

  .support-workspace,
  .control-workspace,
  .results-workspace {
    grid-template-columns: minmax(280px, .66fr) minmax(0, 1.34fr);
  }

  .lead-controls,
  .project-task-form-grid,
  .task-management-form,
  .project-role-guide,
  .order-material-form,
  .material-detail-metrics,
  .material-metadata-form,
  .subscription-admin-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .materials-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .materials-filters button,
  .order-material-form button,
  .material-metadata-form button,
  .subscription-admin-form button {
    width: 100%;
  }
}

@media (max-width: 1180px) {
  .overview-metrics,
  .subscription-usage-grid,
  .entitlement-grid,
  .order-metrics,
  .usage-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .support-summary,
  .control-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .support-workspace,
  .control-workspace,
  .results-workspace { grid-template-columns: 1fr; }

  .support-list,
  .control-list,
  .results-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .support-management form,
  .support-management form:first-of-type { grid-template-columns: minmax(0, 1fr) auto; }

  .chat-scenario-heading { grid-template-columns: 1fr; }
  .chat-scenario-heading > div,
  .chat-scenario-heading > label:first-of-type,
  .chat-scenario-heading > label:last-of-type { grid-column: 1; }

  .lead-controls,
  .project-task-form-grid,
  .task-management-form,
  .project-role-guide,
  .order-material-form,
  .materials-filters,
  .material-detail-metrics,
  .material-metadata-form,
  .subscription-admin-form { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .is-authenticated .workspace { overflow-x: hidden; }

  .is-authenticated .dashboard-header {
    align-items: stretch;
    min-height: 0;
  }

  .is-authenticated .dashboard-header h2 {
    font-size: clamp(28px, 8vw, 40px);
  }

  .dashboard-actions,
  .heading-actions { align-items: stretch; }

  .dashboard-actions > *,
  .heading-actions > * { min-width: 0; }

  .subscription-heading,
  .entitlement-heading,
  .chat-scenario-actions { align-items: stretch; flex-direction: column; }

  .subscription-context { max-width: none; }
}

@media (max-width: 620px) {
  :root {
    --xp-card-padding: 16px;
    --xp-panel-gap: 14px;
  }

  .admin-panel { padding: 16px; }

  .overview-metrics,
  .support-summary,
  .control-summary,
  .support-filters,
  .control-filters,
  .results-filters,
  .support-list,
  .control-list,
  .results-list,
  .subscription-usage-grid,
  .entitlement-grid,
  .entitlement-access-grid,
  .support-meta-grid,
  .control-meta-grid,
  .result-meta-grid,
  .support-management form,
  .support-management form:first-of-type,
  .support-correspondence form,
  .control-actions form,
  .result-workflow-form,
  .result-revision-form,
  .result-compare-controls {
    grid-template-columns: 1fr;
  }

  .support-search,
  .control-search,
  .entitlement-access-grid > div:first-child,
  .support-wide,
  .support-correspondence form .support-wide,
  .control-actions #control-action-reason-field,
  .result-workflow-form > label,
  .result-revision-form > label {
    grid-column: 1;
  }

  .support-filter-actions,
  .control-filter-actions,
  .results-filter-actions,
  .support-detail-badges,
  .control-detail-badges {
    justify-content: stretch;
  }

  .support-filter-actions > *,
  .control-filter-actions > *,
  .results-filter-actions > *,
  .support-management button,
  .support-correspondence button,
  .control-actions button,
  .result-workflow-form button,
  .result-revision-form button,
  .result-compare-controls button {
    width: 100%;
  }

  .support-detail-header,
  .control-detail-header,
  .result-detail-header,
  .support-message-head,
  .support-event-head,
  .control-event-head,
  .result-event-head,
  .result-change-head {
    display: grid;
  }

  .support-summary article,
  .control-summary article { min-height: 110px; }

  .chat-controls,
  .chat-controls select,
  .chat-controls button { width: 100%; max-width: none; }

  .chat-scenario-panel { padding: 16px; }
}

@media (max-width: 390px) {
  .overview-metrics,
  .subscription-usage-grid,
  .entitlement-grid,
  .order-metrics,
  .usage-metrics { grid-template-columns: 1fr; }

  .is-authenticated .dashboard-header h2 { font-size: 28px; }
  .support-detail-header h4,
  .control-detail-header h4,
  .result-detail-header h4 { font-size: 24px; }
}