/* Shared application shell. Keep this stylesheet after page-specific styles. */
:root {
  --bg: #f5f6f8;
  --surface: #fff;
  --surface-alt: #f7f8fa;
  --text: #202b3c;
  --text-secondary: #465469;
  --muted: #606d7e;
  --border: #dce1e8;
  --border-strong: #acb7c6;
  --accent: #245fc6;
  --accent-strong: #1d4fa7;
  --accent-hover: #1d4fa7;
  --accent-soft: #eaf0fc;
  --success: #26704c;
  --warning: #8b5c16;
  --danger: #ad3434;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --sidebar: 224px;
  --ink: var(--text);
  --line: var(--border);
  --paper: var(--surface);
  --wash: var(--surface-alt);
  --blue: var(--accent);
  --blue-dark: var(--accent-hover);
  --green: var(--success);
  --amber: var(--warning);
  --red: var(--danger);
  --shadow: none;
}

html { background: var(--bg); scroll-padding-top: 24px; }
body.app-body {
  margin: 0;
  min-width: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
.app-frame { min-height: 100vh; }
.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
  width: var(--sidebar);
  height: 100dvh;
  padding: 24px 14px 14px;
  overflow-y: auto;
  overflow-x: hidden;
  gap: 24px;
  border-right: 1px solid var(--border);
  background: var(--surface);
  transition: width 180ms ease, transform 180ms ease;
}
.sidebar-header { display: flex; align-items: center; gap: 4px; min-height: 44px; }
.sidebar-brand { display: flex; align-items: center; gap: 9px; flex: 1; min-width: 0; color: var(--text); text-decoration: none; font-size: 18px; font-weight: 650; white-space: nowrap; }
.sidebar-brand-mark { display: grid; place-items: center; flex: none; width: 32px; height: 32px; border-radius: 8px; background: var(--accent); color: #fff; font-size: 14px; }
.sidebar-toggle { display: inline-flex; justify-content: center; align-items: center; gap: 8px; flex: none; min-width: 44px; min-height: 44px; padding: 10px; border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; color: var(--text-secondary); cursor: pointer; font-size: 14px; }
.sidebar-toggle:hover { background: var(--surface-alt); }
.sidebar-icon { display: block; width: 21px; height: 21px; flex: 0 0 21px; }
.sidebar-nav, .sidebar-footer { display: grid; gap: 6px; }
.sidebar-link { display: flex; align-items: center; min-height: 46px; padding: 10px 12px; gap: 12px; border: 1px solid transparent; border-radius: 8px; color: var(--text-secondary); font-size: 15px; font-weight: 500; text-decoration: none; white-space: nowrap; transition: background-color 180ms ease, color 180ms ease; }
.sidebar-link:hover { background: var(--surface-alt); color: var(--text); }
.sidebar-link[aria-current="page"] { background: var(--accent-soft); color: var(--accent-strong); font-weight: 650; }
.sidebar-footer { margin-top: auto; }
.sidebar-tools { margin: 0; }
.sidebar-tools > summary { list-style: none; cursor: pointer; }
.sidebar-tools > summary::-webkit-details-marker { display: none; }
.sidebar-tools > summary::after { content: "+"; margin-left: auto; font-size: 16px; }
.sidebar-tools[open] > summary::after { content: "−"; }
.app-sidebar-collapsed .sidebar-tools > summary::after { display: none; }
.sidebar-account { min-width: 0; margin-top: 8px; padding: 14px 4px 0; border-top: 1px solid var(--border); }
.app-sidebar .customer-account-inline { display: flex !important; flex-direction: column; align-items: stretch; gap: 8px; color: var(--text); font-size: 14px !important; }
.app-sidebar .customer-account-inline .account-details { min-width: 0; padding: 0 8px; }
.app-sidebar .customer-account-inline strong, .app-sidebar .customer-account-inline span { display: block; overflow: hidden; text-overflow: ellipsis; color: var(--text-secondary); font-size: 14px; white-space: nowrap; }
.app-sidebar .customer-account-inline strong { color: var(--text); }
.app-sidebar .customer-account-inline button { min-height: 44px; padding: 9px 10px; border: 1px solid var(--border) !important; background: #fff; color: var(--text-secondary); font-size: 14px; }
.app-content { min-width: 0; min-height: 100vh; margin-left: var(--sidebar); transition: margin-left 180ms ease; }
.app-content > .sidebar-mobile-toggle { display: none; }
.sidebar-backdrop { position: fixed; inset: 0; z-index: 35; width: 100%; height: 100%; margin: 0; padding: 0; border: 0; background: rgb(21 32 50 / 32%); }
.app-sidebar-collapsed { --sidebar: 76px; }
.app-sidebar-collapsed .app-sidebar { padding-inline: 10px; }
.app-sidebar-collapsed .sidebar-header { flex-direction: column; gap: 8px; }
.app-sidebar-collapsed .sidebar-label, .app-sidebar-collapsed .account-details { display: none; }
.app-sidebar-collapsed .sidebar-brand { flex: none; }
.app-sidebar-collapsed .sidebar-link { justify-content: center; padding-inline: 10px; }
.app-sidebar-collapsed .sidebar-desktop-toggle .sidebar-icon { transform: rotate(180deg); }
.app-sidebar-collapsed .sidebar-account { padding-inline: 0; }
.app-sidebar-collapsed .customer-account-inline .account-logout { padding-inline: 4px; font-size: 13px; }
.app-route-loading { position: fixed; top: 16px; right: 24px; z-index: 32; display: flex; align-items: center; gap: 12px; max-width: min(440px, calc(100vw - 32px)); padding: 12px 16px; border: 1px solid var(--border); border-radius: 8px; background: #fff; color: var(--text-secondary); box-shadow: 0 3px 14px rgb(22 36 56 / 8%); }
.app-route-loading.error { border-color: #d8aaaa; color: var(--danger); }

/* One content grid, independent of the originating route stylesheet. */
main.app-page { display: block; width: 100%; max-width: 1264px; min-width: 0; margin: 0 auto; padding: 28px 32px 48px; }
.app-page > .page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; width: 100%; height: auto; min-height: 54px; margin: 0 0 24px; padding: 0; border: 0; background: transparent; }
.app-page .page-header h1 { margin: 0; color: var(--text); font-size: 26px; font-weight: 650; line-height: 1.35; letter-spacing: -.025em; }
.app-page .page-header p { margin: 6px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.app-page .page-header > button, .app-page .page-header > .service-badge { flex: none; }
.app-page .service-badge { max-width: 280px; padding: 6px 10px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface); font-size: 14px; font-weight: 500; white-space: normal; }
.app-page .service-badge.online { color: var(--success); border-color: #c4dacf; background: #f5faf7; }
.app-page .service-badge.offline { color: var(--warning); border-color: #ded0b5; background: #fffcf5; }
.app-page .panel, .app-page .ops-card, .app-page .converter-card, .app-page .info-card { min-width: 0; min-height: 0; margin: 0 0 18px; padding: 22px; border: 1px solid var(--border); border-radius: var(--radius-md); background: #fff; box-shadow: none; }
.app-page .panel-title, .app-page .ops-card-head { min-height: 0; height: auto; margin: 0 0 18px; padding: 0; border: 0; background: transparent; gap: 14px; }
.app-page .page-header > div, .app-page .panel-title > div, .app-page .ops-card-head > div { min-width: 0; max-width: 100%; flex: 1 1 0; }
.app-page :is(h1, h2, h3), .app-page .ops-card-head > span { overflow-wrap: anywhere; white-space: normal; }
.app-page h2, .app-page .panel-title h2, .app-page .ops-card h2 { margin: 0; color: var(--text); font-size: 18px; line-height: 1.5; font-weight: 650; }
.app-page h3 { font-size: 16px; }
.app-page .panel-title p, .app-page .ops-card p, .app-page .step-heading p { display: block; margin: 4px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.app-page p, .app-page label, .app-page li { overflow-wrap: anywhere; }
.app-page label, .app-page .assistant-query-main { min-width: 0; color: var(--text-secondary); font-size: 14px !important; }
.app-page input:not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), .app-page select, .app-page textarea {
  display: block; width: 100%; min-width: 0; min-height: 44px; height: auto; margin-top: 6px; padding: 10px 12px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: #fff; color: var(--text); font-size: 15px; line-height: 1.5;
}
.app-page textarea { min-height: 80px; }
.app-page input::placeholder, .app-page textarea::placeholder { color: #6b7788; opacity: 1; }
.app-page input[type="checkbox"], .app-page input[type="radio"] { display: inline-block; width: 18px; height: 18px; min-width: 18px; min-height: 18px; margin: 2px 0 0; flex: none; accent-color: var(--accent); }
.app-page input[type="file"] { height: auto; min-height: 44px; padding: 8px; font-size: 14px; }
.app-page .primary-button, .app-page .secondary-button, .app-page .text-button, .app-page .convert-button, .app-page .result-actions button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 44px; min-height: 44px; height: auto; padding: 10px 16px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: #fff; color: var(--text-secondary); font-family: inherit; font-size: 14px; font-weight: 600; line-height: 1.5; text-decoration: none; cursor: pointer; box-shadow: none; transition: background-color 180ms ease, border-color 180ms ease; }
.app-page .primary-button, .app-page .convert-button, .app-page #download-button { border-color: var(--accent); background: var(--accent); color: #fff; }
.app-page .primary-button:hover:not(:disabled), .app-page .convert-button:hover:not(:disabled), .app-page #download-button:hover:not(:disabled) { border-color: var(--accent-hover); background: var(--accent-hover); box-shadow: none; }
.app-page .secondary-button:hover:not(:disabled), .app-page .text-button:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.app-page button:disabled { cursor: not-allowed; opacity: .62; box-shadow: none; }
.app-page .danger-link, .app-page .danger-button { min-height: 44px; padding: 9px; color: var(--danger); }
.app-body :is(a, button, input, select, textarea, summary, [tabindex]):focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; box-shadow: none; }
.app-page .form-grid, .app-page .ops-form-grid { gap: 16px; }
.app-page .form-grid.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.app-page .ops-form-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.app-page .ops-grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.app-page table { min-width: 0; width: 100%; }
.app-page th, .app-page td { min-width: 90px; height: auto; padding: 12px; color: var(--text-secondary); font-size: 14px; line-height: 1.6; white-space: normal; }
.app-page th { background: var(--surface-alt); font-weight: 600; }
.app-page td small { font-size: 14px; color: var(--muted); }
.app-page .ops-parameter-wrap, .app-page .table-wrap { max-width: 100%; overflow: auto; }
.app-page .ops-parameter-wrap input { min-width: 110px; }
.app-page .ops-actions { flex-wrap: wrap; }
.app-page small, .app-page .required-note, .app-page .inline-note, .app-page .import-status, .app-page .assistant-status { font-size: 14px; line-height: 1.5; }
.app-page .ops-card-head > span { font-size: 14px; }
.app-page .ops-list-item, .app-page .ops-metric { border-color: var(--border); border-radius: 8px; }
.app-page .ops-list-item small, .app-page .ops-list-item span, .app-page .ops-metric span, .app-page .ops-metric small { color: var(--muted); font-size: 14px; }
.app-page .ops-list-item strong { font-size: 15px; }
.app-page .ops-approval label, .app-page .flow-checklist label { min-height: 44px; align-items: center; font-size: 14px; }
.app-page .flow-checklist { gap: 10px; }
.app-page .flow-checklist input { margin-top: 0; }
.app-page .flow-layout, .app-page .converter-page .layout { display: block; }
.app-page.converter-page .layout { display: block; }
.app-page #flow-request-form > button { margin-top: 18px; }
.app-page .flow-output-grid { margin-top: 12px; }
.app-page .flow-output-grid strong, .app-page .flow-output-grid small { font-size: 14px; }

/* Compact disclosures retain evidence and engineering controls on demand. */
.app-page summary { min-height: 44px; padding: 10px 0; color: var(--text-secondary); font-size: 14px; cursor: pointer; line-height: 1.6; }
.app-page .app-details > summary, .app-page .assistant-advanced > summary { font-size: 14px; }
.app-page .app-details[open] > summary { margin-bottom: 12px; }
.app-page .app-readiness { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
.app-page .app-readiness > summary { width: fit-content; padding: 4px 0; min-height: 32px; }
.app-page .app-readiness p { margin: 8px 0; }
.app-page .app-readiness ul { margin: 8px 0; padding-left: 20px; }
.app-page .help-questions .app-details { margin-top: 10px; padding: 8px 0; border-top: 1px solid var(--border); }
.app-page .customer-guide-steps { gap: 0; margin-top: 12px; }
.app-page .customer-guide-steps li { grid-template-columns: 34px minmax(0, 1fr); gap: 4px 14px; padding: 16px 0; border: 0; border-radius: 0; }
.app-page .customer-guide-steps li::before { width: 30px; height: 30px; background: var(--accent-soft); color: var(--accent); font-size: 14px; }
.app-page .customer-guide-steps strong { color: var(--text); }
.app-page .customer-guide-steps span { color: var(--muted); font-size: 14px; }
.app-page .trial-monitoring-details > summary strong, .app-page .trial-monitoring-details > summary small, .app-page .trial-monitoring-details > summary em { font-size: 14px; }
.app-page .reference-disclaimer { margin: 16px 0; padding: 0; border: 0; background: transparent; color: var(--muted); font-size: 14px; line-height: 1.6; }
.app-page .ops-notice { padding: 12px 14px; border: 1px solid var(--border); background: var(--surface-alt); color: var(--text-secondary); font-size: 14px; }

/* AI input, live output and reference cards share the same readable scale. */
.app-page .cad-upload-grid { gap: 16px; }
.app-page .cad-upload-card { min-height: 126px; padding: 16px; border-radius: 8px; border-color: var(--border-strong); background: var(--surface-alt); }
.app-page .cad-upload-card input { width: 1px; height: 1px; min-height: 0; padding: 0; margin: 0; }
.app-page .cad-upload-card strong { font-size: 15px; }
.app-page .cad-upload-card small, .app-page .cad-file-kind, .app-page .cad-file-action, .app-page .cad-upload-help { font-size: 14px; }
.app-page .cad-file-action { padding: 9px 12px; background: #fff; border: 1px solid var(--border-strong); border-radius: 6px; }
.app-page .cad-upload-help { margin-top: 10px; }
.app-page .assistant-query-main { font-weight: 500; }
.app-page .material-assistant-controls, .app-page #machine-assistant > .machine-assistant-controls { gap: 12px; }
.app-page .assistant-advanced { margin-top: 12px; }
.app-page .assistant-candidate-list, .app-page .machine-assistant-candidates { gap: 14px; }
.app-page .assistant-candidate-card, .app-page .machine-assistant-card { min-width: 0; padding: 18px; border: 1px solid var(--border); border-radius: 8px; background: #fff; box-shadow: none; }
.app-page .machine-assistant-card { grid-template-columns: auto minmax(0, 1fr); }
.app-page .assistant-candidate-card:has(input:checked), .app-page .machine-assistant-card:has(input:checked) { border-color: var(--accent); background: #f7f9fe; box-shadow: inset 3px 0 0 var(--accent); }
.app-page .assistant-candidate-card strong, .app-page .machine-assistant-main strong { font-size: 16px; }
.app-page article.assistant-candidate-card, .app-page article.machine-assistant-card { display: flex; flex-direction: column; align-items: stretch; gap: 8px; cursor: default; }
.app-page .assistant-choice { display: flex; align-items: center; gap: 10px; min-height: 44px; cursor: pointer; }
.app-page .assistant-choice > span { flex: 1; min-width: 0; }
.app-page .assistant-choice strong { font-size: 16px; }
.app-page .assistant-primary-source { font-size: 14px; }
.app-page .assistant-candidate-details { min-width: 0; padding-top: 6px; border-top: 1px solid var(--border); }
.app-page .assistant-candidate-details summary { padding-block: 8px; }
.app-page .assistant-candidate-details .machine-assistant-spec-grid { grid-column: auto; }
.app-page .assistant-candidate-card > p, .app-page .machine-assistant-card > p { margin: 0; color: var(--text-secondary); font-size: 14px; }
.app-page .assistant-candidate-card small, .app-page .assistant-candidate-card em, .app-page .assistant-card-kicker, .app-page .machine-assistant-main small, .app-page .machine-assistant-main em { font-size: 14px; line-height: 1.6; }
.app-page .assistant-card-actions { flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.app-page .assistant-card-actions button { min-height: 44px; padding: 10px 12px; font-size: 14px; }
.app-page .assistant-material-ranges b { font-size: 14px; }
.app-page .assistant-material-ranges small { font-size: 14px; }
.app-page .machine-assistant-spec-grid { grid-column: 2; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.app-page .machine-assistant-spec-grid > span { padding: 10px; min-width: 0; }
.app-page .machine-assistant-spec-grid small, .app-page .machine-assistant-spec-grid b, .app-page .machine-assistant-spec-grid i, .app-page .assistant-source-cell a { font-size: 14px; }
.app-page .machine-confirm-bar, .app-page .assistant-confirm-panel { display: grid; grid-template-columns: 1fr; gap: 16px; padding: 18px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface-alt); }
.app-page .machine-confirm-bar > button, .app-page .assistant-confirm-panel > button { justify-self: end; }
.app-page .machine-confirm-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.app-page .assistant-source-confirm { min-height: 44px; align-items: center; font-size: 14px; }
.app-page .assistant-source-confirm input { width: 18px; height: 18px; }
.app-page .machine-confirm-bar span { font-size: 14px; }
.app-page .assistant-warnings:empty { display: none; }
.app-page .assistant-warnings span { padding: 10px 12px; background: #fffcf5; color: #75511d; font-size: 14px; }
.app-page .assistant-search-summary { flex-wrap: wrap; background: #f3f6fc !important; }
.app-page .assistant-reference-list > strong { font-size: 15px; }
.app-page .assistant-reference-list > a { min-height: 44px; flex-wrap: wrap; align-items: center; font-size: 14px; }
.app-page .assistant-reference-list small { white-space: normal; }
.app-page .cad-machine-selection { grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) auto; gap: 12px; margin-top: 18px; padding: 18px 0; border: 0; border-top: 1px solid var(--border); background: transparent; }
.app-page .cad-machine-selection strong { font-size: 15px; }
.app-page .cad-machine-selection small, .app-page .cad-machine-selection p { font-size: 14px; }
.app-page .cad-submit-row { min-height: 0; margin: 16px -22px -22px; padding: 18px 22px; background: var(--surface-alt); border-radius: 0 0 10px 10px; }
.app-page .cad-submit-row p { font-size: 14px; line-height: 1.6; }
.app-page .cad-process-results { min-width: 0; scroll-margin-top: 24px; }
.app-page .cad-empty-state, .app-page .assistant-empty, .app-page .ops-empty, .app-page .ops-loading { min-height: 80px; padding: 24px; border: 1px dashed var(--border); border-radius: 8px; background: transparent; color: var(--muted); font-size: 14px; }
.app-page .cad-empty-state strong, .app-page .cad-empty-state p { font-size: 14px; }
.app-page .cad-loading, .app-page .assistant-stream-progress { min-height: 92px; padding: 18px; border: 1px solid var(--border); border-radius: 8px; background: #f7f9fe; color: var(--text-secondary); font-size: 15px; }
.app-page .assistant-stream-progress strong, .app-page .assistant-stream-progress small { font-size: 14px; }
.app-page .cad-metric span, .app-page .cad-metric small, .app-page .cad-machine-head small, .app-page .cad-machine-head span, .app-page .cad-machine-score small { font-size: 14px; white-space: normal; }
.app-page .cad-metric strong, .app-page .cad-machine-head strong { font-size: 16px; }
.app-page .cad-summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.app-page .cad-result-head { padding: 18px; border-radius: 8px; gap: 18px; }
.app-page .cad-result-head p, .app-page .cad-review-summary > span, .app-page .cad-review-details, .app-page .cad-advisory, .app-page .cad-advisory strong, .app-page .cad-confirm-label { font-size: 14px; }
.app-page .cad-capability-check { padding: 12px; }
.app-page .cad-capability-check span, .app-page .cad-capability-check strong, .app-page .cad-capability-check small { font-size: 14px; }
.app-page .cad-error { border-radius: 8px; }
.app-page .cad-error strong, .app-page .cad-error p, .app-page .cad-error small { font-size: 14px; }
.app-page .cad-preview-options { gap: 12px; }
.app-page .cad-preview-option { padding: 14px; border: 1px solid var(--border); border-radius: 8px; }
.app-page .cad-preview-option span, .app-page .cad-preview-option strong, .app-page .cad-preview-option small { display: block; font-size: 14px; }
.app-page .cad-stream-judgment strong, .app-page .cad-stream-judgment small { display: block; font-size: 14px; }
.app-page .cad-stage-progress small { display: block; }

/* Converter-specific details are contained in the content region. */
.app-page .drop-zone { position: relative; height: 190px; padding: 16px; border-radius: 8px; background: var(--surface-alt); }
.app-page .drop-zone input { display: block; position: absolute; width: 1px; height: 1px; min-height: 0; padding: 0; opacity: 0; }
.app-page .drop-zone:focus-within { outline: 3px solid var(--accent); outline-offset: 3px; }
.app-page .drop-zone small, .app-page .drop-zone em { font-size: 14px; }
.app-page .drop-zone em { margin-top: 12px; padding: 8px 14px; border: 1px solid var(--border-strong); border-radius: 6px; background: #fff; color: var(--text-secondary); }
.app-page .upload-symbol { display: none; }
.app-page .settings-grid { margin-top: 18px; gap: 16px; }
.app-page .settings-grid label > small { margin-top: 6px; font-size: 14px; }
.app-page .acknowledgement { align-items: center; min-height: 44px; padding: 12px; gap: 10px; border-radius: 6px; font-size: 14px; }
.app-page .convert-button { width: auto; min-width: 180px; justify-content: space-between; }
.app-page .converter-details { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.app-page .converter-details .info-card { align-self: start; }
.app-page .converter-details summary { display: flex; gap: 12px; justify-content: space-between; padding: 0; min-height: 24px; }
.app-page .capability-list { margin: 0 -22px -22px; }
.app-page .capability-item { padding: 12px 22px; }
.app-page .capability-item strong, .app-page .capability-item small, .app-page .capability-item em { font-size: 14px; }
.app-page .format-notice, .app-page .result-head p, .app-page .result-warnings p, .app-page .hash-line, .app-page .error-panel strong, .app-page .error-panel p, .app-page .progress small { font-size: 14px; }
.app-page .result { border-radius: 8px; }
.app-page .result .app-details { margin: 0 18px 12px; }
.app-page .metrics span, .app-page .metrics strong { font-size: 14px; }
.app-page .result-head h2 { font-size: 18px; }

@media (max-width: 1100px) {
  main.app-page { padding-inline: 24px; }
  .app-page .ops-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-page .cad-machine-selection { grid-template-columns: minmax(0, 1fr) auto; }
  .app-page .cad-machine-selection > div { grid-column: 1 / -1; }
  .app-page .cad-machine-selection p { grid-column: 1 / -1; }
  .app-page .assistant-candidate-list { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  body.app-body { --sidebar: 0px; }
  .app-sidebar, .app-sidebar-collapsed .app-sidebar { width: min(292px, calc(100vw - 48px)); padding: 20px 16px 16px; transform: translateX(-100%); }
  .app-sidebar-open .app-sidebar { transform: translateX(0); }
  .app-sidebar-open { overflow: hidden; }
  .app-sidebar-collapsed .sidebar-label { display: inline; }
  .app-sidebar-collapsed .account-details { display: block; }
  .app-sidebar-collapsed .sidebar-header { flex-direction: row; }
  .app-sidebar-collapsed .sidebar-brand { flex: 1; }
  .app-sidebar-collapsed .sidebar-link { justify-content: flex-start; padding-inline: 12px; }
  .app-sidebar-collapsed .sidebar-desktop-toggle .sidebar-icon { transform: none; }
  .app-content { margin-left: 0; }
  .app-content > .sidebar-mobile-toggle { display: inline-flex; position: absolute; top: 16px; left: 14px; min-width: 44px; min-height: 44px; z-index: 2; background: #fff; border-color: var(--border); }
  .sidebar-mobile-toggle .sidebar-label { display: none; }
  main.app-page { padding: 20px 16px 36px; }
  .app-page > .page-header { min-height: 48px; padding-left: 56px; margin-bottom: 24px; flex-wrap: wrap; gap: 10px; }
  .app-page .page-header h1 { font-size: 23px; }
  .app-page .page-header > .service-badge { padding: 4px 8px; }
  .app-page .panel, .app-page .ops-card, .app-page .converter-card, .app-page .info-card { padding: 18px; }
  .app-page .panel-title, .app-page .ops-card-head { flex-wrap: wrap; gap: 8px; }
  .app-page .customer-simple-input .cad-upload-grid, .app-page .cad-upload-grid, .app-page .cad-summary-grid, .app-page .ops-grid-two, .app-page .converter-details { grid-template-columns: 1fr; }
  .app-page .cad-submit-row { flex-direction: column; align-items: stretch; gap: 14px; margin: 16px -18px -18px; padding: 18px; }
  .app-page .cad-submit-row button { width: 100%; }
  .app-page .assistant-confirm-panel, .app-page .machine-confirm-fields { grid-template-columns: 1fr; }
  .app-page .machine-confirm-fields > strong, .app-page .machine-confirm-fields > #machine-selection-detail, .app-page .machine-confirm-fields .assistant-source-confirm { grid-column: 1; }
  .app-page .flow-checklist, .app-page .flow-checklist.compact { grid-template-columns: 1fr; }
  .app-page .capability-list { margin: 0 -18px -18px; }
  .app-page .capability-item { padding-inline: 18px; }
  .app-page .ops-global-message { left: 16px; right: 16px; bottom: 16px; max-width: none; }
  .app-route-loading { top: auto; bottom: 16px; left: 16px; right: 16px; max-width: none; }
}
@media (max-width: 540px) {
  .app-page .form-grid.two, .app-page .form-grid.four, .app-page .ops-form-grid, .app-page .settings-grid, .app-page .ops-metrics, .app-page .metrics { grid-template-columns: 1fr; }
  .app-page .material-assistant-panel > .material-assistant-controls, .app-page #machine-assistant > .machine-assistant-controls, .app-page .assistant-advanced .advanced-controls { grid-template-columns: 1fr; }
  .app-page .machine-assistant-spec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-page .machine-assistant-spec-grid .assistant-source-cell { grid-column: 1 / -1; }
  .app-page .cad-machine-selection { grid-template-columns: 1fr; }
  .app-page .cad-machine-selection > *, .app-page .flow-plot-files { grid-column: 1; }
  .app-page .cad-upload-card { grid-template-columns: 1fr; gap: 6px; }
  .app-page .cad-file-action { grid-column: 1; grid-row: auto; justify-self: start; margin-top: 4px; }
  .app-page .cad-upload-card strong, .app-page .cad-upload-card small { white-space: normal; }
  .app-page .assistant-candidate-card, .app-page .machine-assistant-card { padding: 14px; }
  .app-page .assistant-confirm-panel > button, .app-page .machine-confirm-bar > button, .app-page .convert-button { justify-self: stretch; width: 100%; }
  .app-page .assistant-stream-progress { flex-wrap: wrap; }
  .app-page .cad-result-head { flex-direction: column; align-items: stretch; }
  .app-page .result-actions { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  .app-body *, .app-body *::before, .app-body *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
/* Shared structured catalog and private asset registration. */
.catalog-toolbar, .catalog-result-actions, .catalog-editor-actions { display:flex; gap:12px; align-items:center; flex-wrap:wrap; }
.catalog-toolbar { margin:12px 0; justify-content:space-between; }
.catalog-toolbar label { display:flex; align-items:center; gap:10px; }
.catalog-toolbar select { min-width:170px; }
.catalog-results { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; margin:12px 0; }
.catalog-result { min-width:0; border:1px solid #d4dce2; border-radius:8px; padding:16px; background:#fff; }
.catalog-result p, .catalog-result small { color:#53636f; overflow-wrap:anywhere; }
.catalog-result-heading { display:flex; justify-content:space-between; align-items:flex-start; gap:12px; }
.catalog-result-heading strong, .catalog-result-heading small { display:block; }
.catalog-result-heading strong { font-size:16px; color:#22333e; }
.catalog-state { background:#eef2f5; color:#435768; border-radius:4px; padding:3px 8px; font-size:13px; white-space:nowrap; }
.catalog-result details { margin-top:12px; }
.catalog-detail-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; }
.catalog-detail-grid dt { color:#53636f; font-size:13px; }
.catalog-detail-grid dd { margin:2px 0; word-break:break-word; }
.catalog-editor { margin:16px 0; padding:18px; border:1px solid #b6cbd9; background:#f8fafb; border-radius:8px; }
.catalog-editor h3 { margin:0 0 14px; }
.catalog-edit-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; }
.catalog-edit-grid label, .catalog-current-selection { display:flex; flex-direction:column; gap:6px; min-width:0; }
.catalog-edit-wide { grid-column:1/-1; }
.catalog-edit-note, .catalog-source, .catalog-process-review { font-size:13px; color:#52636f; }
.catalog-process-review { margin-top:14px; border-top:1px solid #d8e0e5; padding-top:12px; }
.catalog-current-selection { margin:14px 0; }
.catalog-table-scroll { overflow:auto; margin:12px 0; }
.catalog-table-scroll table { width:100%; border-collapse:collapse; }
.catalog-table-scroll th, .catalog-table-scroll td { padding:10px; border:1px solid #d8e0e5; text-align:left; min-width:120px; }
.catalog-share-review { margin-top:12px; }
.catalog-share-review label { display:flex; gap:8px; align-items:center; margin:10px 0; }
.catalog-share-review input[type=checkbox] { width:20px; height:20px; min-height:20px; }
@media (max-width:760px) { .catalog-results, .catalog-edit-grid { grid-template-columns:1fr; } .catalog-toolbar label { width:100%; } .catalog-toolbar select { flex:1; } }
.app-page .material-assistant-panel > .material-assistant-controls, .app-page #machine-assistant > .machine-assistant-controls { grid-template-columns:minmax(0,1fr) auto auto; }
.app-page .assistant-query-actions { display:flex; flex-wrap:wrap; gap:8px; align-items:center; }
@media (max-width:760px) { .app-page .material-assistant-panel > .material-assistant-controls, .app-page #machine-assistant > .machine-assistant-controls { grid-template-columns:1fr; } }