/* Role and Agent Catalogue on the SEMTAR Design Kit (/kit/tokens.css, /kit/components.css).
   Only --sm-* semantic tokens here, so light and dark themes both work. Class names stay the app's own;
   they follow the kit's component contracts (button, badge, panel, field, table, alert, empty state). */
html, body { margin: 0; height: 100%; }
body { -webkit-font-smoothing: antialiased; }
.sm-root a { text-decoration: none; }
.sm-root a:hover { text-decoration: underline; }
code, .mono { font-family: var(--sm-font-mono); font-size: var(--sm-font-label); font-variant-numeric: tabular-nums; }
h1 { font-size: var(--sm-font-section); margin: 0; font-weight: var(--sm-weight-strong); }
h2 { font-size: 18px; margin: 0; font-weight: var(--sm-weight-strong); }
h3 { font-size: var(--sm-font-caption); margin: 0; font-weight: var(--sm-weight-strong); color: var(--sm-text-muted); text-transform: uppercase; letter-spacing: .06em; }
p { margin: 0 0 8px; }
.muted, .faint { color: var(--sm-text-muted); }
.small { font-size: var(--sm-font-label); }
.nowrap { white-space: nowrap; }

/* Shell: navy sidebar in both themes (DESIGN.md), compact wordmark */
.shell { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: 100vh; }
.side { background: var(--sm-brand-deep); color: #bdcde2; padding: 24px 16px; position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; gap: 2px; }
.brand { display: flex; flex-direction: column; gap: 8px; padding: 0 8px 24px; color: #fff; font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); line-height: 1.3; }
.brand .sm-brand { font-size: 28px; }
.brand small { display: block; color: #bdcde2; font-weight: var(--sm-weight-regular); font-size: var(--sm-font-caption); }
.nav-group { font-size: var(--sm-font-caption); text-transform: uppercase; letter-spacing: .08em; color: #8098b5; padding: 16px 12px 4px; }
.sm-root .side a:not(.sm-brand) { color: #bdcde2; padding: 9px 12px; min-height: 40px; border-radius: var(--sm-radius-control); display: flex; gap: 12px; align-items: center; font-size: var(--sm-font-label); transition: background var(--sm-duration-fast) var(--sm-ease); }
.sm-root .side a:not(.sm-brand):hover { background: #123255; color: #fff; text-decoration: none; }
.sm-root .side a[aria-current="page"] { background: #123255; color: #fff; box-shadow: inset 3px 0 var(--sm-brand-blue); }
.side a .ico { width: 16px; text-align: center; color: var(--sm-brand-blue); }
.side .foot { margin-top: auto; font-size: var(--sm-font-caption); color: #bdcde2; padding: 16px 12px 0; line-height: 1.5; }
.main { min-width: 0; display: flex; flex-direction: column; }
.top { min-height: 72px; display: flex; align-items: center; gap: 16px; padding: 0 32px; background: var(--sm-surface); border-bottom: 1px solid var(--sm-border); position: sticky; top: 0; z-index: 20; }
.top form { flex: 1; max-width: 560px; position: relative; }
.top input[type=search] { width: 100%; min-height: var(--sm-control-height); border: 1px solid var(--sm-border-control); background: var(--sm-surface); border-radius: var(--sm-radius-control); padding: 0 12px 0 38px; color: var(--sm-text); }
.top input[type=search]:hover { border-color: var(--sm-text); }
.top input[type=search]::placeholder { color: var(--sm-text-muted); opacity: 1; }
.top .search-ico { position: absolute; left: 13px; top: 50%; transform: translateY(-52%); color: var(--sm-text-muted); pointer-events: none; }
.kbd { font: var(--sm-font-caption) var(--sm-font-mono); border: 1px solid var(--sm-border-control); border-bottom-width: 2px; border-radius: var(--sm-radius-control); padding: 0 5px; color: var(--sm-text-muted); background: var(--sm-surface); }
.env { margin-left: auto; font-size: var(--sm-font-caption); color: var(--sm-text-muted); display: flex; gap: 8px; align-items: center; white-space: nowrap; }
.env::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--sm-brand-blue); display: inline-block; }
.content { padding: 32px; display: flex; flex-direction: column; gap: 24px; max-width: 1600px; width: 100%; }
.page-head { display: flex; align-items: flex-start; gap: 16px; justify-content: space-between; flex-wrap: wrap; }
.page-head .lead { color: var(--sm-text-muted); max-width: 70ch; margin-top: 8px; }
.crumbs { font-size: var(--sm-font-label); color: var(--sm-text-muted); margin-bottom: 8px; }
.sm-root .crumbs a { color: var(--sm-text-muted); }

/* Panels (kit .sm-panel: one border, no ambient elevation) */
.card { background: var(--sm-surface); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-panel); }
.card-head { display: flex; align-items: center; gap: 8px; padding: 12px 20px; border-bottom: 1px solid var(--sm-border); min-height: 56px; }
.card-head h2 { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.card-head .chip, .card-head .btn { flex: none; }
.card-body { padding: 20px; }
.card-foot { display: flex; align-items: center; gap: 8px; padding: 12px 20px; border-top: 1px solid var(--sm-border); background: var(--sm-surface-subtle); border-radius: 0 0 var(--sm-radius-panel) var(--sm-radius-panel); }
.grid { display: grid; gap: 16px; }
.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.detail { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 24px; align-items: start; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.stat { padding: 20px; }
.stat .num { text-align: left; font-size: var(--sm-font-section); font-weight: var(--sm-weight-regular); letter-spacing: -.03em; line-height: 1.1; }
.stat .lbl { color: var(--sm-text-muted); font-size: var(--sm-font-label); margin-top: 8px; }
.sm-root .stat a { color: inherit; }
.list { list-style: none; margin: 0; padding: 0; }
.list li { padding: 12px 20px; border-bottom: 1px solid var(--sm-border); display: flex; gap: 8px; align-items: baseline; }
.list li:last-child { border-bottom: 0; }
.list .grow { flex: 1; min-width: 0; }
.sm-root .task-link { display: flex; flex-direction: column; gap: 2px; padding: 14px 20px; border-bottom: 1px solid var(--sm-border); color: var(--sm-text); }
.sm-root .task-link:hover { background: var(--sm-surface-subtle); text-decoration: none; }
.task-link strong { font-weight: var(--sm-weight-strong); }
.task-link span { color: var(--sm-text-muted); font-size: var(--sm-font-label); }

/* Chips = kit badges. The word carries the meaning, the tone only supports it (PATTERNS.md). */
.sm-root .chip { display: inline-flex; align-items: center; gap: 6px; padding: 2px 8px; min-height: 24px; border-radius: var(--sm-radius-control); font-size: var(--sm-font-caption); font-weight: var(--sm-weight-strong); line-height: 1.5; white-space: nowrap; border: 1px solid transparent; background: var(--sm-surface-subtle); color: var(--sm-text-muted); }
.sm-root a.chip:hover { text-decoration: underline; }
.chip.source { background: var(--sm-surface-subtle); color: var(--sm-text); }
.chip.proposal, .chip.accent { background: var(--sm-selected); color: var(--sm-link); }
.chip.calc { background: var(--sm-info-bg); color: var(--sm-info-text); }
.chip.measured, .chip.ok { background: var(--sm-success-bg); color: var(--sm-success-text); }
.chip.warn { background: var(--sm-warning-bg); color: var(--sm-warning-text); }
.chip.danger { background: var(--sm-danger-bg); color: var(--sm-danger-text); }
.chip.empty { background: transparent; border: 1px dashed var(--sm-border-control); color: var(--sm-text-muted); }
.chip.outline { background: transparent; border-color: var(--sm-border); color: var(--sm-text-muted); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* Buttons = kit .sm-button: primary, secondary (default here), quiet (ghost) */
.sm-root .btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: var(--sm-control-height); padding: 9px 18px; border-radius: var(--sm-radius-control); border: 1px solid var(--sm-border-control); background: var(--sm-surface); color: var(--sm-text); font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); cursor: pointer; white-space: nowrap; transition: background var(--sm-duration-fast) var(--sm-ease); }
.sm-root .btn:hover { background: var(--sm-surface-subtle); text-decoration: none; }
.sm-root .btn.primary { background: var(--sm-action); border-color: transparent; color: var(--sm-on-action); }
.sm-root .btn.primary:hover { background: var(--sm-action-hover); }
.sm-root .btn.ghost { border-color: transparent; background: transparent; color: var(--sm-link); }
.sm-root .btn.ghost:hover { background: var(--sm-selected); }
.sm-root .btn.danger { color: var(--sm-danger-text); }
.sm-root .btn:disabled { background: var(--sm-surface-subtle); color: var(--sm-text-muted); border-color: var(--sm-border); cursor: not-allowed; }
.sm-root .btn.sm { min-height: 32px; padding: 4px 10px; font-size: var(--sm-font-caption); }

/* Fields = kit .sm-field / .sm-input */
.fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 20px; }
aside .fields { grid-template-columns: minmax(0, 1fr); }
.f { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.f.wide { grid-column: 1 / -1; }
.f label, .f .lbl { font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); color: var(--sm-text); display: flex; gap: 6px; align-items: center; }
.f input, .f select, .f textarea, .input { width: 100%; font-size: var(--sm-font-body); line-height: 1.4; color: var(--sm-text); background: var(--sm-surface); border: 1px solid var(--sm-border-control); border-radius: var(--sm-radius-control); padding: 9px 12px; min-height: var(--sm-control-height); }
.f textarea { resize: vertical; overflow: hidden; }
.f input:hover, .f select:hover, .f textarea:hover, .input:hover { border-color: var(--sm-text); }
.f input[aria-invalid="true"], .input[aria-invalid="true"] { border-color: var(--sm-danger-text); }
.f input::placeholder, .f textarea::placeholder, .input::placeholder { color: var(--sm-text-muted); opacity: 1; }
.f .ro { padding: 9px 12px; min-height: var(--sm-control-height); max-height: 168px; overflow: auto; background: var(--sm-surface-subtle); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-control); white-space: pre-wrap; color: var(--sm-text); }
.f .ro.empty { color: var(--sm-text-muted); font-style: italic; }
.f .suffix { position: relative; }
.f .suffix input { padding-right: 28px; }
.f .suffix::after { content: attr(data-suffix); position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--sm-text-muted); font-size: var(--sm-font-label); }
.f.changed input, .f.changed textarea, .f.changed select { border-color: var(--sm-link); background: var(--sm-selected); }
.form-note { font-size: var(--sm-font-label); color: var(--sm-text-muted); }
.msg { font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); }
.msg.ok { color: var(--sm-success-text); }
.msg.error { color: var(--sm-danger-text); }
/* .sm-root prefix: must outrank the .sm-root .chip display rule */
.sm-root form .dirty-flag { display: none; }
.sm-root form.dirty .dirty-flag { display: inline-flex; }
.spacer { flex: 1; }
.calc-row { display: flex; gap: 16px; flex-wrap: wrap; padding: 16px 20px; border-top: 1px dashed var(--sm-border); }
.calc-row .kv { display: flex; flex-direction: column; gap: 2px; min-width: 120px; flex: 1; }
.calc-row .kv b { font-size: var(--sm-font-lead); font-weight: var(--sm-weight-strong); font-variant-numeric: tabular-nums; }
.calc-row .kv span { font-size: var(--sm-font-caption); color: var(--sm-text-muted); }
input.saved-flash { border-color: var(--sm-success-text) !important; box-shadow: 0 0 0 3px var(--sm-success-bg) !important; }

/* Split bar */
.split { display: flex; align-items: center; gap: 8px; }
.bar { flex: 1; height: 8px; border-radius: 4px; background: var(--sm-surface-subtle); overflow: hidden; display: flex; min-width: 60px; }
.bar i { display: block; height: 100%; background: var(--sm-action); }
.split-check { display: flex; align-items: center; gap: 8px; padding: 12px 20px; border-top: 1px solid var(--sm-border); font-size: var(--sm-font-label); }
.split-visual { display: flex; height: 32px; border-radius: var(--sm-radius-control); overflow: hidden; border: 1px solid var(--sm-border); font-size: var(--sm-font-caption); font-weight: var(--sm-weight-strong); }
.split-visual .ai { background: var(--sm-selected); color: var(--sm-link); display: flex; align-items: center; padding: 0 8px; white-space: nowrap; }
.split-visual .hu { background: var(--sm-surface-subtle); color: var(--sm-text); display: flex; align-items: center; justify-content: flex-end; padding: 0 8px; flex: 1; white-space: nowrap; }

/* Tables = kit .sm-table */
table.plain { width: 100%; border-collapse: collapse; font-size: var(--sm-font-label); font-variant-numeric: tabular-nums; }
table.plain th { text-align: left; font-size: var(--sm-font-caption); font-weight: var(--sm-weight-strong); color: var(--sm-text-muted); padding: 12px 16px; border-bottom: 1px solid var(--sm-border); background: var(--sm-surface-subtle); position: sticky; top: 0; }
table.plain td { padding: 12px 16px; border-bottom: 1px solid var(--sm-border); vertical-align: top; }
table.plain tbody tr:last-child td { border-bottom: 0; }
table.plain tr:hover td { background: var(--sm-surface-subtle); }
table.plain td.mono, table.plain td:first-child a.mono { white-space: nowrap; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.toolbar .input, .toolbar select { width: auto; }
.toolbar input.input { min-width: 280px; }
.count { color: var(--sm-text-muted); font-size: var(--sm-font-label); margin-left: auto; }
.bulkbar { display: none; align-items: center; gap: 8px; padding: 8px 12px; background: var(--sm-selected); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-panel); font-size: var(--sm-font-label); }
.bulkbar.show { display: flex; }
.bulkbar .input { width: auto; min-width: 180px; min-height: 36px; padding: 4px 10px; }
.bulkbar b { white-space: nowrap; }
.table-wrap { background: var(--sm-surface); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-panel); overflow: hidden; }

/* Tabulator on the same tokens */
.tabulator { border: 0; background: var(--sm-surface); color: var(--sm-text); font-size: var(--sm-font-label); font-variant-numeric: tabular-nums; }
.tabulator .tabulator-header { background: var(--sm-surface-subtle); border-bottom: 1px solid var(--sm-border); color: var(--sm-text-muted); font-weight: var(--sm-weight-strong); }
.tabulator .tabulator-header .tabulator-col { background: var(--sm-surface-subtle); border-right: 1px solid var(--sm-border); }
.tabulator .tabulator-header .tabulator-col .tabulator-col-content { padding: 10px 12px; }
.tabulator .tabulator-header .tabulator-col .tabulator-col-title { font-size: var(--sm-font-caption); }
.tabulator .tabulator-header .tabulator-col.tabulator-sortable.tabulator-col-sorter-element:hover { background: var(--sm-selected); }
.tabulator .tabulator-header-filter input, .tabulator .tabulator-header-filter select { border: 1px solid var(--sm-border-control); border-radius: var(--sm-radius-control); padding: 4px 6px; font-size: var(--sm-font-caption); background: var(--sm-surface); color: var(--sm-text); }
.tabulator .tabulator-tableholder .tabulator-table { background: var(--sm-surface); color: var(--sm-text); }
.tabulator-row { background: var(--sm-surface); border-bottom: 1px solid var(--sm-border); min-height: 40px; }
.tabulator-row.tabulator-row-even { background: var(--sm-surface); }
.tabulator-row.tabulator-selectable:hover { background: var(--sm-surface-subtle); }
.tabulator-row.tabulator-selected { background: var(--sm-selected) !important; }
.tabulator-row .tabulator-cell { padding: 10px 12px; border-right: 1px solid var(--sm-border); }
.tabulator-row .tabulator-cell.tabulator-editing { border: 2px solid var(--sm-focus); padding: 7px 10px; background: var(--sm-surface); }
.tabulator-row .tabulator-cell.tabulator-editing input { color: var(--sm-text); background: var(--sm-surface); }
.tabulator-row .tabulator-cell.is-editable:hover { background: var(--sm-selected); cursor: text; }
.tabulator-row .tabulator-cell.saving { color: var(--sm-text-muted); }
.tabulator-row .tabulator-cell.saved { box-shadow: inset 0 0 0 2px var(--sm-success-text); }
.tabulator-row .tabulator-cell.failed { box-shadow: inset 0 0 0 2px var(--sm-danger-text); }
/* Row-selection column is narrow; kit padding would clip its checkbox */
.tabulator .tabulator-col:has(input[type=checkbox]) .tabulator-col-content, .tabulator-row .tabulator-cell:has(> input[type=checkbox]) { padding-left: 6px; padding-right: 6px; text-overflow: clip; }
.tabulator-row .tabulator-cell.wrap { white-space: normal; word-break: break-word; }
.tabulator-row .tabulator-cell a { font-weight: var(--sm-weight-strong); }
.tabulator .tabulator-placeholder .tabulator-placeholder-contents { color: var(--sm-text-muted); font-size: var(--sm-font-body); font-weight: var(--sm-weight-regular); }
.tabulator .tabulator-footer { background: var(--sm-surface-subtle); border-top: 1px solid var(--sm-border); color: var(--sm-text); }
.lock { color: var(--sm-text-muted); font-size: var(--sm-font-caption); }

/* Matrix */
.matrix-wrap { overflow: auto; max-height: calc(100vh - 240px); background: var(--sm-surface); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-panel); }
table.matrix { border-collapse: separate; border-spacing: 0; font-size: var(--sm-font-label); }
table.matrix th, table.matrix td { border-bottom: 1px solid var(--sm-border); border-right: 1px solid var(--sm-border); padding: 6px 8px; }
table.matrix thead th { position: sticky; top: 0; background: var(--sm-surface-subtle); z-index: 2; vertical-align: bottom; font-size: var(--sm-font-caption); font-weight: var(--sm-weight-strong); color: var(--sm-text-muted); min-width: 92px; max-width: 120px; }
.sm-root table.matrix thead th a { color: var(--sm-text); }
table.matrix .rowh { position: sticky; left: 0; background: var(--sm-surface); z-index: 1; min-width: 300px; max-width: 360px; text-align: left; font-weight: var(--sm-weight-regular); }
table.matrix thead .rowh { z-index: 3; background: var(--sm-surface-subtle); }
table.matrix td.cell { text-align: center; font-variant-numeric: tabular-nums; }
.sm-root table.matrix td.cell a { display: block; border-radius: var(--sm-radius-control); padding: 2px 4px; color: var(--sm-text); font-weight: var(--sm-weight-strong); }
.sm-root table.matrix td.cell.on a { background: var(--sm-selected); color: var(--sm-link); }
table.matrix tr:hover td, table.matrix tr:hover .rowh { background: var(--sm-surface-subtle); }
.legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: var(--sm-font-label); color: var(--sm-text-muted); align-items: center; }

/* Prompt and diff */
pre.prompt { white-space: pre-wrap; font: var(--sm-font-label)/1.6 var(--sm-font-mono); background: var(--sm-surface-subtle); color: var(--sm-text); border: 1px solid var(--sm-border); border-radius: var(--sm-radius-control); padding: 16px; margin: 0; max-height: 560px; overflow: auto; }
textarea.prompt { width: 100%; min-height: 420px; font: var(--sm-font-label)/1.6 var(--sm-font-mono); color: var(--sm-text); background: var(--sm-surface); border: 1px solid var(--sm-border-control); border-radius: var(--sm-radius-control); padding: 16px; }
.ph { font: var(--sm-font-caption) var(--sm-font-mono); background: var(--sm-selected); color: var(--sm-link); border-radius: var(--sm-radius-control); padding: 1px 5px; }
.diff { font: var(--sm-font-label)/1.6 var(--sm-font-mono); }
.diff div { white-space: pre-wrap; padding: 1px 16px 1px 40px; position: relative; }
.diff div::before { position: absolute; left: 16px; color: var(--sm-text-muted); }
.diff .add { background: var(--sm-success-bg); color: var(--sm-success-text); }
.diff .add::before { content: "+"; color: var(--sm-success-text); }
.diff .del { background: var(--sm-danger-bg); color: var(--sm-danger-text); text-decoration: line-through; }
.diff .del::before { content: "−"; color: var(--sm-danger-text); }
.diff .skip { color: var(--sm-text-muted); font-style: italic; background: var(--sm-surface-subtle); }
details.edit summary { cursor: pointer; list-style: none; }
details.edit summary::-webkit-details-marker { display: none; }
.srctext { white-space: pre-wrap; font-size: var(--sm-font-label); line-height: 1.6; }

/* Review */
.review { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* Empty, loading and error states (kit .sm-empty) */
.empty-state { padding: 48px 24px; text-align: center; color: var(--sm-text-muted); }
.empty-state b { display: block; color: var(--sm-text); font-size: var(--sm-font-lead); margin-bottom: 8px; }
.htmx-request .btn.primary { cursor: progress; }
.htmx-request.card { opacity: .8; }

/* Toasts: inverted surface, readable in both themes */
#toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 100; }
.toast { background: var(--sm-text); color: var(--sm-surface); padding: 12px 16px; border-radius: var(--sm-radius-control); box-shadow: var(--sm-shadow-dialog); font-size: var(--sm-font-label); font-weight: var(--sm-weight-medium); max-width: 420px; display: flex; gap: 8px; align-items: flex-start; }
.toast.error { background: var(--sm-danger-text); }
.toast.ok { background: var(--sm-success-text); }

@media (max-width: 1100px) {
  .shell { grid-template-columns: 200px minmax(0, 1fr); }
  .detail { grid-template-columns: 1fr; }
  .cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols-3 { grid-template-columns: 1fr; }
  .content { padding: 24px; }
  .top { padding: 0 24px; }
}
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; flex-direction: row; flex-wrap: wrap; padding: 16px; }
  .brand { width: 100%; padding-bottom: 8px; }
  .side .nav-group, .side .foot { display: none; }
  .fields, .cols-2 { grid-template-columns: 1fr; }
  .content { padding: 16px; }
  .top { padding: 12px 16px; flex-wrap: wrap; }
  .top .small.muted, .env { display: none; }
  .toolbar input.input { min-width: 0; width: 100%; }
}

/* Safety view: human/agent bars, guardrails, evidence ladder */
.legend { margin: 16px 0; gap: 20px; font-size: var(--sm-font-label); color: var(--sm-text-muted); }
.swatch { display: inline-block; width: 14px; height: 14px; border-radius: 3px; margin-right: 6px; vertical-align: -2px; border: 1px solid var(--sm-border); }
.swatch.eng, .tbar .eng { background: var(--sm-text); }
.swatch.agt, .tbar .agt { background: repeating-linear-gradient(135deg, var(--sm-brand-blue) 0 6px, var(--sm-info-bg) 6px 10px); }
.swatch.none { border-style: dashed; border-color: var(--sm-border-control); }
.safety-card .card-body { display: flex; flex-direction: column; gap: 10px; flex: 1; }
.safety-card { display: flex; flex-direction: column; }
.safety-card h3 { margin: 0; min-height: 2.6em; }
.tbar { display: flex; height: 18px; border-radius: var(--sm-radius-control); overflow: hidden; border: 1px solid var(--sm-border); }
.tbar.none { border: 1px dashed var(--sm-border-control); }
.tlab { display: flex; justify-content: space-between; font-size: var(--sm-font-caption); color: var(--sm-text-muted); font-weight: var(--sm-weight-strong); }
.card-foot .grow { flex: 1; }
.small-h { font-size: var(--sm-font-body); }
.guard { border-left: 4px solid; border-radius: var(--sm-radius-control); padding: 8px 12px; font-size: var(--sm-font-label); }
.guard b { display: block; margin-bottom: 2px; }
.guard.may { border-color: var(--sm-success-text); background: var(--sm-success-bg); }
.guard.not { border-color: var(--sm-danger-text); background: var(--sm-danger-bg); }
.guard.sign { border-color: var(--sm-info-text); background: var(--sm-info-bg); }
.guard-stack { gap: 10px; }
.ladder { list-style: none; margin: 16px 0 24px; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; }
.ladder li { padding: 14px 12px; border-radius: var(--sm-radius-panel); border: 1px solid var(--sm-border); background: var(--sm-surface); display: flex; flex-direction: column; gap: 4px; position: relative; }
.ladder li.full { background: var(--sm-success-bg); border-color: var(--sm-success-text); }
.ladder li.part { background: var(--sm-warning-bg); border-color: var(--sm-warning-text); }
.ladder li.none { border-style: dashed; }
.ladder .num { font-size: 28px; line-height: 1.1; }
.ladder .num small { font-size: var(--sm-font-label); color: var(--sm-text-muted); }
.ladder .lbl { font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); }
.ladder-table .c { text-align: center; }
.dot { display: inline-block; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--sm-border-control); }
.dot.on { background: var(--sm-success-text); border-color: var(--sm-success-text); }
@media (max-width: 900px) { .ladder { grid-template-columns: repeat(2, minmax(0, 1fr)); } .ladder-table { display: block; overflow-x: auto; } }
.safety-grid > * { min-width: 0; }
.sm-root .safety-card h3 { text-transform: none; letter-spacing: 0; font-size: var(--sm-font-body); font-weight: var(--sm-weight-strong); line-height: 1.3; }

/* Process views: tabs, flow diagram, canvas, side panel */
.ptabs { display: flex; gap: 4px; margin: 20px 0 16px; border-bottom: 1px solid var(--sm-border); }
.sm-root .ptabs a { padding: 8px 16px; font-size: var(--sm-font-label); font-weight: var(--sm-weight-strong); color: var(--sm-text-muted); border-bottom: 3px solid transparent; margin-bottom: -1px; }
.sm-root .ptabs a[aria-current="page"] { color: var(--sm-text); border-bottom-color: var(--sm-text); }
.sm-root .ptabs a:hover { text-decoration: none; color: var(--sm-text); }
.ptool { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; font-size: var(--sm-font-label); color: var(--sm-text-muted); }
.ptool form { margin: 0; }
.ptool .grow, .ppanel .grow { flex: 1; }
.sm-root .input.sm-input { min-height: 32px; padding: 4px 10px; font-size: var(--sm-font-label); width: 220px; }
.lg { display: inline-flex; align-items: center; gap: 6px; }
.lg i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.k-human { --k: var(--sm-text); } .k-agent { --k: var(--sm-brand-blue); } .k-tool { --k: var(--sm-text-muted); }
.lg i.k-human, .lg i.k-agent, .lg i.k-tool { background: var(--k); }
.lg i.ln-seq, .lg i.ln-branch, .lg i.ln-rework { width: 22px; height: 0; border-radius: 0; border-top: 2px solid; }
.ln-seq { --e: var(--sm-border-control); } .ln-branch { --e: var(--sm-link); } .ln-rework { --e: var(--sm-warning-text); }
.lg i.ln-seq, .lg i.ln-branch { border-color: var(--e); } .lg i.ln-rework { border-top: 2px dashed var(--e); }
.pview { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 16px; align-items: start; }
.ppanel { position: sticky; top: 16px; max-height: calc(100vh - 32px); overflow: auto; }
.ppanel .card-head h2 { font-size: var(--sm-font-body); }
.plinks { margin: 6px 0 0; padding-left: 18px; }
@media (max-width: 1100px) { .pview { grid-template-columns: minmax(0, 1fr); } .ppanel { position: static; max-height: none; } }

.sm-root .pnode { display: flex; flex-direction: column; gap: 4px; background: var(--sm-surface); border: 1px solid var(--sm-border); border-left: 5px solid var(--k); border-radius: var(--sm-radius-panel); padding: 8px 10px; font-size: 12px; line-height: 1.35; color: var(--sm-text); position: relative; box-shadow: 0 1px 2px rgba(0, 19, 51, .06); }
.sm-root .pnode:hover { text-decoration: none; border-color: var(--sm-border-control); border-left-color: var(--k); }
.sm-root .pnode.sel { outline: 3px solid var(--sm-focus); outline-offset: 1px; }
.pnode .who { font-size: 10.5px; font-weight: var(--sm-weight-strong); text-transform: uppercase; letter-spacing: .04em; color: var(--k); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.k-human .who { color: var(--sm-text); }
.pnode .what { display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }
.pnode .dur { align-self: flex-start; }
.gate { background: var(--sm-warning-bg); color: var(--sm-warning-text); border: 1px solid var(--sm-warning-text); border-radius: 3px; font-size: 10px; font-weight: var(--sm-weight-strong); padding: 0 5px; line-height: 1.5; }
.pnode .gate { position: absolute; top: -9px; right: 8px; }

/* Flow: scenes as bands, lanes human / agent / tool, one column per step in reading order */
.fboard { overflow: hidden; }
.foverview { display: flex; gap: 4px; padding: 10px 12px; border-bottom: 1px solid var(--sm-border); }
.sm-root .foverview .seg { height: 24px; min-width: 24px; border-radius: 4px; background: var(--sm-surface-subtle); border: 1px solid var(--sm-border); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: var(--sm-weight-strong); color: var(--sm-text); }
.sm-root .foverview .seg:hover { background: var(--sm-selected); text-decoration: none; }
.fscroll { overflow-x: auto; background: var(--sm-surface-subtle); }
.fgrid { display: grid; position: relative; grid-template-rows: 56px repeat(3, minmax(120px, auto)); column-gap: 12px; padding: 0 16px 12px 0; width: max-content; }
.flane { grid-column: 1; position: sticky; left: 0; z-index: 3; background: var(--sm-surface); border-right: 1px solid var(--sm-border); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: var(--sm-weight-strong); text-transform: uppercase; letter-spacing: .05em; color: var(--k); writing-mode: vertical-rl; transform: rotate(180deg); }
.flane.fscene { writing-mode: horizontal-tb; transform: none; color: var(--sm-text-muted); }
.flane.k-human { color: var(--sm-text); }
.fline { grid-column: 2 / -1; border-top: 1px dashed var(--sm-border); }
.fband { align-self: stretch; margin: 8px 0 6px; border-radius: 6px; background: var(--sm-surface); border: 1px solid var(--sm-border); padding: 6px 10px; font-size: 12px; font-weight: var(--sm-weight-strong); display: flex; gap: 8px; align-items: center; white-space: nowrap; overflow: hidden; scroll-margin-left: 90px; }
.fband span { overflow: hidden; text-overflow: ellipsis; flex: 1; }
.fband b { font-family: var(--sm-font-mono); color: var(--sm-text-muted); font-weight: var(--sm-weight-regular); }
.sm-root .fadd { border: 1px dashed var(--sm-border-control); border-radius: 4px; padding: 0 6px; font-size: 12px; flex: none; }
.fcell { align-self: center; z-index: 2; padding: 10px 0; }
svg.farrows, svg.cedges { position: absolute; left: 0; top: 0; pointer-events: none; z-index: 1; overflow: visible; }
.edge { fill: none; stroke: var(--e); stroke-width: 1.6; }
.edge.ln-rework { stroke-dasharray: 6 5; stroke-width: 2; }
.edge.drafting { stroke-dasharray: 4 4; }
.ah { fill: var(--e); }

/* Canvas: free placement, scene frames computed from the cards, connections with labels */
.cboard { position: relative; height: 68vh; min-height: 480px; overflow: auto; background-color: var(--sm-surface-subtle); background-image: radial-gradient(var(--sm-border) 1px, transparent 1px); background-size: 18px 18px; }
.csizer { position: relative; }
.cplane { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.cplane .pnode { position: absolute; width: 200px; z-index: 2; cursor: grab; touch-action: none; user-select: none; }
.cplane .pnode:active { cursor: grabbing; }
.handle { position: absolute; right: -8px; top: 50%; width: 14px; height: 14px; margin-top: -7px; border-radius: 50%; background: var(--sm-surface); border: 2px solid var(--sm-link); cursor: crosshair; }
.handle:hover { background: var(--sm-link); }
.cframe { position: absolute; z-index: 0; border: 1.5px dashed var(--sm-border-control); border-radius: 10px; background: color-mix(in srgb, var(--sm-surface) 55%, transparent); }
.cframe b { position: absolute; top: -11px; left: 12px; max-width: calc(100% - 24px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; background: var(--sm-surface-subtle); padding: 0 6px; font-size: 12px; color: var(--sm-text-muted); }
.sm-root .elab { position: absolute; z-index: 3; transform: translate(-50%, -50%); font-size: 11px; font-weight: var(--sm-weight-strong); padding: 1px 6px; border-radius: 3px; background: var(--sm-surface); border: 1px solid var(--e); color: var(--e); white-space: nowrap; }
.sm-root .elab.ln-rework { background: var(--sm-warning-bg); }
.czoom { position: sticky; left: 12px; bottom: 12px; z-index: 4; display: inline-flex; gap: 4px; margin: 0 0 12px 12px; }

/* Sign-in and registration (published instance only) */
.auth { max-width: 420px; margin: 0 auto; padding: 12vh 16px 48px; display: flex; flex-direction: column; gap: 24px; }
.auth .sm-brand { font-size: 28px; color: var(--sm-text); align-self: flex-start; }
.scroll-x { overflow-x: auto; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.modal { display: none; position: fixed; inset: 0; z-index: 50; background: rgba(0, 19, 51, .55); padding: 16px; overflow: auto; }
.modal:target { display: grid; place-items: center; }
.modal .card { width: 100%; max-width: 420px; }