/* v4 refresh — workspace screens. Tokens only (tokens/*.css): no bare hex, weights 400/500. */

/* ══ Mail — inbox (p13) ═════════════════════════════════════════════════════
   Page head across the top, then the folder rail (plain rows on white) beside
   the list. No hero numeral, no column heads, no Track AI column. */
.mx { display: block; }
.mx4-head { margin-bottom: 22px; }
.mx4-head-acts, .fl4-head-acts, .cl4-head-acts, .ca4-head-acts { margin-left: auto; display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mx4-body { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 30px; align-items: start; }
.mx.is-reading .mx4-head-slot, .mx.is-reading .mx-rail-slot { display: none; }
.mx.is-reading .mx4-body { grid-template-columns: minmax(0, 1fr); }

.mx-rail { position: sticky; top: 16px; gap: 18px; min-height: 0; }
.mx-folders { gap: 0; }
.mx-folder, .mx-proj { display: flex; flex-direction: row; align-items: center; justify-content: space-between; gap: 10px; min-height: 37px;
  padding: 0 10px; border-radius: var(--radius-md); font-size: var(--text-row); color: var(--ink); background: none; text-align: left; }
.mx-folder:hover, .mx-proj:hover { background: var(--row-hover); color: var(--ink); }
.mx-folder.is-on, .mx-proj.is-on { background: var(--segment-track); color: var(--ink); font-weight: var(--weight-medium); }
.mx-count { font-family: var(--font-technical); font-size: var(--text-body); color: var(--ink-2); flex: none; }
.mx-folder.is-on .mx-count, .mx-proj.is-on .mx-count { color: var(--ink); font-weight: var(--weight-medium); }
.mx-proj > .mq-ell { flex: 1; min-width: 0; }
.mx-proj .mx-count { color: var(--ink-3); }
.mx-eyebrow { font-size: var(--text-label); font-weight: var(--weight-regular); letter-spacing: 0; text-transform: none; color: var(--ink-3); padding: 0 10px 4px; }
.mx-approvals { gap: 0; margin-top: 0; padding-top: 0; border-top: 0; }
.mx-proj-none { font-size: var(--text-label); color: var(--ink-3); padding: 4px 10px; }

.mx4-list { gap: 0; }
.mx4-search { display: flex; align-items: center; gap: 10px; max-width: none; min-height: 40px; padding: 0 12px; border: 1px solid var(--hair);
  border-radius: var(--radius-md); background: var(--surface); color: var(--ink-3); cursor: text; }
.mx4-search:focus-within { border-color: var(--link); box-shadow: 0 0 0 3px var(--halo); }
.mx4-search input { flex: 1; min-width: 0; min-height: 38px; border: 0; padding: 0; border-radius: 0; background: transparent; font-size: var(--text-body); color: var(--ink); box-shadow: none; }
.mx4-search input:focus { outline: none; box-shadow: none; border: 0; }
.mx4-search svg { flex: none; }
.mx4-chiprow { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 14px 0 8px; }
.mx4-chips { display: inline-flex; gap: 8px; flex-wrap: wrap; padding-left: 12px; border-left: 1px solid var(--hair); }
.mx4-chan + .mx4-chips { margin-left: 2px; }
.mx4-chan:only-child, .mx4-chiprow > .mx4-chips:first-child { padding-left: 0; border-left: 0; }
.mx4-chip { min-height: 32px; padding: 0 11px; gap: 6px; border: 1px solid var(--hair); border-radius: var(--radius-md); background: var(--surface);
  font-size: var(--text-body); color: var(--ink); }
.mx4-chip:hover { border-color: var(--hair-strong); }
.mx4-chip.is-on { background: var(--blue-tint); border-color: var(--blue-tint); color: var(--anchor); }
.mx4-chip .mq-chip-n { font-size: var(--text-meta-r); opacity: 1; color: var(--ink-3); }
.mx4-chip .mq-chip-n.is-hot { color: var(--late); }
.mx4-chiprow-end { margin-left: auto; display: inline-flex; align-items: center; gap: 12px; }
.mx4-tickall { display: inline-flex; align-items: center; min-height: 32px; }
.mx4-context { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; padding: 6px 0 4px; }
.mx4-context-t { font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); }
.mx4-context-l { font-size: var(--text-meta-r); color: var(--ink-3); }
.mx4-note { font-size: var(--text-meta-r); color: var(--ink-3); padding: 4px 0; }
.mx4-note:empty { display: none; }
.mx4-list .mx-bulk { position: static; margin: 4px 0; }

.mx4-row { position: relative; display: grid; grid-template-columns: 16px 16px 60px minmax(110px, 190px) minmax(0, 1fr) auto; gap: 14px;
  align-items: center; min-height: 44px; padding: 8px 4px; border-bottom: 1px solid var(--hair); cursor: pointer; font-size: var(--text-row); color: var(--ink); }
.mx4-row:hover { background: var(--row-hover); }
.mx4-row.is-sel { background: var(--blue-tint); }
.mx4-row:focus-visible { outline: 2px solid var(--link); outline-offset: -2px; }
.mx4-row .mx-tick { width: 14px; height: 14px; }
.mx4-row .mx-star { font-size: 14px; color: var(--hair-strong); }
.mx4-row .mx-star.is-on, .mx-star.is-on { color: var(--status-hold-ink); }
.mx4-from { min-width: 0; }
.mx4-row.is-unread .mx4-from, .mx4-row.is-unread .mx4-s { font-weight: var(--weight-medium); }
.mx4-subj { min-width: 0; }
.mx4-snip { color: var(--ink-3); font-weight: var(--weight-regular); }
.mx4-when { display: flex; flex-direction: column; align-items: flex-end; gap: 2px; text-align: right; font-size: var(--text-body); color: var(--ink-2); white-space: nowrap; }
.mx4-sub { font-size: var(--text-label); color: var(--ink-3); }
.mx4-sub.late-text { color: var(--late); }
.mx4-tag, .mx4-fileit { appearance: none; display: inline-flex; align-items: center; justify-content: center; min-width: 46px; height: 22px; padding: 0 7px;
  border-radius: var(--radius-sm); font-size: var(--text-meta-r); font-weight: var(--weight-medium); line-height: 1; white-space: nowrap; }
.mx4-tag { border: 0; background: var(--blue-tint); color: var(--anchor); cursor: pointer; }
.mx4-tag:hover { background: var(--blue-tint-2); }
.mx4-tag.is-grey { background: var(--grey-pill); color: var(--ink-2); cursor: default; }
.mx4-tag.is-wait { background: none; color: var(--ink-3); cursor: default; }
.mx4-fileit { border: 1px dashed var(--hair-strong); background: none; color: var(--ink-2); font-weight: var(--weight-regular); cursor: pointer; }
.mx4-fileit:hover { border-color: var(--link); color: var(--link); }
.mx4-row .mq-more { right: -32px; display: inline-flex; align-items: center; justify-content: center; }
.mx4-group { padding: 16px 4px 6px; }
.mx4-group .mq-group-label { font-size: var(--text-label); letter-spacing: 0; text-transform: none; color: var(--ink-2); font-weight: var(--weight-medium); }
.mx4-group-name { font-size: var(--text-label); color: var(--ink-3); }
.mx4-list .mq-log { margin-top: 28px; }
.mx4-list .mq-table-title > span:first-child { font-size: var(--text-section); }
.mx4-connect { max-width: 520px; }
.mx4-connect .btn { margin-top: 12px; }

/* ══ Mail — reading a thread (p14) ══════════════════════════════════════════
   The thread takes the page: main column, and a white side panel behind a
   hairline that runs the full height. */
.mx4-reader { display: grid; grid-template-columns: minmax(0, 1fr) 330px; min-height: calc(100vh - 80px); height: auto; }
.mx4-r-main { min-width: 0; padding-right: 36px; display: flex; flex-direction: column; gap: 18px; }
.mx4-r-head .crumbs { margin-bottom: 12px; }
.mx4-r-titlerow { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.mx4-r-title { flex: 1; min-width: 240px; margin: 0; font-size: var(--text-section); font-weight: var(--weight-medium); letter-spacing: -0.01em; line-height: 1.3; color: var(--ink); }
.mx4-r-acts { display: inline-flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.mx4-reader .mx-r-thread { gap: 10px; }
.mx4-r-card { border: 1px solid var(--hair); border-radius: var(--radius-12); padding: 22px 24px; background: var(--surface); display: flex; flex-direction: column; gap: 16px; }
.mx4-reader .mx-r-from { align-items: flex-start; gap: 12px; }
.mx4-reader .mx-r-from.is-refold { cursor: pointer; }
.mx4-r-who { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
.mx4-r-name { font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); }
.mx4-r-addr, .mx4-r-when { font-size: var(--text-meta-r); color: var(--ink-3); }
.mx4-r-to { font-size: var(--text-label); color: var(--ink-3); }
.mx4-r-when { white-space: nowrap; }
.mx4-reader .mx-r-text { font-size: var(--text-row); line-height: 1.6; color: var(--ink); max-width: 80ch; }
.mx4-reader .mx-r-frame { border: 0; border-radius: 0; }
.mx4-reader .mx-r-files { flex-direction: row; flex-wrap: wrap; }
.mx4-file { display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0 12px; border: 1px solid var(--hair); border-radius: var(--radius-md);
  font-size: var(--text-body); color: var(--ink); max-width: 100%; }
.mx4-file svg { flex: none; color: var(--ink-2); }
.mx4-file-size { font-size: var(--text-label); color: var(--ink-3); }
.mx4-reader .mx-r-fold { width: 100%; display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 0 14px; border: 1px solid var(--hair);
  border-radius: var(--radius-10); font-size: var(--text-body); color: var(--ink); text-align: left; }
.mx4-fold-snip { flex: 1; color: var(--ink-3); }
.mx4-fold-when { font-size: var(--text-label); color: var(--ink-3); white-space: nowrap; }
.mx4-r-replybox { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; min-height: 70px; padding: 14px 16px 14px 22px;
  border: 1px solid var(--hair); border-radius: var(--radius-12); }
.mx4-r-replybox .mx-r-replyin { flex: 1; min-width: 160px; min-height: 40px; border: 0; padding: 0; background: none; font-size: var(--text-body); color: var(--ink-3); }
.mx4-r-replyacts { display: inline-flex; gap: 8px; flex-wrap: wrap; }
.mx4-reader .mx-r-compose { border-radius: var(--radius-12); padding: 14px 18px; }
.mx4-r-earlier { font-size: var(--text-meta-r); color: var(--ink-3); }
.mx4-r-earlier:empty { display: none; }
.mx4-link { appearance: none; background: none; border: 0; padding: 0; font: inherit; color: var(--link); cursor: pointer; text-align: left; }
.mx4-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.mx4-r-muted { color: var(--ink-3); }

.mx4-r-side { border-left: 1px solid var(--hair); padding: 4px 0 24px 26px; display: flex; flex-direction: column; gap: 22px; max-height: none; overflow: visible; }
.mx4-side-sec { display: flex; flex-direction: column; gap: 6px; }
.mx4-side-label { margin: 0 0 4px; font-size: var(--text-meta-r); font-weight: var(--weight-regular); color: var(--ink-3); }
.mx4-side-big { font-size: 17px; font-weight: var(--weight-medium); color: var(--ink); line-height: 1.3; }
.mx4-side-sub { font-size: var(--text-meta-r); color: var(--ink-2); line-height: 1.45; }
.mx4-side-note { font-size: var(--text-label); color: var(--ink-3); line-height: 1.45; }
.mx4-side-note.ok { color: var(--status-ok-ui); }
.mx4-side-line { font-size: var(--text-body); color: var(--ink); line-height: 1.5; }
.mx4-side-btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.mx4-side-sec > .mx4-link { font-size: var(--text-meta-r); margin-top: 4px; }
.mx4-readpage > .crumbs { margin-bottom: 12px; }

@media (max-width: 1100px) {
  .mx4-reader { grid-template-columns: minmax(0, 1fr); }
  .mx4-r-main { padding-right: 0; }
  .mx4-r-side { border-left: 0; border-top: 1px solid var(--hair); padding: 22px 0 0; margin-top: 22px; }
}
@media (max-width: 900px) {
  .mx4-body { grid-template-columns: minmax(0, 1fr); }
  .mx-rail { position: static; }
  .mx-rail .mx-folders { flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .mx-rail .mx-rail-sec, .mx-rail .mx-approvals { display: none; }
}
@media (max-width: 760px) {
  .mx4-row { grid-template-columns: 16px 56px minmax(0, 1fr) auto; grid-template-areas: 'tick proj from when' 'tick subj subj subj'; row-gap: 4px; }
  .mx4-row .mx-tick { grid-area: tick; }
  .mx4-row .mx-star, .mx4-row .mq-more { display: none; }
  .mx4-proj { grid-area: proj; }
  .mx4-from { grid-area: from; }
  .mx4-subj { grid-area: subj; }
  .mx4-when { grid-area: when; }
  .mx4-chips { padding-left: 0; border-left: 0; }
  .mx4-chiprow-end { margin-left: 0; }
  .mx-folder, .mx-proj { min-height: 44px; }
}

/* ══ Files (p15) ════════════════════════════════════════════════════════════
   Head with search and Open in Drive; underline tabs; a breadcrumb; the folder
   as a NAME · KIND · MODIFIED · BY · STATUS table with a preview panel. */
.fl4 { gap: 22px; }
.fl4-head { align-items: center; }
.fl4-head-acts { margin-left: auto; display: inline-flex; gap: 10px; align-items: center; flex-wrap: nowrap; }
a.btn { text-decoration: none; }
.fl4-head-acts .btn { white-space: nowrap; }
.fl4-search { display: inline-flex; align-items: center; gap: 10px; flex: 0 1 305px; width: 305px; max-width: 100%; min-height: 36px; padding: 0 12px; border: 1px solid var(--hair);
  border-radius: var(--radius-md); background: var(--surface); color: var(--ink-3); cursor: text; }
.fl4-search:focus-within { border-color: var(--link); box-shadow: 0 0 0 3px var(--halo); }
.fl4-search input { flex: 1; min-width: 0; border: 0; padding: 0; background: transparent; font-family: var(--font-sans); font-size: var(--text-body); color: var(--ink); min-height: 34px; }
.fl4-search input:focus { outline: none; }
.fl4-search svg { flex: none; }
.fl4 .fx-tabs { margin-top: -4px; }
.fl4-connect { max-width: 520px; }
.fl4-connect .btn { margin-top: 12px; }
.fl4-empty { padding: 18px 0; font-size: var(--text-body); color: var(--ink-3); }

.fl4-crumbs { flex-wrap: wrap; align-items: baseline; gap: 4px 8px; margin: 0 0 14px; font-size: var(--text-body); color: var(--ink-3); }
.fl4-crumbs > span[aria-hidden] { color: var(--ink-3); }
.fl4-here { color: var(--ink); font-weight: var(--weight-medium); }
.fl4-crumb-end { margin-left: auto; display: inline-flex; gap: 14px; align-items: baseline; flex-wrap: wrap; }
.fl4-note { font-size: var(--text-label); color: var(--ink-3); }
.fl4-link { font-size: var(--text-meta-r); color: var(--link); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: none; font-family: inherit; }
.fl4-link:hover { text-decoration: underline; text-underline-offset: 3px; }
.fx-table > .fl4-crumbs { margin-bottom: 14px; }

.fl4-folder { display: block; }
.fl4-folder.has-pane { display: grid; grid-template-columns: minmax(0, 1fr) 305px; gap: 0; align-items: stretch; min-height: calc(100vh - 220px); }
.fl4-main { min-width: 0; }
.fl4-folder.has-pane .fl4-main { padding-right: 32px; }
.fl4-table { display: flex; flex-direction: column; }
.fl4-row { display: grid; grid-template-columns: minmax(0, 1fr) 80px 80px 96px minmax(110px, 200px); gap: 14px; align-items: center;
  min-height: 42px; padding: 6px 10px; border-bottom: 1px solid var(--hair); font-size: var(--text-row); color: var(--ink); border-radius: 0; }
.fl4-row > span { min-width: 0; }
.fl4-row[data-go] { cursor: pointer; }
.fl4-row[data-go]:hover { background: var(--row-hover); }
.fl4-row.is-sel, .fl4-row.is-sel:hover { background: var(--blue-tint); border-radius: var(--radius-md); }
.fl4-row.is-dim .fl4-name { color: var(--ink-2); }
.fl4-row:focus-visible { outline: 2px solid var(--link); outline-offset: -2px; }
.fl4-cols { min-height: 0; padding-top: 0; padding-bottom: 9px; border-bottom: 1px solid var(--rule-head); font-size: var(--text-table-head); font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-table); text-transform: uppercase; color: var(--ink-3); }
.fl4-name { display: flex; align-items: center; gap: 10px; min-width: 0; }
.fl4-name svg { flex: none; color: var(--ink-3); }
.fl4-name.is-dir { font-weight: var(--weight-medium); }
.fl4-name.is-dir svg { color: var(--link); }
.fl4-stack { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.fl4-t { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.fl4-sub { font-size: var(--text-label); color: var(--late); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fl4-row > span:nth-child(2), .fl4-row > span:nth-child(3), .fl4-row > span:nth-child(4) { font-size: var(--text-body); color: var(--ink-2); }
.fl4-cols > span:nth-child(n) { font-size: var(--text-table-head); color: var(--ink-3); }
.fl4-status { display: flex; gap: 6px; flex-wrap: wrap; }
.fl4-chip { display: inline-flex; align-items: center; height: 22px; padding: 0 8px; border-radius: var(--radius-6); font-size: var(--text-label);
  font-weight: var(--weight-medium); white-space: nowrap; }
.fl4-chip.is-ok { background: var(--ok-tint); color: var(--status-ok-ui); }
.fl4-chip.is-grey { background: var(--grey-pill); color: var(--ink-2); }
.fl4-chip.is-late { background: var(--late-tint); color: var(--late); }

.fl4-pane { border-left: 1px solid var(--hair); padding: 0 0 24px 26px; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.fl4-pane-empty { padding-top: 8px; font-size: var(--text-meta-r); color: var(--ink-3); line-height: 1.5; }
.fl4-thumb { display: grid; place-items: center; aspect-ratio: 1.41; border: 1px solid var(--hair); border-radius: var(--radius-10); overflow: hidden;
  font-size: var(--text-meta-r); color: var(--ink-3); background: var(--surface); margin-bottom: 8px; }
.fl4-thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.fl4-pane-name { font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); overflow-wrap: anywhere; }
.fl4-pane-sub { font-size: var(--text-label); color: var(--ink-3); margin-top: -6px; }
.fl4-pane-btns { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0 10px; }
.fl4-facts { margin: 0; display: flex; flex-direction: column; }
.fl4-facts > div { display: grid; grid-template-columns: 95px minmax(0, 1fr); gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--hair); }
.fl4-facts dt { font-size: var(--text-meta-r); color: var(--ink-3); }
.fl4-facts dd { margin: 0; font-size: var(--text-body); color: var(--ink); overflow-wrap: anywhere; }

/* The drive and project-folder lists keep their own tables, in the v4 dress. */
.fl4 .fx-cols { border-bottom-color: var(--rule-head); font-size: var(--text-table-head); letter-spacing: var(--tracking-table); color: var(--ink-3); }
.fl4 .fx-row { min-height: 42px; padding: 8px 0; }
.fl4 .fx-cell { font-size: var(--text-row); }
.fl4 .fx-mono, .fl4 .fx-c-upd, .fl4 .fx-c-items { font-size: var(--text-body); color: var(--ink-2); }
.fl4 .fx-blue { color: var(--anchor); }
.fl4 .fx-search { border-radius: var(--radius-md); min-height: 38px; }
.fl4 .fx-chip { border-radius: var(--radius-md); min-height: 32px; padding: 0 11px; }

@media (max-width: 1100px) {
  .fl4-folder.has-pane { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .fl4-folder.has-pane .fl4-main { padding-right: 0; }
  .fl4-pane { border-left: 0; border-top: 1px solid var(--hair); padding: 20px 0 0; margin-top: 20px; }
  .fl4-thumb { max-width: 360px; }
}
@media (max-width: 760px) {
  .fl4-row { grid-template-columns: minmax(0, 1fr) auto; }
  .fl4-row > span:nth-child(2), .fl4-row > span:nth-child(4) { display: none; }
  .fl4-row > span:nth-child(5) { grid-column: 1 / -1; }
  .fl4-row > span:nth-child(5):empty { display: none; }
  .fl4-cols > span:nth-child(5) { display: none; }
  .fl4-row { min-height: 44px; }
  .fl4-search { width: 100%; }
  .fl4-head-acts { flex-wrap: wrap; width: 100%; margin-left: 0; }
}
.fl4 .fx-chip[aria-pressed="true"] { background: var(--blue-tint); border-color: var(--blue-tint); color: var(--anchor); }
.fl4 .fx-group-label { text-transform: none; letter-spacing: 0; font-size: var(--text-body); font-weight: var(--weight-medium); }
.fl4 .fx-table-title { font-size: var(--text-section); }

/* ══ Calendar (p16) ═════════════════════════════════════════════════════════ */
.cl4 { display: flex; flex-direction: column; gap: 18px; }
.cl4-head { align-items: center; }
.cl4-head-acts { margin-left: auto; display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.cl4-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.cl4-bar #prev svg { transform: rotate(180deg); }
.cl4-month { font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); min-width: 120px; text-align: center; }
.cl4-away { margin-left: auto; font-size: var(--text-meta-r); color: var(--ink-2); }
.cl4-body { display: grid; grid-template-columns: minmax(0, 1fr) 350px; gap: 34px; align-items: start; }
.cl4-grid-host { min-width: 0; }
.cl4-skel { position: relative; height: 560px; }
.cl4-skel .skel { position: absolute; inset: 0; border-radius: var(--radius-12); }
.cl4-skel p { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; margin: 0; font-size: var(--text-meta-r); color: var(--ink-3); }
.cl4-msg { font-size: var(--text-meta-r); color: var(--ink-3); }
.cl4-connect { max-width: 520px; margin-top: 0; }
.cl4-connect .btn { margin-top: 12px; }
.cl4-month-box { border: 1px solid var(--hair); border-radius: var(--radius-12); overflow: hidden; }
.cl4-grid { display: grid; }
.cl4-dow { padding: 10px 10px 8px; font-size: var(--text-label); color: var(--ink-3); border-bottom: 1px solid var(--hair); border-right: 1px solid var(--hair); }
.cl4-cell { min-width: 0; min-height: 107px; padding: 8px; display: flex; flex-direction: column; gap: 4px; border-right: 1px solid var(--hair); border-bottom: 1px solid var(--hair); }
.cl4-dow:nth-child(5n), .cl4-cell:nth-child(5n) { border-right: 0; }
.cl4-grid[style*="repeat(7"] .cl4-dow:nth-child(5n), .cl4-grid[style*="repeat(7"] .cl4-cell:nth-child(5n) { border-right: 1px solid var(--hair); }
.cl4-grid[style*="repeat(7"] .cl4-dow:nth-child(7n), .cl4-grid[style*="repeat(7"] .cl4-cell:nth-child(7n) { border-right: 0; }
.cl4-cell.is-other { background: var(--cal-muted, var(--row-hover)); }
.cl4-num { font-family: var(--font-technical); font-size: var(--text-meta-r); color: var(--ink); line-height: 20px; margin-bottom: 2px; align-self: flex-start; min-width: 20px; }
.cl4-cell.is-other .cl4-num { color: var(--ink-3); }
.cl4-num.is-today { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px; border-radius: 50%; background: var(--link); color: var(--primary-ink); }
.cl4-chip { display: block; font-weight: var(--weight-regular); min-height: 20px; padding: 2px 7px; border-radius: var(--radius-sm); font-size: var(--text-label); line-height: 16px; color: var(--ink);
  background: var(--grey-pill); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-decoration: none; }
.cl4-chip:hover { filter: brightness(0.97); }
.cl4-chip.k-site { background: var(--blue-tint-2); color: var(--anchor); }
.cl4-chip.k-cpd { background: var(--anchor); color: var(--primary-ink); }
.cl4-chip.k-leave { background: var(--ok-tint); color: var(--status-ok-ui); }
.cl4-chip.is-pending { opacity: 0.75; }
.cl4-chip.is-spill { background: none; border: 1px dashed var(--hair-strong); color: var(--ink-2); }
.cl4-more { font-size: var(--text-label); color: var(--ink-3); }

.cl4-side { display: flex; flex-direction: column; gap: 28px; min-width: 0; }
.cl4-sec { display: flex; flex-direction: column; }
.cl4-h { display: flex; align-items: center; gap: 8px; margin: 0; padding-bottom: 10px; border-bottom: 1px solid var(--hair); font-size: var(--text-section); font-weight: var(--weight-medium); letter-spacing: -0.01em; color: var(--ink); }
.cl4-count { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--radius-pill);
  background: var(--late); color: var(--primary-ink); font-size: var(--text-label); font-weight: var(--weight-medium); }
.cl4-ask { display: flex; flex-direction: column; gap: 6px; padding: 12px 0; border-bottom: 1px solid var(--hair); font-size: var(--text-body); }
.cl4-who { font-weight: var(--weight-medium); color: var(--ink); }
.cl4-meta { color: var(--ink-2); font-size: var(--text-meta-r); }
.cl4-line { font-size: var(--text-meta-r); color: var(--ink-2); }
.cl4-acts { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.cl4-wait { font-size: var(--text-meta-r); color: var(--late); }
.cl4-booked { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--hair); font-size: var(--text-body); color: var(--ink); }
.cl4-range { font-family: var(--font-technical); font-size: var(--text-meta-r); color: var(--ink-2); white-space: nowrap; }
.cl4-none { margin: 0; padding: 12px 0; font-size: var(--text-meta-r); color: var(--ink-3); }
.cl4-keys { display: flex; flex-direction: column; gap: 9px; padding-top: 12px; }
.cl4-key { display: flex; align-items: center; gap: 10px; font-size: var(--text-body); color: var(--ink); }
.cl4-sw { width: 14px; height: 9px; border-radius: 2px; flex: none; background: var(--grey-pill); }
.cl4-sw.k-site { background: var(--blue-tint-2); }
.cl4-sw.k-cpd { background: var(--anchor); }
.cl4-sw.k-leave { background: var(--ok-tint); }
.cl4-foot { margin: 12px 0 0; font-size: var(--text-label); color: var(--ink-3); line-height: 1.5; }

@media (max-width: 1100px) {
  .cl4-body { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .cl4-month-box { overflow-x: auto; }
  .cl4-grid { min-width: 560px; }
  .cl4-away { margin-left: 0; width: 100%; }
  .cl4-head-acts { margin-left: 0; }
  .cl4-acts .btn { min-height: 44px; }
}

/* ══ Calculate — packages (p17) ═════════════════════════════════════════════ */
.ca4 { display: flex; flex-direction: column; gap: 18px; }
.ca4-head { align-items: center; }
.ca4-intro { margin: 0; font-size: var(--text-row); color: var(--ink); max-width: 90ch; }
.ca4-stages { list-style: none; margin: 0 0 8px; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; }
.ca4-stages li { display: flex; flex-direction: column; gap: 4px; padding-top: 10px; border-top: 3px solid var(--blue-tint-2); min-width: 0; }
.ca4-stage-t { font-size: var(--text-body); font-weight: var(--weight-medium); color: var(--ink); }
.ca4-stage-d { font-size: var(--text-label); color: var(--ink-3); }
.ca4-sec { display: flex; flex-direction: column; margin-top: 10px; }
.ca4-sec-h { display: flex; align-items: baseline; gap: 10px; padding-bottom: 12px; border-bottom: 1px solid var(--rule-head); }
.ca4-empty { padding: 26px 0 8px; }
.ca4-empty h3 { margin: 0; font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); }
.ca4-empty p { margin: 6px 0 0; font-size: var(--text-body); color: var(--ink-2); line-height: 1.5; max-width: 72ch; }
.ca4-btns { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.ca4-empty .ca4-btns { margin-top: 16px; }
.ca4-none { margin: 0; padding: 18px 0; font-size: var(--text-body); color: var(--ink-3); }
.ca4-demo { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 14px; padding: 18px 20px; border: 1px solid var(--hair); border-radius: var(--radius-12); }
.ca4-demo-text { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: 3px; }
.ca4-title { font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); }
.ca4-sub { font-size: var(--text-meta-r); color: var(--ink-2); }
.ca4-ref { color: var(--anchor); }
.ca4-table { width: 100%; margin-top: 4px; }
.ca4-table tbody tr { cursor: pointer; }
.ca4-table tbody tr:hover td { background: var(--row-hover); }
.ca4-foot { margin: 12px 0 0; font-size: var(--text-meta-r); color: var(--ink-3); }
.ca4 #cx-feedback:not(:empty) { margin-top: 18px; }
@media (max-width: 900px) { .ca4-stages { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 14px; } }
@media (max-width: 760px) { .ca4-stages { grid-template-columns: repeat(2, minmax(0, 1fr)); } .ca4-head-acts { margin-left: 0; } }
.ca4-sec-h .page-sub { font-size: var(--text-meta-r); color: var(--ink-3); }
.ca4-sec + .ca4-sec { margin-top: 30px; }

/* ══ Ask Track (p18) ════════════════════════════════════════════════════════ */
.ak4 { display: flex; flex-direction: column; gap: 26px; }
.ak4-body { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(300px, 1fr); gap: 36px; align-items: start; }
.ak4-main, .ak4-side { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.ak4-side { gap: 22px; }
.ak4-box { display: flex; flex-direction: column; gap: 10px; min-height: 180px; padding: 16px; border: 1px solid var(--rule-head); border-radius: var(--radius-12); background: var(--surface); }
.ak4-box:focus-within { box-shadow: 0 0 0 3px var(--halo); }
.ak4-label { font-size: var(--text-meta-r); color: var(--ink-2); }
.ak4-box textarea { flex: 1; width: 100%; min-height: 64px; border: 0; padding: 0; resize: none; background: transparent; font-family: var(--font-sans);
  font-size: 17px; line-height: 1.45; color: var(--ink); }
.ak4-box textarea:focus { outline: none; }
.ak4-box textarea::placeholder { color: var(--ink-3); }
.ak4-box-foot { display: flex; align-items: center; gap: 14px; }
.ak4-disclaim { flex: 1; font-size: var(--text-label); color: var(--ink-3); }
.ak4-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.ak4-chips:empty { display: none; }
.ak4-chip { min-height: 32px; padding: 0 13px; border: 1px solid var(--hair); border-radius: var(--radius-pill); background: var(--surface);
  font-family: var(--font-sans); font-size: var(--text-body); color: var(--ink); cursor: pointer; }
.ak4-chip:hover { border-color: var(--hair-strong); }
.ak4-sec { display: flex; flex-direction: column; }
.ak4-h { margin: 0; padding-bottom: 10px; border-bottom: 1px solid var(--hair); font-size: var(--text-section); font-weight: var(--weight-medium); letter-spacing: -0.01em; color: var(--ink); }
.ak4-h-sm { font-size: var(--text-row); }
.ak4-none { margin: 0; padding: 14px 0; font-size: var(--text-body); color: var(--ink-2); }
.ak4-q { display: flex; justify-content: space-between; gap: 12px; width: 100%; padding: 12px 0; border: 0; border-bottom: 1px solid var(--hair); background: none;
  font-family: var(--font-sans); font-size: var(--text-body); color: var(--ink); text-align: left; cursor: pointer; }
.ak4-q:hover { background: var(--row-hover); }
.ak4-meta { font-size: var(--text-label); color: var(--ink-3); font-weight: var(--weight-regular); }
.ak4-read { display: flex; justify-content: space-between; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--hair); font-size: var(--text-body); color: var(--ink); }
.ak4-read > span:last-child { color: var(--ink-2); white-space: nowrap; }
.ak4-read > span.is-ok { color: var(--status-ok-ui); }
.ak4-read > span.is-late { color: var(--late); font-weight: var(--weight-medium); }
.ak4-amber { padding: 16px; border-radius: var(--radius-12); background: var(--alert-bg); }
.ak4-amber h3 { margin: 0; font-size: var(--text-row); font-weight: var(--weight-medium); color: var(--ink); }
.ak4-amber p { margin: 6px 0 0; font-size: var(--text-body); line-height: 1.5; color: var(--ink); }
.ak4-src { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--hair); }
.ak4-src-t { display: flex; flex-direction: column; gap: 2px; min-width: 0; font-size: var(--text-body); color: var(--ink); }
.ak4-link { font-size: var(--text-meta-r); color: var(--link); text-decoration: none; }
.ak4-foot { margin: 10px 0 0; font-size: var(--text-label); color: var(--ink-3); line-height: 1.5; }
.ak4-wait { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: var(--text-meta-r); color: var(--ink-3); }
.ak4-spin { width: 12px; height: 12px; border: 2px solid var(--hair); border-top-color: var(--link); border-radius: 50%; display: inline-block; animation: lib-spin 0.8s linear infinite; }
@media (max-width: 1100px) { .ak4-body { grid-template-columns: minmax(0, 1fr); } }