/* =========================================================
   Zeal Portal — Tier 2 (Expressive)
   The workspace tier. Pages where staff do meaningful work but
   the work is interpretive or project-focused.

   Usage:
     <body class="tier-expressive">               standard Tier 2
     <body class="tier-expressive is-warm">       external-facing variant
                                                  (profile page today)

   Pages using this tier:
     - Projects list
     - Project detail
     - Opportunity detail
     - Company Info
     - Margin Impact Calculator
     - Studio Manager (Tier 2 hero + Tier 3 calendar — mixed)
     - Roadmap
     - Profile (warm register)
     - Playbook detail pages (PB-01 through PB-07)

   Red flags (drifting out of tier):
     - Body as stylised as the crown → drifting to Tier 1
     - Crown shrunk to just a breadcrumb → drifting to Tier 3
     - Editorial pull-quotes mid-body → drifting to Tier 1
   ========================================================= */

.tier-expressive {
  /* Tier-level tokens consumed by components + page CSS */
  --page-bg:          var(--paper);
  --page-fg:          var(--ink);
  --crown-pad-y:      var(--s-5);                 /* 24px — compact but distinct */
  --crown-gap:        var(--s-4);
  --crown-title-family: var(--font-ex);
  --crown-title-weight: var(--w-bold);
  --crown-title-size:   var(--t-h1);              /* 60px lowercase ex */
  --crown-title-case:   lowercase;
  --card-pad:         var(--s-5);                 /* 24px */
  --section-gap:      var(--s-6);                 /* 32px between content blocks */
  --row-h:            44px;                       /* 40–48px range */
  --body-measure:     var(--content-std);         /* 1040px default work canvas */

  background: var(--page-bg);
  color: var(--page-fg);
}

/* --- Status pills are allowed at this tier; reserved for
       compliance, verification, phase state. --- */

/* --- Tier-2 structural defaults ---
       Inert until a page carries the class. Full component rules
       (crown layout, card patterns, row tables, status pills)
       arrive in PR F. */

.tier-expressive .crown {
  padding-block: var(--crown-pad-y);
}

.tier-expressive .content {
  max-width: var(--body-measure);
  margin-inline: auto;
}

.pb-detail {
  /* Internal tokens — page can override */
  --pb-pad-x: 48px;
  --pb-rule:  rgba(0, 0, 0, 0.10);
  --pb-rule-2: rgba(0, 0, 0, 0.18);
  --pb-ink-2: rgba(0, 0, 0, 0.72);
  --pb-ink-3: rgba(0, 0, 0, 0.55);
  --pb-ink-4: rgba(0, 0, 0, 0.38);
  --pb-paper-2: var(--zeal-warm-grey-25, #f5f0eb);
  --pb-accent: var(--zeal-orange-digital);
  --pb-roles-top: 67px;       /* ribbon height — see ribbon.css */
  --pb-section-anchor: 140px; /* scroll-margin-top so anchors clear sticky chrome */

  font-family: var(--font-std);
  color: var(--ink);
  background: var(--paper);
}

/* Heading reset within the playbook scope. legacy/portal-system.css
   forces h1..h4 to var(--p-ink) and adds margin. Editorial sections
   own their own rhythm. Specificity 0,0,2 to win cleanly. */
:where(.pb-detail) h1,
:where(.pb-detail) h2,
:where(.pb-detail) h3,
:where(.pb-detail) h4,
:where(.pb-detail) h5 {
  color: inherit;
  margin: 0;
}

/* p-main inside a playbook detail page should not constrain or pad —
   sections handle their own width and padding. */
body.tier-expressive > main.p-main:has(.pb-detail) {
  max-width: none;
  padding: 0;
  margin: 0;
  background: transparent;
}

/* ---------- Crown ---------- */
.pb-detail .pb-crown {
  padding: 72px var(--pb-pad-x) 48px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
  align-items: end;
}
.pb-detail[data-hero="paper"] .pb-crown {
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
}
.pb-detail[data-hero="black"] .pb-crown {
  background: var(--zeal-black);
  color: var(--paper);
}
.pb-detail .pb-crown__num {
  font-family: var(--font-cd);
  font-weight: var(--w-medium);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--pb-accent);
  margin-bottom: 16px;
}
.pb-detail .pb-crown__num::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--pb-accent);
  vertical-align: middle;
  margin-right: 10px;
}
.pb-detail .pb-crown__num b {
  color: inherit;
  font-weight: var(--w-medium);
}
.pb-detail[data-hero="paper"] .pb-crown__num b { color: var(--ink); }
.pb-detail[data-hero="black"] .pb-crown__num b { color: var(--paper); }
.pb-detail .pb-crown h1 {
  font-family: var(--font-ex);
  font-weight: var(--w-black);
  font-size: clamp(64px, 9vw, 140px);
  line-height: 0.86;
  letter-spacing: -0.045em;
  text-transform: lowercase;
  text-wrap: balance;
}
.pb-detail .pb-crown h1 em {
  font-family: var(--font-ex);
  font-weight: var(--w-thin);
  font-style: normal;
  color: var(--pb-accent);
}
.pb-detail .pb-crown__sub {
  font-family: var(--font-std);
  font-size: 17px;
  line-height: 1.5;
  max-width: 42ch;
  text-wrap: pretty;
  margin: 0;
}
.pb-detail[data-hero="paper"] .pb-crown__sub { color: var(--pb-ink-2); }
.pb-detail[data-hero="paper"] .pb-crown__sub b { color: var(--ink); font-weight: var(--w-medium); }
.pb-detail[data-hero="black"] .pb-crown__sub { color: rgba(255, 255, 255, 0.82); }
.pb-detail[data-hero="black"] .pb-crown__sub b { color: var(--paper); font-weight: var(--w-medium); }
.pb-detail .pb-crown__meta {
  grid-column: 1 / -1;
  margin-top: 56px;
  padding-top: 20px;
  display: flex;
  gap: 40px;
  font-family: var(--font-cd);
  font-size: 11px;
  letter-spacing: 0.06em;
  flex-wrap: wrap;
}
.pb-detail[data-hero="paper"] .pb-crown__meta {
  border-top: 1px solid var(--pb-rule);
  color: var(--pb-ink-3);
}
.pb-detail[data-hero="black"] .pb-crown__meta {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.55);
}
.pb-detail .pb-crown__meta > div { min-width: 120px; }
.pb-detail .pb-crown__meta span {
  display: block;
  margin-bottom: 3px;
  font-size: 10px;
  letter-spacing: 0.08em;
}
.pb-detail[data-hero="paper"] .pb-crown__meta span { color: var(--pb-ink-4); }
.pb-detail[data-hero="black"] .pb-crown__meta span { color: rgba(255, 255, 255, 0.4); }
.pb-detail .pb-crown__meta b {
  font-family: var(--font-std);
  font-size: 14px;
  font-weight: var(--w-medium);
  letter-spacing: 0;
}
.pb-detail[data-hero="paper"] .pb-crown__meta b { color: var(--ink); }
.pb-detail[data-hero="black"] .pb-crown__meta b { color: var(--paper); }

/* ---------- Role tabs (sticky under ribbon) ---------- */
.pb-detail .pb-roles {
  position: sticky;
  top: var(--pb-roles-top);
  z-index: 20;
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  padding: 0 var(--pb-pad-x);
  display: flex;
  align-items: center;
  gap: 28px;
}
.pb-detail .pb-roles__label {
  font-family: var(--font-cd);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--pb-ink-3);
  padding: 14px 0;
  text-transform: lowercase;
}
.pb-detail .pb-roles__label::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  background: var(--pb-accent);
  vertical-align: middle;
  margin-right: 10px;
}
.pb-detail .pb-roles__tabs {
  display: flex;
  gap: 0;
  flex: 1;
}
.pb-detail .pb-roles__tab {
  padding: 14px 18px;
  font-family: var(--font-std);
  font-size: 14px;
  color: var(--pb-ink-3);
  background: transparent;
  border: 0;
  cursor: pointer;
  letter-spacing: 0;
  position: relative;
  font-weight: var(--w-regular);
  text-transform: lowercase;
}
.pb-detail .pb-roles__tab:hover { color: var(--ink); }
.pb-detail .pb-roles__tab.is-on { color: var(--ink); font-weight: var(--w-medium); }
.pb-detail .pb-roles__tab.is-on::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: -1px;
  height: 2px;
  background: var(--pb-accent);
}
.pb-detail .pb-roles__tab small {
  font-family: var(--font-cd);
  font-size: 10px;
  color: var(--pb-ink-4);
  margin-left: 6px;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  vertical-align: 1px;
}

/* ---------- Page grid (content + TOC) ---------- */
.pb-detail .pb-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 64px;
  padding: 56px var(--pb-pad-x) 96px;
  max-width: 1400px;
  margin: 0 auto;
}
.pb-detail .pb-toc {
  position: sticky;
  top: 124px;
  align-self: start;
  font-family: var(--font-cd);
  font-size: 12px;
  letter-spacing: 0.02em;
  padding-top: 4px;
}
.pb-detail .pb-toc__label {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--pb-ink-3);
  text-transform: uppercase;
  margin-bottom: 12px;
  padding-left: 12px;
}
.pb-detail .pb-toc__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--pb-rule);
}
.pb-detail .pb-toc__item {
  padding: 6px 12px;
  color: var(--pb-ink-3);
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: color .15s, border-color .15s;
  font-family: var(--font-std);
  font-size: 13px;
  letter-spacing: 0;
  text-decoration: none;
}
.pb-detail .pb-toc__item:hover { color: var(--ink); }
.pb-detail .pb-toc__item.is-on {
  color: var(--ink);
  border-left-color: var(--pb-accent);
  font-weight: var(--w-medium);
}

/* ---------- Sections ---------- */
.pb-detail section[data-section] {
  padding: 8px 0 64px;
  scroll-margin-top: var(--pb-section-anchor);
}
.pb-detail section[data-section] + section[data-section] {
  border-top: 1px solid var(--pb-rule);
  padding-top: 56px;
}
.pb-detail .pb-sh {
  margin-bottom: 32px;
  display: flex;
  align-items: baseline;
  gap: 24px;
}
.pb-detail .pb-sh__num {
  font-family: var(--font-cd);
  font-weight: var(--w-medium);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--pb-accent);
  font-variant-numeric: tabular-nums;
  width: 44px;
  flex-shrink: 0;
  padding-top: 4px;
}
.pb-detail .pb-sh h2 {
  font-family: var(--font-ex);
  font-weight: var(--w-bold);
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1;
  letter-spacing: -0.025em;
  text-transform: lowercase;
  text-wrap: balance;
}
.pb-detail .pb-sh__tag {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--pb-ink-4);
  background: var(--pb-paper-2);
  padding: 3px 8px;
  border-radius: 2px;
  margin-left: auto;
  text-transform: lowercase;
}

.pb-detail .pb-lede {
  font-family: var(--font-ex);
  font-weight: var(--w-medium);
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 60ch;
  margin: 0 0 8px;
  text-wrap: pretty;
  padding-left: 68px;
}
.pb-detail .pb-body {
  padding-left: 68px;
  max-width: 72ch;
}
.pb-detail .pb-body p {
  font-family: var(--font-std);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 16px;
  text-wrap: pretty;
}
.pb-detail .pb-body p.small { font-size: 14px; color: var(--pb-ink-2); }
.pb-detail .pb-body strong { font-weight: var(--w-medium); }
.pb-detail .pb-body em {
  font-style: normal;
  color: var(--pb-accent);
  font-weight: var(--w-medium);
}
.pb-detail .pb-body a {
  color: var(--pb-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.pb-detail .pb-body a:hover { color: var(--ink); }

/* ---------- Stack (numbered tools) ---------- */
.pb-detail .pb-stack {
  padding-left: 68px;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--pb-rule);
}
.pb-detail .pb-stack__row {
  display: grid;
  grid-template-columns: 40px 1fr 2fr auto;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--pb-rule);
  align-items: center;
}
.pb-detail .pb-stack__num {
  font-family: var(--font-cd);
  font-size: 12px;
  color: var(--pb-ink-4);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}
.pb-detail .pb-stack__name {
  font-family: var(--font-ex);
  font-weight: var(--w-bold);
  font-size: 22px;
  letter-spacing: -0.015em;
  text-transform: lowercase;
}
.pb-detail .pb-stack__desc {
  font-family: var(--font-std);
  font-size: 14px;
  color: var(--pb-ink-2);
  line-height: 1.45;
}
.pb-detail .pb-stack__tag {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--pb-ink-3);
  padding: 3px 8px;
  border: 1px solid var(--pb-rule-2);
  border-radius: 2px;
  white-space: nowrap;
  text-transform: lowercase;
}
.pb-detail .pb-stack__tag.is-primary,
.pb-detail .pb-stack__tag.is-auto {
  color: var(--pb-accent);
  border-color: var(--pb-accent);
}

/* ---------- Callout ---------- */
.pb-detail .pb-callout {
  padding-left: 68px;
  margin: 24px 0;
}
.pb-detail .pb-callout__inner {
  max-width: 72ch;
  padding: 18px 22px;
  background: rgba(255, 125, 51, 0.06);
  border-left: 3px solid var(--pb-accent);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
}
.pb-detail .pb-callout__inner .pb-callout__mark {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--pb-accent);
  font-weight: var(--w-medium);
  padding-top: 2px;
  white-space: nowrap;
  text-transform: uppercase;
}
.pb-detail .pb-callout__inner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--pb-ink-2);
  font-family: var(--font-std);
}
.pb-detail .pb-callout__inner p b {
  color: var(--ink);
  font-weight: var(--w-medium);
}

/* ---------- Quick reference (if / then) ---------- */
.pb-detail .pb-qr {
  padding-left: 68px;
  max-width: 72ch;
}
.pb-detail .pb-qr__row {
  display: grid;
  grid-template-columns: 1fr auto 1.4fr;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--pb-rule);
}
.pb-detail .pb-qr__row:first-child { border-top: 1px solid var(--pb-rule); }
.pb-detail .pb-qr__if {
  font-family: var(--font-std);
  font-size: 15px;
  color: var(--ink);
  font-weight: var(--w-medium);
}
.pb-detail .pb-qr__arrow {
  font-family: var(--font-cd);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--pb-accent);
  padding-top: 2px;
}
.pb-detail .pb-qr__then {
  font-family: var(--font-std);
  font-size: 15px;
  color: var(--pb-ink-2);
  line-height: 1.55;
}
.pb-detail .pb-qr__then b { color: var(--ink); font-weight: var(--w-medium); }

/* ---------- FAQ ---------- */
.pb-detail .pb-faq {
  padding-left: 68px;
  max-width: 72ch;
}
.pb-detail .pb-faq__item {
  padding: 20px 0;
  border-bottom: 1px solid var(--pb-rule);
}
.pb-detail .pb-faq__item:first-child { border-top: 1px solid var(--pb-rule); }
.pb-detail .pb-faq__q {
  font-family: var(--font-ex);
  font-weight: var(--w-bold);
  font-size: 18px;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  text-transform: lowercase;
}
.pb-detail .pb-faq__a {
  font-family: var(--font-std);
  font-size: 15px;
  line-height: 1.55;
  color: var(--pb-ink-2);
  margin: 0;
  max-width: 56ch;
  text-wrap: pretty;
}
.pb-detail .pb-faq__a b { color: var(--ink); font-weight: var(--w-medium); }

/* ---------- Change log ---------- */
.pb-detail .pb-log { padding-left: 68px; }
.pb-detail .pb-log table {
  border-collapse: collapse;
  width: 100%;
  max-width: 860px;
  font-family: var(--font-std);
  font-size: 14px;
}
.pb-detail .pb-log th,
.pb-detail .pb-log td {
  text-align: left;
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--pb-rule);
  vertical-align: baseline;
  font-weight: var(--w-regular);
}
.pb-detail .pb-log th {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--pb-ink-3);
  font-weight: var(--w-medium);
  border-bottom: 1px solid var(--ink);
  padding-top: 0;
  padding-bottom: 10px;
  text-transform: uppercase;
}
.pb-detail .pb-log td.v {
  font-family: var(--font-cd);
  color: var(--pb-accent);
  font-weight: var(--w-medium);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.pb-detail .pb-log td.d {
  color: var(--pb-ink-3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.pb-detail .pb-log td.a {
  color: var(--ink);
  font-weight: var(--w-medium);
  white-space: nowrap;
}

/* ---------- Stub (content to come) ---------- */
.pb-detail .pb-stub {
  padding-left: 68px;
  max-width: 72ch;
}
.pb-detail .pb-stub__card {
  border: 1px dashed var(--pb-rule-2);
  padding: 18px 22px;
  background: var(--pb-paper-2);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
}
.pb-detail .pb-stub__lbl {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--pb-ink-4);
  font-weight: var(--w-medium);
  text-transform: uppercase;
}
.pb-detail .pb-stub__txt {
  font-family: var(--font-std);
  font-size: 14px;
  color: var(--pb-ink-2);
  margin: 0;
  line-height: 1.5;
}
.pb-detail .pb-stub__txt b { color: var(--ink); font-weight: var(--w-medium); }
.pb-detail .pb-stub__owner {
  font-family: var(--font-cd);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--pb-ink-3);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---------- Footer / cross-links ---------- */
.pb-detail .pb-footer {
  margin-top: 32px;
  padding: 48px var(--pb-pad-x) 96px;
  background: var(--pb-paper-2);
  border-top: 1px solid var(--ink);
}
.pb-detail .pb-footer__row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  max-width: 1400px;
  margin: 0 auto;
}
.pb-detail .pb-footer__cell {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pb-detail .pb-footer__cell.center { text-align: center; align-items: center; }
.pb-detail .pb-footer__cell.end { text-align: right; align-items: flex-end; }
.pb-detail .pb-footer__lbl {
  font-family: var(--font-cd);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--pb-ink-3);
  text-transform: uppercase;
}
.pb-detail .pb-footer__link {
  font-family: var(--font-ex);
  font-weight: var(--w-bold);
  font-size: 24px;
  letter-spacing: -0.015em;
  text-transform: lowercase;
  color: var(--ink);
  transition: color .15s;
  text-decoration: none;
}
.pb-detail .pb-footer__link:hover { color: var(--pb-accent); }
.pb-detail .pb-footer__link small {
  font-family: var(--font-cd);
  font-size: 11px;
  color: var(--pb-ink-3);
  letter-spacing: 0.04em;
  font-weight: var(--w-medium);
  display: block;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.pb-detail .pb-footer__related {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pb-detail .pb-footer__related a {
  font-family: var(--font-std);
  font-size: 14px;
  color: var(--pb-ink-2);
  text-decoration: none;
}
.pb-detail .pb-footer__related a:hover { color: var(--pb-accent); }

/* ---------- Role filtering ---------- */
.pb-detail [data-roles]:not(.is-visible) { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .pb-detail { --pb-pad-x: 20px; }
  .pb-detail .pb-page {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 32px;
  }
  .pb-detail .pb-toc { display: none; }
  .pb-detail .pb-crown {
    grid-template-columns: 1fr;
    padding-top: 48px;
    gap: 32px;
  }
  .pb-detail .pb-sh {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
  .pb-detail .pb-sh__tag { margin-left: 0; }
  .pb-detail .pb-lede,
  .pb-detail .pb-body,
  .pb-detail .pb-stack,
  .pb-detail .pb-callout,
  .pb-detail .pb-qr,
  .pb-detail .pb-faq,
  .pb-detail .pb-log,
  .pb-detail .pb-stub { padding-left: 0; }
  .pb-detail .pb-footer__row { grid-template-columns: 1fr; }
  .pb-detail .pb-footer__cell.end { text-align: left; align-items: flex-start; }
  .pb-detail .pb-footer__cell.center { text-align: left; align-items: flex-start; }
  .pb-detail .pb-roles {
    overflow-x: auto;
    gap: 0;
  }
  .pb-detail .pb-roles__label {
    white-space: nowrap;
    padding-right: 16px;
  }
}
