/* ==========================================================================
   Bilsan Business Solutions — content pages
   About · Industries · Technology · Contact · Errors (404 / 419 / 429)

   Loaded after site.css on those pages only. Uses the site.css tokens
   exclusively (they switch for dark mode), logical properties for RTL.
   Prefixes: pg- shared · ab- about · in- industries · te- technology ·
             ct- contact · er- errors.
   (The offline page and the 500/503 pages deliberately do not depend on it.)
   ========================================================================== */

/* ---------------------------------------------------------- 1. Shared */

/* In-page jump navigation, directly under the page hero */
.pg-jump {
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg);
}
.pg-jump__list {
  display: flex;
  gap: .25rem;
  margin: 0;
  padding: .6rem 0;
  list-style: none;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.pg-jump__list::-webkit-scrollbar { display: none; }
.pg-jump__link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .42rem .85rem;
  border-radius: 999px;
  font-size: .87rem;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--c-text);
  transition: background-color .15s ease, color .15s ease;
}
.pg-jump__link:hover { background: var(--c-bg-alt); color: var(--c-ink); }
.pg-jump__link:focus-visible { outline-offset: -2px; border-radius: 999px; }
.pg-jump__num { font-size: .72rem; font-weight: 800; color: var(--c-brand-text); font-variant-numeric: tabular-nums; }

/* Platform chip link (accent from <x-accent-scope>) */
.pg-chips { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; margin: 0; padding: 0; }
.pg-chip {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .3rem .8rem;
  padding-inline-start: .6rem;
  border: 1px solid color-mix(in srgb, var(--pc) 24%, transparent);
  border-radius: 999px;
  background: var(--pc-tint);
  color: var(--pc-ink);
  font-size: .84rem;
  font-weight: 800;
  line-height: 1.45;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease;
}
.pg-chip:hover { background: var(--pc); border-color: var(--pc); color: #FFFFFF; }

/* Platform link row (industries cards, technology layers); accent from <x-accent-scope> */
:is(.in-plat, .te-plat) {
  display: flex;
  align-items: center;
  gap: .7rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: var(--c-surface-2);
  color: var(--c-ink);
  transition: border-color .2s ease, background-color .2s ease;
}
:is(.in-plat, .te-plat):hover { border-color: var(--pc); background: var(--pc-tint); color: var(--c-ink); }
:is(.in-plat__icon, .te-plat__icon) {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--pc-tint);
  color: var(--pc-ink);
}
:is(.in-plat, .te-plat):hover :is(.in-plat__icon, .te-plat__icon) { background: var(--c-surface); }
:is(.in-plat__text, .te-plat__text) { display: flex; flex-direction: column; min-width: 0; line-height: 1.3; }
:is(.in-plat__name, .te-plat__name) { font-weight: 800; }
:is(.in-plat__cat, .te-plat__cat) { font-size: .76rem; font-weight: 600; color: var(--c-muted); }
:is(.in-plat__arrow, .te-plat__arrow) { margin-inline-start: auto; color: var(--pc-ink); }

/* Portfolio cluster card (about) */
.pg-cluster {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(1.4rem, 2.6vw, 1.9rem);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.pg-cluster:hover { border-color: var(--c-line-strong); box-shadow: var(--shadow-2); }
.pg-cluster__layer {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin: 0 0 1rem;
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-brand-text);
}
.pg-cluster__layer-rule { width: 1.5rem; height: 2px; background: currentColor; }
.pg-cluster__title { font-size: 1.15rem; margin-bottom: .6rem; }
.pg-cluster__text { font-size: .92rem; line-height: 1.8; margin-bottom: 1.25rem; }
.pg-cluster__members { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--c-line); }
.pg-cluster__label { margin: 0 0 .6rem; font-size: .8rem; font-weight: 700; color: var(--c-muted); }
.pg-cluster__raw { margin: 0; font-weight: 800; color: var(--c-ink-2); }

:root[dir="rtl"] :is(.pg-cluster__layer, .in-card__label, .te-layer__label, .te-layer__side-label) {
  letter-spacing: 0;
  text-transform: none;
}
:root[dir="rtl"] .pg-cluster__layer { font-size: .88rem; }

/* ------------------------------------------------------------ 2. About */
@media (min-width: 992px) {
  .ab-overview__aside { position: sticky; top: calc(var(--header-h) + 1.5rem); }
}
.ab-facts { margin-top: .5rem; }
.ab-facts__title { margin: 0 0 .75rem; }
.ab-facts__list { margin: 0; border-top: 2px solid var(--c-ink); }
.ab-facts__row {
  display: grid;
  grid-template-columns: minmax(0, 7.5rem) minmax(0, 1fr);
  gap: .35rem 1rem;
  padding: .95rem 0;
  border-bottom: 1px solid var(--c-line);
}
.ab-facts__row dt { font-size: .85rem; font-weight: 700; line-height: 1.6; color: var(--c-muted); }
.ab-facts__row dd { margin: 0; font-weight: 700; line-height: 1.6; color: var(--c-ink-2); min-width: 0; }
@media (max-width: 399.98px) {
  .ab-facts__row { grid-template-columns: minmax(0, 1fr); }
}

.ab-body { max-width: 72ch; }
.ab-body p { font-size: 1.02rem; line-height: 1.9; margin-bottom: 1.35rem; }
.ab-body p:last-child { margin-bottom: 0; }
.ab-body .ab-body__lead {
  padding-inline-start: 1.1rem;
  border-inline-start: 3px solid var(--c-brand);
  font-size: var(--fs-lead);
  font-weight: 600;
  line-height: 1.85;
  color: var(--c-ink-2);
}

@media (min-width: 992px) {
  .ab-pillars { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.ab-investor {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.8fr);
  gap: 1.5rem clamp(2rem, 4vw, 3.5rem);
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  border: 1px solid var(--c-line);
  border-inline-start: 4px solid var(--c-brand);
  border-radius: var(--radius-lg);
  background: var(--c-bg-alt);
}
.ab-investor__head { display: flex; flex-direction: column; align-items: flex-start; }
.ab-investor__title { font-size: clamp(1.3rem, 1.1rem + .7vw, 1.65rem); margin-bottom: 1.25rem; text-wrap: balance; }
.ab-investor__body p { font-size: .98rem; line-height: 1.9; margin-bottom: 1rem; }
.ab-investor__body p:last-child { margin-bottom: 0; }
@media (max-width: 991.98px) {
  .ab-investor { grid-template-columns: minmax(0, 1fr); }
}

/* ------------------------------------------------------- 3. Industries */
.in-grid > li { min-width: 0; }
.in-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: clamp(1.4rem, 2.8vw, 2.1rem);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.in-card:hover { border-color: var(--c-line-strong); box-shadow: var(--shadow-2); }
.in-card:target { border-color: var(--c-brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-brand) 18%, transparent); }
.in-card__head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; }
.in-card__icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--c-brand-soft);
  color: var(--c-brand-text);
}
.in-card__num { font-size: .82rem; font-weight: 800; color: var(--c-line-strong); font-variant-numeric: tabular-nums; }
.in-card__title { font-size: clamp(1.15rem, 1.05rem + .4vw, 1.35rem); margin-bottom: .55rem; }
.in-card__text { font-size: .95rem; line-height: 1.8; margin-bottom: 1.5rem; }
.in-card__foot { margin-top: auto; padding-top: 1.15rem; border-top: 1px solid var(--c-line); }
.in-card__label {
  margin: 0 0 .75rem;
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c-muted);
}
:root[dir="rtl"] .in-card__label { font-size: .85rem; }
.in-card__platforms {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 13.5rem), 1fr));
  gap: .5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.in-plat { height: 100%; padding: .6rem .75rem; }
.in-plat__name { font-size: .95rem; }
.in-plat__cat { line-height: 1.35; text-wrap: pretty; }

/* Coverage matrix. The wrapper is the containing block so the visually-hidden
   cell labels (position: absolute) stay inside its horizontal scroller on phones. */
.in-matrix-wrap { position: relative; }
.in-matrix-wrap:focus-visible { outline-offset: 2px; }
.in-matrix { min-width: 620px; }
.in-matrix thead th { vertical-align: middle; }
.in-matrix thead th:not(:first-child),
.in-matrix tbody td { text-align: center; vertical-align: middle; }
.in-matrix tbody th {
  padding: .85rem 1.05rem;
  border-bottom: 1px solid var(--c-line);
  font-weight: 700;
  text-align: start;
  vertical-align: middle;
  color: var(--c-ink-2);
}
.in-matrix tbody tr:last-child th { border-bottom: 0; }
.in-matrix tbody tr:hover th { background: var(--c-surface-2); }
.in-matrix__platform { display: inline-flex; align-items: center; gap: .45rem; }
.in-matrix__sector { display: inline-flex; align-items: center; gap: .6rem; color: var(--c-ink-2); }
.in-matrix__sector .icon { color: var(--c-brand-text); }
.in-matrix__sector:hover { color: var(--c-brand-text); }
.in-matrix__yes {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--pc-tint);
  color: var(--pc-ink);
}
.in-matrix__no { color: var(--c-line-strong); font-weight: 700; }

/* ------------------------------------------------------- 4. Technology */
.te-cap { position: relative; }
.te-cap__num {
  position: absolute;
  top: 1.5rem;
  inset-inline-end: 1.35rem;
  font-size: .8rem;
  font-weight: 800;
  color: var(--c-line-strong);
  font-variant-numeric: tabular-nums;
}

.te-layers { display: grid; gap: 1rem; list-style: none; margin: 0; padding: 0; }
.te-layer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 7.5rem) minmax(0, 1fr) minmax(0, 16rem);
  gap: 1.25rem clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
  padding: clamp(1.4rem, 3vw, 2rem);
  padding-inline-start: calc(clamp(1.4rem, 3vw, 2rem) + 4px);
  overflow: hidden;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-1);
}
.te-layer::before {
  content: "";
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 4px;
  background: var(--c-brand);
}
.te-layer__index { display: flex; flex-direction: column; gap: .35rem; }
.te-layer__label {
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--c-muted);
}
:root[dir="rtl"] .te-layer__label { font-size: .88rem; }
.te-layer__n {
  font-size: clamp(2.1rem, 1.6rem + 1.6vw, 2.9rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--c-ink);
  font-variant-numeric: tabular-nums;
}
.te-layer__title { font-size: 1.2rem; margin-bottom: .55rem; }
.te-layer__text { margin: 0; font-size: .95rem; line-height: 1.8; }
.te-layer__side-label { margin: 0 0 .6rem; font-size: .8rem; font-weight: 700; color: var(--c-muted); }
.te-layer__raw { margin: 0; font-weight: 800; color: var(--c-ink-2); }
.te-layer__platforms { display: grid; gap: .5rem; list-style: none; margin: 0; padding: 0; }
.te-plat { padding: .65rem .8rem; }
.te-plat__icon { width: 36px; height: 36px; }
@media (max-width: 991.98px) {
  .te-layer { grid-template-columns: minmax(0, 1fr); }
  .te-layer__index { flex-direction: row; align-items: baseline; gap: .75rem; }
  .te-layer__n { font-size: 1.9rem; }
}

.te-foundation {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 1.5rem clamp(2rem, 4vw, 3rem);
  align-items: center;
  margin-top: 1rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  border: 1px dashed var(--c-line-strong);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--c-surface) 65%, transparent);
}
.te-foundation__head .kicker { margin-bottom: .6rem; }
.te-foundation__title { font-size: 1.2rem; margin-bottom: .4rem; }
.te-foundation__text { margin: 0; font-size: .95rem; }
.te-foundation__list { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; margin: 0; padding: 0; }
.te-foundation__item {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .35rem .8rem;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-surface);
  font-size: .84rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--c-ink-2);
}
.te-foundation__item .icon { color: var(--c-brand-text); }
@media (max-width: 991.98px) {
  .te-foundation { grid-template-columns: minmax(0, 1fr); }
}

/* ---------------------------------------------------------- 5. Contact */
.ct-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}
@media (max-width: 991.98px) {
  .ct-layout { grid-template-columns: minmax(0, 1fr); }
}
.ct-main { min-width: 0; }

/* Alerts (success / error summary) */
.ct-alert {
  display: flex;
  align-items: flex-start;
  gap: .85rem;
  margin-bottom: 1.25rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--c-line);
  border-inline-start-width: 4px;
  border-radius: var(--radius-md);
  color: var(--c-ink-2);
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}
.ct-alert[hidden] { display: none; }
.ct-alert:focus { outline: none; }
.ct-alert:focus-visible { outline: 2px solid var(--c-focus); outline-offset: 3px; }
.ct-alert__icon { flex-shrink: 0; margin-top: .1rem; }
.ct-alert__title { margin: 0 0 .2rem; font-weight: 800; color: var(--c-ink); }
.ct-alert__text { margin: 0; font-size: .93rem; line-height: 1.7; }
.ct-alert__list { margin: .6rem 0 0; padding-inline-start: 1.1rem; font-size: .9rem; line-height: 1.7; }
.ct-alert__list:empty { display: none; }
.ct-alert__list a { font-weight: 700; color: var(--c-brand-text); text-decoration: underline; text-underline-offset: 3px; }
.ct-alert--success {
  border-color: color-mix(in srgb, var(--stage-signed) 38%, transparent);
  background: color-mix(in srgb, var(--stage-signed) 9%, var(--c-surface));
}
.ct-alert--success .ct-alert__icon { color: var(--stage-signed); }
.ct-alert--error {
  border-color: color-mix(in srgb, var(--c-brand) 40%, transparent);
  background: var(--c-brand-soft);
}
.ct-alert--error .ct-alert__icon { color: var(--c-brand-text); }

/* Form card */
.ct-card {
  padding: clamp(1.4rem, 3.5vw, 2.5rem);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-surface);
  box-shadow: var(--shadow-1);
}
.ct-card__title { font-size: clamp(1.35rem, 1.2rem + .6vw, 1.7rem); margin-bottom: .5rem; }
.ct-card__lead { max-width: 64ch; margin-bottom: 1.5rem; color: var(--c-text); }

.ct-quick { margin-bottom: 1.75rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--c-line); }
.ct-quick__label { margin: 0 0 .7rem; font-size: .9rem; font-weight: 700; color: var(--c-ink-2); }
.ct-quick__list { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; margin: 0; padding: 0; }
.ct-topic {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  min-height: 40px;
  padding: .45rem 1rem;
  border: 1px solid var(--c-line-strong);
  border-radius: 999px;
  background: var(--c-surface);
  font-size: .88rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-ink-2);
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}
.ct-topic:hover { border-color: var(--c-brand); color: var(--c-brand-text); }
.ct-topic__check { display: none; }
.ct-topic[aria-current="true"] { border-color: var(--c-brand); background: var(--c-brand-soft); color: var(--c-brand-text); }
.ct-topic[aria-current="true"] .ct-topic__check { display: inline-block; }

.ct-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
@media (max-width: 575.98px) {
  .ct-form { grid-template-columns: minmax(0, 1fr); }
}
.ct-required-note { grid-column: 1 / -1; margin: 0; font-size: .85rem; color: var(--c-muted); }
.ct-field { min-width: 0; }
.ct-field--full { grid-column: 1 / -1; }
.js .ct-field[data-collapsed] { display: none; }
.ct-req { margin-inline-start: .15rem; color: var(--c-brand-text); }
.ct-opt { margin-inline-start: .25rem; font-size: .8rem; font-weight: 600; color: var(--c-muted); }
.ct-form .form-control,
.ct-form .form-select { min-height: 48px; }
/* Keep room for the chevron (site.css resets the select padding shorthand). */
.ct-form .form-select { padding-inline-end: 2.6rem; text-overflow: ellipsis; }
.ct-form textarea.form-control { min-height: 11rem; resize: vertical; line-height: 1.7; }
:root[dir="rtl"] .ct-form input[dir="ltr"] { text-align: right; }
:root[dir="rtl"] .ct-form input[dir="ltr"]::placeholder { text-align: right; }
.ct-form .form-text { margin-top: .4rem; font-size: .82rem; }
.ct-form .invalid-feedback { font-size: .85rem; font-weight: 600; }
.ct-form .invalid-feedback:not(:empty) { display: block; }
.ct-field__meta { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.ct-counter { flex-shrink: 0; font-variant-numeric: tabular-nums; }
.ct-counter.is-near { font-weight: 700; color: var(--c-warn-text); }

/* Honeypot — off-screen, never focusable, hidden from assistive tech */
.ct-hp {
  position: absolute !important;
  inset-inline-start: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.ct-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-line);
}
.ct-privacy { display: flex; align-items: flex-start; gap: .5rem; max-width: 46ch; margin: 0; font-size: .85rem; line-height: 1.6; color: var(--c-muted); }
.ct-privacy .icon { margin-top: .2em; color: var(--c-brand-text); }
.ct-submit { min-width: 12rem; }
.ct-submit[aria-disabled="true"] { cursor: progress; opacity: .88; }
.ct-submit[aria-disabled="true"]::before {
  content: "";
  width: 1em;
  height: 1em;
  flex-shrink: 0;
  border: 2px solid currentColor;
  border-inline-end-color: transparent;
  border-radius: 50%;
  animation: ct-spin .7s linear infinite;
}
@keyframes ct-spin { to { transform: rotate(360deg); } }
@media (max-width: 575.98px) {
  .ct-submit { width: 100%; }
}

/* Sidebar */
.ct-aside { display: grid; gap: 1.25rem; min-width: 0; }
@media (min-width: 992px) {
  .ct-aside { position: sticky; top: calc(var(--header-h) + 1.5rem); }
}
.ct-panel {
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-lg);
  background: var(--c-bg-alt);
}
.ct-panel__title { font-size: 1.12rem; margin-bottom: .4rem; }
.ct-panel__lead { margin-bottom: 1.1rem; font-size: .9rem; color: var(--c-muted); }
.ct-channels { display: grid; gap: .55rem; list-style: none; margin: 0; padding: 0; }
.ct-channel {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: .75rem .85rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: var(--c-surface);
  color: var(--c-ink);
  transition: border-color .18s ease, box-shadow .18s ease;
}
a.ct-channel:hover { border-color: var(--c-brand); box-shadow: var(--shadow-1); color: var(--c-ink); }
.ct-channel__icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--c-brand-soft);
  color: var(--c-brand-text);
}
.ct-channel__body { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; line-height: 1.4; }
.ct-channel__label { font-size: .78rem; font-weight: 700; color: var(--c-muted); }
.ct-channel__value { font-weight: 800; overflow-wrap: anywhere; }
.ct-channel__ext { margin-inline-start: auto; color: var(--c-muted); }
.ct-channel__map { display: inline-flex; align-items: center; gap: .3rem; margin-top: .3rem; font-size: .85rem; font-weight: 700; }
.ct-steps { display: grid; gap: .9rem; list-style: none; margin: 1rem 0 1.1rem; padding: 0; counter-reset: ct-step; }
.ct-steps li {
  position: relative;
  padding-inline-start: 2.5rem;
  font-size: .92rem;
  line-height: 1.7;
  counter-increment: ct-step;
}
.ct-steps li::before {
  content: counter(ct-step, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 0;
  top: .1rem;
  width: 1.8rem;
  height: 1.8rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--c-line-strong);
  border-radius: 50%;
  background: var(--c-surface);
  font-size: .72rem;
  font-weight: 800;
  color: var(--c-brand-text);
  font-variant-numeric: tabular-nums;
}
.ct-note { margin: 0; padding-top: 1rem; border-top: 1px solid var(--c-line); font-size: .86rem; line-height: 1.7; color: var(--c-muted); }

/* ------------------------------------------------ 6. Error pages (4xx) */
.er {
  position: relative;
  overflow: hidden;
  padding-block: clamp(3rem, 8vw, 6.5rem);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-bg-alt);
}
.er::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(42rem 26rem at var(--glow-x, 85%) 10%, #000 0%, transparent 75%);
  mask-image: radial-gradient(42rem 26rem at var(--glow-x, 85%) 10%, #000 0%, transparent 75%);
}
:root[dir="rtl"] .er { --glow-x: 15%; }
.er > .wrap { position: relative; }
.er--full { border-bottom: 0; min-height: calc(100vh - var(--header-h) - 12rem); min-height: calc(100dvh - var(--header-h) - 12rem); display: flex; align-items: center; }
.er--full > .wrap { flex: 1; }
.er__inner { max-width: 760px; }
.er__code { margin: 0 0 1rem; line-height: .9; }
.er__digits {
  display: inline-block;
  font-size: clamp(4.75rem, 3rem + 9vw, 9rem);
  font-weight: 900;
  letter-spacing: -.05em;
  color: var(--c-brand-text);
  font-variant-numeric: tabular-nums;
}
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .er__digits {
    background-image: linear-gradient(180deg, var(--c-brand-text) 15%, color-mix(in srgb, var(--c-brand-text) 35%, var(--c-bg-alt)) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}
.er__title { font-size: var(--fs-h1); margin-bottom: 1rem; text-wrap: balance; }
.er__text { max-width: 60ch; margin: 0; font-size: var(--fs-lead); line-height: 1.75; }
.er__meta { display: flex; align-items: center; gap: .55rem; margin: 1rem 0 0; font-weight: 700; color: var(--c-ink-2); }
.er__meta .icon { color: var(--c-brand-text); }
.er__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }

.er-links__title { margin-bottom: 1.25rem; font-size: 1.15rem; }
.er-links + .er-links { margin-top: 1rem; }
.er-link {
  display: flex;
  align-items: center;
  gap: .8rem;
  height: 100%;
  padding: .9rem 1rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: var(--c-surface);
  color: var(--c-ink);
  font-weight: 800;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.er-link:hover { border-color: var(--pc); box-shadow: var(--shadow-1); color: var(--c-ink); }
.er-link__icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--pc-tint);
  color: var(--pc-ink);
}
.er-link__text { display: flex; flex-direction: column; min-width: 0; line-height: 1.3; }
.er-link__meta { font-size: .76rem; font-weight: 600; color: var(--c-muted); }
.er-link__arrow { margin-inline-start: auto; color: var(--pc-ink); }

/* ------------------------------------------------------------ 7. Print */
@media print {
  .pg-jump, .ct-quick, .ct-form, .ct-aside .ct-channel__ext, .er__actions { display: none !important; }
  .ct-layout { grid-template-columns: minmax(0, 1fr); }
  .ab-overview__aside, .ct-aside { position: static; }
}