/**
 * Enterprise Pillar Page — page-specific styles.
 *
 * Loaded only on a single sm_pillar view, on top of the shared chrome bundle
 * and the blog archive stylesheet (reused here for the premium article
 * card). Every selector is scoped to the `.sm-p*` block namespace.
 *
 * @package SignalMind
 */

/* ==========================================================================
   Hero
   ========================================================================== */

.sm-phero {
	position: relative;
	overflow: hidden;
	padding-block: var(--sm-space-20) var(--sm-space-16);
	border-bottom: var(--sm-border-width) solid var(--sm-color-border);
}

.sm-phero__inner {
	position: relative;
	z-index: var(--sm-z-raised);
	max-width: 54rem;
}

.sm-phero .sm-hub-crumbs {
	margin-bottom: var(--sm-space-4);
}

.sm-phero__title {
	margin-top: var(--sm-space-3);
	font-size: var(--sm-text-h1);
	font-weight: var(--sm-weight-bold);
	line-height: var(--sm-leading-tight);
	letter-spacing: var(--sm-tracking-tight);
	color: var(--sm-color-text);
	text-wrap: balance;
}

.sm-phero__summary {
	margin-top: var(--sm-space-4);
	font-size: var(--sm-text-md);
	line-height: var(--sm-leading-relaxed);
	color: var(--sm-color-text-muted);
	max-width: 46rem;
	text-wrap: pretty;
}

.sm-phero__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--sm-space-2) var(--sm-space-5);
	margin-top: var(--sm-space-6);
}

.sm-phero__meta-item {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	font-size: var(--sm-text-sm);
	color: var(--sm-color-text-subtle);
}

.sm-phero__meta-item--reviewed {
	color: var(--sm-color-success);
}

.sm-phero__byline {
	display: flex;
	align-items: center;
	gap: var(--sm-space-3);
	margin-top: var(--sm-space-6);
	padding-top: var(--sm-space-6);
	border-top: var(--sm-border-width) solid var(--sm-color-border-subtle);
}

.sm-phero__avatar {
	flex: none;
	width: 36px;
	height: 36px;
	border-radius: var(--sm-radius-circle);
	object-fit: cover;
}

.sm-phero__who {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-0-5);
}

.sm-phero__name {
	font-size: var(--sm-text-sm);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-text);
}

.sm-phero__reviewer {
	font-size: var(--sm-text-xs);
	color: var(--sm-color-text-subtle);
}

.sm-phero__stats {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--sm-space-4);
	margin-top: var(--sm-space-8);
	padding-top: var(--sm-space-8);
	border-top: var(--sm-border-width) solid var(--sm-color-border-subtle);
	max-width: 34rem;
}

@media (min-width: 600px) {
	.sm-phero__stats {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

.sm-phero__stat {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-1);
}

.sm-phero__stat-value {
	font-size: var(--sm-text-h3);
	font-weight: var(--sm-weight-bold);
	font-variant-numeric: tabular-nums;
	color: var(--sm-color-text);
	background-image: linear-gradient(135deg, var(--sm-color-primary), var(--sm-color-accent));
	-webkit-background-clip: text;
	background-clip: text;
	-webkit-text-fill-color: transparent;
}

.sm-phero__stat-label {
	font-size: var(--sm-text-2xs);
	font-weight: var(--sm-weight-medium);
	letter-spacing: var(--sm-tracking-wide);
	text-transform: uppercase;
	color: var(--sm-color-text-disabled);
}

/* ==========================================================================
   Quick navigation
   ========================================================================== */

/*
 * Any anchor target inside the pillar — the fixed sections' own ids and every
 * heading id the author's content produces — lands clear of both sticky bars.
 * Handled in CSS so a direct #fragment link works with no JavaScript.
 */
.sm-pillar [id] {
	scroll-margin-top: calc(var(--sm-header-height) + 52px);
}

.sm-pnav {
	position: sticky;
	top: var(--sm-header-height);
	z-index: var(--sm-z-sticky);
	background-color: var(--sm-color-surface-glass);
	backdrop-filter: blur(var(--sm-blur-lg)) saturate(160%);
	-webkit-backdrop-filter: blur(var(--sm-blur-lg)) saturate(160%);
	border-bottom: var(--sm-border-width) solid var(--sm-color-border);
	box-shadow: var(--sm-shadow-sm);
}

.sm-pnav__scroll {
	display: flex;
	gap: var(--sm-space-1);
	overflow-x: auto;
	scrollbar-width: none;
	padding-block: var(--sm-space-2-5);
}

.sm-pnav__scroll::-webkit-scrollbar {
	display: none;
}

.sm-pnav__link {
	flex: none;
	padding: var(--sm-space-2) var(--sm-space-3-5);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-text-muted);
	border-radius: var(--sm-radius-pill);
	transition: var(--sm-transition-colors);
	scroll-snap-align: start;
}

.sm-pnav__link:hover {
	color: var(--sm-color-text);
	background-color: var(--sm-color-surface-sunken);
}

.sm-pnav__link.is-active {
	color: var(--sm-color-primary-contrast);
	background-color: var(--sm-color-primary);
}

@media (max-width: 767px) {
	.sm-pnav {
		position: static;
	}
}

/* ==========================================================================
   Executive summary
   ========================================================================== */

.sm-psummary {
	padding-block: var(--sm-space-12);
}

.sm-psummary__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--sm-space-4);
}

@media (min-width: 700px) {
	.sm-psummary__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1100px) {
	.sm-psummary__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

.sm-psummary__card {
	padding: var(--sm-space-5);
	background-color: var(--sm-color-surface);
	border: var(--sm-border-width) solid var(--sm-color-border);
	border-radius: var(--sm-radius-lg);
}

.sm-psummary__card--answer {
	background-image: var(--sm-gradient-brand-soft);
	border-color: var(--sm-color-border-brand);
}

.sm-psummary__label {
	display: flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	margin-bottom: var(--sm-space-3);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	letter-spacing: var(--sm-tracking-wide);
	text-transform: uppercase;
	color: var(--sm-color-primary);
}

.sm-psummary__text {
	font-size: var(--sm-text-sm);
	line-height: var(--sm-leading-relaxed);
	color: var(--sm-color-text-muted);
}

.sm-psummary__list {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-2);
	font-size: var(--sm-text-sm);
	line-height: var(--sm-leading-normal);
	color: var(--sm-color-text-muted);
}

.sm-psummary__list li {
	padding-left: var(--sm-space-4);
	position: relative;
}

.sm-psummary__list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.65em;
	width: 5px;
	height: 5px;
	border-radius: var(--sm-radius-circle);
	background-color: var(--sm-color-text-disabled);
}

.sm-psummary__list--check li::before {
	background-color: var(--sm-color-success);
}

/* ==========================================================================
   Article body
   ========================================================================== */

.sm-pbody {
	padding-block: var(--sm-space-4) var(--sm-space-8);
}

.sm-pbody__prose {
	max-width: none;
}

/* ==========================================================================
   Knowledge map
   ========================================================================== */

.sm-pmap {
	padding-block: var(--sm-space-16);
	background-color: var(--sm-color-surface-sunken);
	border-block: var(--sm-border-width) solid var(--sm-color-border);
}

.sm-kmap {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--sm-space-3);
	margin-top: var(--sm-space-8);
	text-align: center;
}

.sm-kmap__tier {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: var(--sm-space-2);
}

.sm-kmap__tier--children {
	align-items: flex-start;
	gap: var(--sm-space-4);
}

.sm-kmap__connector {
	color: var(--sm-color-text-disabled);
}

.sm-kmap__node {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-2);
	padding: var(--sm-space-2-5) var(--sm-space-4);
	font-size: var(--sm-text-sm);
	font-weight: var(--sm-weight-medium);
	color: var(--sm-color-text-muted);
	background-color: var(--sm-color-surface);
	border: var(--sm-border-width) solid var(--sm-color-border);
	border-radius: var(--sm-radius-pill);
	transition: var(--sm-transition-colors), var(--sm-transition-transform);
}

a.sm-kmap__node:hover {
	color: var(--sm-color-primary);
	border-color: var(--sm-color-border-brand);
	transform: translateY(-2px);
}

.sm-kmap__node--current {
	flex-direction: column;
	gap: var(--sm-space-1);
	padding: var(--sm-space-3) var(--sm-space-6);
	font-size: var(--sm-text-md);
	font-weight: var(--sm-weight-bold);
	color: var(--sm-color-primary-contrast);
	background-color: var(--sm-color-primary);
	border-color: transparent;
	box-shadow: var(--sm-shadow-lg);
}

.sm-kmap__you {
	font-size: var(--sm-text-2xs);
	font-weight: var(--sm-weight-medium);
	letter-spacing: var(--sm-tracking-wide);
	text-transform: uppercase;
	opacity: 0.8;
}

.sm-kmap__count {
	font-size: var(--sm-text-2xs);
	color: var(--sm-color-text-disabled);
}

.sm-kmap__branch {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--sm-space-2);
}

.sm-kmap__grandchildren {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-1-5);
	padding-top: var(--sm-space-2);
	border-top: var(--sm-border-width) solid var(--sm-color-border-subtle);
}

.sm-kmap__node--sm {
	padding: var(--sm-space-1-5) var(--sm-space-3);
	font-size: var(--sm-text-xs);
}

/* ==========================================================================
   Section head with a "view all" link — shared by clusters, rails, glossary
   ========================================================================== */

.sm-prail__head {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	justify-content: space-between;
	gap: var(--sm-space-3);
}

.sm-prail__more {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	flex: none;
	padding-bottom: var(--sm-space-2);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-primary);
}

.sm-prail__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--sm-space-6);
	margin-top: var(--sm-space-6);
}

@media (min-width: 600px) {
	.sm-prail__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1280px) {
	.sm-prail__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

/* ==========================================================================
   Topic clusters
   ========================================================================== */

.sm-pclusters__group {
	margin-top: var(--sm-space-10);
}

.sm-pclusters__group:first-of-type {
	margin-top: var(--sm-space-6);
}

.sm-pclusters__group-head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: var(--sm-space-3);
	padding-bottom: var(--sm-space-3);
	border-bottom: var(--sm-border-width) solid var(--sm-color-border-subtle);
}

.sm-pclusters__group-title {
	font-size: var(--sm-text-h4);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-text);
}

.sm-pclusters__group-title a {
	color: inherit;
}

.sm-pclusters__group-title a:hover {
	color: var(--sm-color-primary);
}

.sm-pclusters__more {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-primary);
}

.sm-pclusters__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--sm-space-6);
	margin-top: var(--sm-space-6);
}

@media (min-width: 600px) {
	.sm-pclusters__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 1280px) {
	.sm-pclusters__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

/* ==========================================================================
   Learning path
   ========================================================================== */

.sm-plearn {
	padding-block: var(--sm-space-16);
	background-color: var(--sm-color-surface-sunken);
	border-block: var(--sm-border-width) solid var(--sm-color-border);
}

.sm-plearn__path {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-4);
	margin-top: var(--sm-space-8);
}

@media (min-width: 1024px) {
	.sm-plearn__path {
		flex-direction: row;
		align-items: stretch;
	}
}

.sm-plearn__rung {
	flex: 1 1 0;
	min-width: 0;
	padding: var(--sm-space-5);
	background-color: var(--sm-color-surface);
	border: var(--sm-border-width) solid var(--sm-color-border);
	border-radius: var(--sm-radius-lg);
}

.sm-plearn__rung-label {
	display: block;
	margin-bottom: var(--sm-space-3);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-bold);
	letter-spacing: var(--sm-tracking-wider);
	text-transform: uppercase;
	color: var(--sm-color-primary);
}

.sm-plearn__list {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-2);
}

.sm-plearn__list a {
	font-size: var(--sm-text-sm);
	color: var(--sm-color-text-muted);
}

.sm-plearn__list a:hover {
	color: var(--sm-color-primary);
}

.sm-plearn__arrow {
	display: none;
	align-items: center;
	justify-content: center;
	flex: none;
	color: var(--sm-color-text-disabled);
}

@media (min-width: 1024px) {
	.sm-plearn__arrow {
		display: flex;
	}
}

/* ==========================================================================
   Glossary
   ========================================================================== */

.sm-pglossary__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--sm-space-1);
	margin-top: var(--sm-space-6);
}

@media (min-width: 700px) {
	.sm-pglossary__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.sm-pglossary__item {
	display: flex;
	align-items: flex-start;
	gap: var(--sm-space-3);
	padding: var(--sm-space-3);
	border-radius: var(--sm-radius-md);
	transition: var(--sm-transition-colors);
}

.sm-pglossary__item:hover {
	background-color: var(--sm-color-surface-sunken);
}

.sm-pglossary__letter {
	display: grid;
	place-items: center;
	flex: none;
	width: 30px;
	height: 30px;
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-bold);
	color: var(--sm-color-primary);
	background-color: var(--sm-color-primary-subtle);
	border-radius: var(--sm-radius-md);
}

.sm-pglossary__body {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-1);
	min-width: 0;
}

.sm-pglossary__term {
	font-size: var(--sm-text-sm);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-text);
}

.sm-pglossary__item:hover .sm-pglossary__term {
	color: var(--sm-color-primary);
}

.sm-pglossary__def {
	font-size: var(--sm-text-xs);
	line-height: var(--sm-leading-normal);
	color: var(--sm-color-text-subtle);
}

/* ==========================================================================
   Entity relationships
   ========================================================================== */

.sm-pentities__groups {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-6);
	margin-top: var(--sm-space-6);
}

.sm-pentities__group-title {
	margin-bottom: var(--sm-space-3);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	letter-spacing: var(--sm-tracking-wider);
	text-transform: uppercase;
	color: var(--sm-color-text-subtle);
}

.sm-pentities__chips {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sm-space-2-5);
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.sm-pfaq {
	padding-block: var(--sm-space-16);
}

.sm-pfaq__accordion {
	margin-top: var(--sm-space-8);
}

/* ==========================================================================
   Author panel
   ========================================================================== */

.sm-ppanel {
	padding-block: var(--sm-space-12);
}

.sm-ppanel__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--sm-space-5);
	margin-top: var(--sm-space-6);
}

@media (min-width: 700px) {
	.sm-ppanel__grid {
		grid-template-columns: repeat( auto-fit, minmax(260px, 1fr) );
	}
}

.sm-ppanel__card {
	padding: var(--sm-space-5);
	background-color: var(--sm-color-surface);
	border: var(--sm-border-width) solid var(--sm-color-border);
	border-radius: var(--sm-radius-lg);
}

.sm-ppanel__role {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	margin-bottom: var(--sm-space-3);
	font-size: var(--sm-text-2xs);
	font-weight: var(--sm-weight-bold);
	letter-spacing: var(--sm-tracking-wider);
	text-transform: uppercase;
	color: var(--sm-color-text-disabled);
}

.sm-ppanel__person {
	display: flex;
	align-items: center;
	gap: var(--sm-space-3);
}

.sm-ppanel__avatar {
	flex: none;
	width: 56px;
	height: 56px;
	border-radius: var(--sm-radius-circle);
	object-fit: cover;
}

.sm-ppanel__who {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-0-5);
	min-width: 0;
}

.sm-ppanel__name {
	font-size: var(--sm-text-sm);
	font-weight: var(--sm-weight-semibold);
	color: var(--sm-color-text);
}

.sm-ppanel__name a {
	color: inherit;
}

.sm-ppanel__name a:hover {
	color: var(--sm-color-primary);
}

.sm-ppanel__title {
	font-size: var(--sm-text-xs);
	color: var(--sm-color-text-subtle);
}

.sm-ppanel__bio {
	margin-top: var(--sm-space-3);
	font-size: var(--sm-text-xs);
	line-height: var(--sm-leading-normal);
	color: var(--sm-color-text-subtle);
}

.sm-ppanel__date {
	display: block;
	margin-top: var(--sm-space-3);
	font-size: var(--sm-text-2xs);
	color: var(--sm-color-text-disabled);
}

/* ==========================================================================
   References
   ========================================================================== */

.sm-prefs {
	padding-block: var(--sm-space-12);
}

.sm-prefs__list {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-3);
	margin-top: var(--sm-space-6);
	counter-reset: none;
}

.sm-prefs__item {
	display: flex;
	gap: var(--sm-space-3);
	padding-bottom: var(--sm-space-3);
	border-bottom: var(--sm-border-width) solid var(--sm-color-border-subtle);
	font-size: var(--sm-text-sm);
}

.sm-prefs__item:last-child {
	border-bottom: none;
}

.sm-prefs__index {
	flex: none;
	font-variant-numeric: tabular-nums;
	color: var(--sm-color-text-disabled);
}

.sm-prefs__body a {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-1-5);
	color: var(--sm-color-text-muted);
}

.sm-prefs__body a:hover {
	color: var(--sm-color-primary);
}

.sm-prefs__note {
	display: flex;
	align-items: flex-start;
	gap: var(--sm-space-2);
	margin-top: var(--sm-space-5);
	padding: var(--sm-space-3) var(--sm-space-4);
	font-size: var(--sm-text-xs);
	color: var(--sm-color-text-subtle);
	background-color: var(--sm-color-surface-sunken);
	border-radius: var(--sm-radius-md);
}

/* ==========================================================================
   Related pillars
   ========================================================================== */

.sm-prelated__groups {
	display: flex;
	flex-direction: column;
	gap: var(--sm-space-8);
	margin-top: var(--sm-space-6);
}

.sm-prelated__group-title {
	margin-bottom: var(--sm-space-3);
	font-size: var(--sm-text-xs);
	font-weight: var(--sm-weight-semibold);
	letter-spacing: var(--sm-tracking-wider);
	text-transform: uppercase;
	color: var(--sm-color-text-subtle);
}

.sm-prelated__cards {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sm-space-3);
}

.sm-prelated__card {
	display: inline-flex;
	align-items: center;
	gap: var(--sm-space-2);
	padding: var(--sm-space-3) var(--sm-space-4);
	font-size: var(--sm-text-sm);
	font-weight: var(--sm-weight-medium);
	color: var(--sm-color-text-muted);
	background-color: var(--sm-color-surface);
	border: var(--sm-border-width) solid var(--sm-color-border);
	border-radius: var(--sm-radius-lg);
	transition: var(--sm-transition-colors), var(--sm-transition-transform);
}

.sm-prelated__card:hover {
	color: var(--sm-color-primary);
	border-color: var(--sm-color-border-brand);
	transform: translateY(-2px);
}

.sm-prelated__arrow {
	transition: var(--sm-transition-transform);
}

.sm-prelated__card:hover .sm-prelated__arrow {
	transform: translateX(2px);
}

/* ==========================================================================
   Final CTA
   ========================================================================== */

.sm-pcta {
	padding-block: var(--sm-space-16);
}

.sm-pcta__panel {
	position: relative;
	padding: var(--sm-space-12) var(--sm-space-8);
	text-align: center;
	background-color: var(--sm-color-surface-glass);
	backdrop-filter: blur(var(--sm-blur-md));
	-webkit-backdrop-filter: blur(var(--sm-blur-md));
	border-radius: var(--sm-radius-2xl);
	box-shadow: var(--sm-shadow-lg);
}

.sm-pcta__title {
	margin-top: var(--sm-space-3);
	font-size: var(--sm-text-h2);
	font-weight: var(--sm-weight-bold);
	color: var(--sm-color-text);
	text-wrap: balance;
}

.sm-pcta__text {
	max-width: 34rem;
	margin: var(--sm-space-3) auto var(--sm-space-7);
	font-size: var(--sm-text-md);
	line-height: var(--sm-leading-relaxed);
	color: var(--sm-color-text-muted);
}

/* ==========================================================================
   Motion + accessibility
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
	.sm-kmap__node,
	.sm-prelated__card {
		transition: none !important;
		transform: none !important;
	}
}