/*
Theme Name: Server Brief
Theme URI: https://serverbrief.com
Description: Light and dark block theme for serverbrief.com. Signal-gradient accents, Red Hat type, photo-led sections.
Version: 2.0.0
Requires at least: 6.9
Requires PHP: 8.1
License: GPL-2.0-or-later
Text Domain: serverbrief
*/

/* =========================================================
   Tokens. Light for everyone; dark when the visitor turns it
   on with the header switch (stored in localStorage).
   ========================================================= */

:root {
	--sb-bg: #F5F5F8;
	--sb-surface: #FFFFFF;
	--sb-sunken: #ECEBF2;
	--sb-seam: #DEDCE6;
	--sb-edge: #8D88A0;
	--sb-ink: #16141C;
	--sb-muted: #4E4A60;
	--sb-faint: #625D75;
	--sb-accent: #B5175F;
	--sb-accent-2: #5F35D0;
	--sb-green: #13784A;
	--sb-amber: #8A5300;
	--sb-signal-pink: #FF6BA8;
	--sb-signal-violet: #A47BFF;
	--sb-tint: #FBEAF2;
	--sb-tint-2: #EEE8FD;
	--sb-tint-amber: #FBF0DD;
	--sb-signal: linear-gradient(115deg, #FF6BA8 0%, #D173D4 50%, #A47BFF 100%);
	--sb-signal-text: linear-gradient(100deg, #B5175F 0%, #5F35D0 100%);
	--sb-on-signal: #16141C;
	--sb-shadow: 0 1px 2px rgba(22, 20, 28, 0.06), 0 8px 24px -12px rgba(22, 20, 28, 0.18);
	--sb-shadow-lift: 0 2px 4px rgba(22, 20, 28, 0.06), 0 18px 40px -16px rgba(95, 53, 208, 0.28);
	--sb-mono: var(--wp--preset--font-family--mono);
	--sb-display: var(--wp--preset--font-family--display);
	--sb-r-lg: 22px;
	--sb-r: 16px;
	--sb-r-sm: 10px;
	color-scheme: light;
}

:root[data-theme="dark"] {
	--sb-bg: #0D0C11;
	--sb-surface: #17151D;
	--sb-sunken: #211E29;
	--sb-seam: #2E2A3A;
	--sb-edge: #6E6880;
	--sb-ink: #F1EFF6;
	--sb-muted: #ABA5BA;
	--sb-faint: #9A94AA;
	--sb-accent: #FF7DB3;
	--sb-accent-2: #B293FF;
	--sb-green: #5EE3A0;
	--sb-amber: #FFC266;
	--sb-tint: rgba(255, 107, 168, 0.12);
	--sb-tint-2: rgba(164, 123, 255, 0.14);
	--sb-tint-amber: rgba(255, 194, 102, 0.12);
	--sb-signal-text: linear-gradient(100deg, #FF7DB3 0%, #B293FF 100%);
	--sb-shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px -12px rgba(0, 0, 0, 0.6);
	--sb-shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.4), 0 18px 40px -16px rgba(164, 123, 255, 0.35);
	color-scheme: dark;
}

/* =========================================================
   Base
   ========================================================= */

body {
	overflow-x: clip;
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}

::selection {
	background: var(--sb-signal-pink);
	color: #16141C;
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
	outline: 2px solid var(--sb-accent-2);
	outline-offset: 3px;
	border-radius: 4px;
}

a {
	text-underline-offset: 0.18em;
	text-decoration-thickness: 1px;
}

img {
	height: auto;
}

.sb-main {
	padding-bottom: var(--wp--preset--spacing--70);
}

.sb-eyebrow {
	margin: 0 0 0.6rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--sb-accent);
}

.sb-eyebrow a {
	color: inherit;
	text-decoration: none;
}

.sb-eyebrow a:hover {
	text-decoration: underline;
}

.sb-section {
	margin-top: var(--wp--preset--spacing--70);
}

.sb-section__head {
	margin-bottom: var(--wp--preset--spacing--50);
	gap: 1rem 2rem;
}

.sb-section__head h2,
.sb-section__head p {
	margin-block: 0;
}

.sb-section__lede {
	max-width: 32rem;
	color: var(--sb-muted);
}

.sb-section__lede a {
	font-weight: 600;
}

/* Gradient text used for the wordmark and numerals. */
.sb-wordmark span,
.sb-path__num,
.sbc-gloss__letter,
.sb-404__code {
	background: var(--sb-signal-text);
	-webkit-background-clip: text;
	background-clip: text;
	color: transparent;
}

/* =========================================================
   Header
   ========================================================= */

.sb-header {
	background: var(--sb-surface);
	border-bottom: 1px solid var(--sb-seam);
}

.sb-header__bar {
	padding-block: 0.9rem;
	gap: 1.5rem;
}

.sb-wordmark {
	margin: 0;
	font-family: var(--sb-display);
	font-weight: 800;
	font-size: 1.35rem;
	letter-spacing: -0.02em;
	line-height: 1;
	white-space: nowrap;
}

.sb-wordmark a {
	display: inline-flex;
	align-items: center;
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-wordmark a::before {
	content: "";
	flex: none;
	width: 1.05rem;
	height: 1.05rem;
	margin-right: 0.6rem;
	border-radius: 3px;
	background: var(--sb-signal);
	transform: rotate(45deg) scale(0.82);
}

.sb-wordmark span {
	margin-left: 0.22em;
}

.sb-header__nav {
	gap: 0.6rem;
}

.sb-nav {
	font-family: var(--wp--preset--font-family--text);
	font-size: var(--wp--preset--font-size--small);
	font-weight: 600;
	gap: 0.25rem 1.4rem;
}

.sb-nav .wp-block-navigation-item__content {
	color: var(--sb-ink);
	text-decoration: none;
	padding-block: 0.5rem;
}

.sb-nav .wp-block-navigation-item__content:hover {
	color: var(--sb-accent);
}

.sb-nav [aria-current="page"] {
	color: var(--sb-accent);
}

.sb-nav .sb-nav__fix > .wp-block-navigation-item__content {
	padding: 0.45rem 0.85rem;
	border-radius: 999px;
	background: var(--sb-tint);
	color: var(--sb-accent);
}

.sb-nav .wp-block-navigation__submenu-container {
	min-width: 13rem !important;
	padding: 0.5rem !important;
	border: 1px solid var(--sb-seam) !important;
	border-radius: var(--sb-r-sm);
	background: var(--sb-surface) !important;
	box-shadow: var(--sb-shadow-lift);
}

.sb-nav .wp-block-navigation__submenu-container .wp-block-navigation-item__content {
	padding: 0.55rem 0.75rem;
	border-radius: 8px;
}

.sb-nav .wp-block-navigation__submenu-container .wp-block-navigation-item__content:hover {
	background: var(--sb-sunken);
}

.sb-nav .wp-block-navigation__responsive-container.is-menu-open {
	background: var(--sb-surface);
	color: var(--sb-ink);
	padding: 1.5rem;
}

.sb-nav .wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item__content {
	font-size: 1.15rem;
}

.sb-nav .wp-block-navigation__responsive-container-open,
.sb-nav .wp-block-navigation__responsive-container-close {
	color: var(--sb-ink);
	min-width: 44px;
	min-height: 44px;
	justify-content: center;
}

.sb-header__search .wp-block-search__button,
.sb-toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	margin: 0;
	padding: 0;
	border: 1px solid var(--sb-seam);
	border-radius: 50%;
	background: var(--sb-surface);
	color: var(--sb-ink);
	cursor: pointer;
}

.sb-header__search .wp-block-search__button:hover,
.sb-toggle:hover {
	border-color: var(--sb-edge);
}

.sb-header__search .wp-block-search__button svg {
	fill: currentColor;
	width: 20px;
	height: 20px;
}

.sb-header__search.wp-block-search__searchfield-hidden .wp-block-search__inside-wrapper {
	border: 0;
}

.sb-header__search:not(.wp-block-search__searchfield-hidden) .wp-block-search__input {
	min-height: 44px;
	padding-inline: 1rem;
	border: 1px solid var(--sb-edge);
	border-radius: 999px;
	background: var(--sb-surface);
	color: var(--sb-ink);
}

.sb-toggle svg {
	width: 20px;
	height: 20px;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
	stroke-linecap: round;
}

.sb-toggle__moon {
	fill: currentColor !important;
	stroke: none !important;
}

.sb-toggle__sun {
	display: none;
}

:root[data-theme="dark"] .sb-toggle__sun { display: block; }
:root[data-theme="dark"] .sb-toggle__moon { display: none; }

/* =========================================================
   Buttons and search fields
   ========================================================= */

.wp-element-button,
.wp-block-button__link {
	transition: filter 0.15s ease, box-shadow 0.15s ease;
}

.wp-element-button:hover,
.wp-block-button__link:hover {
	filter: brightness(1.05);
	box-shadow: var(--sb-shadow-lift);
}

.wp-block-button.is-style-outline > .wp-block-button__link {
	background: var(--sb-surface);
	color: var(--sb-ink);
	border: 1px solid var(--sb-edge);
}

.wp-block-button.is-style-outline > .wp-block-button__link:hover {
	border-color: var(--sb-ink);
	box-shadow: none;
}

.sb-search .wp-block-search__inside-wrapper {
	gap: 0.5rem;
}

.sb-search .wp-block-search__input {
	min-height: 48px;
	padding-inline: 1rem;
	border: 1px solid var(--sb-edge);
	border-radius: var(--sb-r-sm);
	background: var(--sb-surface);
	color: var(--sb-ink);
	font: inherit;
}

.sb-search .wp-block-search__input::placeholder {
	color: var(--sb-faint);
	opacity: 1;
}

.sb-search .wp-block-search__button {
	min-height: 48px;
	margin: 0;
}

.sb-search--hero .wp-block-search__inside-wrapper {
	padding: 0.4rem;
	border: 1px solid var(--sb-seam);
	border-radius: 14px;
	background: var(--sb-surface);
	box-shadow: var(--sb-shadow);
}

.sb-search--hero .wp-block-search__input {
	min-height: 52px;
	border: 0;
	font-size: 1.0625rem;
}

.sb-search--hero .wp-block-search__input:focus-visible {
	outline-offset: 0;
}

.sb-search--hero .wp-block-search__button {
	min-height: 52px;
	padding-inline: 1.5rem;
}

/* =========================================================
   Home: hero
   ========================================================= */

.sb-hero {
	padding-top: clamp(1.75rem, 3.5vw, 3rem);
}

.sb-hero__cols {
	gap: var(--wp--preset--spacing--60);
}

.sb-hero__title {
	margin: 0;
	max-width: 12ch;
	font-size: clamp(2.6rem, 1.6rem + 3.6vw, 4.4rem);
}

.sb-hero__lede {
	max-width: 34rem;
	margin-block: 1.25rem 1.75rem;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--large);
	line-height: 1.55;
}

.sb-hero__popular {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.5rem;
	margin-top: 1.1rem;
	font-size: var(--wp--preset--font-size--small);
}

.sb-hero__popular span {
	margin-right: 0.25rem;
	color: var(--sb-faint);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	text-transform: uppercase;
	letter-spacing: 0.08em;
}

.sb-hero__popular a {
	padding: 0.35rem 0.75rem;
	border: 1px solid var(--sb-seam);
	border-radius: 999px;
	background: var(--sb-surface);
	color: var(--sb-ink);
	text-decoration: none;
	font-weight: 500;
}

.sb-hero__popular a:hover {
	border-color: var(--sb-accent);
	color: var(--sb-accent);
}

/* =========================================================
   Hardware graphics. A rack is dark metal in either colour
   mode, so these use a fixed palette rather than tokens.
   ========================================================= */

.sb-rack,
.sb-rackmini,
.sb-404rack {
	--hw-chassis: #0D0C11;
	--hw-panel: #17151D;
	--hw-unit: #221F2B;
	--hw-seam: #3A3548;
	--hw-ink: #F1EFF6;
	--hw-muted: #ABA5BA;
	--hw-faint: #8B849B;
	--hw-led: #5EE3A0;
	--hw-pink: #FF6BA8;
}

.sb-rack {
	position: relative;
	padding: 1.25rem 2.6rem 1.4rem;
	border-radius: var(--sb-r-lg);
	background:
		linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 40%),
		var(--hw-panel);
	box-shadow:
		inset 0 1px 0 rgba(255, 255, 255, 0.07),
		0 30px 60px -24px rgba(95, 53, 208, 0.45),
		0 12px 24px -12px rgba(13, 12, 17, 0.5);
	isolation: isolate;
}

/* Signal glow behind the rack. */
.sb-rack::after {
	content: "";
	position: absolute;
	inset: 12% -8% -10% -8%;
	z-index: -1;
	border-radius: 50%;
	background: radial-gradient(closest-side, rgba(255, 107, 168, 0.35), rgba(164, 123, 255, 0.2) 55%, transparent);
	filter: blur(10px);
}

/* Rack ears with screw holes. */
.sb-rack::before {
	content: "";
	position: absolute;
	inset: 0.9rem 0.9rem;
	pointer-events: none;
	background:
		radial-gradient(circle at 50% 0.6rem, var(--hw-chassis) 0.16rem, transparent 0.2rem) left top / 0.55rem 2.4rem repeat-y,
		radial-gradient(circle at 50% 0.6rem, var(--hw-chassis) 0.16rem, transparent 0.2rem) right top / 0.55rem 2.4rem repeat-y,
		linear-gradient(var(--hw-unit), var(--hw-unit)) left top / 0.55rem 100% no-repeat,
		linear-gradient(var(--hw-unit), var(--hw-unit)) right top / 0.55rem 100% no-repeat;
	border-radius: 3px;
}

.sb-rack__label {
	margin: 0 0 0.9rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--hw-faint);
	text-transform: uppercase;
	letter-spacing: 0.12em;
}

.sb-unit {
	position: relative;
	margin-top: 0.55rem;
	padding: 0.85rem 1rem;
	border-radius: 8px;
	background:
		repeating-linear-gradient(90deg, var(--hw-seam) 0 2px, transparent 2px 7px) right 3.25rem center / 2.6rem 0.9rem no-repeat,
		var(--hw-unit);
	box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), inset 0 -1px 0 rgba(0, 0, 0, 0.45);
	transition: background-color 0.15s ease, transform 0.15s ease;
}

.sb-unit p {
	display: grid;
	grid-template-columns: 2rem 1fr auto;
	align-items: center;
	gap: 0.75rem;
	margin: 0;
	padding-right: 6.5rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.35;
}

.sb-unit__u {
	color: var(--hw-faint);
	font-size: var(--wp--preset--font-size--x-small);
}

.sb-unit__key {
	color: var(--hw-ink);
	text-decoration: none;
}

.sb-unit__key::after {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: 8px;
}

.sb-unit__key:focus-visible {
	outline: none;
}

.sb-unit__key:focus-visible::after {
	outline: 2px solid var(--hw-pink);
	outline-offset: 2px;
}

.sb-unit__val {
	color: var(--hw-muted);
	font-size: var(--wp--preset--font-size--x-small);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.sb-unit::after {
	content: "";
	position: absolute;
	right: 1.15rem;
	top: 50%;
	width: 0.5rem;
	height: 0.5rem;
	margin-top: -0.25rem;
	border-radius: 50%;
	background: var(--hw-led);
	box-shadow: 0 0 0.6rem rgba(94, 227, 160, 0.75);
}

.sb-unit.is-live::after {
	background: var(--hw-pink);
	box-shadow: 0 0 0.75rem rgba(255, 107, 168, 0.9);
	animation: sb-blink 2.4s steps(2, jump-none) infinite;
}

.sb-unit:hover {
	background-color: #2B2736;
	transform: translateX(3px);
}

.sb-unit:hover .sb-unit__key {
	text-decoration: underline;
	text-decoration-color: var(--hw-pink);
}

@keyframes sb-blink {
	0%, 80% { opacity: 1; }
	90% { opacity: 0.35; }
}

/* Small rack-unit badge laid over topic photos. */
.sbc-banner__media {
	position: relative;
}

.sb-rackmini {
	position: absolute;
	left: -1.25rem;
	bottom: 1.5rem;
	display: flex;
	align-items: center;
	gap: 0.9rem;
	min-width: 15rem;
	padding: 0.8rem 2.6rem 0.8rem 1rem;
	border-radius: 10px;
	background:
		repeating-linear-gradient(90deg, var(--hw-seam) 0 2px, transparent 2px 7px) right 2rem center / 2.1rem 0.8rem no-repeat,
		var(--hw-unit);
	box-shadow: 0 18px 36px -16px rgba(13, 12, 17, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.06);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--hw-muted);
}

.sb-rackmini::after {
	content: "";
	position: absolute;
	right: 0.9rem;
	top: 50%;
	width: 0.5rem;
	height: 0.5rem;
	margin-top: -0.25rem;
	border-radius: 50%;
	background: var(--hw-led);
	box-shadow: 0 0 0.6rem rgba(94, 227, 160, 0.75);
}

.sb-rackmini b {
	color: var(--hw-ink);
	font-weight: 600;
	font-size: var(--wp--preset--font-size--small);
}

.sb-rackmini span:first-child {
	color: var(--hw-faint);
}

/* 404: a rack with an empty slot. */
.sb-404 .sb-404__panel {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
	gap: var(--wp--preset--spacing--60);
	align-items: center;
	max-width: none;
}

.sb-404rack {
	position: relative;
	padding: 1.25rem 2.6rem 1.4rem;
	border-radius: var(--sb-r-lg);
	background: var(--hw-panel);
	box-shadow: 0 30px 60px -24px rgba(95, 53, 208, 0.45);
}

.sb-404rack > div p {
	margin: 0;
}

.sb-404rack > div {
	margin-top: 0.55rem;
	padding: 0.85rem 1rem;
	border-radius: 8px;
	background: var(--hw-unit);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--small);
	color: var(--hw-muted);
}

.sb-404rack > div.is-empty {
	border: 2px dashed var(--hw-pink);
	background: transparent;
	color: var(--hw-ink);
	text-align: center;
	padding-block: 1.6rem;
}

.sb-404rack > div.is-empty strong {
	display: block;
	font-family: var(--sb-display);
	font-size: 2.8rem;
	line-height: 1;
	color: var(--hw-pink);
}

/* Footer status strip. */
.sb-footer__base > p:first-child::before {
	content: "";
	display: inline-block;
	width: 0.5rem;
	height: 0.5rem;
	margin-right: 0.6rem;
	border-radius: 50%;
	background: var(--sb-green);
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--sb-green) 20%, transparent);
	vertical-align: 0.05em;
}

/* Error tiles read as 1U units: vent slots and a status LED. */
.sbc-error a {
	padding-right: 3.5rem;
	background:
		repeating-linear-gradient(90deg, var(--sb-seam) 0 2px, transparent 2px 6px) right 0.9rem bottom 0.95rem / 1.6rem 0.6rem no-repeat,
		var(--sb-surface);
}

.sbc-error a::after {
	content: "";
	position: absolute;
	right: 1.05rem;
	top: 1.15rem;
	width: 0.45rem;
	height: 0.45rem;
	border-radius: 50%;
	background: var(--sb-accent-2);
	box-shadow: 0 0 0 3px var(--sb-tint-2);
}

.sbc-error.is-5xx a::after {
	background: var(--sb-accent);
	box-shadow: 0 0 0 3px var(--sb-tint);
}

.sbc-error.is-4xx a::after {
	background: var(--sb-amber);
	box-shadow: 0 0 0 3px var(--sb-tint-amber);
}

/* Photo with a floating fix card, used beside the error board. */
.sb-fixband__cols {
	gap: var(--wp--preset--spacing--60);
}

.sb-photo-stack {
	position: relative;
	margin: 0 0 1.5rem;
	padding: 0.6rem;
	border-radius: calc(var(--sb-r-lg) + 0.6rem);
	background: var(--sb-signal);
	box-shadow: var(--sb-shadow-lift);
}

.sb-photo-stack .wp-block-image {
	position: relative;
	margin: 0;
}

.sb-photo-stack img {
	display: block;
	width: 100%;
	aspect-ratio: 4 / 5;
	object-fit: cover;
	object-position: 30% center;
	border-radius: var(--sb-r-lg);
}

.sb-fixcard {
	position: absolute;
	left: 1.5rem;
	right: 1.5rem;
	bottom: 1.5rem;
	padding: 0.9rem 1.1rem 0.95rem;
	border: 1px solid var(--sb-seam);
	border-radius: 14px;
	background: var(--sb-surface);
	box-shadow: var(--sb-shadow-lift);
}

.sb-fixcard > * {
	margin: 0;
}

.sb-fixcard__code {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	font-family: var(--sb-mono);
	font-weight: 600;
	font-size: var(--wp--preset--font-size--small);
	color: var(--sb-ink);
}

.sb-fixcard__code::before {
	content: "";
	width: 0.55rem;
	height: 0.55rem;
	border-radius: 50%;
	background: var(--sb-signal-pink);
	box-shadow: 0 0 0 4px var(--sb-tint);
}

.sb-fixcard__text {
	margin-top: 0.25rem !important;
	font-size: var(--wp--preset--font-size--small);
}

.sb-fixcard__text a {
	color: var(--sb-muted);
}

.sb-band--fix .sbc-errors {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 560px) {
	.sb-band--fix .sbc-errors {
		grid-template-columns: minmax(0, 1fr);
	}
}

/* Rack rail along the top of the error band. */
.sb-band--fix {
	position: relative;
}

.sb-band--fix::before {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	height: 14px;
	background:
		radial-gradient(circle at 12px 7px, var(--sb-bg) 2.5px, transparent 3px) left top / 24px 14px repeat-x,
		var(--sb-seam);
}

.sbc-site-stats {
	margin-top: 1.5rem;
	max-width: 34rem;
}

.sbc-stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 0.75rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.sbc-stats a {
	display: block;
	padding: 0.85rem 1rem;
	border: 1px solid var(--sb-seam);
	border-radius: 14px;
	background: var(--sb-surface);
	color: var(--sb-muted);
	text-decoration: none;
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.3;
}

.sbc-stats a:hover {
	border-color: var(--sb-edge);
}

.sbc-stats strong {
	display: block;
	font-family: var(--sb-display);
	font-size: 1.75rem;
	font-weight: 800;
	letter-spacing: -0.02em;
	color: var(--sb-ink);
}

/* =========================================================
   Topic grid (bento)
   ========================================================= */

.sbc-topic-grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	grid-auto-rows: minmax(14rem, auto);
	gap: 1rem;
}

.sbc-topic {
	position: relative;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r-lg);
	background: var(--sb-surface);
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.sbc-topic.is-lead {
	grid-column: span 2;
	grid-row: span 2;
}

.sbc-topic__media {
	flex: 1 1 auto;
	min-height: 9rem;
	overflow: hidden;
}

.sbc-topic__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.sbc-topic__body {
	padding: 1.1rem 1.25rem 1.3rem;
}

.sbc-topic.is-lead .sbc-topic__body {
	padding: 1.5rem 1.75rem 1.75rem;
}

.sbc-topic__body > * {
	margin: 0;
}

.sbc-topic__count {
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--sb-faint);
}

.sbc-topic__title {
	margin-top: 0.3rem !important;
	font-size: 1.3rem;
}

.sbc-topic.is-lead .sbc-topic__title {
	font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.1rem);
}

.sbc-topic__title a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sbc-topic__title a::after {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: var(--sb-r-lg);
}

.sbc-topic__title a:focus-visible {
	outline: none;
}

.sbc-topic__title a:focus-visible::after {
	outline: 2px solid var(--sb-accent-2);
	outline-offset: -2px;
}

.sbc-topic__desc {
	margin-top: 0.35rem !important;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.5;
}

.sbc-topic:not(.is-lead) .sbc-topic__desc {
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.sbc-topic__subs {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin: 1rem 0 0;
	padding: 0;
	list-style: none;
}

.sbc-topic__subs li {
	padding: 0.25rem 0.65rem;
	border-radius: 999px;
	background: var(--sb-sunken);
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
}

.sbc-topic:hover {
	transform: translateY(-3px);
	box-shadow: var(--sb-shadow-lift);
}

.sbc-topic:hover .sbc-topic__media img {
	transform: scale(1.04);
}

.sbc-topic:hover .sbc-topic__title a {
	color: var(--sb-accent);
}

/* =========================================================
   Error board
   ========================================================= */

.sb-band {
	margin-top: var(--wp--preset--spacing--70);
	padding-block: var(--wp--preset--spacing--60) var(--wp--preset--spacing--60);
	background: var(--sb-sunken);
	background-image: radial-gradient(var(--sb-seam) 1px, transparent 1px);
	background-size: 22px 22px;
}

/* Grid children must not inherit WordPress's flow-layout top margins. */
.sbc-errors > li,
.sb-paths__grid > *,
.sbc-topic-grid > *,
.sbc-stats > li {
	margin: 0 !important;
}

.sbc-errors {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
	gap: 0.75rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.sbc-error a {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 0.3rem;
	box-sizing: border-box;
	min-height: 100%;
	padding: 1rem 1.1rem 1.05rem 1.35rem;
	border: 1px solid var(--sb-seam);
	border-radius: 14px;
	background: var(--sb-surface);
	color: var(--sb-ink);
	text-decoration: none;
	overflow: hidden;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.sbc-error a::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	width: 4px;
	background: var(--sb-accent-2);
}

.sbc-error.is-5xx a::before { background: var(--sb-accent); }
.sbc-error.is-4xx a::before { background: var(--sb-amber); }

.sbc-error__code {
	font-family: var(--sb-mono);
	font-weight: 600;
	font-size: 1.35rem;
	line-height: 1.2;
	letter-spacing: -0.01em;
	overflow-wrap: anywhere;
}

.sbc-error.is-named .sbc-error__code {
	font-size: 0.95rem;
	padding-top: 0.2rem;
}

.sbc-error__name {
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.4;
}

.sbc-error a:hover {
	border-color: var(--sb-edge);
	box-shadow: var(--sb-shadow);
}

.sbc-error a:hover .sbc-error__name {
	color: var(--sb-accent);
}

.sbc-errors__group + .sbc-errors__group {
	margin-top: var(--wp--preset--spacing--50);
}

.sbc-errors__heading {
	margin: 0 0 1rem;
	font-size: 1.25rem;
}

.sb-errorsearch {
	margin-top: var(--wp--preset--spacing--50);
	max-width: 46rem;
}

.sb-board {
	margin-top: var(--wp--preset--spacing--60);
}

/* =========================================================
   Learning paths
   ========================================================= */

.sb-paths__grid {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 1rem;
}

@media (max-width: 1100px) {
	.sb-paths__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 640px) {
	.sb-paths__grid {
		grid-template-columns: minmax(0, 1fr);
	}
}

.sb-path {
	position: relative;
	padding: 1.75rem 1.6rem 1.5rem;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r-lg);
	background: var(--sb-surface);
	overflow: hidden;
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.sb-path::before {
	content: "";
	position: absolute;
	inset: 0 0 auto;
	height: 4px;
	background: var(--sb-signal);
}

.sb-path > * {
	margin-block: 0;
}

.sb-path__num {
	font-family: var(--sb-display);
	font-weight: 800;
	font-size: 2.6rem;
	line-height: 1;
	letter-spacing: -0.04em;
}

.sb-path__title {
	margin-top: 0.75rem !important;
	font-size: 1.4rem;
}

.sb-path__title a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-path__title a::after {
	content: "";
	position: absolute;
	inset: 0;
}

.sb-path:hover {
	transform: translateY(-3px);
	box-shadow: var(--sb-shadow-lift);
}

.sb-path:hover .sb-path__title a {
	color: var(--sb-accent);
}

.sb-path__steps {
	position: relative;
	margin: 1.1rem 0 0 !important;
	padding: 0;
	list-style: none;
	counter-reset: sb-pstep;
}

.sb-path__steps::before {
	content: "";
	position: absolute;
	left: 0.6rem;
	top: 0.6rem;
	bottom: 0.6rem;
	border-left: 2px dotted var(--sb-seam);
}

.sb-path__steps li {
	position: relative;
	padding: 0.3rem 0 0.3rem 2rem;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	counter-increment: sb-pstep;
}

.sb-path__steps li::before {
	content: counter(sb-pstep);
	position: absolute;
	left: 0;
	top: 0.4rem;
	width: 1.25rem;
	height: 1.25rem;
	border-radius: 50%;
	background: var(--sb-sunken);
	color: var(--sb-ink);
	font-family: var(--sb-mono);
	font-size: 0.7rem;
	font-weight: 600;
	line-height: 1.25rem;
	text-align: center;
}

.sb-path__meta {
	margin-top: 1rem !important;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--sb-faint);
}

/* =========================================================
   Guide cards and rows
   ========================================================= */

.sb-cards .wp-block-post-template {
	gap: 1.25rem;
}

.sb-card {
	position: relative;
	display: flex;
	flex-direction: column;
	height: 100%;
	overflow: hidden;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r);
	background: var(--sb-surface);
	transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.sb-card > * {
	margin: 0 !important;
}

.sb-card__media {
	overflow: hidden;
}

.sb-card__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.4s ease;
}

.sb-card__body {
	display: flex;
	flex-direction: column;
	flex: 1;
	padding: 1.1rem 1.2rem 1.2rem;
}

.sb-card__body > * {
	margin: 0;
}

.sb-card__title {
	margin-top: 0.4rem;
	font-size: 1.2rem;
	line-height: 1.25;
	letter-spacing: -0.01em;
}

.sb-card__title a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-card__title a::after {
	content: "";
	position: absolute;
	inset: 0;
}

.sb-card:hover {
	transform: translateY(-3px);
	box-shadow: var(--sb-shadow-lift);
}

.sb-card:hover .sb-card__title a {
	color: var(--sb-accent);
}

.sb-card:hover .sb-card__media img {
	transform: scale(1.04);
}

.sb-card__meta {
	margin-top: auto;
	padding-top: 0.9rem;
	gap: 0.5rem 0.9rem;
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--sb-muted);
}

.sb-card__meta > * {
	margin: 0;
}

/* Topic label, level and format pills. */
.sb-topic-label,
.sb-topic-label a {
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--sb-accent);
	text-decoration: none;
	position: relative;
	z-index: 1;
}

.sb-topic-label .wp-block-post-terms__separator {
	color: var(--sb-faint);
}

.sb-level a,
.sb-format a {
	position: relative;
	z-index: 1;
	display: inline-block;
	padding: 0.15rem 0.6rem;
	border-radius: 999px;
	background: var(--sb-tint-2);
	color: var(--sb-accent-2);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 600;
	text-decoration: none;
}

.sb-format a {
	background: var(--sb-sunken);
	color: var(--sb-muted);
}

.sb-level a:hover,
.sb-format a:hover {
	text-decoration: underline;
}

.sb-checked::before {
	content: "Checked ";
	color: var(--sb-faint);
}

.wp-block-post-time-to-read {
	color: var(--sb-muted);
}

.sb-rows__list {
	margin: 0;
	padding: 0;
	list-style: none;
}

.sb-rows__list > li {
	margin: 0 0 0.75rem;
}

.sb-row {
	position: relative;
	display: grid;
	grid-template-columns: 8.5rem minmax(0, 1fr) auto;
	gap: 0.5rem 1.5rem;
	align-items: center;
	padding: 0.85rem;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r);
	background: var(--sb-surface);
	transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.sb-row > *,
.sb-row__body > * {
	margin: 0;
}

.sb-row__thumb {
	overflow: hidden;
	border-radius: var(--sb-r-sm);
}

.sb-row__thumb img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.sb-row__title {
	margin-top: 0.2rem !important;
	font-size: 1.15rem;
	line-height: 1.3;
}

.sb-row__title a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-row__title a::after {
	content: "";
	position: absolute;
	inset: 0;
}

.sb-row__excerpt {
	margin-top: 0.3rem !important;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.5;
}

.sb-row__excerpt p {
	margin: 0;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.sb-row__excerpt .wp-block-post-excerpt__more-text,
.sb-card .wp-block-post-excerpt__more-text {
	display: none;
}

.sb-row__meta {
	flex-direction: column;
	align-items: flex-end;
	gap: 0.4rem;
	padding-right: 0.4rem;
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--sb-muted);
}

.sb-row__meta > * {
	margin: 0;
}

.sb-row:hover {
	border-color: var(--sb-edge);
	box-shadow: var(--sb-shadow);
}

.sb-row:hover .sb-row__title a {
	color: var(--sb-accent);
}

.sb-pager {
	margin-top: 1.5rem;
	font-weight: 600;
}

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

.sb-glossband__cols {
	gap: var(--wp--preset--spacing--60);
}

.sb-glossband .wp-block-buttons {
	margin-top: 1.5rem;
}

.sb-glossband__terms .wp-block-post-template {
	gap: 0.75rem;
}

.sb-term-card {
	position: relative;
	height: 100%;
	padding: 1.1rem 1.2rem;
	border-radius: var(--sb-r);
	background: var(--sb-surface);
	border: 1px solid var(--sb-seam);
}

.sb-term-card > * {
	margin: 0;
}

.sb-term-card__title {
	font-size: 1.1rem;
}

.sb-term-card__title a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-term-card__title a::after {
	content: "";
	position: absolute;
	inset: 0;
}

.sb-term-card:hover {
	border-color: var(--sb-edge);
}

.sb-term-card:hover .sb-term-card__title a {
	color: var(--sb-accent);
}

.sb-term-card__def {
	margin-top: 0.35rem !important;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.5;
}

.sb-term-card__def p {
	margin: 0;
}

.sbc-az {
	position: sticky;
	top: 0;
	z-index: 5;
	margin: var(--wp--preset--spacing--50) 0 var(--wp--preset--spacing--40);
	padding-block: 0.6rem;
	background: var(--sb-bg);
	border-bottom: 1px solid var(--sb-seam);
}

.sbc-az ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.3rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.sbc-az a,
.sbc-az span {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.4rem;
	height: 2.4rem;
	border-radius: 8px;
	font-family: var(--sb-mono);
	font-weight: 600;
}

.sbc-az a {
	background: var(--sb-surface);
	border: 1px solid var(--sb-seam);
	color: var(--sb-ink);
	text-decoration: none;
}

.sbc-az a:hover {
	border-color: var(--sb-accent);
	color: var(--sb-accent);
}

.sbc-az span {
	color: var(--sb-seam);
}

.sbc-gloss__group {
	display: grid;
	grid-template-columns: 6rem minmax(0, 1fr);
	gap: 1.5rem;
	padding-block: 1.75rem;
	border-top: 1px solid var(--sb-seam);
	scroll-margin-top: 4.5rem;
}

.sbc-gloss__letter {
	margin: 0;
	font-size: 3.5rem;
	font-weight: 800;
	line-height: 1;
}

.sbc-gloss__list {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
	gap: 1rem 2rem;
	margin: 0;
}

.sbc-gloss__item dt {
	font-family: var(--sb-display);
	font-weight: 700;
	font-size: 1.1rem;
}

.sbc-gloss__item dt a {
	color: var(--sb-ink);
	text-decoration: none;
}

.sbc-gloss__item dt a:hover {
	color: var(--sb-accent);
	text-decoration: underline;
}

.sbc-gloss__item dd {
	margin: 0.25rem 0 0;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.5;
}

.sb-termpage {
	padding-top: var(--wp--preset--spacing--60);
}

.sb-termpage__card {
	position: relative;
	padding: 2rem 2rem 2.1rem;
	border-radius: var(--sb-r-lg);
	background: var(--sb-surface);
	border: 1px solid var(--sb-seam);
	overflow: hidden;
}

.sb-termpage__card::before {
	content: "";
	position: absolute;
	inset: 0 0 auto;
	height: 5px;
	background: var(--sb-signal);
}

.sb-termpage__card > * {
	margin: 0;
}

.sb-termpage__title {
	margin-top: 0.25rem !important;
	font-size: clamp(2.2rem, 1.6rem + 2.4vw, 3.4rem);
}

.sb-termpage__def {
	margin-top: 1rem !important;
	font-size: var(--wp--preset--font-size--large);
	line-height: 1.55;
}

.sb-termpage__def p {
	margin: 0;
}

.sbc-term-related {
	margin-top: var(--wp--preset--spacing--50);
}

.sbc-term-related__title {
	font-size: 1.25rem;
}

.sbc-term-related__list {
	padding-left: 1.2rem;
}

.sbc-term-pager {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	gap: 1rem;
	align-items: center;
	margin-top: var(--wp--preset--spacing--50);
	padding-top: 1.25rem;
	border-top: 1px solid var(--sb-seam);
}

.sbc-term-pager a {
	color: var(--sb-ink);
	text-decoration: none;
	font-weight: 600;
}

.sbc-term-pager a span {
	display: block;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	color: var(--sb-faint);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.sbc-term-pager a[rel="next"] {
	text-align: right;
}

.sbc-term-pager a:hover {
	color: var(--sb-accent);
}

.sbc-term-pager__all {
	padding: 0.5rem 1rem;
	border: 1px solid var(--sb-edge);
	border-radius: 999px;
}

/* =========================================================
   Page heads, topic banners, library
   ========================================================= */

.sb-pagehead {
	padding-top: var(--wp--preset--spacing--60);
}

.sb-pagehead > *,
.sb-pagehead > .wp-block-group > * {
	margin-block: 0;
}

.sb-pagehead h1,
.sb-pagehead .wp-block-query-title,
.sb-pagehead .wp-block-post-title {
	margin-top: 0.25rem !important;
	font-size: clamp(2.3rem, 1.6rem + 2.6vw, 3.6rem);
	max-width: 20ch;
}

.sb-pagehead__lede {
	margin-top: 1rem !important;
	max-width: 38rem;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--large);
	line-height: 1.55;
}

.sb-pagehead__lede p {
	margin: 0;
}

.sb-pagehead--split {
	display: grid;
	grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
	gap: var(--wp--preset--spacing--60);
	align-items: center;
}

.sb-pagehead__media img,
.sb-pathpage__media img {
	border-radius: var(--sb-r-lg);
	box-shadow: var(--sb-shadow-lift);
}

.sbc-topic-banner {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
	gap: var(--wp--preset--spacing--60);
	align-items: center;
	padding-top: var(--wp--preset--spacing--60);
}

.sbc-banner__text > * {
	margin: 0;
}

.sbc-banner__eyebrow {
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--sb-accent);
}

.sbc-banner__eyebrow a {
	color: inherit;
}

.sbc-banner__title {
	margin-top: 0.4rem !important;
	font-size: clamp(2.6rem, 1.8rem + 3vw, 4.2rem);
}

.sbc-banner__desc {
	margin-top: 1rem !important;
	max-width: 36rem;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--large);
	line-height: 1.55;
}

.sbc-banner__count {
	margin-top: 1.25rem !important;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--small);
	color: var(--sb-faint);
}

.sbc-banner__subs ul {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin: 1.25rem 0 0;
	padding: 0;
	list-style: none;
}

.sbc-banner__subs a {
	display: inline-flex;
	align-items: center;
	gap: 0.45rem;
	padding: 0.45rem 0.9rem;
	border: 1px solid var(--sb-seam);
	border-radius: 999px;
	background: var(--sb-surface);
	color: var(--sb-ink);
	font-size: var(--wp--preset--font-size--small);
	font-weight: 600;
	text-decoration: none;
}

.sbc-banner__subs a span {
	color: var(--sb-faint);
	font-family: var(--sb-mono);
	font-weight: 500;
	font-size: var(--wp--preset--font-size--x-small);
}

.sbc-banner__subs a:hover,
.sbc-banner__subs a[aria-current="page"] {
	border-color: var(--sb-accent);
	color: var(--sb-accent);
}

.sbc-banner__media img {
	display: block;
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: cover;
	border-radius: var(--sb-r-lg);
	box-shadow: var(--sb-shadow-lift);
}

.sb-hub__start .wp-block-heading {
	margin: 0 0 var(--wp--preset--spacing--40);
}

.sb-library__cols {
	margin-top: var(--wp--preset--spacing--50);
	gap: var(--wp--preset--spacing--50);
	align-items: flex-start !important;
}

.sb-library__aside {
	position: sticky;
	top: 1rem;
}

.sbc-filters {
	padding: 1.25rem;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r);
	background: var(--sb-surface);
}

.sbc-filters__fields {
	display: grid;
	gap: 1rem;
}

.sbc-filters__field label {
	display: block;
	margin-bottom: 0.35rem;
	font-size: var(--wp--preset--font-size--small);
	font-weight: 600;
}

.sbc-filters input[type="search"] {
	width: 100%;
	min-height: 44px;
	padding: 0 0.8rem;
	border: 1px solid var(--sb-edge);
	border-radius: var(--sb-r-sm);
	background: var(--sb-surface);
	color: var(--sb-ink);
	font: inherit;
	font-size: var(--wp--preset--font-size--small);
}

.sbc-filters input[type="search"]::placeholder {
	color: var(--sb-faint);
	opacity: 1;
}

.sbc-filters select {
	width: 100%;
	min-height: 44px;
	padding: 0 2.25rem 0 0.8rem;
	border: 1px solid var(--sb-edge);
	border-radius: var(--sb-r-sm);
	background: var(--sb-surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238D88A0' stroke-width='1.6'/%3E%3C/svg%3E") right 0.85rem center / 0.7rem no-repeat;
	color: var(--sb-ink);
	font: inherit;
	font-size: var(--wp--preset--font-size--small);
	appearance: none;
}

.sbc-filters__actions {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem 1rem;
	margin-top: 1.25rem;
}

.sbc-filters__apply {
	width: 100%;
	border: 0;
	cursor: pointer;
}

.sbc-filters__reset {
	font-size: var(--wp--preset--font-size--small);
	font-weight: 600;
}

.sbc-filters__status {
	margin: 1rem 0 0;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--small);
	color: var(--sb-muted);
}

.sbc-filters__chips {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin-top: 0.6rem;
}

.sbc-chip {
	display: inline-flex;
	gap: 0.4rem;
	padding: 0.25rem 0.7rem;
	border-radius: 999px;
	background: var(--sb-tint);
	color: var(--sb-accent);
	font-family: var(--wp--preset--font-family--text);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 600;
	text-decoration: none;
}

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

.sb-article__head {
	display: grid;
	grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
	gap: var(--wp--preset--spacing--60);
	align-items: center;
	padding-top: var(--wp--preset--spacing--60);
}

.sb-article__intro > * {
	margin-block: 0;
}

.sb-crumbs {
	font-size: var(--wp--preset--font-size--small);
	color: var(--sb-faint);
}

.sb-crumbs a {
	color: var(--sb-muted);
	text-decoration: none;
}

.sb-crumbs a:hover {
	color: var(--sb-accent);
	text-decoration: underline;
}

.sb-article__title {
	margin-top: 0.9rem !important;
	font-size: clamp(2.2rem, 1.5rem + 2.6vw, 3.5rem);
	letter-spacing: -0.025em;
	line-height: 1.06;
}

.sb-article__lede {
	margin-top: 1.1rem !important;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--large);
	line-height: 1.55;
}

.sb-article__lede p {
	margin: 0;
}

.sb-specs {
	margin-top: 1.5rem !important;
	gap: 0.5rem 1rem;
	align-items: center;
	font-size: var(--wp--preset--font-size--small);
	color: var(--sb-muted);
}

.sb-specs > * {
	margin: 0;
}

.sb-chips {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.4rem;
	margin-top: 1rem !important;
}

.sb-chips a {
	padding: 0.2rem 0.6rem;
	border: 1px solid var(--sb-seam);
	border-radius: 6px;
	background: var(--sb-surface);
	color: var(--sb-muted);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	text-decoration: none;
}

.sb-chips a:hover {
	border-color: var(--sb-edge);
	color: var(--sb-ink);
}

.sb-chips .wp-block-post-terms__separator {
	display: none;
}

.sb-tested::before {
	content: "Written for";
	margin-right: 0.3rem;
	color: var(--sb-faint);
	font-size: var(--wp--preset--font-size--x-small);
	font-family: var(--sb-mono);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.sb-article__media {
	margin: 0;
}

.sb-article__media img {
	border-radius: var(--sb-r-lg);
	box-shadow: var(--sb-shadow-lift);
}

.sb-article__body {
	display: grid;
	grid-template-columns: 15rem minmax(0, 44rem);
	justify-content: space-between;
	gap: var(--wp--preset--spacing--60);
	margin-top: var(--wp--preset--spacing--60);
}

.sb-article__aside {
	position: sticky;
	top: 1.5rem;
	align-self: start;
}

.sbc-toc__title {
	margin: 0 0 0.75rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--sb-faint);
}

.sbc-toc__list {
	margin: 0;
	padding: 0;
	list-style: none;
	border-left: 2px solid var(--sb-seam);
}

.sbc-toc__list a {
	display: block;
	margin-left: -2px;
	padding: 0.4rem 0 0.4rem 1rem;
	border-left: 2px solid transparent;
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
	line-height: 1.4;
	text-decoration: none;
}

.sbc-toc__list a:hover {
	border-left-color: var(--sb-accent);
	color: var(--sb-ink);
}

/* =========================================================
   Prose
   ========================================================= */

.sb-prose > * {
	max-width: 44rem;
}

.sb-prose > h2 {
	margin-top: 3rem;
	font-size: clamp(1.55rem, 1.3rem + 0.9vw, 1.95rem);
	scroll-margin-top: 1.5rem;
}

.sb-prose > h3 {
	margin-top: 2.1rem;
	font-size: 1.3rem;
}

.sb-prose > h2 + *,
.sb-prose > h3 + * {
	margin-top: 0.8rem;
}

.sb-prose li + li {
	margin-top: 0.4rem;
}

.sb-prose li::marker {
	color: var(--sb-faint);
}

.sb-prose img {
	border-radius: var(--sb-r);
}

:where(.sb-prose, .wp-block-post-excerpt, .sbc-gloss) :not(pre) > code {
	padding: 0.1em 0.38em;
	border-radius: 5px;
	background: var(--sb-sunken);
	color: var(--sb-ink);
	font-size: 0.88em;
	overflow-wrap: anywhere;
}

.wp-block-code {
	position: relative;
	overflow-x: auto;
	border: 1px solid var(--sb-seam) !important;
	tab-size: 4;
}

.wp-block-code::before {
	content: "Terminal";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	padding: 0.55rem 1.25rem 0.5rem 2.15rem;
	border-bottom: 1px solid var(--sb-seam);
	font-size: var(--wp--preset--font-size--x-small);
	color: var(--sb-faint);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	background: radial-gradient(circle at 1.3rem 50%, var(--sb-green) 0.2rem, transparent 0.24rem);
}

.wp-block-code.is-file::before {
	content: "File";
}

.wp-block-code code {
	white-space: pre;
}

.sb-codewrap {
	position: relative;
}

.sb-copy {
	position: absolute;
	top: 0.3rem;
	right: 0.5rem;
	min-height: 32px;
	padding: 0.25rem 0.75rem;
	border: 1px solid var(--sb-seam);
	border-radius: 6px;
	background: var(--sb-surface);
	color: var(--sb-ink);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	cursor: pointer;
}

.sb-copy:hover {
	border-color: var(--sb-edge);
}

ol.is-style-steps {
	padding: 0;
	list-style: none;
	counter-reset: sb-step;
}

/* Lists that continue after a code block keep counting. */
ol.is-style-steps[start="2"] { counter-reset: sb-step 1; }
ol.is-style-steps[start="3"] { counter-reset: sb-step 2; }
ol.is-style-steps[start="4"] { counter-reset: sb-step 3; }
ol.is-style-steps[start="5"] { counter-reset: sb-step 4; }
ol.is-style-steps[start="6"] { counter-reset: sb-step 5; }
ol.is-style-steps[start="7"] { counter-reset: sb-step 6; }
ol.is-style-steps[start="8"] { counter-reset: sb-step 7; }
ol.is-style-steps[start="9"] { counter-reset: sb-step 8; }
ol.is-style-steps[start="10"] { counter-reset: sb-step 9; }
ol.is-style-steps[start="11"] { counter-reset: sb-step 10; }
ol.is-style-steps[start="12"] { counter-reset: sb-step 11; }
ol.is-style-steps[start="13"] { counter-reset: sb-step 12; }
ol.is-style-steps[start="14"] { counter-reset: sb-step 13; }
ol.is-style-steps[start="15"] { counter-reset: sb-step 14; }

ol.is-style-steps > li {
	position: relative;
	padding: 0 0 1.1rem 3rem;
	counter-increment: sb-step;
}

ol.is-style-steps > li::before {
	content: counter(sb-step);
	position: absolute;
	left: 0;
	top: -0.05rem;
	width: 1.9rem;
	height: 1.9rem;
	border-radius: 50%;
	background: var(--sb-signal);
	color: var(--sb-on-signal);
	font-family: var(--sb-mono);
	font-size: 0.85rem;
	font-weight: 700;
	line-height: 1.9rem;
	text-align: center;
}

ol.is-style-steps > li + li {
	margin-top: 0;
}

ul.is-style-checklist {
	padding: 0;
	list-style: none;
}

ul.is-style-checklist > li {
	position: relative;
	padding-left: 2.1rem;
}

ul.is-style-checklist > li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 0.2rem;
	width: 1.2rem;
	height: 1.2rem;
	border: 2px solid var(--sb-edge);
	border-radius: 5px;
}

.wp-block-group.is-style-note,
.wp-block-group.is-style-warning,
.wp-block-group.is-style-answer {
	padding: 1.1rem 1.25rem 1.15rem 1.4rem;
	border-radius: var(--sb-r-sm);
	background: var(--sb-tint-2);
	box-shadow: inset 4px 0 0 var(--sb-accent-2);
}

.wp-block-group.is-style-warning {
	background: var(--sb-tint-amber);
	box-shadow: inset 4px 0 0 var(--sb-amber);
}

.wp-block-group.is-style-answer {
	background: var(--sb-tint);
	box-shadow: inset 4px 0 0 var(--sb-accent);
}

.wp-block-group.is-style-answer::before {
	content: "Quick answer";
	display: block;
	margin-bottom: 0.35rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--sb-accent);
}

:is(.is-style-note, .is-style-warning, .is-style-answer) > * {
	margin-block: 0;
}

:is(.is-style-note, .is-style-warning, .is-style-answer) > * + * {
	margin-top: 0.6rem;
}

.wp-block-table {
	overflow-x: auto;
}

.wp-block-table table {
	border-collapse: collapse;
	width: 100%;
	background: var(--sb-surface);
	border-radius: var(--sb-r-sm);
	overflow: hidden;
}

.wp-block-table :is(th, td) {
	padding: 0.7rem 0.9rem;
	border: 0;
	border-bottom: 1px solid var(--sb-seam);
	text-align: left;
	vertical-align: top;
}

.wp-block-table th {
	background: var(--sb-sunken);
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--sb-muted);
}

.wp-block-table thead {
	border-bottom: 0;
}

.sb-correction {
	margin-top: var(--wp--preset--spacing--60);
}

.sb-correction p {
	margin: 0;
	padding: 1.1rem 1.25rem;
	border: 1px dashed var(--sb-edge);
	border-radius: var(--sb-r-sm);
	color: var(--sb-muted);
	font-size: var(--wp--preset--font-size--small);
}

.sb-correction strong {
	color: var(--sb-ink);
}

/* Path pages: each step is a card. */
.sb-pathpage__head {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: var(--wp--preset--spacing--60);
	align-items: center;
	padding-top: var(--wp--preset--spacing--60);
}

.sb-pathpage__head > .wp-block-group > * {
	margin-block: 0;
}

.sb-pathpage__head h1 {
	margin-top: 0.25rem !important;
	font-size: clamp(2.3rem, 1.6rem + 2.6vw, 3.6rem);
}

.sb-pathpage__content {
	margin-top: var(--wp--preset--spacing--60);
}

.sb-pathpage__content ol.is-style-steps > li {
	margin-bottom: 1rem;
	padding: 1.25rem 1.4rem 1.3rem 4.4rem;
	border: 1px solid var(--sb-seam);
	border-radius: var(--sb-r);
	background: var(--sb-surface);
}

.sb-pathpage__content ol.is-style-steps > li::before {
	left: 1.3rem;
	top: 1.25rem;
	width: 2.2rem;
	height: 2.2rem;
	line-height: 2.2rem;
	font-size: 0.95rem;
}

.sb-pathpage__content ol.is-style-steps > li > a:first-child,
.sb-pathpage__content ol.is-style-steps > li > strong:first-child a {
	font-family: var(--sb-display);
	font-size: 1.2rem;
	font-weight: 700;
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-pathpage__content ol.is-style-steps > li a:hover {
	color: var(--sb-accent);
	text-decoration: underline;
}

.sb-page__wide {
	margin-top: var(--wp--preset--spacing--50);
}

/* =========================================================
   404
   ========================================================= */

.sb-404__panel {
	padding-top: var(--wp--preset--spacing--70);
	max-width: 44rem;
}

.sb-404__panel > * {
	margin-block: 0;
}

.sb-404__code {
	font-family: var(--sb-display);
	font-weight: 800;
	font-size: clamp(5rem, 3rem + 8vw, 9rem);
	line-height: 0.9;
	letter-spacing: -0.05em;
}

.sb-404__panel h1 {
	margin-top: 1rem !important;
	font-size: clamp(2rem, 1.5rem + 2vw, 3rem);
}

.sb-404__panel .sb-search {
	margin-top: 1.5rem !important;
}

/* =========================================================
   Footer
   ========================================================= */

.sb-footer {
	margin-top: var(--wp--preset--spacing--70);
	padding-top: var(--wp--preset--spacing--60);
	background: var(--sb-surface);
	border-top: 1px solid var(--sb-seam);
}

.sb-footer__grid {
	gap: var(--wp--preset--spacing--50);
}

.sb-footer__about {
	max-width: 24rem;
	margin-top: 1rem !important;
	line-height: 1.6;
}

.sb-search--footer {
	margin-top: 1.25rem !important;
	max-width: 24rem;
}

.sb-footer__label {
	margin: 0 0 0.85rem;
	font-family: var(--sb-mono);
	font-size: var(--wp--preset--font-size--x-small);
	font-weight: 500;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--sb-faint);
}

.sb-footer__links {
	margin: 0;
	padding: 0;
	list-style: none;
	font-size: var(--wp--preset--font-size--small);
}

.sb-footer__links li {
	margin: 0;
}

.sb-footer__links a {
	display: inline-block;
	padding-block: 0.35rem;
	color: var(--sb-ink);
	text-decoration: none;
}

.sb-footer__links a:hover {
	color: var(--sb-accent);
	text-decoration: underline;
}

.sb-footer__base {
	margin-top: var(--wp--preset--spacing--60);
	padding-block: 1.25rem 2rem;
	border-top: 1px solid var(--sb-seam);
	color: var(--sb-faint);
}

.sb-footer__base p {
	margin: 0;
}

.sb-footer__base a {
	color: var(--sb-muted);
}

/* =========================================================
   Dark-mode adjustments beyond tokens
   ========================================================= */

:root[data-theme="dark"] :is(.sbc-topic__media, .sb-card__media, .sb-row__thumb, .sbc-banner__media, .sb-hero__photo) img {
	filter: brightness(0.9);
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 1100px) {
	.sbc-topic-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.sb-article__body {
		grid-template-columns: minmax(0, 1fr);
	}

	.sb-article__aside {
		position: static;
		padding: 1.25rem;
		border: 1px solid var(--sb-seam);
		border-radius: var(--sb-r);
		background: var(--sb-surface);
	}
}

@media (max-width: 900px) {
	.sb-article__head,
	.sbc-topic-banner,
	.sb-pagehead--split,
	.sb-pathpage__head {
		grid-template-columns: minmax(0, 1fr);
	}

	.sb-article__media,
	.sbc-banner__media {
		order: -1;
	}

	.sb-library__aside {
		position: static;
	}

	.sb-rackmini,
	.sb-fixcard {
		left: 0.75rem;
		bottom: 0.75rem;
	}

	.sb-photo-stack {
		margin: 0 0 1rem;
		max-width: 26rem;
	}

	.sb-404 .sb-404__panel {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (max-width: 781px) {
	.sb-hero {
		padding-top: var(--wp--preset--spacing--60);
	}


	.sbc-topic-grid {
		grid-template-columns: minmax(0, 1fr);
	}

	.sbc-topic.is-lead {
		grid-column: auto;
		grid-row: auto;
	}

	.sbc-topic__media {
		aspect-ratio: 16 / 9;
		flex: none;
	}

	.sb-row {
		grid-template-columns: 5.5rem minmax(0, 1fr);
	}

	.sb-row__meta {
		grid-column: 2;
		flex-direction: row;
		align-items: center;
		padding: 0;
	}

	.sbc-gloss__group {
		grid-template-columns: minmax(0, 1fr);
		gap: 0.75rem;
	}

	.sbc-term-pager {
		grid-template-columns: 1fr 1fr;
	}

	.sbc-term-pager__all {
		grid-column: 1 / -1;
		grid-row: 2;
		justify-self: center;
	}
}

@media (max-width: 480px) {
	.sbc-stats {
		gap: 0.5rem;
	}

	.sbc-stats a {
		padding: 0.7rem 0.75rem;
	}

	.sbc-stats strong {
		font-size: 1.4rem;
	}

	.sb-row {
		grid-template-columns: minmax(0, 1fr);
	}

	.sb-row__thumb {
		display: none;
	}

	.sb-row__meta {
		grid-column: 1;
	}

	.sb-search--hero .wp-block-search__inside-wrapper {
		flex-wrap: wrap;
	}

	.sb-search--hero .wp-block-search__button {
		width: 100%;
	}

	.sb-rack {
		padding-inline: 2rem;
	}

	.sb-unit {
		background: var(--hw-unit);
	}

	.sb-unit p {
		grid-template-columns: 1.6rem 1fr auto;
		padding-right: 1.6rem;
		gap: 0.5rem;
		font-size: var(--wp--preset--font-size--x-small);
	}

	.sb-unit::after {
		right: 0.8rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation: none !important;
		transition: none !important;
		scroll-behavior: auto !important;
	}
}