/*
 * Koraku PropTech — design system.
 * Tokens come from theme.json (business surface is the default).
 * The technical surface re-maps the same preset variables, either on
 * <body> (page level, set in functions.php) or on any element carrying
 * .koraku-surface-tech. See docs/UI_SPEC.md.
 *
 * Hand-written. No preprocessor, no CDN dependency, no remote assets.
 */

/* --- Japanese type: self-hosted Noto Sans JP subsets (D-019) ---------------
 * core  = kana, punctuation, full-width forms, characters used on the site.
 * kanji = JIS X 0208 level 1. Declared first with a broad range; the later
 *         core faces win for the code points they carry.
 * Rebuild with scripts/fonts/build-noto-subset.py. */

@font-face {
	font-family: "Noto Sans JP";
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url("../fonts/NotoSansJP-kanji-400.woff2") format("woff2");
	unicode-range: U+4E00-9FFF;
}

@font-face {
	font-family: "Noto Sans JP";
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url("../fonts/NotoSansJP-kanji-700.woff2") format("woff2");
	unicode-range: U+4E00-9FFF;
}

@font-face {
	font-family: "Noto Sans JP";
	font-style: normal;
	font-weight: 400;
	font-display: swap;
	src: url("../fonts/NotoSansJP-core-400.woff2") format("woff2");
	unicode-range: U+A9,U+B7,U+2014,U+2018-2019,U+201C-201D,U+2022,U+2026,U+2192,U+3000-303F,U+3041-3096,U+30A1-30FC,U+4E2D,U+4E8B,U+4F1A,U+5099,U+514D,U+53D6,U+53F7,U+5730,U+5B85,U+5EFA,U+5F0F,U+5F15,U+5F8C,U+6240,U+65E5,U+660E,U+672C,U+682A,U+696D,U+697D,U+6E96,U+7269,U+756A,U+793E,U+8005,U+8981,U+8A31,U+8A9E,U+8AAC,U+91CD,U+9805,U+FF01-FF5E;
}

@font-face {
	font-family: "Noto Sans JP";
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url("../fonts/NotoSansJP-core-700.woff2") format("woff2");
	unicode-range: U+A9,U+B7,U+2014,U+2018-2019,U+201C-201D,U+2022,U+2026,U+2192,U+3000-303F,U+3041-3096,U+30A1-30FC,U+4E2D,U+4E8B,U+4F1A,U+5099,U+514D,U+53D6,U+53F7,U+5730,U+5B85,U+5EFA,U+5F0F,U+5F15,U+5F8C,U+6240,U+65E5,U+660E,U+672C,U+682A,U+696D,U+697D,U+6E96,U+7269,U+756A,U+793E,U+8005,U+8981,U+8A31,U+8A9E,U+8AAC,U+91CD,U+9805,U+FF01-FF5E;
}

/* --- Surfaces ------------------------------------------------------------ */

:root {
	--koraku-radius: 6px;
	--koraku-radius-control: 4px;
	--koraku-line: color-mix(in srgb, var(--wp--preset--color--ink) 12%, transparent);
	--koraku-ease: 140ms ease;
	--koraku-fill: var(--wp--preset--color--teal-deep);
	--koraku-on-fill: #ffffff;
	--koraku-surface-2: var(--wp--preset--color--paper);
}

body.koraku-surface-tech,
.koraku-surface-tech {
	--wp--preset--color--ink: #f3f6fa;
	--wp--preset--color--graphite: #d5dde8;
	--wp--preset--color--slate: #abb8c8;
	--wp--preset--color--mist: #2a3646;
	--wp--preset--color--paper: #0b0f14;
	--wp--preset--color--white: #121923;
	--wp--preset--color--teal: #6ce5c0;
	--wp--preset--color--teal-deep: #6ce5c0;
	--wp--preset--color--cloud: #8faeff;
	--wp--preset--color--review: #f2c078;
	--wp--preset--color--amber: #f2c078;
	--wp--preset--color--danger: #ff9a9a;
	--wp--preset--color--control: #6b7d93;
	--koraku-fill: #6ce5c0;
	--koraku-on-fill: #0b0f14;
	--koraku-surface-2: #182230;
}

body.koraku-surface-biz,
.koraku-surface-biz {
	--wp--preset--color--ink: #111827;
	--wp--preset--color--graphite: #1f2937;
	--wp--preset--color--slate: #526174;
	--wp--preset--color--mist: #d9e0e8;
	--wp--preset--color--paper: #f7f8fa;
	--wp--preset--color--white: #ffffff;
	--wp--preset--color--teal-deep: #176b58;
	--wp--preset--color--cloud: #3454c5;
	--wp--preset--color--review: #8f5a00;
	--wp--preset--color--amber: #8f5a00;
	--wp--preset--color--danger: #b42335;
	--wp--preset--color--control: #7b8794;
	--koraku-fill: #176b58;
	--koraku-on-fill: #ffffff;
	--koraku-surface-2: #f7f8fa;
}

.koraku-surface-tech,
.koraku-surface-biz {
	background: var(--wp--preset--color--paper);
	color: var(--wp--preset--color--ink);
}

/* --- Reset primitives ---------------------------------------------------- */

*,
*::after,
*::before {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
	-moz-text-size-adjust: 100%;
	text-size-adjust: 100%;
}

body {
	margin: 0;
	min-height: 100vh;
	background: var(--wp--preset--color--paper);
	color: var(--wp--preset--color--ink);
	font-family: var(--wp--preset--font-family--sans);
	font-size: 1rem;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

:lang(ja) {
	line-height: 1.85;
	line-break: strict;
	word-break: normal;
	overflow-wrap: anywhere;
}

/* Headings in Japanese: tighter leading than body text, no negative tracking. */
:lang(ja) h1,
:lang(ja) h2,
:lang(ja) h3,
:lang(ja) h4 {
	line-height: 1.35;
	letter-spacing: 0;
	font-feature-settings: "palt";
	/* Phrase-aware wrapping where supported; ignored elsewhere. */
	word-break: auto-phrase;
}

:lang(ja) h1 {
	font-size: clamp(2rem, 1.1rem + 3vw, 3.25rem);
}

img,
svg,
video {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: var(--wp--preset--color--teal-deep);
	text-decoration: underline;
	text-decoration-thickness: 0.08em;
	text-underline-offset: 0.18em;
}

a:hover {
	color: var(--wp--preset--color--ink);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible,
pre:focus-visible,
[tabindex]:focus-visible {
	outline: 2px solid var(--wp--preset--color--teal-deep);
	outline-offset: 2px;
	border-radius: 2px;
}

button {
	font: inherit;
	cursor: pointer;
}

::selection {
	background: var(--wp--preset--color--teal);
	color: #0b0f14;
}

/* --- Skip link ----------------------------------------------------------- */

.koraku-skip-link {
	position: absolute;
	left: 1rem;
	top: -100px;
	padding: 0.5rem 0.75rem;
	background: var(--wp--preset--color--ink);
	color: var(--wp--preset--color--paper);
	z-index: 9999;
	border-radius: var(--koraku-radius-control);
	text-decoration: none;
}

.koraku-skip-link:focus {
	top: 1rem;
}

/* --- Header (restrained glass, D-023) ------------------------------------ */

.krakula-shell,
.koraku-shell {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

/* main is a flex column and WordPress centres constrained children with
 * auto margins; without a width they shrink to their content. */
.koraku-shell > * {
	width: 100%;
}

.koraku-layout-toc__body .koraku-concept__grid {
	grid-template-columns: minmax(0, 1fr);
}

.koraku-header {
	position: sticky;
	top: 0;
	z-index: 20;
	background: color-mix(in srgb, var(--wp--preset--color--paper) 82%, transparent);
	-webkit-backdrop-filter: saturate(160%) blur(12px);
	backdrop-filter: saturate(160%) blur(12px);
	border-bottom: 1px solid var(--koraku-line);
}

.koraku-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	padding: 0.75rem 1.25rem;
	max-width: 80rem;
	margin: 0 auto;
}

.koraku-brand {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	color: var(--wp--preset--color--ink);
}

.koraku-brand__title {
	display: inline-flex;
	flex-direction: column;
	line-height: 1.15;
}

.koraku-brand__name {
	font-size: 1.05rem;
	font-weight: 650;
	letter-spacing: -0.015em;
}

.koraku-brand__sub {
	font-size: 0.75rem;
	font-weight: 450;
	color: var(--wp--preset--color--slate);
	letter-spacing: 0.01em;
}

.koraku-header .koraku-nav {
	display: none;
	flex: 1 1 auto;
	margin-left: 1rem;
}

.koraku-nav .wp-block-navigation__container,
.koraku-nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	gap: 1.5rem;
}

.koraku-nav a {
	color: var(--wp--preset--color--slate);
	text-decoration: none;
	font-size: 0.9375rem;
	font-weight: 500;
	padding: 0.25rem 0;
	border-bottom: 1px solid transparent;
	transition: color var(--koraku-ease), border-color var(--koraku-ease);
}

.koraku-nav a:hover,
.koraku-nav a[aria-current="page"] {
	color: var(--wp--preset--color--ink);
	border-bottom-color: var(--wp--preset--color--teal-deep);
}

.koraku-header__actions {
	display: flex;
	align-items: center;
	gap: 1rem;
}

.koraku-lang {
	display: none;
	margin: 0;
	font-size: 0.8125rem;
	color: var(--wp--preset--color--slate);
}

.koraku-lang__current {
	color: var(--wp--preset--color--ink);
	font-weight: 600;
}

.koraku-lang__off {
	color: var(--wp--preset--color--slate);
	cursor: not-allowed;
	text-decoration: line-through;
	text-decoration-thickness: 1px;
}

.koraku-lang__sep {
	margin: 0 0.25rem;
}

/*
 * The other-language link. It is a real link, not a disabled control, so it
 * gets link affordances rather than the struck-through treatment used by
 * .koraku-lang__off for a language that genuinely does not exist yet.
 */
.koraku-lang__link {
	color: var(--wp--preset--color--slate);
	text-decoration: underline;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.15em;
}

.koraku-lang__link:hover,
.koraku-lang__link:focus-visible {
	color: var(--wp--preset--color--ink);
	text-decoration-thickness: 2px;
}

/*
 * A navigation entry that leaves the reader's language because no translation
 * exists yet. The marker is deliberately quiet: it informs without competing
 * with the label.
 */
.koraku-nav__lang-note {
	display: inline-block;
	margin-inline-start: 0.375rem;
	padding: 0 0.3em;
	border: 1px solid var(--wp--preset--color--mist);
	border-radius: 3px;
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	color: var(--wp--preset--color--slate);
	vertical-align: 0.08em;
}

@media (min-width: 60rem) {
	.koraku-lang {
		display: flex;
		align-items: center;
	}
}

.koraku-header a.koraku-header__cta {
	display: none;
}

.koraku-nav-toggle {
	background: transparent;
	border: 1px solid var(--wp--preset--color--control);
	color: var(--wp--preset--color--ink);
	padding: 0.4rem 0.75rem;
	border-radius: var(--koraku-radius-control);
	font-size: 0.875rem;
	transition: border-color var(--koraku-ease), background-color var(--koraku-ease);
}

.koraku-nav-toggle:hover,
.koraku-nav-toggle[aria-expanded="true"] {
	border-color: var(--wp--preset--color--ink);
	background: var(--wp--preset--color--white);
}

@media (min-width: 960px) {
	.koraku-header .koraku-nav {
		display: flex;
	}
	.koraku-header .koraku-lang,
	.koraku-header a.koraku-header__cta {
		display: inline-flex;
	}
	.koraku-nav-toggle {
		display: none;
	}
}

/* --- Mobile drawer ------------------------------------------------------- */

.koraku-mobile-drawer {
	display: none;
	border-top: 1px solid var(--koraku-line);
	padding: 1rem 1.25rem;
	background: var(--wp--preset--color--white);
}

.koraku-mobile-drawer[data-open="true"] {
	display: block;
}

.koraku-mobile-drawer ul {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 0.25rem;
}

.koraku-mobile-drawer a {
	display: block;
	padding: 0.6rem 0;
	color: var(--wp--preset--color--ink);
	text-decoration: none;
	font-size: 1rem;
}

.koraku-lang--drawer {
	display: block;
	padding-top: 0.75rem;
	border-top: 1px solid var(--koraku-line);
}

@media (min-width: 960px) {
	.koraku-mobile-drawer,
	.koraku-mobile-drawer[data-open="true"] {
		display: none;
	}
}

/* --- Status label -------------------------------------------------------- */

.koraku-pill {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.2rem 0.75rem;
	border-radius: 999px;
	border: 1px solid var(--wp--preset--color--control);
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--wp--preset--color--ink);
	background: transparent;
}

.koraku-pill::before {
	content: "";
	width: 0.5rem;
	height: 0.5rem;
	background: var(--wp--preset--color--review);
	transform: rotate(45deg);
}

/* --- Hero ---------------------------------------------------------------- */

.koraku-hero {
	position: relative;
	width: 100%;
	overflow: clip;
	isolation: isolate;
	padding: clamp(3rem, 8vw, 6rem) 1.25rem clamp(2.5rem, 6vw, 4.5rem);
	max-width: 80rem;
	margin: 0 auto;
}

/* Soft low-saturation gradient wash behind the hero only (D-023). */
.koraku-hero::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background:
		radial-gradient(40% 70% at 26% 0%, color-mix(in srgb, var(--wp--preset--color--teal) 14%, transparent), transparent 70%),
		radial-gradient(34% 60% at 76% 6%, color-mix(in srgb, var(--wp--preset--color--cloud, #8faeff) 12%, transparent), transparent 70%);
	-webkit-mask-image: radial-gradient(ellipse 50% 100% at 50% 0, #000 30%, transparent 100%);
	mask-image: radial-gradient(ellipse 50% 100% at 50% 0, #000 30%, transparent 100%);
	pointer-events: none;
}

.koraku-hero > * {
	margin-left: 0 !important;
	margin-right: 0 !important;
}

.koraku-hero__inner {
	max-width: 56rem;
}

.koraku-hero h1 {
	margin-top: 0;
	text-wrap: balance;
}

.koraku-hero__lede {
	font-size: clamp(1.0625rem, 0.95rem + 0.5vw, 1.25rem);
	line-height: 1.55;
	color: var(--wp--preset--color--slate);
	max-width: 40rem;
}

.koraku-hero__status {
	margin: 0 0 1.25rem;
}

.koraku-hero--split {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: clamp(2rem, 5vw, 3.5rem);
	align-items: start;
}

.koraku-hero--split > * {
	min-width: 0;
	margin-block: 0 !important;
}

@media (min-width: 1024px) {
	.koraku-hero--split {
		grid-template-columns: minmax(0, 11fr) minmax(0, 9fr);
	}
}

.koraku-cta-row {
	display: flex;
	gap: 0.75rem;
	flex-wrap: wrap;
	margin-top: 1.75rem;
}

.koraku-eyebrow {
	display: inline-block;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	color: var(--wp--preset--color--slate);
	letter-spacing: 0.04em;
	margin-bottom: 0.75rem;
}

/* --- Buttons ------------------------------------------------------------- */

.wp-block-button.koraku-btn {
	display: block;
	padding: 0;
	border: 0;
	background: none;
}

.wp-block-button__link,
:is(a, button).koraku-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.4rem;
	padding: 0.7rem 1.25rem;
	border-radius: var(--koraku-radius);
	text-decoration: none;
	font-weight: 550;
	font-size: 0.9375rem;
	line-height: 1.2;
	border: 1px solid var(--koraku-fill);
	background: var(--koraku-fill);
	color: var(--koraku-on-fill);
	transition: background-color var(--koraku-ease), border-color var(--koraku-ease), color var(--koraku-ease);
}

.wp-block-button__link:hover,
:is(a, button).koraku-btn:hover {
	background: color-mix(in srgb, var(--koraku-fill) 86%, var(--wp--preset--color--ink));
	border-color: color-mix(in srgb, var(--koraku-fill) 86%, var(--wp--preset--color--ink));
	color: var(--koraku-on-fill);
}

.koraku-btn--ghost > .wp-block-button__link,
:is(a, button).koraku-btn--ghost {
	background: transparent;
	color: var(--wp--preset--color--ink);
	border-color: var(--wp--preset--color--control);
}

.koraku-btn--ghost > .wp-block-button__link:hover,
:is(a, button).koraku-btn--ghost:hover {
	background: var(--wp--preset--color--white);
	border-color: var(--wp--preset--color--ink);
	color: var(--wp--preset--color--ink);
}

:is(a, button).koraku-btn--small {
	padding: 0.45rem 0.9rem;
	font-size: 0.875rem;
}

.wp-block-button__link:active,
:is(a, button).koraku-btn:active {
	transform: translateY(1px);
}

:is(a, button).koraku-btn[aria-disabled="true"],
.wp-block-button__link[aria-disabled="true"] {
	opacity: 0.55;
	pointer-events: none;
}

/* --- Section primitives -------------------------------------------------- */

.koraku-section {
	padding: clamp(2.5rem, 6vw, 4.5rem) 1.25rem;
}

.koraku-section--alt {
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
	border-radius: 8px;
}

.koraku-section--ink {
	background: var(--wp--preset--color--ink);
	color: var(--wp--preset--color--paper);
}

.koraku-section--ink h1,
.koraku-section--ink h2,
.koraku-section--ink h3,
.koraku-section--ink h4 {
	color: var(--wp--preset--color--paper);
}

.koraku-container {
	max-width: 80rem;
	margin: 0 auto;
}

.koraku-container--narrow {
	max-width: 56rem;
}

/* --- Two business pillars ------------------------------------------------ */

.koraku-pillars {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 1.25rem;
	padding-top: 0;
}

@media (min-width: 768px) {
	.koraku-pillars {
		grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
	}
}

.koraku-pillars > * {
	margin-block: 0 !important;
}

.koraku-pillar {
	border: 1px solid var(--koraku-line);
	border-radius: 8px;
	padding: clamp(1.5rem, 3vw, 2.25rem);
}

.koraku-pillar--tech {
	background: var(--wp--preset--color--white);
	border-color: var(--wp--preset--color--mist);
}

.koraku-pillar--biz {
	background: var(--wp--preset--color--white);
}

.koraku-pillar h2 {
	margin-top: 0;
	font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2rem);
}

.koraku-pillar__list {
	padding-left: 1.1rem;
	margin: 0 0 1.25rem;
}

.koraku-pillar__links {
	display: flex;
	gap: 1.25rem;
	flex-wrap: wrap;
	margin: 0;
	font-weight: 550;
}

/* --- Card grid ----------------------------------------------------------- */

.koraku-grid {
	display: grid;
	gap: 1rem;
}

.koraku-grid--3,
.koraku-grid--2 {
	grid-template-columns: 1fr;
}

@media (min-width: 720px) {
	.koraku-grid--3 {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
	.koraku-grid--2 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.koraku-card {
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
	border-radius: var(--koraku-radius);
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.koraku-card h3 {
	margin: 0;
}

.koraku-section--alt .koraku-card {
	background: var(--koraku-surface-2);
}

.koraku-card--quiet {
	background: var(--wp--preset--color--paper);
}

.koraku-card__tag {
	display: inline-block;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	color: var(--wp--preset--color--slate);
	letter-spacing: 0.04em;
}

/* --- Step list ------------------------------------------------------------ */

.koraku-steps {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 0.75rem;
	counter-reset: step;
}

.koraku-steps li {
	counter-increment: step;
	padding: 1rem 1rem 1rem 3.75rem;
	position: relative;
	border: 1px solid var(--koraku-line);
	border-radius: var(--koraku-radius);
	background: var(--wp--preset--color--white);
}

.koraku-steps li::before {
	content: counter(step, decimal-leading-zero);
	position: absolute;
	left: 1rem;
	top: 1rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875rem;
	color: var(--wp--preset--color--teal-deep);
}

.koraku-steps li strong {
	display: block;
	margin-bottom: 0.25rem;
}

.koraku-steps li p {
	margin: 0;
	color: var(--wp--preset--color--slate);
}

.koraku-step-no {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--wp--preset--color--teal-deep);
	margin-right: 0.35rem;
}

/* --- Code / tokens ------------------------------------------------------- */

.koraku-token {
	display: inline-block;
	padding: 0.05rem 0.4rem;
	border-radius: 3px;
	background: color-mix(in srgb, var(--wp--preset--color--teal-deep) 14%, transparent);
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875em;
}

.koraku-code .koraku-token {
	background: rgba(108, 229, 192, 0.16);
	color: #6ce5c0;
}

.koraku-token--redacted {
	background: color-mix(in srgb, var(--wp--preset--color--danger) 14%, transparent);
	color: var(--wp--preset--color--danger);
	text-decoration: line-through;
}

.koraku-codeblock,
.koraku-code,
.koraku-demo__output pre {
	background: #0d1218;
	color: #e7ecf2;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875rem;
	line-height: 1.6;
	padding: 1rem;
	margin: 0;
	border: 1px solid #2a3646;
	border-radius: var(--koraku-radius);
	overflow-x: auto;
	white-space: pre;
}

.koraku-demo__output pre,
.koraku-concept .koraku-code {
	white-space: pre-wrap;
	overflow-wrap: anywhere;
}

/* --- Architecture figure (home hero panel) ------------------------------- */

.koraku-fig {
	margin: 0;
	background: var(--wp--preset--color--white);
	border: 1px solid var(--wp--preset--color--mist);
	border-radius: 8px;
	padding: clamp(1rem, 2.5vw, 1.5rem);
	color: var(--wp--preset--color--ink);
}

.koraku-fig__title {
	margin: 0 0 1rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--wp--preset--color--slate);
}

.koraku-fig__zones,
.koraku-zone__steps {
	list-style: none;
	margin: 0;
	padding: 0;
}

.koraku-fig__zones {
	display: grid;
	gap: 1.25rem;
}

.koraku-zone {
	position: relative;
	padding: 0.9rem 1rem 1rem;
	border-radius: var(--koraku-radius);
	background: var(--koraku-surface-2);
}

/* Connector between zones: a plain line, no animation. */
.koraku-zone + .koraku-zone::before {
	content: "";
	position: absolute;
	left: 1.5rem;
	top: -1.25rem;
	height: 1.25rem;
	border-left: 1px solid var(--wp--preset--color--control);
}

.koraku-zone--local {
	border: 1px solid var(--wp--preset--color--teal-deep);
}

.koraku-zone--external {
	border: 1.5px dashed var(--wp--preset--color--cloud);
}

.koraku-zone--review {
	border: 4px double var(--wp--preset--color--review);
	padding: calc(0.9rem - 3px) calc(1rem - 3px) calc(1rem - 3px);
}

.koraku-zone__label {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin: 0 0 0.6rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.koraku-zone--local .koraku-zone__label {
	color: var(--wp--preset--color--teal-deep);
}

.koraku-zone--external .koraku-zone__label {
	color: var(--wp--preset--color--cloud);
}

.koraku-zone--review .koraku-zone__label {
	color: var(--wp--preset--color--review);
}

.koraku-zone__sub {
	font-family: var(--wp--preset--font-family--sans);
	font-size: 0.8125rem;
	letter-spacing: 0;
	text-transform: none;
	color: var(--wp--preset--color--slate);
}

.koraku-zone__icon {
	flex: 0 0 auto;
}

.koraku-zone__steps {
	display: grid;
	gap: 0.4rem;
}

.koraku-zone__steps li {
	font-size: 0.9375rem;
	font-weight: 500;
	padding: 0.45rem 0.7rem;
	border-radius: var(--koraku-radius-control);
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
}

.koraku-zone__note {
	margin: 0.6rem 0 0;
	font-size: 0.8125rem;
	color: var(--wp--preset--color--slate);
}

.koraku-fig__caption {
	margin-top: 1rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--wp--preset--color--slate);
}

/* --- Concept illustration panel ------------------------------------------ */

.koraku-section--concept {
	padding-left: 0;
	padding-right: 0;
	background: transparent;
}

.koraku-concept {
	background: var(--wp--preset--color--white);
	border: 1px solid var(--wp--preset--color--mist);
	border-radius: 8px;
	padding: clamp(1.25rem, 3vw, 2rem);
	color: var(--wp--preset--color--ink);
}

.koraku-concept__head {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.5rem;
	align-items: baseline;
	justify-content: space-between;
}

.koraku-concept__title {
	margin: 0;
	font-size: clamp(1.375rem, 1.1rem + 0.9vw, 1.75rem);
}

.koraku-concept__label {
	margin: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
}

.koraku-tag {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	padding: 0.15rem 0.55rem;
	border: 1px solid var(--wp--preset--color--control);
	border-radius: 3px;
	color: var(--wp--preset--color--ink);
}

.koraku-concept__note {
	margin: 0.75rem 0 1rem;
	color: var(--wp--preset--color--slate);
	font-size: 0.9375rem;
}

.koraku-concept__steps {
	list-style: none;
	margin: 0 0 1.25rem;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1.5rem;
	font-size: 0.9375rem;
}

.koraku-concept__steps em {
	font-style: normal;
	color: var(--wp--preset--color--slate);
}

.koraku-concept__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 1rem;
}

@media (min-width: 1024px) {
	.koraku-concept__grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

.koraku-concept__h {
	margin: 0 0 0.5rem;
	font-size: 0.9375rem;
	font-weight: 600;
}

.koraku-concept__tagline {
	display: block;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	font-weight: 400;
	color: var(--wp--preset--color--slate);
}

.koraku-policy {
	list-style: none;
	margin: 0 0 0.75rem;
	padding: 0;
	display: grid;
	gap: 0.4rem;
}

.koraku-policy__row {
	display: flex;
	gap: 0.6rem;
	align-items: baseline;
	padding: 0.5rem 0.7rem;
	border: 1px solid var(--koraku-line);
	border-left-width: 3px;
	border-radius: var(--koraku-radius-control);
	font-size: 0.9375rem;
}

.koraku-policy__state {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	white-space: nowrap;
}

.koraku-policy__state::before {
	display: inline-block;
	margin-right: 0.35rem;
}

.koraku-policy__row--ok {
	border-left-color: var(--wp--preset--color--teal-deep);
}

.koraku-policy__row--ok .koraku-policy__state::before {
	content: "\2713";
	color: var(--wp--preset--color--teal-deep);
}

.koraku-policy__row--block {
	border-left-color: var(--wp--preset--color--danger);
}

.koraku-policy__row--block .koraku-policy__state::before {
	content: "\2715";
	color: var(--wp--preset--color--danger);
}

.koraku-concept__out {
	margin: 0;
	font-size: 0.9375rem;
	color: var(--wp--preset--color--slate);
}

.koraku-concept__foot {
	margin: 1.25rem 0 0;
}

/* --- Demo block (plugin markup) ------------------------------------------ */

.koraku-demo {
	display: grid;
	gap: 1.25rem;
}

.koraku-demo__intro {
	background: color-mix(in srgb, var(--wp--preset--color--review) 12%, transparent);
	border-left: 3px solid var(--wp--preset--color--review);
	padding: 0.75rem 1rem;
	border-radius: var(--koraku-radius-control);
	font-size: 0.9375rem;
}

.koraku-demo__layout {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1rem;
}

@media (min-width: 880px) {
	.koraku-demo__layout {
		grid-template-columns: 220px 1fr;
	}
}

.koraku-demo__panel {
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
	border-radius: var(--koraku-radius);
	padding: 1rem;
}

.koraku-demo__panel h3 {
	margin-top: 0;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--wp--preset--color--slate);
}

.koraku-demo__scenarios {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 0.5rem;
}

.koraku-demo__scenarios button {
	width: 100%;
	text-align: left;
	background: transparent;
	border: 1px solid var(--wp--preset--color--control);
	border-radius: var(--koraku-radius-control);
	padding: 0.6rem 0.75rem;
	font-size: 0.9375rem;
	color: var(--wp--preset--color--ink);
	transition: border-color var(--koraku-ease), background-color var(--koraku-ease);
}

.koraku-demo__scenarios button[aria-pressed="true"] {
	border-color: var(--wp--preset--color--ink);
	background: var(--koraku-surface-2);
	font-weight: 600;
	box-shadow: inset 3px 0 0 var(--wp--preset--color--teal-deep);
}

.koraku-demo__scenarios button:hover {
	border-color: var(--wp--preset--color--ink);
}

.koraku-demo__output {
	display: grid;
	gap: 1rem;
}

.koraku-demo__output section {
	border-top: 1px solid var(--koraku-line);
	padding-top: 0.75rem;
}

.koraku-demo__output section:first-child {
	border-top: none;
	padding-top: 0;
}

.koraku-demo__output h4 {
	margin: 0 0 0.25rem;
	font-size: 0.9375rem;
}

.koraku-demo__policy {
	display: inline-flex;
	gap: 0.4rem;
	flex-wrap: wrap;
	margin-top: 0.5rem;
}

.koraku-demo__policy button {
	background: transparent;
	border: 1px solid var(--wp--preset--color--control);
	padding: 0.3rem 0.75rem;
	border-radius: var(--koraku-radius-control);
	font-size: 0.875rem;
	color: var(--wp--preset--color--ink);
	transition: border-color var(--koraku-ease), background-color var(--koraku-ease);
}

.koraku-demo__policy button[aria-pressed="true"] {
	background: var(--koraku-fill);
	color: var(--koraku-on-fill);
	border-color: var(--koraku-fill);
	font-weight: 600;
}

.koraku-demo__policy button:hover {
	border-color: var(--wp--preset--color--ink);
}

.koraku-demo__status {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	width: fit-content;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	padding: 0.2rem 0.65rem;
	border: 1px solid var(--wp--preset--color--control);
	border-radius: 3px;
	color: var(--wp--preset--color--slate);
}

.koraku-demo__status::before {
	content: "";
	width: 0.5rem;
	height: 0.5rem;
	background: currentColor;
	border-radius: 999px;
}

.koraku-demo__status[data-state="blocked"] {
	color: var(--wp--preset--color--danger);
}

.koraku-demo__status[data-state="blocked"]::before {
	border-radius: 0;
}

.koraku-demo__status[data-state="local"] {
	color: var(--wp--preset--color--amber);
}

.koraku-demo__status[data-state="local"]::before {
	border-radius: 0;
	transform: rotate(45deg);
}

.koraku-demo__status[data-state="approved"] {
	color: var(--wp--preset--color--teal-deep);
}

.koraku-demo__reset {
	background: transparent;
	border: 1px solid var(--wp--preset--color--control);
	color: var(--wp--preset--color--ink);
	padding: 0.3rem 0.75rem;
	border-radius: var(--koraku-radius-control);
	font-size: 0.875rem;
}

.koraku-demo__reset:hover {
	border-color: var(--wp--preset--color--ink);
}

/* --- Forms --------------------------------------------------------------- */

.koraku-form {
	display: grid;
	gap: 1rem;
	max-width: 38rem;
}

.koraku-form label {
	display: block;
	font-weight: 500;
	margin-bottom: 0.25rem;
}

.koraku-form input[type="text"],
.koraku-form input[type="email"],
.koraku-form select,
.koraku-form textarea {
	width: 100%;
	padding: 0.6rem 0.75rem;
	border-radius: var(--koraku-radius-control);
	border: 1px solid var(--wp--preset--color--control);
	background: var(--wp--preset--color--white);
	color: var(--wp--preset--color--ink);
	font: inherit;
	transition: border-color var(--koraku-ease), box-shadow var(--koraku-ease);
}

.koraku-form input:hover,
.koraku-form select:hover,
.koraku-form textarea:hover {
	border-color: var(--wp--preset--color--ink);
}

.koraku-form input:focus-visible,
.koraku-form select:focus-visible,
.koraku-form textarea:focus-visible {
	outline: 2px solid var(--wp--preset--color--teal-deep);
	outline-offset: 2px;
}

.koraku-form input[aria-invalid="true"],
.koraku-form textarea[aria-invalid="true"],
.koraku-form select[aria-invalid="true"] {
	border-color: var(--wp--preset--color--danger);
	border-width: 2px;
}

.koraku-form button[disabled] {
	opacity: 0.55;
	cursor: not-allowed;
}

.koraku-form .koraku-check {
	display: flex;
	gap: 0.75rem;
	align-items: flex-start;
	font-weight: 400;
}

.koraku-form .koraku-check input {
	flex: none;
	width: 1.125rem;
	height: 1.125rem;
	margin: 0.25rem 0 0;
	accent-color: var(--wp--preset--color--teal-deep);
}

.koraku-form textarea {
	min-height: 8rem;
	resize: vertical;
}

.koraku-form .koraku-field-error {
	color: var(--wp--preset--color--danger);
	font-size: 0.875rem;
	margin-top: 0.25rem;
}

.koraku-form__notice {
	background: var(--koraku-surface-2);
	border: 1px solid var(--koraku-line);
	padding: 0.75rem 1rem;
	border-radius: var(--koraku-radius-control);
	font-size: 0.9375rem;
}

.koraku-form__notice--ok {
	border-left: 3px solid var(--wp--preset--color--teal-deep);
}

.koraku-form__notice--err {
	color: var(--wp--preset--color--danger);
	border-left: 3px solid var(--wp--preset--color--danger);
}

.koraku-form__honeypot {
	position: absolute !important;
	left: -10000px !important;
	top: auto !important;
	width: 1px !important;
	height: 1px !important;
	overflow: hidden !important;
}

.koraku-form__meta {
	font-size: 0.875rem;
	color: var(--wp--preset--color--slate);
}

/* --- Footer (always dark, independent of page surface) ------------------- */

.koraku-footer {
	background: #0b0f14;
	color: #f3f6fa;
	padding: clamp(2.5rem, 5vw, 4rem) 1.25rem;
	margin-top: auto;
	border-top: 1px solid #2a3646;
}

.koraku-footer a {
	color: #f3f6fa;
}

.koraku-footer li a {
	text-decoration: none;
}

.koraku-footer li a:hover,
.koraku-footer__legal a {
	text-decoration: underline;
}

.koraku-footer__inner {
	max-width: 80rem;
	margin: 0 auto;
	display: grid;
	gap: 2rem;
	grid-template-columns: 1fr;
}

@media (min-width: 720px) {
	.koraku-footer__inner {
		grid-template-columns: 2fr 1fr 1fr;
	}
}

.koraku-footer h3,
.koraku-footer h4 {
	color: #f3f6fa;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	margin: 0 0 0.75rem;
}

.koraku-footer ul {
	list-style: none;
	padding: 0;
	margin: 0;
	display: grid;
	gap: 0.4rem;
}

.koraku-footer .koraku-muted {
	color: #abb8c8;
	max-width: 32rem;
}

.koraku-footer__legal {
	max-width: 80rem;
	margin: 2rem auto 0;
	padding-top: 1.5rem;
	border-top: 1px solid #2a3646;
	font-size: 0.875rem;
	color: #abb8c8;
}

/* --- Architecture diagram (architecture page) ---------------------------- */

.koraku-arch {
	display: grid;
	gap: 0.75rem;
	max-width: 64rem;
}

.koraku-arch__row {
	display: flex;
	align-items: stretch;
	gap: 0.75rem;
}

.koraku-arch__node {
	flex: 1 1 0;
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
	border-radius: var(--koraku-radius);
	padding: 0.75rem 1rem;
	text-align: center;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.875rem;
}

.koraku-arch__node--ink {
	background: var(--wp--preset--color--ink);
	color: var(--wp--preset--color--paper);
	border-color: var(--wp--preset--color--ink);
}

.koraku-arch__arrow {
	display: flex;
	align-items: center;
	justify-content: center;
	min-width: 1.5rem;
	color: var(--wp--preset--color--slate);
	font-family: var(--wp--preset--font-family--mono);
}

.koraku-arch__row--paths {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.75rem;
}

@media (min-width: 720px) {
	.koraku-arch__row--paths {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

@media (max-width: 719px) {
	.koraku-arch__row {
		flex-direction: column;
	}
	.koraku-arch__arrow {
		transform: rotate(90deg);
		min-height: 1.25rem;
	}
}

.koraku-arch__path {
	background: var(--wp--preset--color--white);
	border: 1px solid var(--koraku-line);
	border-top-width: 3px;
	border-radius: var(--koraku-radius);
	padding: 1rem;
}

.koraku-arch__path h3 {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.9375rem;
}

.koraku-arch__path[data-state="approved"] {
	border-top-color: var(--wp--preset--color--teal-deep);
}

.koraku-arch__path[data-state="blocked"] {
	border-top-color: var(--wp--preset--color--danger);
	border-top-style: double;
	border-top-width: 5px;
}

.koraku-arch__path[data-state="local"] {
	border-top-color: var(--wp--preset--color--amber);
	border-top-style: dashed;
}

/* --- Page components (UI_SPEC section 5) --------------------------------- */

/* Reading width: 680-760px for running text. */
.koraku-prose > p,
.koraku-prose > ul,
.koraku-prose > ol,
.koraku-prose > .wp-block-list,
.koraku-prose > details,
.koraku-prose > .koraku-note {
	max-width: 44rem;
}

.koraku-section > h2,
.koraku-section > .koraku-eyebrow + h2 {
	max-width: 40rem;
}

.koraku-section > p {
	max-width: 46rem;
}

/* Status statement bar: shown wherever product status must be explicit. */
.koraku-statusbar {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem 1rem;
	align-items: center;
	margin: 1.5rem 0 0;
	padding: 0.75rem 1rem;
	border: 1px solid var(--wp--preset--color--control);
	border-left: 4px solid var(--wp--preset--color--review);
	border-radius: var(--koraku-radius-control);
	background: var(--koraku-surface-2);
	font-size: 0.9375rem;
	max-width: 46rem;
}

.koraku-statusbar strong {
	font-family: var(--wp--preset--font-family--mono);
	font-weight: 400;
	font-size: 0.8125rem;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

/* Callout for boundaries, notices and warnings. */
.koraku-note {
	margin: 1.25rem 0;
	padding: 0.9rem 1.1rem;
	border: 1px solid var(--koraku-line);
	border-left: 4px solid var(--wp--preset--color--teal-deep);
	border-radius: var(--koraku-radius-control);
	background: var(--koraku-surface-2);
}

.koraku-note--warn {
	border-left-color: var(--wp--preset--color--review);
	border-left-style: double;
	border-left-width: 6px;
}

.koraku-note > :first-child {
	margin-top: 0;
}

.koraku-note > :last-child {
	margin-bottom: 0;
}

.koraku-note__label {
	display: block;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--wp--preset--color--slate);
	margin-bottom: 0.25rem;
}

/* Workflow problem: five labelled constraints. */
.koraku-problem {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	gap: 0;
	border-top: 1px solid var(--koraku-line);
	max-width: 52rem;
}

.koraku-problem li {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 0.25rem 2rem;
	padding: 0.9rem 0;
	border-bottom: 1px solid var(--koraku-line);
}

@media (min-width: 720px) {
	.koraku-problem li {
		grid-template-columns: 13rem minmax(0, 1fr);
	}
}

.koraku-problem strong {
	font-weight: 600;
}

.koraku-problem span {
	color: var(--wp--preset--color--slate);
}

/* Four-step target architecture with explicit boundaries. */
.koraku-flow4 {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	gap: 1.25rem;
	grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 1024px) {
	.koraku-flow4 {
		grid-template-columns: repeat(4, minmax(0, 1fr));
		gap: 1.5rem;
	}
	.koraku-flow4 > li:not(:last-child)::after {
		content: "";
		position: absolute;
		top: 2.25rem;
		right: -1.5rem;
		width: 1.5rem;
		border-top: 1px solid var(--wp--preset--color--control);
	}
}

.koraku-flow4 > li {
	position: relative;
	padding: 1rem 1rem 1.1rem;
	border-radius: var(--koraku-radius);
	background: var(--wp--preset--color--white);
}

.koraku-flow4 > li.is-local {
	border: 1px solid var(--wp--preset--color--teal-deep);
}

.koraku-flow4 > li.is-external {
	border: 1.5px dashed var(--wp--preset--color--cloud);
}

.koraku-flow4__zone {
	display: block;
	margin-bottom: 0.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.is-local .koraku-flow4__zone {
	color: var(--wp--preset--color--teal-deep);
}

.is-external .koraku-flow4__zone {
	color: var(--wp--preset--color--cloud);
}

.koraku-flow4__no {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--wp--preset--color--slate);
}

.koraku-flow4 h3 {
	margin: 0.1rem 0 0.5rem;
	font-size: 1.0625rem;
}

.koraku-flow4 p {
	margin: 0;
	font-size: 0.9375rem;
	color: var(--wp--preset--color--slate);
}

/* Development stages: a text list, deliberately not a timeline. */
.koraku-stages {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	gap: 0;
	border-top: 1px solid var(--koraku-line);
	max-width: 52rem;
}

.koraku-stages li {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 0.15rem 2rem;
	padding: 0.9rem 0;
	border-bottom: 1px solid var(--koraku-line);
}

@media (min-width: 720px) {
	.koraku-stages li {
		grid-template-columns: 7rem minmax(0, 1fr);
	}
}

.koraku-stages__label {
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--wp--preset--color--teal-deep);
}

.koraku-stages__text {
	font-weight: 550;
}

.koraku-stages__note {
	display: block;
	font-weight: 400;
	color: var(--wp--preset--color--slate);
	font-size: 0.9375rem;
}

/* Capability list: numbered rows rather than a wall of identical cards. */
.koraku-caps {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	gap: 0 3rem;
	grid-template-columns: minmax(0, 1fr);
	counter-reset: cap;
}

@media (min-width: 880px) {
	.koraku-caps {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.koraku-caps li {
	counter-increment: cap;
	position: relative;
	padding: 1rem 0 1rem 3rem;
	border-top: 1px solid var(--koraku-line);
}

.koraku-caps li::before {
	content: counter(cap, decimal-leading-zero);
	position: absolute;
	left: 0;
	top: 1.05rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	color: var(--wp--preset--color--teal-deep);
}

.koraku-caps strong {
	display: block;
}

.koraku-caps span {
	color: var(--wp--preset--color--slate);
	font-size: 0.9375rem;
}

.koraku-tag--planned {
	margin-left: 0.5rem;
	vertical-align: middle;
}

/* Use-case rows (EstateVault). */
.koraku-usecases {
	list-style: none;
	margin: 1.5rem 0 0;
	padding: 0;
	display: grid;
	gap: 1rem;
}

.koraku-usecases li {
	display: grid;
	gap: 0.5rem 2rem;
	padding: 1.25rem;
	border: 1px solid var(--koraku-line);
	border-radius: var(--koraku-radius);
	background: var(--wp--preset--color--white);
}

@media (min-width: 880px) {
	.koraku-usecases li {
		grid-template-columns: 16rem minmax(0, 1fr);
	}
}

.koraku-usecases h3 {
	margin: 0;
	font-size: 1.125rem;
}

.koraku-usecases p {
	margin: 0;
	color: var(--wp--preset--color--slate);
}

/* Company facts table. */
.koraku-facts,
.wp-block-table.koraku-facts table {
	width: 100%;
	max-width: 46rem;
	border-collapse: collapse;
	margin: 1.25rem 0;
}

.koraku-facts th,
.koraku-facts td {
	text-align: left;
	vertical-align: top;
	padding: 0.7rem 0;
	border: 0;
	border-bottom: 1px solid var(--koraku-line);
}

.koraku-facts th {
	width: 12rem;
	padding-right: 1.5rem;
	font-weight: 600;
}

/* Two-column boundary table (local vs external). */
.koraku-boundary {
	display: grid;
	gap: 1rem;
	grid-template-columns: minmax(0, 1fr);
	margin-top: 1.5rem;
}

@media (min-width: 880px) {
	.koraku-boundary {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.koraku-boundary > div {
	padding: 1.1rem 1.25rem;
	border-radius: var(--koraku-radius);
	background: var(--wp--preset--color--white);
}

.koraku-boundary__local {
	border: 1px solid var(--wp--preset--color--teal-deep);
}

.koraku-boundary__external {
	border: 1.5px dashed var(--wp--preset--color--cloud);
}

.koraku-boundary h3 {
	margin: 0 0 0.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.8125rem;
	font-weight: 400;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

.koraku-boundary__local h3 {
	color: var(--wp--preset--color--teal-deep);
}

.koraku-boundary__external h3 {
	color: var(--wp--preset--color--cloud);
}

.koraku-boundary ul {
	margin: 0;
	padding-left: 1.1rem;
}

/* FAQ (core/details). */
.wp-block-details {
	border-top: 1px solid var(--koraku-line);
	padding: 0.25rem 0;
	max-width: 46rem;
}

.wp-block-details:last-of-type {
	border-bottom: 1px solid var(--koraku-line);
}

.wp-block-details summary {
	cursor: pointer;
	padding: 0.8rem 2rem 0.8rem 0;
	font-weight: 600;
	list-style: none;
	position: relative;
}

.wp-block-details summary::-webkit-details-marker {
	display: none;
}

.wp-block-details summary::after {
	content: "+";
	position: absolute;
	right: 0.25rem;
	top: 0.7rem;
	font-family: var(--wp--preset--font-family--mono);
	color: var(--wp--preset--color--teal-deep);
}

.wp-block-details[open] summary::after {
	content: "\2212";
}

.wp-block-details summary:hover {
	color: var(--wp--preset--color--teal-deep);
}

.wp-block-details > :not(summary) {
	margin-top: 0;
	color: var(--wp--preset--color--slate);
}

/* Contact call-to-action band. */
.koraku-cta-band {
	border: 1px solid var(--wp--preset--color--mist);
	border-radius: 8px;
	background: var(--wp--preset--color--white);
	padding: clamp(1.5rem, 4vw, 2.5rem);
}

.koraku-cta-band h2 {
	margin-top: 0;
	font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2rem);
}

/* In-page section navigation (How it works). */
.koraku-layout-toc {
	display: grid;
	gap: 2rem;
	grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 1024px) {
	.koraku-layout-toc {
		grid-template-columns: 13rem minmax(0, 1fr);
		gap: 3rem;
		align-items: start;
	}
}

.koraku-toc {
	display: none;
	font-size: 0.9375rem;
}

@media (min-width: 1024px) {
	.koraku-toc {
		display: block;
		position: sticky;
		top: 5.5rem;
	}
}

.koraku-toc p {
	margin: 0 0 0.5rem;
	font-family: var(--wp--preset--font-family--mono);
	font-size: 0.75rem;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--wp--preset--color--slate);
}

.koraku-toc ol {
	list-style: none;
	margin: 0;
	padding: 0;
	border-left: 1px solid var(--koraku-line);
}

.koraku-toc a {
	display: block;
	padding: 0.3rem 0 0.3rem 0.9rem;
	margin-left: -1px;
	border-left: 2px solid transparent;
	color: var(--wp--preset--color--slate);
	text-decoration: none;
}

.koraku-toc a:hover {
	color: var(--wp--preset--color--ink);
	border-left-color: var(--wp--preset--color--teal-deep);
}

.koraku-layout-toc__body > section {
	scroll-margin-top: 5.5rem;
	padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

.koraku-layout-toc__body h2 {
	margin-top: 0;
}

/* --- Utility ------------------------------------------------------------- */

.koraku-sr-only {
	position: absolute !important;
	width: 1px !important;
	height: 1px !important;
	padding: 0 !important;
	margin: -1px !important;
	overflow: hidden !important;
	clip: rect(0, 0, 0, 0) !important;
	white-space: nowrap !important;
	border: 0 !important;
}

.koraku-muted {
	color: var(--wp--preset--color--slate);
}

.koraku-stack > * + * {
	margin-top: 0.75rem;
}

/* --- Reduced motion ------------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.001ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.001ms !important;
		scroll-behavior: auto !important;
	}
}