@charset "utf-8";

/* =========================================================
   AKURAM inc. corporate site
   assets/css/site.css
   ========================================================= */

/* ---------------------------------------------------------
   1. Design tokens
   --------------------------------------------------------- */
:root {
	/* brand */
	--blue:        #10499B;   /* AKURAM logo blue */
	--blue-deep:   #0B3269;
	--blue-tint:   #EDF2F9;

	/* ink / surface */
	--ink:         #14171C;
	--ink-2:       #454B55;
	--ink-3:       #767D88;
	--line:        #E2E5EA;
	--line-soft:   #EFF1F4;
	--surface:     #FFFFFF;
	--surface-2:   #F6F7F9;

	/* type */
	--font-en: "Montserrat", "Helvetica Neue", Arial, sans-serif;
	--font-ja: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
	--font-base: var(--font-ja);

	/* metrics */
	--header-h: 76px;
	--gutter: 24px;
	--maxw: 1180px;
	--maxw-narrow: 800px;

	/* motion */
	--ease: cubic-bezier(.22, .61, .36, 1);
}

@media (max-width: 900px) {
	:root { --header-h: 60px; --gutter: 20px; }
}

/* ---------------------------------------------------------
   2. Reset / base
   --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
	margin: 0;
	font-family: var(--font-base);
	font-size: 16px;
	line-height: 2;
	font-feature-settings: "palt" 1;
	color: var(--ink);
	background: var(--surface);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	overflow-wrap: break-word;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, p, dl, dd { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

:focus-visible {
	outline: 2px solid var(--blue);
	outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: .01ms !important;
		transition-duration: .01ms !important;
	}
}

/* ---------------------------------------------------------
   3. Layout primitives
   --------------------------------------------------------- */
.wrap {
	width: 100%;
	max-width: calc(var(--maxw) + var(--gutter) * 2);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.wrap--narrow { max-width: calc(var(--maxw-narrow) + var(--gutter) * 2); }

.section { padding-block: clamp(64px, 9vw, 128px); }
.section--tint { background: var(--surface-2); }
.section--tight { padding-block: clamp(48px, 6vw, 88px); }

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 1000;
	padding: 12px 20px;
	background: var(--blue);
	color: #fff;
}
.skip-link:focus { left: 0; }

/* ---------------------------------------------------------
   4. Typography helpers
   --------------------------------------------------------- */
.en {
	font-family: var(--font-en);
	font-weight: 700;
	letter-spacing: .08em;
	line-height: 1.2;
}

/* Section label: small English eyebrow above a Japanese heading */
.sec-label {
	display: flex;
	align-items: center;
	gap: 14px;
	font-family: var(--font-en);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .18em;
	line-height: 1;
	color: var(--blue);
	margin-bottom: 20px;
}
.sec-label::before {
	content: "";
	inline-size: 28px;
	block-size: 1px;
	background: var(--blue);
	flex: none;
}

.sec-title {
	font-size: clamp(24px, 3.2vw, 38px);
	font-weight: 700;
	line-height: 1.5;
	letter-spacing: .02em;
	margin-bottom: 12px;
}

.sec-lead {
	max-width: 46em;
	color: var(--ink-2);
	font-size: 15px;
	line-height: 2.1;
}

.lead-lg {
	font-size: clamp(17px, 2vw, 21px);
	line-height: 2;
	font-weight: 500;
}

.txt { color: var(--ink-2); line-height: 2.1; }
.txt + .txt { margin-top: 1.4em; }

.center { text-align: center; }
.center .sec-label { justify-content: center; }
.center .sec-label::before { display: none; }
.center .sec-lead { margin-inline: auto; }

/* ---------------------------------------------------------
   5. Buttons / links
   --------------------------------------------------------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	min-height: 54px;
	padding: 0 30px;
	border: 1px solid var(--ink);
	border-radius: 999px;
	font-family: var(--font-en);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .12em;
	line-height: 1;
	background: transparent;
	cursor: pointer;
	transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn::after {
	content: "";
	inline-size: 16px;
	block-size: 6px;
	flex: none;
	background: currentColor;
	clip-path: polygon(0 45%, 72% 45%, 72% 0, 100% 50%, 72% 100%, 72% 55%, 0 55%);
	transition: transform .3s var(--ease);
}
.btn:hover { background: var(--ink); color: #fff; }
.btn:hover::after { transform: translateX(4px); }

.btn--primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn--primary:hover { background: var(--blue-deep); border-color: var(--blue-deep); }

.btn--ghost { border-color: rgba(255,255,255,.6); color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }

/* inline text link with arrow */
.tlink {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-family: var(--font-en);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .14em;
	color: var(--blue);
}
.tlink::after {
	content: "";
	inline-size: 15px;
	block-size: 6px;
	background: currentColor;
	clip-path: polygon(0 45%, 72% 45%, 72% 0, 100% 50%, 72% 100%, 72% 55%, 0 55%);
	transition: transform .3s var(--ease);
}
.tlink:hover::after { transform: translateX(4px); }

.tlink--ext::after {
	inline-size: 11px;
	block-size: 11px;
	clip-path: none;
	background: none;
	border: 1px solid currentColor;
	border-left-width: 0;
	border-bottom-width: 0;
	transform: rotate(45deg);
}
.tlink--ext:hover::after { transform: rotate(45deg) translate(2px, -2px); }

/* ---------------------------------------------------------
   6. Header
   --------------------------------------------------------- */
.site-header {
	position: fixed;
	inset-block-start: 0;
	inset-inline: 0;
	z-index: 100;
	block-size: var(--header-h);
	display: flex;
	align-items: center;
	background: rgba(255, 255, 255, .92);
	backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid transparent;
	transition: border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

/* transparent header over a hero, until scrolled */
.site-header.is-over-hero {
	background: transparent;
	backdrop-filter: none;
}
.site-header.is-over-hero .site-logo path { fill: #fff; }
.site-header.is-over-hero .gnav-link { color: #fff; }
.site-header.is-over-hero .navtoggle-bar { background: #fff; }

.site-header__inner {
	width: 100%;
	max-width: calc(var(--maxw) + var(--gutter) * 2);
	margin-inline: auto;
	padding-inline: var(--gutter);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.site-logo { display: block; inline-size: 132px; }
.site-logo svg { inline-size: 100%; block-size: auto; }
.site-logo path { fill: var(--blue); transition: fill .3s var(--ease); }

@media (max-width: 900px) {
	.site-logo { inline-size: 104px; }
}

/* global nav */
.gnav-list {
	display: flex;
	align-items: center;
	gap: clamp(20px, 2.6vw, 40px);
}
.gnav-link {
	position: relative;
	display: block;
	padding-block: 8px;
	font-family: var(--font-en);
	font-size: 12.5px;
	font-weight: 700;
	letter-spacing: .12em;
	line-height: 1;
	color: var(--ink);
	transition: color .3s var(--ease);
}
.gnav-link::after {
	content: "";
	position: absolute;
	inset-inline: 0;
	inset-block-end: 0;
	block-size: 1px;
	background: currentColor;
	transform: scaleX(0);
	transform-origin: left;
	transition: transform .3s var(--ease);
}
.gnav-link:hover::after,
.gnav-link[aria-current="page"]::after { transform: scaleX(1); }

.gnav-cta {
	display: inline-flex;
	align-items: center;
	block-size: 42px;
	padding-inline: 22px;
	border-radius: 999px;
	background: var(--blue);
	color: #fff !important;
	font-family: var(--font-en);
	font-size: 12.5px;
	font-weight: 700;
	letter-spacing: .12em;
	transition: background .3s var(--ease);
}
.gnav-cta::after { display: none; }
.gnav-cta:hover { background: var(--blue-deep); }

/* hamburger */
.navtoggle {
	display: none;
	inline-size: 44px;
	block-size: 44px;
	margin-inline-end: -10px;
	padding: 0;
	border: 0;
	background: none;
	cursor: pointer;
}
.navtoggle-bar {
	display: block;
	inline-size: 24px;
	block-size: 1.5px;
	margin-inline: auto;
	background: var(--ink);
	transition: transform .3s var(--ease), opacity .2s var(--ease), background .3s var(--ease);
}
.navtoggle-bar + .navtoggle-bar { margin-block-start: 7px; }
.navtoggle[aria-expanded="true"] .navtoggle-bar:nth-child(1) { transform: translateY(8.5px) rotate(45deg); }
.navtoggle[aria-expanded="true"] .navtoggle-bar:nth-child(2) { opacity: 0; }
.navtoggle[aria-expanded="true"] .navtoggle-bar:nth-child(3) { transform: translateY(-8.5px) rotate(-45deg); }

@media (max-width: 900px) {
	.navtoggle { display: block; }

	.site-header.is-nav-open,
	.site-header.is-nav-open.is-over-hero {
		background: #fff;
		backdrop-filter: none;
	}
	.site-header.is-nav-open .site-logo path { fill: var(--blue); }
	.site-header.is-nav-open .navtoggle-bar { background: var(--ink); }

	.gnav {
		position: fixed;
		inset-block-start: var(--header-h);
		inset-inline: 0;
		block-size: calc(100dvh - var(--header-h));
		padding: 32px var(--gutter) 64px;
		background: #fff;
		overflow-y: auto;
		opacity: 0;
		visibility: hidden;
		transform: translateY(-8px);
		transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
	}
	.gnav.is-open { opacity: 1; visibility: visible; transform: none; }

	.gnav-list { display: block; }
	.gnav-list > li + li { border-top: 1px solid var(--line-soft); }

	.gnav-link,
	.site-header.is-over-hero .gnav-link {
		display: flex;
		align-items: baseline;
		gap: 14px;
		padding-block: 20px;
		font-size: 17px;
		color: var(--ink);
	}
	.gnav-link::after { display: none; }
	.gnav-link .ja {
		font-family: var(--font-ja);
		font-size: 12px;
		font-weight: 400;
		letter-spacing: .04em;
		color: var(--ink-3);
	}

	.gnav-cta {
		block-size: 54px;
		margin-block-start: 28px;
		justify-content: center;
	}
}

@media (min-width: 901px) {
	.gnav-link .ja { display: none; }
}

/* offset for pages without a full-bleed hero */
.has-fixed-header { padding-block-start: var(--header-h); }

/* ---------------------------------------------------------
   7. Hero (top page)
   --------------------------------------------------------- */
.hero {
	position: relative;
	min-block-size: 100svh;
	display: flex;
	align-items: flex-end;
	overflow: hidden;
	color: #fff;
	background: var(--ink);
}
.hero__media {
	position: absolute;
	inset: 0;
	z-index: 0;
}
.hero__media video,
.hero__media img {
	inline-size: 100%;
	block-size: 100%;
	object-fit: cover;
}
.hero__media::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(10,14,22,.55) 0%, rgba(10,14,22,.15) 34%, rgba(10,14,22,.72) 100%);
}
.hero__inner {
	position: relative;
	z-index: 1;
	width: 100%;
	padding-block: 0 clamp(72px, 11vh, 132px);
}
.hero__label {
	font-family: var(--font-en);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .22em;
	margin-bottom: 22px;
	opacity: .9;
}
.hero__title {
	font-size: clamp(28px, 5.4vw, 62px);
	font-weight: 700;
	line-height: 1.42;
	letter-spacing: .01em;
	text-shadow: 0 2px 24px rgba(0,0,0,.28);
}
.hero__sub {
	margin-block-start: 26px;
	max-width: 34em;
	font-size: clamp(14px, 1.4vw, 16px);
	line-height: 2.1;
	opacity: .92;
}
.hero__scroll {
	position: absolute;
	inset-block-end: 0;
	inset-inline-start: var(--gutter);
	z-index: 2;
	display: none;
	font-family: var(--font-en);
	font-size: 10px;
	font-weight: 700;
	letter-spacing: .18em;
	writing-mode: vertical-rl;
	padding-block-end: 64px;
	color: #fff;
}
.hero__scroll::after {
	content: "";
	position: absolute;
	inset-block-end: 0;
	inset-inline-start: 50%;
	inline-size: 1px;
	block-size: 52px;
	background: rgba(255,255,255,.45);
	overflow: hidden;
}
@media (min-width: 901px) { .hero__scroll { display: block; } }

/* ---------------------------------------------------------
   8. Page header (lower pages)
   --------------------------------------------------------- */
.page-head {
	position: relative;
	padding-block: clamp(56px, 9vw, 104px) clamp(40px, 6vw, 64px);
	border-bottom: 1px solid var(--line);
	background: var(--surface);
}
.page-head__en {
	font-family: var(--font-en);
	font-size: clamp(34px, 6.4vw, 74px);
	font-weight: 700;
	letter-spacing: .04em;
	line-height: 1;
	color: var(--blue);
}
.page-head__ja {
	margin-block-start: 18px;
	font-size: 14px;
	font-weight: 500;
	letter-spacing: .08em;
	color: var(--ink-2);
}
.page-head__lead {
	margin-block-start: 26px;
	max-width: 44em;
	color: var(--ink-2);
	font-size: 15px;
	line-height: 2.1;
}

/* breadcrumbs */
.crumbs {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	padding-block: 18px;
	font-size: 11.5px;
	letter-spacing: .04em;
	color: var(--ink-3);
}
.crumbs li + li::before {
	content: "／";
	margin-inline-end: 8px;
	color: var(--line);
}
.crumbs a:hover { color: var(--blue); }

/* ---------------------------------------------------------
   9. Cards / grids
   --------------------------------------------------------- */
.grid {
	display: grid;
	gap: 32px 28px;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.grid--2 { grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }

.card { display: flex; flex-direction: column; }
.card__media {
	position: relative;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--surface-2);
}
.card__media img {
	inline-size: 100%;
	block-size: 100%;
	object-fit: cover;
	transition: transform .6s var(--ease);
}
a.card:hover .card__media img { transform: scale(1.045); }

.card__tag {
	display: inline-block;
	margin-block-start: 20px;
	font-family: var(--font-en);
	font-size: 10.5px;
	font-weight: 700;
	letter-spacing: .16em;
	color: var(--blue);
}
.card__title {
	margin-block-start: 8px;
	font-size: 19px;
	font-weight: 700;
	line-height: 1.6;
}
.card__title .en { font-size: 21px; letter-spacing: .04em; }
.card__txt {
	margin-block-start: 10px;
	font-size: 14px;
	line-height: 1.95;
	color: var(--ink-2);
}
.card__foot { margin-block-start: auto; padding-block-start: 18px; }

/* placeholder media while photography is pending */
.card__media--placeholder,
.ph-media {
	display: grid;
	place-items: center;
	background: repeating-linear-gradient(135deg, var(--surface-2) 0 12px, #EEF0F3 12px 24px);
	color: var(--ink-3);
	font-family: var(--font-en);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .16em;
	text-align: center;
}

/* ---------------------------------------------------------
   10. Product category block (PRODUCTS page)
   --------------------------------------------------------- */
.pcat + .pcat { margin-block-start: clamp(56px, 7vw, 96px); }
.pcat__head {
	display: flex;
	align-items: baseline;
	gap: 20px;
	padding-block-end: 20px;
	margin-block-end: 40px;
	border-bottom: 1px solid var(--line);
}
.pcat__en {
	font-family: var(--font-en);
	font-size: clamp(18px, 2.4vw, 26px);
	font-weight: 700;
	letter-spacing: .06em;
	color: var(--ink);
}
.pcat__ja {
	font-size: 13px;
	color: var(--ink-3);
	letter-spacing: .04em;
}

/* ---------------------------------------------------------
   11. Numbers
   --------------------------------------------------------- */
.numbers {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
	background: var(--line);
	border-block: 1px solid var(--line);
}
.numbers__item {
	padding: clamp(28px, 4vw, 44px) 20px;
	background: var(--surface);
	text-align: center;
}
.numbers__label {
	font-family: var(--font-en);
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .16em;
	color: var(--ink-3);
}
.numbers__value {
	margin-block-start: 14px;
	font-family: var(--font-en);
	font-size: clamp(34px, 4.6vw, 52px);
	font-weight: 700;
	line-height: 1;
	letter-spacing: .01em;
	color: var(--blue);
}
.numbers__value .unit {
	margin-inline-start: 4px;
	font-family: var(--font-ja);
	font-size: 15px;
	font-weight: 500;
	color: var(--ink-2);
}
.numbers__note {
	margin-block-start: 10px;
	font-size: 12px;
	color: var(--ink-3);
	line-height: 1.7;
}

/* ---------------------------------------------------------
   12. News list
   --------------------------------------------------------- */
.newslist { border-top: 1px solid var(--line); }
.newslist__item { border-bottom: 1px solid var(--line); }
.newslist__link {
	display: grid;
	grid-template-columns: 130px 1fr auto;
	align-items: baseline;
	gap: 8px 24px;
	padding-block: 26px;
	transition: color .25s var(--ease);
}
.newslist__link:hover { color: var(--blue); }
.newslist__date {
	font-family: var(--font-en);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .06em;
	color: var(--ink-3);
}
.newslist__title { font-size: 15.5px; line-height: 1.85; }
.newslist__cat {
	justify-self: start;
	padding: 3px 12px;
	border: 1px solid var(--line);
	border-radius: 999px;
	font-size: 11px;
	letter-spacing: .06em;
	color: var(--ink-3);
	white-space: nowrap;
}
@media (max-width: 700px) {
	.newslist__link { grid-template-columns: auto 1fr; padding-block: 22px; }
	.newslist__title { grid-column: 1 / -1; }
}

/* ---------------------------------------------------------
   13. Split (text + image) blocks
   --------------------------------------------------------- */
.split {
	display: grid;
	gap: clamp(32px, 5vw, 72px);
	align-items: center;
	grid-template-columns: 1fr;
}
@media (min-width: 900px) {
	.split { grid-template-columns: 1fr 1fr; }
	.split--reverse .split__media { order: -1; }
}
.split__media img { inline-size: 100%; }
.split__media .ph-media { aspect-ratio: 4 / 3; }

/* ---------------------------------------------------------
   14. Definition table (company profile)
   --------------------------------------------------------- */
.deflist { border-top: 1px solid var(--line); }
.deflist__row {
	display: grid;
	grid-template-columns: 220px 1fr;
	gap: 0 32px;
	padding-block: 22px;
	border-bottom: 1px solid var(--line);
}
.deflist__key {
	font-size: 14px;
	font-weight: 700;
	letter-spacing: .04em;
}
.deflist__val { font-size: 15px; color: var(--ink-2); line-height: 1.95; }
@media (max-width: 700px) {
	.deflist__row { grid-template-columns: 1fr; gap: 6px; padding-block: 18px; }
}

/* ---------------------------------------------------------
   15. History timeline
   --------------------------------------------------------- */
.history { position: relative; padding-inline-start: 28px; }
.history::before {
	content: "";
	position: absolute;
	inset-block: 10px 10px;
	inset-inline-start: 4px;
	inline-size: 1px;
	background: var(--line);
}
.history__item { position: relative; padding-block: 14px; }
.history__item::before {
	content: "";
	position: absolute;
	inset-block-start: 24px;
	inset-inline-start: -28px;
	inline-size: 9px;
	block-size: 9px;
	border-radius: 50%;
	background: var(--blue);
}
.history__year {
	font-family: var(--font-en);
	font-size: 14px;
	font-weight: 700;
	letter-spacing: .08em;
	color: var(--blue);
}
.history__txt { margin-block-start: 4px; font-size: 15px; color: var(--ink-2); }

/* ---------------------------------------------------------
   16. Notice / callout
   --------------------------------------------------------- */
.notice {
	padding: clamp(22px, 3vw, 32px);
	border: 1px solid var(--line);
	border-left: 3px solid var(--blue);
	background: var(--blue-tint);
	border-radius: 2px;
}
.notice__title {
	font-size: 15px;
	font-weight: 700;
	margin-bottom: 10px;
}
.notice__txt { font-size: 14px; line-height: 1.95; color: var(--ink-2); }
.notice__txt a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }

.notice--warn { border-left-color: #B4562A; background: #FCF5F0; }

/* ---------------------------------------------------------
   17. Contact band
   --------------------------------------------------------- */
.contact-band {
	position: relative;
	padding-block: clamp(64px, 8vw, 104px);
	background: var(--blue);
	color: #fff;
	text-align: center;
}
.contact-band__label {
	font-family: var(--font-en);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .2em;
	opacity: .8;
}
.contact-band__title {
	margin-block-start: 18px;
	font-size: clamp(20px, 2.6vw, 30px);
	font-weight: 700;
	line-height: 1.7;
}
.contact-band__txt {
	margin: 16px auto 0;
	max-width: 40em;
	font-size: 14px;
	line-height: 2;
	opacity: .9;
}
.contact-band__actions {
	margin-block-start: 32px;
	display: flex;
	flex-wrap: wrap;
	gap: 14px;
	justify-content: center;
}

/* ---------------------------------------------------------
   18. Footer
   --------------------------------------------------------- */
.site-footer {
	padding-block: clamp(48px, 6vw, 80px) 32px;
	background: var(--ink);
	color: #fff;
}
.site-footer__top {
	display: grid;
	gap: 44px;
	grid-template-columns: 1fr;
	padding-block-end: 44px;
	border-bottom: 1px solid rgba(255,255,255,.14);
}
@media (min-width: 900px) {
	.site-footer__top { grid-template-columns: minmax(280px, 1fr) 2fr; gap: 64px; }
}
.footer-logo { inline-size: 148px; }
.footer-logo path { fill: #fff; }
.footer-addr {
	margin-block-start: 24px;
	font-size: 13px;
	line-height: 2;
	color: rgba(255,255,255,.72);
	font-style: normal;
}
.footer-addr a:hover { color: #fff; text-decoration: underline; }

.fnav {
	display: grid;
	gap: 32px;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}
.fnav__head {
	font-family: var(--font-en);
	font-size: 11.5px;
	font-weight: 700;
	letter-spacing: .14em;
	color: rgba(255,255,255,.55);
	margin-bottom: 14px;
}
.fnav__list li + li { margin-block-start: 10px; }
.fnav__list a {
	font-size: 13.5px;
	color: rgba(255,255,255,.86);
	transition: color .25s var(--ease);
}
.fnav__list a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }

.site-footer__bottom {
	padding-block-start: 28px;
	display: flex;
	flex-wrap: wrap;
	gap: 12px 28px;
	align-items: center;
	justify-content: space-between;
}
.footer-sub { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-sub a { font-size: 12.5px; color: rgba(255,255,255,.7); }
.footer-sub a:hover { color: #fff; }
.copyright {
	font-family: var(--font-en);
	font-size: 11.5px;
	letter-spacing: .06em;
	color: rgba(255,255,255,.5);
}

/* ---------------------------------------------------------
   19. Scroll reveal
   --------------------------------------------------------- */
/* 初期状態で隠すのは JavaScript が有効なときだけ。
   `.js` は各ページ <head> のインラインスクリプトが付与する。
   これが無いと、JS の読み込みに失敗したときに本文が永久に見えなくなる。 */
.js .reveal {
	opacity: 0;
	transform: translateY(18px);
	transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ---------------------------------------------------------
   20. In-page anchor nav
   --------------------------------------------------------- */
.anchornav {
	position: sticky;
	inset-block-start: var(--header-h);
	z-index: 20;
	background: rgba(255,255,255,.94);
	backdrop-filter: saturate(180%) blur(10px);
	border-bottom: 1px solid var(--line);
}
.anchornav__list {
	display: flex;
	gap: clamp(16px, 3vw, 40px);
	overflow-x: auto;
	scrollbar-width: none;
	padding-block: 16px;
}
.anchornav__list::-webkit-scrollbar { display: none; }
.anchornav__list a {
	white-space: nowrap;
	font-family: var(--font-en);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .12em;
	color: var(--ink-3);
	transition: color .25s var(--ease);
}
.anchornav__list a:hover { color: var(--blue); }

/* ---------------------------------------------------------
   21. Form
   --------------------------------------------------------- */
.form { margin-block-start: 8px; }

.form__row { padding-block: 26px; border-bottom: 1px solid var(--line); }
.form__row:first-child { border-top: 1px solid var(--line); }

.form__label {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-bottom: 12px;
	font-size: 14.5px;
	font-weight: 700;
	letter-spacing: .04em;
}
.form__req {
	padding: 2px 8px;
	border-radius: 3px;
	background: var(--blue);
	color: #fff;
	font-size: 10.5px;
	font-weight: 700;
	letter-spacing: .08em;
	line-height: 1.6;
}
.form__hint {
	margin-block-start: 8px;
	font-size: 12.5px;
	line-height: 1.8;
	color: var(--ink-3);
}

.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form select,
.form textarea {
	inline-size: 100%;
	padding: 14px 16px;
	border: 1px solid var(--line);
	border-radius: 4px;
	background: var(--surface);
	font-family: inherit;
	font-size: 16px;
	line-height: 1.7;
	color: var(--ink);
	transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
	appearance: none;
}
.form textarea { min-block-size: 200px; resize: vertical; }

.form select {
	background-image: linear-gradient(45deg, transparent 50%, var(--ink-2) 50%),
	                  linear-gradient(135deg, var(--ink-2) 50%, transparent 50%);
	background-position: calc(100% - 21px) calc(50% + 1px), calc(100% - 15px) calc(50% + 1px);
	background-size: 6px 6px, 6px 6px;
	background-repeat: no-repeat;
	padding-inline-end: 44px;
	cursor: pointer;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
	outline: none;
	border-color: var(--blue);
	box-shadow: 0 0 0 3px rgba(16, 73, 155, .12);
}

.form input[aria-invalid="true"],
.form select[aria-invalid="true"],
.form textarea[aria-invalid="true"] { border-color: #C0392B; }

.form__error {
	margin-block-start: 8px;
	font-size: 13px;
	font-weight: 700;
	color: #C0392B;
}

/* honeypot — must stay reachable in the DOM but invisible to humans */
.form__hp {
	position: absolute !important;
	inline-size: 1px;
	block-size: 1px;
	overflow: hidden;
	clip: rect(0 0 0 0);
	clip-path: inset(50%);
	white-space: nowrap;
}

.form__consent {
	display: flex;
	align-items: flex-start;
	gap: 12px;
	padding-block: 28px;
	font-size: 14px;
	line-height: 1.9;
	cursor: pointer;
}
.form__consent input { inline-size: 20px; block-size: 20px; margin-block-start: 4px; flex: none; accent-color: var(--blue); }
.form__consent a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }

.form__submit { margin-block-start: 8px; text-align: center; }
.form__submit .btn { min-inline-size: 260px; justify-content: center; }
.form__submit .btn[disabled] { opacity: .5; cursor: not-allowed; }

.form__turnstile { display: flex; justify-content: center; margin-block-start: 24px; min-block-size: 65px; }

/* server-side result messages */
.formnote {
	padding: 18px 22px;
	border-radius: 4px;
	font-size: 14px;
	line-height: 1.9;
	margin-block-end: 28px;
}
.formnote--error { background: #FCEDEA; border: 1px solid #E8BFB6; color: #8A2E1D; }
.formnote--ok { background: var(--blue-tint); border: 1px solid #C3D5EC; color: var(--blue-deep); }

/* ---------------------------------------------------------
   22. Facility spec list (KAIQUA etc.)
   --------------------------------------------------------- */
.speclist {
	display: grid;
	gap: 1px;
	grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
	background: var(--line);
	border: 1px solid var(--line);
	margin-block-start: 32px;
}
.speclist__item { padding: 22px 20px; background: var(--surface); }
.speclist__key {
	font-family: var(--font-en);
	font-size: 10.5px;
	font-weight: 700;
	letter-spacing: .14em;
	color: var(--ink-3);
}
.speclist__val {
	margin-block-start: 8px;
	font-size: 16px;
	font-weight: 700;
	line-height: 1.6;
}
.speclist__val small { display: block; font-size: 12px; font-weight: 400; color: var(--ink-3); margin-block-start: 4px; }

/* feature chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-block-start: 24px; }
.chips li {
	padding: 7px 16px;
	border: 1px solid var(--line);
	border-radius: 999px;
	font-size: 13px;
	color: var(--ink-2);
	background: var(--surface);
}

/* map */
.map-embed {
	position: relative;
	aspect-ratio: 16 / 9;
	background: var(--surface-2);
	border: 1px solid var(--line);
}
.map-embed iframe { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; border: 0; }
@media (max-width: 700px) { .map-embed { aspect-ratio: 4 / 3; } }

/* ---------------------------------------------------------
   23. Long-form article body (sublimation / privacy)
   --------------------------------------------------------- */
.prose h2 {
	margin-block: 2.4em .8em;
	padding-block-end: .5em;
	border-bottom: 1px solid var(--line);
	font-size: clamp(20px, 2.6vw, 27px);
	font-weight: 700;
	line-height: 1.6;
}
.prose h2:first-child { margin-block-start: 0; }
.prose h3 {
	margin-block: 2em .6em;
	font-size: clamp(16px, 2vw, 19px);
	font-weight: 700;
	line-height: 1.7;
	color: var(--blue-deep);
}
.prose p { margin-block: 1.2em; color: var(--ink-2); line-height: 2.1; }
.prose figure { margin-block: 2.4em; }
.prose figcaption { margin-block-start: 12px; font-size: 12.5px; color: var(--ink-3); line-height: 1.8; }
.prose ul, .prose ol { margin-block: 1.2em; padding-inline-start: 0; }
.prose ul > li {
	position: relative;
	padding-inline-start: 22px;
	margin-block: .5em;
	color: var(--ink-2);
	line-height: 1.95;
}
.prose ul > li::before {
	content: "";
	position: absolute;
	inset-block-start: .82em;
	inset-inline-start: 4px;
	inline-size: 6px;
	block-size: 6px;
	border-radius: 50%;
	background: var(--blue);
}
.prose ol { counter-reset: n; }
.prose ol > li {
	position: relative;
	counter-increment: n;
	padding-inline-start: 34px;
	margin-block: .5em;
	color: var(--ink-2);
	line-height: 1.95;
}
.prose ol > li::before {
	content: counter(n);
	position: absolute;
	inset-inline-start: 0;
	inset-block-start: .35em;
	inline-size: 22px;
	block-size: 22px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	background: var(--blue);
	color: #fff;
	font-family: var(--font-en);
	font-size: 11px;
	font-weight: 700;
	line-height: 1;
}
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { font-weight: 700; color: var(--ink); }

/* pros & cons */
.proscons { display: grid; gap: 24px; grid-template-columns: 1fr; margin-block: 2em; }
@media (min-width: 760px) { .proscons { grid-template-columns: 1fr 1fr; } }
.proscons__box { padding: 28px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
.proscons__box--merit { border-top: 3px solid var(--blue); }
.proscons__box--demerit { border-top: 3px solid var(--ink-3); }
.proscons__title { font-size: 16px; font-weight: 700; margin-bottom: 14px; }
.proscons ul { margin: 0; }

/* video embed */
.embed { position: relative; aspect-ratio: 16 / 9; background: var(--ink); }
.embed iframe { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; border: 0; }

/* facility spec table (sublimation page) */
.facility { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.facility__item { border: 1px solid var(--line); border-radius: 4px; overflow: hidden; background: var(--surface); }
.facility__item img { inline-size: 100%; aspect-ratio: 16/10; object-fit: cover; }
.facility__body { padding: 24px; }
.facility__title { font-size: 16px; font-weight: 700; margin-bottom: 14px; }
.facility__list li {
	display: flex;
	justify-content: space-between;
	gap: 16px;
	padding-block: 9px;
	border-bottom: 1px dotted var(--line);
	font-size: 13.5px;
	color: var(--ink-2);
}
.facility__list li:last-child { border-bottom: 0; }
.facility__list .num { font-family: var(--font-en); font-weight: 700; color: var(--ink); white-space: nowrap; }

/* ---------------------------------------------------------
   24. Mock annotation (removed before launch)
   --------------------------------------------------------- */
.todo {
	display: inline-block;
	margin-inline-start: 6px;
	padding: 1px 8px;
	border-radius: 3px;
	background: #FFF1C2;
	border: 1px solid #E8C960;
	color: #6B5312;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .04em;
	line-height: 1.7;
	vertical-align: middle;
	font-family: var(--font-ja);
}