/* =====================================================================
   Arkcom Museum & Storage - front-end stylesheet
   Concept: a quiet, dark museum at night. Photographs are the exhibits;
   the interface is the gallery walls around them.
   ===================================================================== */

:root {
	--bg-base: #11100e;
	--bg-main: #181614;
	--bg-section: #211d18;
	--bg-card: #28231d;
	--text-main: #f0ece5;
	--text-sub: #b8b0a5;
	--border: #4a4239;
	--accent: #5c4524;
	--accent-light: #80663d;

	--font-serif-jp: "Shippori Mincho", "Noto Serif JP", serif;
	--font-serif-en: "Cormorant Garamond", "EB Garamond", serif;
	--font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", sans-serif;

	--container: 1280px;
	--transition: 260ms ease;
}

/* ---------------------------------------------------------------------
   Reset
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background: var(--bg-main);
	color: var(--text-main);
	font-family: var(--font-sans);
	font-size: 16px;
	line-height: 1.85;
	-webkit-font-smoothing: antialiased;
}
body.no-scroll { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; }

.screen-reader-text {
	position: absolute !important;
	clip: rect(1px, 1px, 1px, 1px);
	width: 1px; height: 1px; overflow: hidden;
}
.skip-link:focus {
	position: fixed; top: 8px; left: 8px; z-index: 9999;
	width: auto; height: auto; padding: 10px 16px;
	background: var(--accent); color: var(--text-main);
	clip: auto;
}

:focus-visible {
	outline: 2px solid var(--accent-light);
	outline-offset: 2px;
}

/* Subtle, controlled motion only. */
.fade-in { opacity: 0; transform: translateY(16px); transition: opacity 700ms ease, transform 700ms ease; }
.fade-in.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
	.fade-in { opacity: 1; transform: none; transition: none; }
	html { scroll-behavior: auto; }
}

/* ---------------------------------------------------------------------
   Section heading pattern (EN label + JP title)
   --------------------------------------------------------------------- */
.section-heading {
	display: flex;
	flex-direction: column;
	gap: 4px;
	margin: 0 0 40px;
	padding-bottom: 16px;
	border-bottom: 1px solid var(--border);
}
.section-heading--center { text-align: center; align-items: center; }
.section-heading__en {
	font-family: var(--font-serif-en);
	font-style: italic;
	font-size: 0.85rem;
	letter-spacing: 0.25em;
	color: var(--accent-light);
	text-transform: uppercase;
}
.section-heading__jp {
	font-family: var(--font-serif-jp);
	font-size: 1.6rem;
	letter-spacing: 0.04em;
}
.section-cta { text-align: center; margin-top: 48px; }
.empty-state { color: var(--text-sub); text-align: center; padding: 40px 0; }

/* ---------------------------------------------------------------------
   Buttons
   --------------------------------------------------------------------- */
.btn {
	display: inline-block;
	padding: 14px 36px;
	font-family: var(--font-serif-en);
	font-size: 0.95rem;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	border: 1px solid var(--accent-light);
	color: var(--text-main);
	transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn--outline:hover, .btn--outline:focus-visible {
	background: var(--accent);
	border-color: var(--accent);
}

/* ---------------------------------------------------------------------
   Header
   --------------------------------------------------------------------- */
.site-header {
	position: fixed;
	top: 0; left: 0; right: 0;
	z-index: 100;
	background: linear-gradient(to bottom, rgba(17, 16, 14, 0.85), transparent);
	transition: background var(--transition), border-color var(--transition);
	border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
	background: rgba(17, 16, 14, 0.92);
	backdrop-filter: blur(6px);
	border-bottom-color: var(--border);
}
.site-header__inner {
	max-width: var(--container);
	margin: 0 auto;
	padding: 18px 24px;
	display: flex;
	align-items: center;
	gap: 32px;
}
.site-header__logo { display: flex; flex-direction: column; line-height: 1.1; }
.site-header__logo-en { font-family: var(--font-serif-en); font-size: 1.3rem; letter-spacing: 0.08em; }
.site-header__logo-jp { font-family: var(--font-serif-jp); font-size: 0.7rem; color: var(--text-sub); letter-spacing: 0.1em; }
.custom-logo { max-height: 48px; width: auto; }

.site-nav { margin-left: auto; }
.nav-menu { display: flex; gap: 32px; }
.nav-menu a {
	font-family: var(--font-serif-en);
	font-size: 0.85rem;
	letter-spacing: 0.15em;
	color: var(--text-sub);
	transition: color var(--transition);
}
.nav-menu a:hover, .nav-menu a:focus-visible { color: var(--text-main); }

.site-header__social { display: flex; gap: 16px; }
.site-header__social a { color: var(--text-sub); transition: color var(--transition); }
.site-header__social a:hover { color: var(--accent-light); }

.hamburger { display: none; flex-direction: column; gap: 5px; width: 26px; }
.hamburger span { display: block; height: 1px; background: var(--text-main); transition: transform var(--transition), opacity var(--transition); }
.hamburger.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-nav {
	position: fixed; inset: 0; top: 0;
	background: var(--bg-base);
	padding: 100px 32px 32px;
	transform: translateY(-100%);
	transition: transform var(--transition);
	z-index: 90;
}
.mobile-nav.is-open { transform: translateY(0); }
.mobile-nav__menu { display: flex; flex-direction: column; gap: 24px; }
.mobile-nav__menu a { font-family: var(--font-serif-en); font-size: 1.4rem; letter-spacing: 0.1em; }
.mobile-nav__social { display: flex; gap: 24px; margin-top: 48px; color: var(--text-sub); }

@media (max-width: 860px) {
	.site-nav, .site-header__social { display: none; }
	.hamburger { display: flex; }
}

/* ---------------------------------------------------------------------
   HERO
   --------------------------------------------------------------------- */
.hero {
	position: relative;
	min-height: 92vh;
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--bg-base) center/cover no-repeat;
	overflow: hidden;
}
.hero__overlay {
	position: absolute; inset: 0;
	background: linear-gradient(to bottom, rgba(17,16,14,0.55) 0%, rgba(17,16,14,0.75) 60%, var(--bg-main) 100%);
}
.hero__content { position: relative; text-align: center; padding: 0 24px; max-width: 760px; }
.hero__eyebrow {
	font-family: var(--font-serif-en);
	letter-spacing: 0.4em;
	font-size: 0.8rem;
	color: var(--accent-light);
	margin: 0 0 20px;
}
.hero__title {
	font-family: var(--font-serif-jp);
	font-size: clamp(2rem, 5vw, 3.6rem);
	letter-spacing: 0.05em;
	margin: 0 0 24px;
}
.hero__catch {
	font-family: var(--font-serif-jp);
	font-size: clamp(1rem, 2vw, 1.25rem);
	color: var(--text-sub);
}
.hero__scroll {
	position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
}
.hero__scroll span {
	display: block; width: 1px; height: 48px;
	background: linear-gradient(to bottom, var(--accent-light), transparent);
	animation: arkcom-scroll-pulse 2.4s ease-in-out infinite;
}
@keyframes arkcom-scroll-pulse {
	0%, 100% { opacity: 0.3; }
	50% { opacity: 1; }
}

/* ---------------------------------------------------------------------
   About
   --------------------------------------------------------------------- */
.about { padding: 120px 24px; background: var(--bg-main); }
.about__inner {
	max-width: var(--container);
	margin: 0 auto;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 64px;
	align-items: center;
}
.about__desc { color: var(--text-sub); margin: 0 0 32px; white-space: pre-line; }
.about__image img { border: 1px solid var(--border); }
@media (max-width: 860px) {
	.about__inner { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------------------------------------------------------------------
   Featured Gallery / Gallery grid / Cards (shared masonry card look)
   --------------------------------------------------------------------- */
.featured-gallery, .top-news, .contact { padding: 100px 24px; max-width: var(--container); margin: 0 auto; }
.featured-gallery { background: var(--bg-main); }

.featured-gallery__grid,
.gallery-grid {
	column-count: 4;
	column-gap: 20px;
}
.featured-gallery__grid { column-count: 4; }

@media (max-width: 1200px) { .featured-gallery__grid, .gallery-grid { column-count: 3; } }
@media (max-width: 780px)  { .featured-gallery__grid, .gallery-grid { column-count: 2; column-gap: 12px; } }
@media (max-width: 480px)  { .featured-gallery__grid, .gallery-grid { column-count: 1; } }

.gallery-card {
	break-inside: avoid;
	margin-bottom: 20px;
	background: var(--bg-card);
	border: 1px solid var(--border);
}
@media (max-width: 780px) { .gallery-card { margin-bottom: 12px; } }

.gallery-card__link { display: block; position: relative; }
.gallery-card__media { position: relative; display: block; overflow: hidden; }
.gallery-card__img { width: 100%; display: block; transition: transform 600ms ease, filter var(--transition); }
.gallery-card__placeholder { display: block; width: 100%; aspect-ratio: 4/3; background: var(--bg-section); }

.gallery-card__overlay {
	position: absolute; inset: 0;
	display: flex; flex-direction: column; justify-content: flex-end;
	padding: 20px;
	background: linear-gradient(to top, rgba(17,16,14,0.88) 0%, rgba(17,16,14,0) 55%);
	opacity: 0;
	transition: opacity var(--transition);
}
.gallery-card__title {
	font-family: var(--font-serif-jp);
	font-size: 1.05rem;
	margin-bottom: 6px;
}
.gallery-card__meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: var(--text-sub); }
.gallery-card__likes { color: var(--accent-light); }

@media (hover: hover) {
	.gallery-card__link:hover .gallery-card__img { transform: scale(1.04); filter: brightness(0.8); }
	.gallery-card__link:hover .gallery-card__overlay,
	.gallery-card__link:focus-visible .gallery-card__overlay { opacity: 1; }
}
@media (hover: none) {
	.gallery-card__overlay { opacity: 1; background: linear-gradient(to top, rgba(17,16,14,0.92) 0%, rgba(17,16,14,0) 70%); }
}

/* ---------------------------------------------------------------------
   Gallery archive page chrome
   --------------------------------------------------------------------- */
.page-header { max-width: var(--container); margin: 0 auto; padding: 160px 24px 40px; }
.page-header__title { display: flex; flex-direction: column; gap: 6px; margin: 8px 0 16px; }
.page-header__en { font-family: var(--font-serif-en); letter-spacing: 0.3em; font-size: 0.9rem; color: var(--accent-light); text-transform: uppercase; }
.page-header__jp { font-family: var(--font-serif-jp); font-size: 2rem; }
.page-header__desc { color: var(--text-sub); max-width: 640px; }

.gallery-grid { max-width: var(--container); margin: 0 auto 40px; padding: 0 24px; }
.gallery-load-more { text-align: center; padding: 0 24px 100px; }

/* ---------------------------------------------------------------------
   News grid & cards
   --------------------------------------------------------------------- */
.top-news__grid, .news-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}
.news-grid { max-width: var(--container); margin: 0 auto 40px; padding: 0 24px; }
@media (max-width: 860px) { .top-news__grid, .news-grid { grid-template-columns: 1fr; } }

.news-card { background: var(--bg-card); border: 1px solid var(--border); transition: border-color var(--transition); }
.news-card:hover, .news-card:focus-within { border-color: var(--accent-light); }
.news-card__link { display: block; }
.news-card__media { display: block; aspect-ratio: 16/10; overflow: hidden; background: var(--bg-section); }
.news-card__img { width: 100%; height: 100%; object-fit: cover; }
.news-card__body { display: block; padding: 20px 22px 26px; }
.news-card__date { display: block; font-family: var(--font-serif-en); color: var(--accent-light); font-size: 0.85rem; letter-spacing: 0.1em; margin-bottom: 10px; }
.news-card__title { display: block; font-family: var(--font-serif-jp); font-size: 1.1rem; margin-bottom: 10px; }
.news-card__excerpt { display: block; color: var(--text-sub); font-size: 0.9rem; }

.news-single { padding: 160px 24px 100px; }
.news-single__inner { max-width: 780px; margin: 0 auto; }
.news-single__date { display: block; font-family: var(--font-serif-en); color: var(--accent-light); letter-spacing: 0.1em; margin: 16px 0 10px; }
.news-single__title { font-family: var(--font-serif-jp); font-size: 2rem; margin-bottom: 32px; }
.news-single__image { margin-bottom: 40px; border: 1px solid var(--border); }
.news-single__content { color: var(--text-main); }
.news-single__content p { margin: 0 0 1.4em; }
.news-single__nav { display: flex; justify-content: space-between; gap: 24px; margin-top: 64px; padding-top: 32px; border-top: 1px solid var(--border); }
.news-single__nav-link { max-width: 45%; }
.news-single__nav-link--next { text-align: right; margin-left: auto; }
.news-single__nav-label { display: block; font-family: var(--font-serif-en); font-size: 0.8rem; color: var(--accent-light); margin-bottom: 6px; }
.news-single__nav-title { display: block; color: var(--text-sub); font-size: 0.9rem; }

/* ---------------------------------------------------------------------
   Contact
   --------------------------------------------------------------------- */
.contact__lead { text-align: center; color: var(--text-sub); max-width: 560px; margin: 0 auto 48px; white-space: pre-line; }
.contact__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 760px; margin: 0 auto; }
@media (max-width: 640px) { .contact__grid { grid-template-columns: 1fr; } }
.contact-card {
	display: flex; flex-direction: column; align-items: center; text-align: center;
	padding: 40px 28px; background: var(--bg-section); border: 1px solid var(--border);
	transition: border-color var(--transition);
}
.contact-card:hover, .contact-card:focus-visible { border-color: var(--accent-light); }
.contact-card__qr { width: 150px; height: 150px; margin-bottom: 20px; background: #fff; padding: 8px; }
.contact-card__qr img { width: 100%; height: 100%; object-fit: contain; }
.contact-card__name { font-family: var(--font-serif-en); letter-spacing: 0.1em; font-size: 1.1rem; margin-bottom: 10px; }
.contact-card__desc { color: var(--text-sub); font-size: 0.9rem; margin-bottom: 16px; }
.contact-card__link { font-size: 0.85rem; color: var(--accent-light); }

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */
.site-footer { background: var(--bg-base); border-top: 1px solid var(--border); padding: 64px 24px 32px; }
.site-footer__inner { max-width: var(--container); margin: 0 auto; display: grid; gap: 32px; }
.site-footer__logo { font-family: var(--font-serif-en); font-size: 1.2rem; letter-spacing: 0.08em; margin: 0 0 6px; }
.site-footer__tagline { color: var(--text-sub); font-size: 0.9rem; margin: 0; }
.site-footer__menu { display: flex; gap: 24px; flex-wrap: wrap; }
.site-footer__menu a, .site-footer__social a { color: var(--text-sub); font-size: 0.9rem; transition: color var(--transition); }
.site-footer__menu a:hover, .site-footer__social a:hover { color: var(--text-main); }
.site-footer__social { display: flex; gap: 20px; }
.site-footer__legal { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; padding-top: 24px; border-top: 1px solid var(--border); font-size: 0.8rem; color: var(--text-sub); }
.site-footer__copyright { margin-left: auto; }

/* ---------------------------------------------------------------------
   Breadcrumbs
   --------------------------------------------------------------------- */
.breadcrumbs { max-width: var(--container); margin: 0 auto; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.8rem; color: var(--text-sub); }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 6px; color: var(--border); }
.breadcrumbs a { color: var(--text-sub); }
.breadcrumbs a:hover { color: var(--accent-light); }

/* ---------------------------------------------------------------------
   Single Work page
   --------------------------------------------------------------------- */
.work { max-width: 1000px; margin: 0 auto; padding: 150px 24px 60px; }
.work__breadcrumbs { margin-bottom: 24px; }
.work__main-image { border: 1px solid var(--border); margin-bottom: 16px; }
.work__sub-images { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-bottom: 48px; }
.work__sub-image { display: block; border: 1px solid var(--border); overflow: hidden; padding: 0; transition: border-color var(--transition); }
.work__sub-image:hover, .work__sub-image:focus-visible { border-color: var(--accent-light); }
.work__sub-image img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }

.work__header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.work__title { font-family: var(--font-serif-jp); font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 10px; }
.work__meta { display: flex; gap: 16px; color: var(--text-sub); font-size: 0.9rem; }
.work__author::before { content: "by "; color: var(--accent-light); }

.like-button {
	display: inline-flex; align-items: center; gap: 8px;
	padding: 10px 20px;
	border: 1px solid var(--border);
	color: var(--text-sub);
	transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.like-button__icon { font-size: 1.2rem; }
.like-button:hover { border-color: var(--accent-light); color: var(--text-main); }
.like-button.is-liked { color: var(--text-main); border-color: var(--accent); background: var(--accent); }
.like-button.is-loading { opacity: 0.6; pointer-events: none; }

.work__specs { display: flex; gap: 40px; margin: 0 0 40px; flex-wrap: wrap; }
.work__specs-row { display: flex; gap: 10px; font-size: 0.9rem; }
.work__specs-row dt { color: var(--text-sub); }
.work__specs-row dt::after { content: ":"; margin-right: 4px; }

.work__description-heading { font-family: var(--font-serif-jp); font-size: 1.2rem; margin-bottom: 20px; }
.work__description { margin-bottom: 60px; }
.work__description p { margin: 0 0 1.4em; }
.work__description img { border: 1px solid var(--border); margin: 20px 0; }
.work__description a { color: var(--accent-light); text-decoration: underline; }

.work__lightbox {
	position: fixed; inset: 0; z-index: 200;
	background: rgba(10, 9, 8, 0.94);
	display: flex; align-items: center; justify-content: center;
	padding: 40px;
}
.work__lightbox img { max-height: 90vh; max-width: 90vw; object-fit: contain; }
.work__lightbox-close { position: absolute; top: 24px; right: 24px; font-size: 2rem; color: var(--text-main); line-height: 1; }

/* ---------------------------------------------------------------------
   Related works
   --------------------------------------------------------------------- */
.related-works { max-width: var(--container); margin: 0 auto; padding: 0 24px 100px; }
.related-works__grid { column-count: 4; column-gap: 20px; }
@media (max-width: 1200px) { .related-works__grid { column-count: 3; } }
@media (max-width: 780px) { .related-works__grid { column-count: 2; } }
@media (max-width: 480px) { .related-works__grid { column-count: 1; } }

/* ---------------------------------------------------------------------
   Comments
   --------------------------------------------------------------------- */
.work__comments { max-width: 1000px; margin: 0 auto 80px; }
.comments-area__heading { font-family: var(--font-serif-jp); font-size: 1.3rem; margin-bottom: 24px; }
.comment-list { display: flex; flex-direction: column; gap: 24px; }
.comment-list .comment-body { background: var(--bg-card); border: 1px solid var(--border); padding: 20px 24px; }
.comment-list ol.children { list-style: none; margin-top: 16px; padding-left: 32px; }
.comment-author .fn { font-style: normal; font-weight: 600; }
.comment-author img { border-radius: 50%; margin-right: 10px; vertical-align: middle; }
.comment-metadata { color: var(--text-sub); font-size: 0.8rem; margin: 4px 0 12px; }
.comment-content p { margin: 0 0 1em; }
.comments-area__closed { color: var(--text-sub); }
.comment-reply-title { font-family: var(--font-serif-jp); font-size: 1.1rem; margin: 40px 0 20px; }
.comment-form p { margin: 0 0 16px; }
.comment-form label { display: block; margin-bottom: 6px; font-size: 0.85rem; color: var(--text-sub); }
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
	width: 100%;
	background: var(--bg-section);
	border: 1px solid var(--border);
	color: var(--text-main);
	padding: 12px 14px;
	font-family: inherit;
	font-size: 0.95rem;
}
.comment-form textarea { min-height: 140px; resize: vertical; }
.comment-form__note { color: var(--text-sub); font-size: 0.8rem; }

/* ---------------------------------------------------------------------
   Facility page
   --------------------------------------------------------------------- */
.facility-section, .features-section, .guide-section, .price-section, .access-section {
	max-width: var(--container); margin: 0 auto; padding: 60px 24px;
}
.features-section { background: var(--bg-section); max-width: 100%; }
.features-section > * { max-width: var(--container); margin-left: auto; margin-right: auto; }

.facility-section__body { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.facility-section__image img { border: 1px solid var(--border); }
.facility-section__text p { color: var(--text-sub); white-space: pre-line; }
@media (max-width: 860px) { .facility-section__body { grid-template-columns: 1fr; } }

.features-section__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 960px) { .features-section__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .features-section__grid { grid-template-columns: 1fr; } }
.feature-item { text-align: center; padding: 28px 16px; background: var(--bg-card); border: 1px solid var(--border); }
.feature-item__icon { display: inline-flex; width: 44px; height: 44px; color: var(--accent-light); margin-bottom: 16px; }
.feature-item__icon svg { width: 100%; height: 100%; }
.feature-item__title { font-size: 1rem; margin-bottom: 8px; }
.feature-item__desc { color: var(--text-sub); font-size: 0.85rem; }

.guide-section__body { color: var(--text-sub); white-space: pre-line; max-width: 760px; }

.price-section__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 860px) { .price-section__grid { grid-template-columns: 1fr; } }
.price-card { text-align: center; padding: 40px 24px; background: var(--bg-card); border: 1px solid var(--border); }
.price-card__name { font-family: var(--font-serif-jp); font-size: 1.1rem; margin-bottom: 16px; }
.price-card__amount { font-family: var(--font-serif-en); font-size: 1.6rem; color: var(--accent-light); margin-bottom: 14px; }
.price-card__desc { color: var(--text-sub); font-size: 0.9rem; }

.access-section__body { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 860px) { .access-section__body { grid-template-columns: 1fr; } }
.access-section__address { font-size: 1.05rem; margin-bottom: 16px; }
.access-section__note { color: var(--text-sub); white-space: pre-line; }
.access-section__map iframe { width: 100%; height: 320px; border: 1px solid var(--border); }

/* ---------------------------------------------------------------------
   Generic simple page + 404
   --------------------------------------------------------------------- */
.simple-page { padding: 160px 24px 100px; }
.simple-page__inner { max-width: 760px; margin: 0 auto; }
.simple-page__title { font-family: var(--font-serif-jp); font-size: 2rem; margin-bottom: 32px; }
.simple-page__content p { margin: 0 0 1.4em; color: var(--text-sub); }

.error-404 { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px 24px; }
.error-404__eyebrow { font-family: var(--font-serif-en); font-size: 3rem; color: var(--accent-light); margin-bottom: 8px; }
.error-404__title { font-family: var(--font-serif-jp); font-size: 1.6rem; margin-bottom: 16px; }
.error-404__desc { color: var(--text-sub); margin-bottom: 32px; max-width: 480px; }

/* ---------------------------------------------------------------------
   Submit a work (front-end open submission)
   --------------------------------------------------------------------- */
.submit-count {
	text-align: center;
	font-family: var(--font-serif-en);
	letter-spacing: 0.05em;
	color: var(--accent-light);
	max-width: var(--container);
	margin: 0 auto 32px;
	padding: 0 24px;
}

.submit-guidelines {
	max-width: var(--container);
	margin: 0 auto 40px;
	padding: 24px 28px;
	background: var(--bg-section);
	border: 1px solid var(--border);
}
.submit-guidelines__title { font-family: var(--font-serif-jp); font-size: 1.05rem; margin-bottom: 14px; }
.submit-guidelines ul { display: flex; flex-direction: column; gap: 8px; }
.submit-guidelines li { position: relative; padding-left: 1.2em; color: var(--text-sub); font-size: 0.88rem; }
.submit-guidelines li::before { content: "・"; position: absolute; left: 0; color: var(--accent-light); }

.submit-errors {
	max-width: var(--container);
	margin: 0 auto 32px;
	padding: 18px 24px;
	border: 1px solid #8a3b3b;
	background: rgba(138, 59, 59, 0.12);
}
.submit-errors__title { font-weight: 600; margin-bottom: 8px; }
.submit-errors ul { display: flex; flex-direction: column; gap: 4px; }
.submit-errors li { color: #e9bcbc; font-size: 0.88rem; }

.submit-form {
	max-width: 720px;
	margin: 0 auto 100px;
	padding: 0 24px;
	display: flex;
	flex-direction: column;
	gap: 26px;
}
.submit-form__row { display: flex; flex-direction: column; gap: 8px; }
.submit-form__label { font-size: 0.85rem; color: var(--text-sub); }
.submit-form__label .required { color: var(--accent-light); margin-left: 4px; }
.submit-form input[type="text"],
.submit-form textarea {
	width: 100%;
	background: var(--bg-section);
	border: 1px solid var(--border);
	color: var(--text-main);
	padding: 14px 16px;
	font-family: inherit;
	font-size: 1rem;
}
.submit-form textarea { min-height: 160px; resize: vertical; }
.submit-form__hint { color: var(--text-sub); font-size: 0.78rem; }

.submit-form__hp { position: absolute; left: -9999px; top: -9999px; }

.submit-form__file {
	border: 1px dashed var(--border);
	background: var(--bg-section);
	padding: 16px;
}
.submit-form__file input[type="file"] { width: 100%; color: var(--text-sub); font-size: 0.85rem; }

.submit-form__main-preview { display: none; margin-top: 14px; max-width: 320px; border: 1px solid var(--border); }
.submit-form__main-preview.is-visible { display: block; }
.submit-form__main-preview img { width: 100%; display: block; }

.submit-form__extra-list { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 14px; }
.submit-form__extra-item { position: relative; width: 84px; height: 84px; border: 1px solid var(--border); }
.submit-form__extra-item img { width: 100%; height: 100%; object-fit: cover; display: block; }
.submit-form__extra-remove {
	position: absolute;
	top: -8px; right: -8px;
	width: 22px; height: 22px;
	display: flex; align-items: center; justify-content: center;
	border-radius: 50%;
	border: 1px solid var(--bg-main);
	background: var(--accent);
	color: var(--text-main);
	font-size: 0.9rem;
	line-height: 1;
}

.submit-form__checkbox {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	color: var(--text-sub);
	font-size: 0.85rem;
	margin-bottom: 12px;
}
.submit-form__checkbox input { width: 17px; height: 17px; margin-top: 3px; flex-shrink: 0; accent-color: var(--accent-light); }
.submit-form__checkbox a { color: var(--accent-light); text-decoration: underline; }

.submit-form__submit { text-align: center; margin-top: 4px; }
.submit-form__submit .btn[disabled] { opacity: 0.6; pointer-events: none; }

.submit-success { max-width: 640px; margin: 0 auto; padding: 40px 24px 120px; text-align: center; }
.submit-success__icon { font-size: 2rem; color: var(--accent-light); margin-bottom: 16px; }
.submit-success__title { font-family: var(--font-serif-jp); font-size: 1.6rem; margin-bottom: 12px; }
.submit-success__desc { color: var(--text-sub); margin-bottom: 32px; }
.submit-success__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

@media (max-width: 600px) {
	.submit-form { gap: 22px; }
	.submit-form input[type="text"],
	.submit-form textarea { padding: 12px 14px; font-size: 0.95rem; }
	.submit-success__actions { flex-direction: column; align-items: stretch; }
	.submit-success__actions .btn { text-align: center; }
}