/* ==========================================================================
   Front Page – Cyber / modern visual
   ========================================================================== */

.site-main--front {
	padding: 0;
	background: var(--cyber-bg);
}

body.home {
	--cyber-cyan: #3f98d0;
	--cyber-magenta: #bfa6cf;
	--cyber-lime: #d8e7c8;
	--cyber-orange: #f2c8ae;
	--cyber-bg: #103788;
	--cyber-bg-soft: #245aa9;
	--cyber-bg-panel: rgba(16, 55, 136, 0.82);
	--cyber-sky: #d9e2ef;
	--cyber-text: #f2f6fb;
	--cyber-text-muted: rgba(242, 246, 251, 0.72);
	--cyber-border: rgba(122, 162, 202, 0.36);
	--cyber-glow: 0 0 20px rgba(57, 141, 195, 0.24);
	--cyber-glow-magenta: 0 0 16px rgba(191, 166, 207, 0.24);
	--header-teal: #7aa2ca;
}

.home .site-header--front .nav-list .menu-item a,
.home .site-header--front .nav-list__link,
.home .site-header--front .site-branding__link,
.home .site-header--front .custom-logo-link,
.home .site-header--front .site-header__menu-label {
	text-shadow: 0 1px 8px rgba(0, 0, 0, 0.55);
}

/* --------------------------------------------------------------------------
   Shared visual block (hero + about)
   -------------------------------------------------------------------------- */

.top-visual {
	position: relative;
	overflow: hidden;
	overflow-x: clip;
	color: var(--color-white);
	background: var(--cyber-bg);
}

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

.top-hero {
	position: relative;
	min-height: 100svh;
	height: 100svh;
	box-sizing: border-box;
	overflow: hidden;
	background: var(--cyber-bg);
}

.top-hero__stage {
	position: absolute;
	inset: 0;
	z-index: 1;
}

.top-hero::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	z-index: 2;
	height: calc(var(--header-height) + 3rem);
	pointer-events: none;
	background: linear-gradient(180deg, rgba(6, 13, 24, 0.42) 0%, transparent 100%);
}

.top-hero__bg {
	position: absolute;
	inset: 0;
	z-index: 0;
	pointer-events: none;
	overflow: hidden;
}

.top-hero__grid {
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(63, 152, 208, 0.08) 1px, transparent 1px),
		linear-gradient(90deg, rgba(63, 152, 208, 0.08) 1px, transparent 1px);
	background-size: 48px 48px;
	mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, transparent 70%);
}

.top-hero__glow {
	position: absolute;
	border-radius: 50%;
	filter: blur(80px);
	opacity: 0.45;
}

.top-hero__glow--cyan {
	top: 8%;
	left: -8%;
	width: min(50vw, 420px);
	height: min(50vw, 420px);
	background: var(--cyber-cyan);
}

.top-hero__glow--magenta {
	right: -6%;
	bottom: 18%;
	width: min(42vw, 360px);
	height: min(42vw, 360px);
	background: var(--cyber-magenta);
}

.top-hero__scanlines {
	position: absolute;
	inset: 0;
	background: repeating-linear-gradient(
		180deg,
		transparent 0,
		transparent 3px,
		rgba(0, 0, 0, 0.03) 3px,
		rgba(0, 0, 0, 0.03) 4px
	);
	opacity: 0.35;
}

.top-hero__scene {
	position: absolute;
	inset: 0;
	z-index: 1;
	width: 100%;
	height: 100%;
	overflow: hidden;
}

.top-hero__layer {
	position: absolute;
	inset: 0;
	pointer-events: none;
	will-change: transform;
}

.top-hero__layer img {
	display: block;
	width: 100%;
	height: 100%;
}

.top-hero__layer--bg {
	z-index: 1;
	top: auto;
	bottom: 0;
	left: 0;
	right: 0;
	height: auto;
}

.top-hero__layer--bg img {
	width: 100%;
	height: auto;
	max-height: 100%;
	object-fit: contain;
	object-position: center bottom;
}

.top-hero__media {
	position: absolute;
	inset: 0;
	z-index: 1;
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 0;
}

.top-hero__image {
	display: block;
	width: 100%;
	height: 100%;
	margin: 0;
	object-fit: cover;
	object-position: center bottom;
}

.top-hero__characters {
	position: absolute;
	inset: 0;
	z-index: 2;
	pointer-events: none;
}

.top-hero__brand-logo {
	position: absolute;
	left: 50%;
	top: 74%;
	z-index: 3;
	width: min(64vw, 380px);
	margin: 0;
	pointer-events: none;
	opacity: 0;
	transform: translate3d(-50%, -50%, 0) translate3d(0, var(--mv-distance, 36px), 0);
	will-change: opacity, transform;
	filter:
		drop-shadow(0 6px 18px rgba(6, 13, 24, 0.48))
		drop-shadow(0 2px 8px rgba(6, 13, 24, 0.36));
}

.top-hero__brand-logo img {
	display: block;
	width: 100%;
	height: auto;
}

.top-hero__character {
	position: absolute;
	bottom: 0;
	will-change: transform;
	filter: drop-shadow(0 18px 32px rgba(6, 13, 24, 0.28));
	animation: top-hero-float 6.8s ease-in-out infinite;
}

.top-hero__character img {
	display: block;
	width: 100%;
	height: auto;
}

.top-hero__character--sax {
	left: 3%;
	bottom: 18%;
	width: clamp(200px, 20vw, 310px);
	animation-delay: -0.3s;
}

.top-hero__character--keyboard {
	left: 20%;
	bottom: 11%;
	width: clamp(185px, 18vw, 285px);
	animation-duration: 7.4s;
	animation-delay: -1.8s;
}

.top-hero__character--conductor {
	left: 39%;
	bottom: 14%;
	width: clamp(255px, 22vw, 360px);
	animation-duration: 6.2s;
	animation-delay: -0.8s;
	z-index: 2;
}

.top-hero__character--neko {
	left: 52%;
	bottom: 18%;
	width: clamp(110px, 12.5vw, 175px);
	z-index: 4;
	animation-duration: 5.2s;
	animation-delay: -2.1s;
	filter: drop-shadow(0 10px 18px rgba(6, 13, 24, 0.32));
}

.top-hero__character--violin {
	right: 19%;
	bottom: 21%;
	width: clamp(210px, 20vw, 315px);
	animation-duration: 7s;
	animation-delay: -2.6s;
	z-index: 1;
}

.top-hero__character--cello {
	right: 2%;
	bottom: 5%;
	width: clamp(225px, 21.5vw, 335px);
	animation-duration: 7.8s;
	animation-delay: -1.4s;
}

@keyframes top-hero-float {
	0%,
	100% {
		transform: translate3d(0, 0, 0);
	}

	50% {
		transform: translate3d(0, -18px, 0);
	}
}

/* --------------------------------------------------------------------------
   About lead
   -------------------------------------------------------------------------- */

.top-about {
	position: relative;
	z-index: 2;
	isolation: isolate;
	padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(4rem, 10vw, 7rem);
	background: linear-gradient(
		180deg,
		var(--cyber-bg) 0%,
		var(--cyber-bg-soft) 52%,
		var(--cyber-bg) 100%
	);
}

/* UX brush-up: subtle geometric watermark behind About layout */
.top-about__watermark {
	position: absolute;
	inset: 8% 4% 12%;
	z-index: 0;
	pointer-events: none;
	opacity: 0.45;
	background:
		radial-gradient(circle at 28% 42%, rgba(90, 217, 217, 0.12) 0, transparent 42%),
		repeating-conic-gradient(
			from 0deg at 50% 50%,
			rgba(122, 162, 202, 0.05) 0deg 12deg,
			transparent 12deg 24deg
		);
	mask-image: radial-gradient(ellipse 80% 70% at 35% 55%, #000 20%, transparent 72%);
}

.top-about__inner {
	position: relative;
	z-index: 1;
	max-width: min(100% - 2rem, 72rem);
	margin-inline: auto;
	padding: 0 clamp(1rem, 4vw, 2rem);
}

.top-about__layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	align-items: stretch;
}

.top-about__layout--with-guide {
	grid-template-columns: clamp(11rem, 26vw, 16.5rem) minmax(0, 1fr);
	grid-template-rows: auto auto;
	grid-template-areas:
		"about ."
		"guide body";
	gap: clamp(0.65rem, 2vw, 1rem) clamp(0.75rem, 2vw, 1.25rem);
	align-items: start;
}

.top-about__layout--with-guide .top-about__bg-word {
	grid-area: about;
}

.top-about__layout--with-guide .top-about__guide {
	grid-area: guide;
}

.top-about__layout--with-guide .top-about__body {
	grid-area: body;
	align-self: start;
}

.top-about__bg-word {
	display: flex;
	justify-content: flex-start;
	font-family: Oswald, "Noto Sans JP", sans-serif;
	font-size: clamp(2.5rem, 8.5vw, 5.5rem);
	font-weight: 700;
	letter-spacing: 0.01em;
	line-height: 0.88;
	white-space: nowrap;
	pointer-events: none;
	user-select: none;
}

.top-about__bg-word--solo {
	grid-column: 1 / -1;
	margin-bottom: 0.5rem;
}

.top-about__layout:not(.top-about__layout--with-guide) .top-about__body {
	grid-column: 1 / -1;
}

.top-about__bg-letter {
	display: inline-block;
	color: #fff;
	text-shadow:
		0 0 6px rgba(255, 255, 255, 0.55),
		0 0 18px rgba(255, 120, 160, 0.45),
		0 0 36px rgba(90, 200, 255, 0.55),
		0 0 64px rgba(70, 180, 255, 0.4),
		0 0 96px rgba(60, 160, 255, 0.28);
}

.top-about__bg-letter--accent {
	color: #ff5c5c;
	text-shadow:
		0 0 6px rgba(255, 180, 180, 0.75),
		0 0 16px rgba(255, 90, 120, 0.7),
		0 0 32px rgba(255, 70, 110, 0.55),
		0 0 56px rgba(255, 80, 140, 0.4),
		0 0 18px rgba(255, 140, 180, 0.35);
}

.top-about__bg-letter:nth-child(2) {
	text-shadow:
		0 0 6px rgba(255, 255, 255, 0.55),
		0 0 18px rgba(255, 110, 150, 0.5),
		0 0 34px rgba(255, 120, 170, 0.35),
		0 0 48px rgba(100, 200, 255, 0.35);
}

.top-about__bg-letter:nth-child(3) {
	text-shadow:
		0 0 6px rgba(255, 255, 255, 0.6),
		0 0 18px rgba(160, 190, 255, 0.45),
		0 0 36px rgba(90, 200, 255, 0.5),
		0 0 64px rgba(70, 180, 255, 0.35);
}

.top-about__bg-letter:nth-child(4),
.top-about__bg-letter:nth-child(5) {
	text-shadow:
		0 0 6px rgba(255, 255, 255, 0.65),
		0 0 16px rgba(120, 220, 255, 0.65),
		0 0 32px rgba(60, 200, 255, 0.55),
		0 0 56px rgba(40, 170, 255, 0.4),
		0 0 88px rgba(30, 150, 255, 0.28);
}

.top-about__guide {
	position: relative;
	z-index: 1;
	width: 100%;
	margin: 0;
	overflow: visible;
	height: clamp(10rem, 26vw, 15.5rem);
	pointer-events: none;
	user-select: none;
}

.top-about__guide-img {
	display: block;
	width: auto;
	height: 100%;
	max-width: none;
	margin: 0;
	margin-right: auto;
	object-fit: contain;
	object-position: left bottom;
	filter: drop-shadow(0 16px 28px rgba(6, 13, 24, 0.28));
	transform: none;
}

.top-about__body {
	position: relative;
	z-index: 2;
	display: flex;
	align-items: flex-start;
	min-width: 0;
	padding-top: 0;
}

.top-about__copy {
	display: flex;
	flex-direction: column;
	justify-content: flex-start;
	gap: clamp(0.45rem, 1.2vw, 0.7rem);
	width: 100%;
	max-width: none;
	--reveal-stagger: 0.12s;
}

.top-about__lead {
	margin: 0;
	font-size: clamp(1rem, 2.35vw, 1.1875rem);
	font-weight: 500;
	line-height: 1.5;
	letter-spacing: 0.02em;
	color: rgba(217, 226, 239, 0.92);
}

.top-about__mission {
	margin: 0.25rem 0 0.5rem;
	padding-left: 0.75rem;
	font-size: clamp(1.25rem, 3.2vw, 1.625rem);
	font-weight: 700;
	line-height: 1.45;
	letter-spacing: 0.03em;
	color: #ffffff;
	border-left: 3px solid var(--cyber-cyan);
}

.top-about__closing {
	margin: 0;
	font-size: clamp(0.9375rem, 2.1vw, 1.0625rem);
	font-weight: 500;
	line-height: 1.48;
	letter-spacing: 0.02em;
	color: rgba(217, 226, 239, 0.78);
}

.top-about__copy p {
	margin: 0;
}

.top-about__link {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 0.5em;
	align-self: flex-start;
	width: fit-content;
	margin-top: 0.35rem;
	padding: 0.35em 0;
	font-size: 0.8125rem;
	font-weight: 800;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--cyber-cyan);
	text-decoration: none;
	border-bottom: none;
	transition: color 0.2s ease, text-shadow 0.2s ease;
}

.top-about__link::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0.42em;
	height: 1px;
	background: linear-gradient(90deg, rgba(0, 212, 255, 0.75), rgba(0, 212, 255, 0.2));
	transform: scaleX(0);
	transform-origin: left center;
}

.top-about__link:hover {
	color: var(--color-white);
	text-decoration: none;
	text-shadow: 0 0 12px rgba(255, 45, 155, 0.55);
}

.top-about__link:hover::after {
	background: linear-gradient(90deg, var(--cyber-magenta), rgba(255, 45, 155, 0.35));
	transform: scaleX(1);
}

.top-about__link-arrow {
	display: inline-block;
	transition: transform 0.15s ease;
}

.top-about__link:hover .top-about__link-arrow {
	animation: none;
	transform: translateX(4px);
}

.top-visual::after {
	content: "";
	display: block;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.45), transparent);
	box-shadow: 0 0 12px rgba(0, 212, 255, 0.35);
}

/* --------------------------------------------------------------------------
   Concert section
   -------------------------------------------------------------------------- */

.top-concerts {
	position: relative;
	padding: clamp(4rem, 8vw, 6rem) 0;
	background:
		radial-gradient(ellipse 80% 50% at 50% 0%, rgba(63, 152, 208, 0.12), transparent 60%),
		var(--cyber-bg);
	color: #e8f4ff;
	overflow: hidden;
	--concert-chamfer: 18px;
	--concert-frame-clip: polygon(
		var(--concert-chamfer) 0,
		100% 0,
		100% calc(100% - var(--concert-chamfer)),
		calc(100% - var(--concert-chamfer)) 100%,
		0 100%,
		0 var(--concert-chamfer)
	);
}

.top-concerts__bg-word {
	position: absolute;
	top: 18%;
	left: 50%;
	transform: translate(-50%, -50%);
	font-size: clamp(5rem, 18vw, 14rem);
	font-weight: 900;
	letter-spacing: 0.06em;
	color: rgba(217, 226, 239, 0.03);
	-webkit-text-stroke: 1px rgba(217, 226, 239, 0.18);
	text-shadow: 0 0 18px rgba(63, 152, 208, 0.08);
	white-space: nowrap;
	pointer-events: none;
	user-select: none;
	z-index: 0;
}

.top-concerts__header {
	position: relative;
	z-index: 1;
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	justify-content: space-between;
	gap: 1.25rem 2rem;
	max-width: 1200px;
	margin: 0 auto 2.5rem;
	padding-inline: clamp(1rem, 3vw, 1.5rem);
}

.top-concerts__title {
	margin: 0;
	font-family: var(--font-display);
	font-size: clamp(2rem, 5vw, 3.25rem);
	font-weight: 900;
	letter-spacing: 0.14em;
	line-height: 1;
	color: var(--color-white);
	text-transform: uppercase;
	min-height: 1em;
}

.top-concerts__typed {
	display: inline;
}

.top-concerts__cursor {
	color: var(--cyber-cyan);
	opacity: 1;
}

.top-concerts__cursor.is-blinking,
.top-concerts__title:not(.is-typing):not(.is-typed) .top-concerts__cursor {
	animation: concert-cursor-blink 1.1s step-end infinite;
}

@keyframes concert-cursor-blink {
	50% {
		opacity: 0;
	}
}

.concert-filter {
	display: inline-flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.concert-filter__btn {
	padding: 0.5em 0.95em;
	font-family: var(--font-display);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: rgba(232, 244, 255, 0.5);
	background: transparent;
	border: 1px solid rgba(255, 255, 255, 0.12);
	clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
	cursor: pointer;
	transition: color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.concert-filter__btn:hover {
	color: var(--cyber-cyan);
	border-color: rgba(0, 212, 255, 0.45);
}

.concert-filter__btn.is-active {
	color: var(--cyber-bg);
	background: var(--cyber-cyan);
	border-color: var(--cyber-cyan);
	box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
}

.concert-carousel-wrap {
	position: relative;
	z-index: 1;
}

/* Carousel – cyber HUD layout */
.concert-carousel {
	display: grid;
	grid-template-columns: 44px 1fr 44px;
	align-items: center;
	gap: clamp(0.5rem, 2vw, 1.5rem);
	max-width: 1200px;
	margin-inline: auto;
	padding-inline: clamp(0.5rem, 3vw, 1.5rem);
}

.concert-carousel__nav {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	color: rgba(232, 244, 255, 0.55);
	background: rgba(12, 26, 46, 0.6);
	border: 1px solid rgba(0, 212, 255, 0.25);
	clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 6px 100%, 0 calc(100% - 6px));
	cursor: pointer;
	opacity: 0.85;
	transition: opacity 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.concert-carousel__nav-glyph {
	font-size: 1.35rem;
	line-height: 1;
}

.concert-carousel__nav:hover {
	opacity: 1;
	color: var(--cyber-cyan);
	border-color: var(--cyber-cyan);
	box-shadow: 0 0 12px rgba(0, 212, 255, 0.35);
}

.concert-carousel__viewport {
	overflow-x: auto;
	overflow-y: hidden;
	scroll-snap-type: x mandatory;
	scrollbar-width: none;
	-ms-overflow-style: none;
	-webkit-overflow-scrolling: touch;
}

.concert-carousel__viewport::-webkit-scrollbar {
	display: none;
}

.concert-carousel__track {
	display: flex;
	align-items: center;
	gap: clamp(1rem, 3vw, 2rem);
	padding-block: 1rem;
	padding-inline: calc(50% - clamp(105px, 14vw, 150px));
}

.concert-slide {
	flex: 0 0 auto;
	width: clamp(210px, 28vw, 300px);
	scroll-snap-align: center;
	transform-origin: center center;
	opacity: 1;
	transform: scale(1);
}

.concert-slide.is-filtered-out {
	display: none !important;
}

.concert-slide.is-active {
	z-index: 1;
}

.concert-slide__shell {
	position: relative;
}

.concert-slide__frame-wrap {
	position: relative;
	isolation: isolate;
	overflow: hidden;
	clip-path: var(--concert-frame-clip);
}

.concert-slide__glow {
	position: absolute;
	inset: -120%;
	z-index: 0;
	background: conic-gradient(
		from 0deg,
		transparent 0deg,
		rgba(90, 217, 217, 0.95) 42deg,
		transparent 84deg,
		transparent 180deg,
		rgba(255, 45, 155, 0.85) 222deg,
		transparent 264deg,
		transparent 360deg
	);
	opacity: 0;
	pointer-events: none;
	animation: concert-border-glow 3.6s linear infinite;
}

@keyframes concert-border-glow {
	to {
		transform: rotate(360deg);
	}
}

.concert-slide__frame {
	position: relative;
	z-index: 1;
	display: block;
	padding: 0;
	margin: 2px;
	width: auto;
	background: #0a0f18;
	border: 0;
	cursor: pointer;
	aspect-ratio: 210 / 297;
	overflow: hidden;
	clip-path: var(--concert-frame-clip);
	transition: box-shadow 0.3s ease;
	box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
}

.concert-slide__frame::before,
.concert-slide__frame::after {
	content: "";
	position: absolute;
	z-index: 2;
	pointer-events: none;
}

.concert-slide__frame::before {
	top: 10px;
	left: 10px;
	width: 14px;
	height: 14px;
	border-top: 2px solid rgba(90, 217, 217, 0.75);
	border-left: 2px solid rgba(90, 217, 217, 0.75);
}

.concert-slide__frame::after {
	right: 28px;
	bottom: 10px;
	width: 14px;
	height: 14px;
	border-right: 2px solid rgba(255, 255, 255, 0.22);
	border-bottom: 2px solid rgba(255, 255, 255, 0.22);
}

.concert-slide__flyer {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.concert-slide__caption {
	margin-top: 1rem;
	opacity: 1;
	transform: none;
}

.concert-slide__date,
.concert-slide__type {
	display: inline-block;
	margin-right: 0.75rem;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: rgba(232, 244, 255, 0.45);
}

.concert-slide__type {
	color: var(--cyber-cyan);
}

.concert-slide__name {
	margin: 0.45rem 0 0;
	font-size: 0.9375rem;
	font-weight: 800;
	line-height: 1.5;
	color: var(--color-white);
}

.concert-slide__placeholder {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	width: 100%;
	height: 100%;
	padding: 1.5rem;
	background: linear-gradient(160deg, #101a28, #0a0f18);
	color: var(--cyber-text);
	text-align: center;
}

.concert-slide__placeholder-title {
	font-size: 0.875rem;
	font-weight: 800;
	line-height: 1.5;
}

.concert-slide__placeholder-date {
	font-size: 0.75rem;
	font-weight: 600;
	color: var(--cyber-text-muted);
}

/* Coming Soon */
.concert-slide__coming-soon {
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
	background: rgba(57, 141, 195, 0.08);
	border: 1px solid rgba(122, 162, 202, 0.35);
	backdrop-filter: blur(10px);
}

.concert-slide__coming-soon-text {
	font-size: clamp(0.9375rem, 2.2vw, 1.125rem);
	font-weight: 700;
	letter-spacing: 0.12em;
	color: rgba(232, 244, 255, 0.55);
}

.top-concerts__footer-line {
	position: relative;
	z-index: 1;
	display: flex;
	justify-content: space-between;
	max-width: 1200px;
	margin: 2.5rem auto 0;
	padding-inline: clamp(1rem, 3vw, 1.5rem);
}

.top-concerts__footer-line span {
	display: block;
	width: clamp(48px, 8vw, 96px);
	height: 1px;
	background: rgba(255, 255, 255, 0.18);
}

/* --------------------------------------------------------------------------
   News section
   -------------------------------------------------------------------------- */

.top-news {
	position: relative;
	padding: clamp(4rem, 8vw, 6rem) clamp(1.25rem, 4vw, 3rem);
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	background:
		radial-gradient(ellipse 80% 50% at 50% 0%, rgba(63, 152, 208, 0.1), transparent 60%),
		var(--cyber-bg);
	color: #e8f4ff;
	overflow: hidden;
}

.top-news__bg-word {
	position: absolute;
	top: 22%;
	left: 50%;
	transform: translate(-50%, -50%);
	font-size: clamp(5rem, 18vw, 14rem);
	font-weight: 900;
	letter-spacing: 0.06em;
	color: rgba(217, 226, 239, 0.03);
	-webkit-text-stroke: 1px rgba(217, 226, 239, 0.18);
	text-shadow: 0 0 18px rgba(63, 152, 208, 0.08);
	white-space: nowrap;
	pointer-events: none;
	user-select: none;
	z-index: 0;
}

.top-news__inner {
	position: relative;
	z-index: 1;
	max-width: 1200px;
	margin: 0 auto;
}

.top-news__header {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	justify-content: space-between;
	gap: 1.25rem 2rem;
	margin-bottom: 2.5rem;
}

.top-news__title {
	margin: 0;
	font-family: var(--font-display);
	font-size: clamp(2rem, 5vw, 3.25rem);
	font-weight: 900;
	letter-spacing: 0.14em;
	line-height: 1;
	color: var(--color-white);
	text-transform: uppercase;
	min-height: 1em;
}

.top-news__typed {
	display: inline;
}

.top-news__cursor {
	color: var(--cyber-cyan);
	opacity: 1;
}

.top-news__cursor.is-blinking,
.top-news__title:not(.is-typing):not(.is-typed) .top-news__cursor {
	animation: concert-cursor-blink 1.1s step-end infinite;
}

.top-news__more {
	flex-shrink: 0;
	font-family: var(--font-mono);
	font-size: 0.75rem;
	font-weight: 500;
	letter-spacing: 0.1em;
	color: #7c8b8f;
	text-decoration: none;
	transition: color 0.25s ease;
}

.top-news__more:hover {
	color: var(--header-teal);
	text-decoration: none;
}

.top-news__list {
	display: flex;
	flex-direction: column;
}

.top-news__row {
	display: grid;
	grid-template-columns: 140px 110px minmax(0, 1fr) 20px;
	gap: 1.5rem;
	align-items: center;
	padding: 1.25rem 0.75rem;
	margin-inline: -0.75rem;
	border-top: 1px solid rgba(255, 255, 255, 0.08);
	color: inherit;
	text-decoration: none;
	border-radius: 6px;
	transition:
		background 0.2s ease,
		transform 0.2s ease,
		border-color 0.2s ease;
}

.top-news__list .top-news__row:last-child {
	border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-news__row:hover {
	background: rgba(90, 217, 217, 0.1);
	border-top-color: rgba(90, 217, 217, 0.15);
	text-decoration: none;
	transform: translateX(4px);
}

.top-news__row:hover + .top-news__row {
	border-top-color: rgba(90, 217, 217, 0.15);
}

.top-news__row:hover .top-news__arrow {
	color: var(--cyber-cyan);
}

.top-news__date {
	font-family: var(--font-mono);
	font-size: 0.75rem;
	color: #7c8b8f;
	white-space: nowrap;
}

.top-news__tag {
	justify-self: start;
	width: fit-content;
	padding: 0.25em 0.65em;
	border: 1px solid var(--header-teal);
	font-family: var(--font-oswald);
	font-size: 0.65625rem;
	font-weight: 500;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--header-teal);
	white-space: nowrap;
}

.top-news__post-title {
	font-size: 0.90625rem;
	font-weight: 500;
	line-height: 1.5;
	color: #e7edee;
}

.top-news__arrow {
	color: #7c8b8f;
	font-size: 0.875rem;
	text-align: right;
}

.top-news__empty {
	margin: 0;
	font-size: 0.875rem;
	color: #7c8b8f;
}

/* Detail panel – light */
.concert-detail {
	position: relative;
	z-index: 1;
	max-width: 1200px;
	margin-inline: auto;
	padding-inline: clamp(1rem, 3vw, 1.5rem);
}

.concert-detail__inner {
	padding: clamp(1.5rem, 3vw, 2.25rem) 0 0;
	border-top: 1px solid rgba(26, 26, 26, 0.1);
}

.concert-detail__label {
	margin: 0 0 0.35rem;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--cyber-magenta);
}

.concert-detail__title {
	margin: 0 0 1.5rem;
	font-size: clamp(1.125rem, 2.5vw, 1.5rem);
	font-weight: 900;
	line-height: 1.4;
	color: var(--color-black);
}

.concert-detail__meta {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
	gap: 1.25rem 2.5rem;
	margin: 0 0 1.75rem;
}

.concert-detail__meta-row dt {
	margin: 0 0 0.15em;
	font-size: 0.625rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: rgba(26, 26, 26, 0.4);
}

.concert-detail__meta-row dd {
	margin: 0;
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--color-black);
}

.concert-detail__meta-row a {
	color: var(--color-brand-blue);
	text-decoration: none;
}

.concert-detail__meta-row a:hover {
	text-decoration: underline;
}

.concert-detail__block {
	margin-bottom: 1.5rem;
}

.concert-detail__block h4 {
	margin: 0 0 0.5rem;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: rgba(26, 26, 26, 0.45);
}

.concert-detail__block p,
.concert-detail__excerpt {
	margin: 0;
	font-size: 0.875rem;
	line-height: 1.9;
	color: rgba(26, 26, 26, 0.72);
}

.concert-detail__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
	margin-top: 1.75rem;
}

.btn--ghost-light {
	background: transparent;
	color: var(--color-black);
	border: 1px solid rgba(26, 26, 26, 0.2);
	box-shadow: none;
}

.btn--ghost-light:hover {
	border-color: var(--color-black);
	box-shadow: none;
}

/* --------------------------------------------------------------------------
   Concert modal
   -------------------------------------------------------------------------- */

body.concert-modal-open {
	overflow: hidden;
}

.concert-modal {
	position: fixed;
	inset: 0;
	z-index: 2000;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 1.5rem;
}

.concert-modal[hidden] {
	display: none;
}

.concert-modal__backdrop {
	position: absolute;
	inset: 0;
	background: rgba(10, 10, 10, 0.72);
	backdrop-filter: blur(4px);
}

.concert-modal__dialog {
	position: relative;
	z-index: 1;
	width: min(100%, 560px);
	max-height: min(90vh, 800px);
	overflow-y: auto;
	background: var(--color-white);
	border-radius: 4px;
	box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
	outline: none;
}

.concert-modal__close {
	position: absolute;
	top: 0.75rem;
	right: 0.75rem;
	z-index: 2;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	padding: 0;
	font-size: 1.5rem;
	line-height: 1;
	color: var(--color-black);
	background: rgba(255, 255, 255, 0.9);
	border: 1px solid rgba(26, 26, 26, 0.1);
	border-radius: 50%;
	cursor: pointer;
	transition: background 0.15s ease;
}

.concert-modal__close:hover {
	background: var(--color-white);
}

.concert-modal__content {
	padding: clamp(1.5rem, 4vw, 2.5rem);
}

.concert-modal__content .concert-detail__inner {
	padding: 0;
	border: 0;
}

.concert-modal__flyer {
	margin-bottom: 1.5rem;
	border-radius: 2px;
	overflow: hidden;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.concert-modal__flyer img {
	display: block;
	width: 100%;
	height: auto;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
	:root {
		--header-height: 96px;
	}

	.site-main--front {
		padding: 0 !important;
		margin: 0;
		overflow-x: clip;
		max-width: 100%;
	}

	.top-visual {
		margin: 0;
		padding: 0;
		overflow-x: clip;
		max-width: 100%;
	}

	/* SP hero: full viewport, center character + logo only */
	.top-hero {
		width: 100%;
		max-width: 100%;
		height: 100svh;
		height: 100dvh;
		min-height: 100svh;
		min-height: 100dvh;
		margin: 0;
		aspect-ratio: auto;
	}

	.top-hero__stage {
		position: absolute;
		inset: 0;
		width: auto;
		height: auto;
		transform: none;
	}

	/* Fill the whole viewport with the scene background (no dark empty band). */
	.top-hero__scene {
		inset: 0;
	}

	.top-hero__layer--bg {
		inset: 0;
		top: 0;
		bottom: 0;
		left: 0;
		right: 0;
		height: 100%;
	}

	.top-hero__layer--bg img {
		width: 100%;
		height: 100%;
		max-height: none;
		object-fit: cover;
		object-position: center bottom;
	}

	.top-hero__character--sax,
	.top-hero__character--keyboard,
	.top-hero__character--violin,
	.top-hero__character--cello,
	.top-hero__character--neko {
		display: none;
	}

	.top-hero__character--conductor {
		left: 50%;
		bottom: 18%;
		width: min(62vw, 300px);
		margin-left: calc(min(62vw, 300px) / -2);
		z-index: 2;
	}

	.top-hero__brand-logo {
		top: auto;
		bottom: 7%;
		width: min(72vw, 300px);
	}

	.top-hero__character {
		animation-name: top-hero-float-sp;
	}

	.top-hero__ambient {
		display: none;
	}

	@keyframes top-hero-float-sp {
		0%,
		100% {
			transform: translate3d(0, 0, 0);
		}

		50% {
			transform: translate3d(0, -8px, 0);
		}
	}

	.site-branding__logo img,
	.site-header .custom-logo-link img {
		height: clamp(44px, 12vw, 56px);
	}

	/* About: cleaner single-column layout */
	.top-about {
		padding: 2.25rem 0 3rem;
	}

	.top-about__inner {
		max-width: 100%;
		padding: 0 1.25rem;
	}

	.top-about__watermark {
		inset: 8% 0 10%;
		opacity: 0.28;
	}

	.top-about__layout--with-guide {
		display: flex;
		flex-direction: column;
		align-items: stretch;
		gap: 1rem;
	}

	.top-about__bg-word {
		font-size: clamp(2.25rem, 14vw, 3.25rem);
		line-height: 1;
	}

	.top-about__guide {
		order: 2;
		width: min(42vw, 9.5rem);
		height: auto;
		max-height: 11rem;
		align-self: center;
	}

	.top-about__guide-img {
		width: 100%;
		height: auto;
		max-height: 11rem;
		object-fit: contain;
		object-position: center bottom;
		transform: none;
	}

	.top-about__body {
		order: 3;
		width: 100%;
		padding: 0;
	}

	.top-about__copy {
		gap: 0.85rem;
		max-width: 36rem;
		margin: 0 auto;
	}

	.top-about__lead,
	.top-about__closing {
		font-size: 0.9375rem;
		line-height: 1.8;
		letter-spacing: 0.03em;
		overflow-wrap: break-word;
		word-break: normal;
		line-break: strict;
	}

	.top-about__mission {
		margin: 0.15rem 0;
		padding-left: 0.7rem;
		font-size: 1.0625rem;
		line-height: 1.6;
		letter-spacing: 0.02em;
	}

	.top-about__link {
		align-self: flex-start;
		width: fit-content;
		max-width: 100%;
		margin-top: 0.25rem;
		letter-spacing: 0.08em;
	}

	.top-about__link::after {
		right: auto;
		width: 100%;
	}

	.concert-carousel {
		grid-template-columns: 1fr;
	}

	.top-concerts__header {
		flex-direction: column;
		align-items: flex-start;
	}

	.concert-filter {
		flex-wrap: wrap;
		gap: 0.4rem;
	}

	.concert-filter__btn {
		padding: 0.4rem 0.7rem;
		font-size: 0.75rem;
	}

	.concert-carousel__nav {
		display: none;
	}

	.concert-carousel__track {
		padding-inline: calc(50% - 26vw);
		gap: 0.75rem;
	}

	.concert-slide {
		width: min(52vw, 220px);
	}

	.top-news__header {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.75rem;
	}

	.top-news__row {
		grid-template-columns: 1fr;
		gap: 0.5rem;
	}

	.top-news__arrow {
		display: none;
	}

	.concert-detail__actions {
		flex-direction: column;
	}

	.concert-detail__actions .btn {
		width: 100%;
		justify-content: center;
	}
}

@media (prefers-reduced-motion: reduce) {
	.concert-slide,
	.concert-carousel__nav,
	.concert-filter__btn,
	.top-about__link-arrow,
	.concert-slide__glow,
	.top-hero__character,
	.top-news__row {
		transition: none;
		animation: none;
	}

	.top-news__row:hover {
		transform: none;
	}

	.concert-slide.is-active .concert-slide__glow {
		opacity: 0.65;
	}
}