* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font: inherit;
	letter-spacing: calc(1px - 0.0625em);
}

:root {
	--pad: 1.5rem;
	--grid: 1.8rem;
	--font-size: 100%;
	--jump-size: 1;
	--fg: #292b2e;
	--bg: #fcfeff;
	--invert-fg: #fcfeff;
	--notice-color: rgb(255, 120, 120);

	--overscroll-header-bg: #49556c;
	--overscroll-footer-bg: var(--bg);

	--text-weak-a: 0.6;

	--scheme-h: 210;
	--scheme-s: 5%;
	--scheme-main-l: 100%;
	--scheme-invert-l: 0%;
	--border-l: 85%;
	--focus-h: 210;
	--focus-s: 80%;
	--focus-l: 50%;
	--focus-shadow-alpha: 0.3;
	--primary-h: 0;
	--primary-s: 23%;
	--primary-l: 52%;
	--primary-invert-l: 100%;
	--text-strong-l: 17%;
	--hover-border-l-delta: 5%;
	--active-border-l-delta: -5%;
	--input-border-l-delta: 0%;

	--control-height: 2.5rem;
	--control-line-height: 1.4;
	--control-padding-vertical: 0.5em;
	--control-padding-horizontal: 0.5em;
	--control-border-width: 0.0625rem;
	--control-radius: 0.25rem;

	--control-disabled-a: 0.6;

	--button-l-delta: 0%;
	--button-color-l-delta: 0%;
	--button-border-l-delta: 0%;
	--button-hover-l-delta: 5%;
	--button-active-l-delta: -7%;

	--base-font: "NeueFrutigerWorld-Book", "FP-こぶりなゴシック StdN W3", sans-serif;
	--heading-font: "Trajan", "FOT-筑紫Bオールド明朝 Pr6 R", serif;
	--subhead-font: "NeueFrutigerWorld-Book", "FP-こぶりなゴシック StdN", sans-serif;
	--control-font: "NeueFrutigerWorld-Book", "FP-こぶりなゴシック StdN", sans-serif;
	--input-font: sans-serif;

	--duration: 0.15s;
}

@media (prefers-color-scheme: dark) {
	:root {
		--fg: #cadbe3;
		--bg: #212528;
		--invert-fg: #cadbe3;
		--scheme-main-l: 15%;
		--scheme-invert-l: 95%;
		--text-strong-l: 95%;
		--border-l: 30%;
	}
}

@media (min-width: 1024px) {
	:root {
		--font-size: 102%;
		--jump-size: 1.06;
	}
}

@media (min-width: 1360px) {
	:root {
		--font-size: 105%;
		--jump-size: 1.08;
	}
}

:root {
	font-size: var(--font-size);
	font-family: var(--base-font);
	font-weight: 300;
	line-height: var(--grid);
	color: var(--fg);
	background: var(--bg);
}

:link,
:visited {
	color: var(--fg);
	text-underline-offset: 0.2em;
}

.latn {
	font-size: 116%;
}

small {
	font-size: 85%;
}
small.latn {
	font-size: calc(116% * 0.85);
}

.palt {
	font-feature-settings: "palt";
}

.double-hyphen {
	margin-inline: 0.12em;
}

.nobr {
	white-space: nowrap;
}

iframe {
	border: none; /* Fontplus */
}

/** Animation **/
@keyframes fade-in {
	0% {
		opacity: 0;
	}
	100% {
		opacity: 1;
	}
}

/** Components **/
.g-header {
	position: relative;
	color: var(--invert-fg);
	background: transparent url(img/bg-10.jpg) no-repeat 50% 50% / cover;
}
.bg-09 .g-header {
	background-image: url(img/bg-09.jpg);
}
.bg-10 .g-header {
	background-image: url(img/bg-10.jpg);
}
.g-header::before {
	content: "";
	position: absolute;
	inset: 0;
	top: calc(-5 * var(--grid));
	background: rgba(0, 8, 23, 0.5);
}
.g-header > .g-container{
	position: relative;
	z-index: 1;
}

.g-header {
	padding: calc(2 * var(--pad)) 0;
}
.g-header h1 {
	margin-bottom: 0.5rem;
	font-family: var(--heading-font);
	font-size: calc(175% * var(--jump-size));
	font-weight: 400;
	line-height: 1.2;
	letter-spacing: 0.05em;
	font-feature-settings: "palt";
}
.home-header h1 {
	font-size: calc(225% * var(--jump-size));
}
.g-header .date,
.g-header .performer {
	font-family: var(--heading-font);
	font-size: calc(100% * var(--jump-size));
	font-weight: 400;
	line-height: 1.4;
	letter-spacing: 0.1em;
	font-feature-settings: "palt";
}

.w {
	display: inline-block;
}
.w.kata {
	font-size: 112%;
}

.g-container {
	max-width: 40rem;
	margin: 0 auto;
	padding: 0 var(--pad);
}

.g-main {
	padding: calc(3 * var(--grid)) 0 calc(3 * var(--grid));
}

.g-footer {
	padding: calc(1 * var(--grid)) 0;
	font-size: 80%;
	text-align: center;
	opacity: var(--text-weak-a);
}

/** Concert List **/

.concert-list {
	list-style: none;
	border-top: solid 1px hsl(
		var(--scheme-h),
		var(--scheme-s),
		calc(var(--border-l))
	);
}

.concert-item {
	display: flex;
	flex-direction: column;
	row-gap: 0.75rem;
	padding: calc(1 * var(--grid)) 0;
	line-height: 1.5;
	text-decoration: none;
	border-bottom: solid 1px hsl(
		var(--scheme-h),
		var(--scheme-s),
		calc(var(--border-l))
	);
	border-radius: var(--control-radius);
}

.concert-item .date,
.concert-item .title,
.concert-item .place {
	font-family: var(--heading-font);
	font-size: calc(100% * var(--jump-size));
	font-weight: 400;
	line-height: 1.4;
	letter-spacing: 0.1em;
	font-feature-settings: "palt";
}

.concert-item .program {
	margin-top: 0.35rem;
	font-size: 87.5%;
	opacity: 0.7;
}

.concert-item .concert-link {
	margin-top: 0.35rem;
	align-self: center;
}

.button.concert-link {
	font-family: var(--base-font);
	padding-inline: 1.5em;
	letter-spacing: 0.05em;
	--button-h: 224;
	--button-s: var(--primary-s);
	--button-l: var(--primary-l);
	--button-background-l: 224;
	--button-border-l: var(--primary-l);
	--button-border-width: 0px;
	--button-color-l: var(--primary-invert-l);
	--button-outer-shadow-a: 0;
}

/** Article **/

.a-piece {
	margin-bottom: calc(3 * var(--grid));
}

.a-piece-title {
	margin-bottom: calc(1 * var(--grid));
	font-family: var(--heading-font);
	line-height: 1.1;
	font-feature-settings: "palt";
}
.a-piece-title > .composer {
	display: block;
	font-size: calc(140% * var(--jump-size));
}
.a-piece-title > .subtitle {
	display: block;
	font-size: calc(140% * var(--jump-size));
}
.a-piece-title > .title {
	display: block;
	font-size: calc(200% * var(--jump-size));
}
.a-piece-title > .sep {
	display: none;
}

.subhead {
	margin-bottom: calc(2 * var(--grid));
	font-size: calc(150% * var(--jump-size));
	line-height: calc(1 * var(--grid));
	text-align: center;
}

.a-piece > p {
	margin: var(--grid) 0;
	font-feature-settings: "chws";
}

.reference {
	margin: calc(5 * var(--grid)) 0 0;

}

.reference-title {
	font-size: calc(120% * var(--jump-size));
	font-weight: 400;
}

.reference-list {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
	gap: calc(1 * var(--grid));
	margin-top: calc(1 * var(--grid));
	margin-bottom: calc(2 * var(--grid));
	list-style: none;
}

.reference-item {
	display: flex;
	flex-direction: column;
	border: none;
	text-decoration: none;
	font-size: 85%;
	line-height: 1.4;
}
.reference-item > .img {
	height: 11rem;
	margin-bottom: 0.5rem;
}
.reference-item > .img > img {
	width: 100%;
	height: 100%;
	object-fit: contain;
}

.reference .note {
	font-size: 87.5%;
	line-height: 1.5;
	font-feature-settings: "chws";
	opacity: 0.7;
}
.reference .note p {
	margin: calc(0.5 * var(--grid)) 0 0;
}

.reference .action {
	margin-top: calc(3 * var(--grid));
	text-align: center;
}

/** フォーム部品 **/

.contact {
	margin-top: calc(6 * var(--grid));
}

.form-group {
	max-width: 40rem;
	margin: var(--grid) auto 0;
}

.form-group > label {
	font-size: 92.5%;
	line-height: var(--grid);
	font-family: var(--control-font);
	font-weight: 700;
}

.form-action {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	margin-top: var(--grid);
	text-align: center;
}
.form-action > .button {
	display: flex;
	justify-content: center;
	min-width: 8em;
}
.form-action > .form-message {
	margin-top: 0.5em;
	width: 100%;
}

.button,
.input,
.select select,
.textarea {
	align-items: center;
	appearance: none;
	border-color: transparent;
	border-radius: var(--control-radius);
	border-style: solid;
	border-width: var(--control-border-width);
	display: inline-flex;
	font-size: var(--control-size);
	justify-content: flex-start;
	line-height: var(--control-line-height);
	padding: var(--control-padding-vertical) var(--control-padding-horizontal);
	position: relative;
	transition-duration: var(--duration);
	transition-property: background-color, border-color, box-shadow, color;
	vertical-align: top;
}

.button {
	text-align: center;
}

.button:active,
.button:focus,
.button:focus-visible,
.button:focus-within,
.input:active,
.input:focus,
.input:focus-visible,
.input:focus-within,
.select select:active,
.select select:focus,
.select select:focus-visible,
.select select:focus-within,
.textarea:active,
.textarea:focus,
.textarea:focus-visible,
.textarea:focus-within {
	outline: none;
}

.input,
.textarea {
	font-family: var(--input-font);
	box-shadow: inset 0 0.0625em 0.125em
		hsla(var(--scheme-h), var(--scheme-s), var(--scheme-invert-l), 0.05);
	max-width: 100%;
	width: 100%;
}

.button {
	font-family: var(--control-font);
	font-feature-settings: "palt" 1;
	text-decoration: none;
	color: hsl(
		var(--button-h),
		var(--button-s),
		calc(var(--button-color-l) + var(--button-color-l-delta))
	);
	background-color: hsl(
		var(--button-h),
		var(--button-s),
		calc(var(--button-l) + var(--button-l-delta))
	);
	border-color: hsl(
		var(--button-h),
		var(--button-s),
		calc(var(--button-border-l) + var(--button-border-l-delta))
	);
	cursor: pointer;
}

.button:disabled {
	cursor: default;
	opacity: var(--control-disabled-a);
}

.button.is-primary {
	--button-h: var(--primary-h);
	--button-s: var(--primary-s);
	--button-l: var(--primary-l);
	--button-background-l: var(--primary-l);
	--button-border-l: var(--primary-l);
	--button-border-width: 0px;
	--button-color-l: var(--primary-invert-l);
	--button-outer-shadow-a: 0;
}

.button.is-default {
	--button-h: 0;
	--button-s: 0%;
	--button-l: 100%;
	--button-background-l: var(--primary-l);
	--button-border-l: 84%;
	--button-border-width: 1px;
	--button-color-l: 17%;
	--button-outer-shadow-a: 0;
	--button-hover-l-delta: -3%;
}

.input,
.select,
.textarea {
	--input-h: var(--scheme-h);
	--input-s: var(--scheme-s);
	--input-l: var(--scheme-main-l);
	--input-border-style: solid;
	--input-border-width: var(--control-border-width);
	--input-border-l: var(--border-l);
	--input-border-l-delta: 0%;
	--input-border-color: hsl(
		var(--input-h),
		var(--input-s),
		calc(var(--input-border-l) + var(--input-border-l-delta))
	);
	--input-hover-border-l-delta: var(--hover-border-l-delta);
	--input-active-border-l-delta: var(--active-border-l-delta);
	--input-focus-h: var(--focus-h);
	--input-focus-s: var(--focus-s);
	--input-focus-l: var(--focus-l);
	--input-focus-shadow-size: var(--focus-shadow-size);
	--input-focus-shadow-alpha: var(--focus-shadow-alpha);
	--input-color-l: var(--text-strong-l);
	--input-background-l: var(--scheme-main-l);
	--input-background-l-delta: 0%;
	--input-height: var(--control-height);
	--input-shadow: inset 0 0.0625em 0.125em
		hsla(var(--scheme-h), var(--scheme-s), var(--scheme-invert-l), 0.05);
	--input-placeholder-color: hsla(var(--text-h), var(--text-s), var(--text-strong-l), 0.3);
	--input-disabled-color: var(--text-weak);
	--input-disabled-background-color: var(--background);
	--input-disabled-border-color: var(--background);
	--input-disabled-placeholder-color: hsla(
		var(--text-h),
		var(--text-s),
		var(--text-weak-l),
		0.3
	);
	--input-arrow: var(--link);
	--input-icon-color: var(--text-light);
	--input-icon-hover-color: var(--text-weak);
	--input-icon-focus-color: var(--link);
	--input-radius: var(--radius);
}
.input,
.select select,
.textarea {
	background-color: hsl(
		var(--input-h),
		var(--input-s),
		calc(var(--input-background-l) + var(--input-background-l-delta))
	);
	border-color: var(--input-border-color);
	color: hsl(var(--input-h), var(--input-s), var(--input-color-l));
}
.input::-moz-placeholder,
.select select::-moz-placeholder,
.textarea::-moz-placeholder {
	color: var(--input-placeholder-color);
}
.input::-webkit-input-placeholder,
.select select::-webkit-input-placeholder,
.textarea::-webkit-input-placeholder {
	color: var(--input-placeholder-color);
}
.input:-moz-placeholder,
.select select:-moz-placeholder,
.textarea:-moz-placeholder {
	color: var(--input-placeholder-color);
}
.input:-ms-input-placeholder,
.select select:-ms-input-placeholder,
.textarea:-ms-input-placeholder {
	color: var(--input-placeholder-color);
}
.input:hover,
.select select:hover,
.textarea:hover {
	--input-border-l-delta: var(--input-hover-border-l-delta);
}
.input:active,
.select select:active,
.textarea:active {
	--input-border-l-delta: var(--input-active-border-l-delta);
}
.button:hover,
.button:focus {
	--button-l-delta: var(--button-hover-l-delta);
	--button-border-l-delta: var(--button-hover-l-delta);
}
.button:active {
	--button-l-delta: var(--button-active-l-delta);
	--button-color-l-delta: var(--button-active-l-delta);
	--button-border-l-delta: var(--button-active-l-delta);
}
.input:focus,
.input:focus-within,
.select select:focus,
.select select:focus-within,
.textarea:focus,
.textarea:focus-within {
	border-color: hsl(var(--input-focus-h), var(--input-focus-s), var(--input-focus-l));
	box-shadow: 0 0 0 0.125em
		hsla(
			var(--input-focus-h),
			var(--input-focus-s),
			var(--input-focus-l),
			var(--input-focus-shadow-alpha)
		);
}

.form-required {
	margin-left: 0.85em;
	font-size: 0.8rem;
	font-weight: 700;
	color: var(--notice-color);
}
.form-required .--p {
	display: none;
}

:root {
	animation: fade-in 0.12s ease-in 0.12s both;
}

.error-page {
	display: flex;
	flex-direction: column;
	min-height: 100svh;
	padding: 1.5rem;
	text-align: center;
}

.error-page > .content {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	font-size: 92.5%;
}

.error-code {
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	width: 100%;
	height: min(calc(8rem * var(--jump-size)), 35vw);
	margin-bottom: var(--grid);
	font-size: calc(250% * var(--jump-size));
	color: #41697d70;
	background: transparent url(/assets/footprint.svg) no-repeat 50% 50% / contain;
}

.error-page > .footer {
	margin-top: var(--grid);
	font-size: 80%;
	opacity: var(--text-weak-a);
}

.grecaptcha-badge {
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.2s, right 0.3s !important;
}

.recaptcha-visible .grecaptcha-badge {
	opacity: 1;
	pointer-events: auto;
}