:root {
	--brand: #147fb8;
	--brand-dark: #0c6694;
	--brand-soft: #eaf6fc;
	--border: #a9cfe3;
	--text: #25313a;
	--muted: #65727b;
	--danger: #c52c3c;
	--surface: #fff;
	--page: #edf1f4;
}

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

html {
	font-size: 16px;
}

body {
	margin: 0;
	padding: 0;
	background: var(--page);
	color: var(--text);
	font-family: "Yu Gothic", YuGothic, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
	line-height: 1.65;
}

button,
input,
select,
textarea {
	font: inherit;
}

#wrapper {
	width: min(960px, 100%);
	min-height: 100vh;
	margin: 0 auto;
	padding-bottom: 28px;
	background: var(--surface);
	box-shadow: 0 0 24px rgba(37, 49, 58, 0.08);
}

#head {
	background: var(--brand);
	color: #fff;
}

#head-in {
	padding: 14px 30px;
}

h1 {
	margin: 0;
	font-size: 1.35rem;
	letter-spacing: 0.08em;
}

h2 {
	margin: 24px 0 16px;
	padding: 4px 0 4px 12px;
	font-size: 1.1rem;
	border-left: 4px solid var(--brand);
}

#body {
	padding: 10px 30px 0;
}

.required-note {
	margin: 10px 0 4px;
	text-align: right;
	font-size: 0.82rem;
	color: var(--muted);
}

.required-badge {
	display: inline-block;
	margin-left: 4px;
	padding: 1px 6px;
	border-radius: 4px;
	background: var(--danger);
	color: #fff;
	font-size: 0.72rem;
	font-weight: 700;
	line-height: 1.6;
	vertical-align: 0.08em;
}

.optional-note {
	font-size: 0.82rem;
	font-weight: 400;
	color: var(--muted);
}

#form-tbl {
	width: 100%;
}

#form {
	width: 100%;
	margin: 8px 0 0;
	border-collapse: collapse;
	border-spacing: 0;
}

#form th,
#form td {
	padding: 15px;
	border: 1px solid var(--border);
	vertical-align: top;
}

#form th {
	width: 235px;
	background: var(--brand-soft);
	font-size: 0.92rem;
	text-align: left;
}

#form td {
	background: #fff;
}

#form input[type="text"],
#form input[type="email"],
#form input[type="tel"],
#form input[type="number"],
#form input[type="date"],
#form input[type="datetime-local"],
#form select,
#form textarea {
	width: 100%;
	max-width: 480px;
	min-height: 44px;
	padding: 9px 11px;
	border: 1px solid #96adba;
	border-radius: 7px;
	background: #fff;
	color: var(--text);
}

#form textarea {
	max-width: none;
	min-height: 150px;
	resize: vertical;
}

#form input:focus-visible,
#form select:focus-visible,
#form textarea:focus-visible,
button:focus-visible,
a:focus-visible {
	outline: 3px solid rgba(20, 127, 184, 0.28);
	outline-offset: 2px;
	border-color: var(--brand);
}

.sub-label {
	display: block;
	margin: 10px 0 5px;
	font-size: 0.82rem;
	color: var(--muted);
}

.choice-group,
.inline-radio-group {
	min-width: 0;
	margin: 0;
	padding: 0;
	border: 0;
}

.choice-group + .choice-group {
	margin-top: 18px;
	padding-top: 16px;
	border-top: 1px dashed var(--border);
}

.choice-group legend,
.inline-radio-title {
	display: block;
	width: 100%;
	margin: 0 0 7px;
	padding: 0;
	font-size: 0.88rem;
	font-weight: 700;
	color: var(--brand-dark);
}

.choice-list {
	display: flex;
	flex-wrap: wrap;
	gap: 8px 10px;
}

#form .choice-other-input {
	max-width: 320px;
}

@media (hover: hover) and (pointer: fine) {
	#genre-options .choice-group,
	#genre-options .option-checkbox-list {
		width: 100%;
	}

	#genre-options .option-checkbox-list {
		display: flex;
		flex-flow: row wrap;
		align-items: flex-start;
	}

	#genre-options .option-checkbox-list > label {
		flex: 0 0 auto;
		width: auto;
	}
}

.choice-list label,
.choice-group--booth label,
.inline-radio-group label {
	display: inline-flex;
	align-items: flex-start;
	gap: 5px;
	min-height: 36px;
	padding: 7px 10px;
	border: 1px solid #d2e2ea;
	border-radius: 7px;
	background: #fff;
	cursor: pointer;
	font-size: 0.9rem;
	line-height: 1.4;
}

.choice-list label:hover,
.choice-group--booth label:hover,
.inline-radio-group label:hover {
	background: #f3faff;
	border-color: var(--border);
}

input[type="checkbox"],
input[type="radio"] {
	width: 18px;
	height: 18px;
	margin: 1px 0 0;
	accent-color: var(--brand);
	flex: 0 0 auto;
}

#form .conditional-row[hidden] {
	display: none;
}

.conditional-row th {
	background: #dff2fc !important;
}

.conditional-panel {
	display: grid;
	gap: 16px;
	padding: 14px;
	border-radius: 7px;
	background: #f4faff;
}

.field-stack {
	display: grid;
	gap: 5px;
}

.field-stack > label {
	font-size: 0.88rem;
	font-weight: 700;
}

.date-time-parts {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 124px 150px 40px 40px;
	gap: 8px;
	width: 100%;
	max-width: 650px;
}

.preferred-date-row[hidden] {
	display: none;
}

#form .date-time-parts input[type="date"],
#form .date-time-parts select {
	width: 100%;
	min-width: 0;
	max-width: none;
}

#form .date-time-parts input[type="date"] {
	grid-column: 1;
	grid-row: 1;
	min-inline-size: 0;
}

.date-input-placeholder {
	grid-column: 1;
	grid-row: 1;
	z-index: 1;
	display: flex;
	align-items: center;
	margin: 1px 42px 1px 1px;
	padding: 9px 11px;
	border-radius: 6px;
	background: #fff;
	color: var(--muted);
	pointer-events: none;
}

#form .date-time-parts input[type="date"].has-value + .date-input-placeholder {
	display: none;
}

#form .preferred-time.is-placeholder,
#form .preferred-end-time.is-placeholder,
#form .preferred-course.is-placeholder,
#form #track-count.is-placeholder {
	color: var(--muted);
}

#form .preferred-time option,
#form .preferred-end-time option,
#form .preferred-course option,
#form #track-count option {
	color: var(--text);
}

#form .preferred-time option[value=""],
#form .preferred-end-time option[value=""],
#form .preferred-course option[value=""],
#form #track-count option[value=""] {
	color: var(--muted);
}

#form .preferred-end-time[hidden],
#form .preferred-course[hidden] {
	display: none;
}

#form .date-time-clear,
#form .date-time-add {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 44px;
	padding: 0;
	border: 1px solid #96adba;
	border-radius: 7px;
	background: #fff;
	color: var(--muted);
	cursor: pointer;
	font-size: 1.25rem;
	line-height: 1;
}

#form .date-time-clear:hover,
#form .date-time-clear:focus-visible,
#form .date-time-add:hover,
#form .date-time-add:focus-visible {
	background: var(--brand-soft);
	color: var(--brand-dark);
}

#form .date-time-add {
	color: var(--brand-dark);
}

#form .date-time-add[hidden] {
	display: none;
}

.field-stack--short input[type="number"] {
	max-width: 150px;
}

#form .field-stack--short select {
	max-width: 180px;
}

.input-with-unit {
	display: flex;
	align-items: center;
	gap: 8px;
}

.inline-radio-group {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 8px;
}

.inline-radio-title {
	flex: 0 0 100%;
	width: 100%;
	margin: 0 0 5px;
}

.inline-radio-group label {
	min-width: 78px;
	justify-content: center;
}

.captcha-help {
	margin: 0 0 8px;
	font-size: 0.84rem;
	color: var(--muted);
}

#form td .captcha-row {
	display: flex;
	align-items: center;
	gap: 12px;
	flex-wrap: wrap;
}

#form td .captcha-input {
	width: 130px;
	max-width: 130px;
	text-align: center;
	letter-spacing: 0.12em;
}

#form td .captcha-image {
	display: block;
	max-width: 130px;
	height: auto;
}

p.btn {
	display: flex;
	justify-content: center;
	gap: 12px;
	margin: 24px 0 0;
}

p.btn input[type="submit"],
p.btn input[type="reset"],
p.btn input[type="button"] {
	min-width: 190px;
	min-height: 48px;
	padding: 9px 18px;
	border: 1px solid var(--brand);
	border-radius: 9px;
	cursor: pointer;
	font-weight: 700;
}

p.btn input[type="submit"] {
	background: var(--brand);
	color: #fff;
}

p.btn input[type="reset"],
p.btn input[type="button"] {
	background: #fff;
	color: var(--brand-dark);
}

p.btn input:hover {
	filter: brightness(0.94);
}

p.msg,
span.msg,
li.msg {
	color: var(--danger);
}

p.msg {
	margin: 24px 0;
}

form.back {
	margin-top: 24px;
}

.form-notice {
	margin: 22px 30px 8px;
	padding: 14px 16px;
	font-size: 0.84rem;
	color: var(--text);
	background: var(--brand-soft);
	border: 1px solid var(--border);
	border-radius: 8px;
}

.form-home-link {
	margin: 24px 30px 10px;
	text-align: center;
}

.form-home-link__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 240px;
	min-height: 48px;
	padding: 9px 22px;
	border-radius: 999px;
	background: var(--brand);
	color: #fff;
	font-size: 0.9rem;
	font-weight: 700;
	text-decoration: none;
}

.form-home-link__btn:hover {
	background: var(--brand-dark);
}

.notice-dialog {
	width: min(520px, calc(100% - 32px));
	padding: 24px;
	border: 0;
	border-radius: 12px;
	box-shadow: 0 16px 50px rgba(20, 44, 58, 0.28);
	color: var(--text);
}

.notice-dialog::backdrop {
	background: rgba(17, 31, 40, 0.55);
}

.notice-dialog h2 {
	margin: 0 0 12px;
}

.notice-dialog p {
	margin: 0 0 20px;
}

.notice-dialog form {
	text-align: center;
}

.notice-dialog button {
	min-width: 180px;
	min-height: 46px;
	padding: 8px 18px;
	border: 1px solid var(--brand);
	border-radius: 8px;
	background: var(--brand);
	color: #fff;
	cursor: pointer;
	font-weight: 700;
}

@media (max-width: 768px) {
	body {
		background: #fff;
	}

	#wrapper {
		box-shadow: none;
	}

	#head-in {
		padding: 11px 16px;
	}

	#body {
		padding: 8px 12px 0;
	}

	#form,
	#form tbody,
	#form tr,
	#form th,
	#form td {
		display: block;
		width: 100%;
	}

	#form tr {
		margin-bottom: 12px;
	}

	#form th,
	#form td {
		padding: 10px;
	}

	#form th {
		border-bottom: 0;
	}

	#form input[type="text"],
	#form input[type="email"],
	#form input[type="tel"],
	#form input[type="number"],
	#form input[type="date"],
	#form input[type="datetime-local"],
	#form select,
	#form textarea {
		max-width: none;
		font-size: 16px;
	}

	.choice-list {
		display: grid;
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.choice-list label {
		width: 100%;
	}

	.inline-radio-title {
		flex-basis: 100%;
		width: 100%;
		margin: 0 0 5px;
	}

	.field-stack--short input[type="number"] {
		max-width: 180px;
	}

	.date-time-parts {
		grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 40px 40px;
		gap: 8px;
		width: calc(100% - 16px);
		max-width: calc(100% - 16px);
		margin-right: 8px;
		margin-left: 8px;
	}

	#form .date-time-parts input[type="date"] {
		grid-column: 1 / -1;
		justify-self: stretch;
		width: auto !important;
		min-width: 0 !important;
		max-width: none !important;
	}

	.date-input-placeholder {
		grid-column: 1 / -1;
	}

	p.btn {
		flex-wrap: wrap;
	}

	.form-notice {
		margin: 18px 12px 8px;
	}

	.form-home-link {
		margin: 22px 12px 8px;
	}
}

@media (max-width: 480px) {
	.required-note {
		text-align: left;
	}

	.choice-list {
		grid-template-columns: 1fr;
	}

	.desktop-only {
		display: none;
	}

	p.btn {
		display: grid;
		grid-template-columns: 1fr;
	}

	p.btn input[type="submit"],
	p.btn input[type="reset"],
	p.btn input[type="button"] {
		width: 100%;
	}

	p.btn input[type="submit"] {
		order: 1;
	}

	p.btn input[type="reset"] {
		order: 2;
	}

	p.confirm-actions input[type="button"] {
		order: 2;
	}

	.form-home-link__btn {
		width: 100%;
	}
}