/* ==========================================================
   朝日焼 フォーム共通スタイル（shorokai.php ほか）
   スマートフォン幅から組み立て、広い画面で余白を広げる
   ========================================================== */
:root {
	--sk-ink: #21292b;
	--sk-sub: #5f6668;
	--sk-line: #cfcfc9;
	--sk-line-strong: #8e908b;
	--sk-paper: #ffffff;
	--sk-wash: #f5f4f0;
	--sk-accent: #21292b;
	--sk-error: #b3261e;
	--sk-error-bg: #fbeeed;
	--sk-focus: #7a6a3a;
	--sk-radius: 2px;
	--sk-gothic: "FOT-筑紫ゴシック Pr5 M", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", "Meiryo", sans-serif;
	--sk-mincho: "F+UD-筑紫明朝 D", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
}

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

.sk-body {
	margin: 0;
	background: var(--sk-paper);
	color: var(--sk-ink);
	font-family: var(--sk-gothic);
	font-size: 16px;
	line-height: 1.8;
	-webkit-text-size-adjust: 100%;
}
.sk-body a { color: inherit; }
.sk-body img { max-width: 100%; height: auto; }

/* ---------- ヘッダー ---------- */
.sk-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 16px;
	max-width: 1080px;
	margin: 0 auto;
}
.sk-top__logo img { display: block; width: 96px; height: auto; }
.sk-lang { display: flex; gap: 4px; font-size: 13px; }
.sk-lang a {
	padding: 6px 10px;
	text-decoration: none;
	color: var(--sk-sub);
	border: 1px solid transparent;
}
.sk-lang a[aria-current] { color: var(--sk-ink); border-color: var(--sk-ink); }

/* ---------- 本体 ---------- */
.sk {
	max-width: 720px;
	margin: 0 auto;
	padding: 0 16px 80px;
}

/* 見出し */
.sk-hero {
	position: relative;
	text-align: center;
	padding: 40px 16px 36px;
	margin: 0 -16px 32px;
	background: var(--sk-wash);
	font-family: var(--sk-mincho);
	overflow: hidden;
}
.sk-hero.has-image {
	color: #fff;
	background: #222 var(--sk-hero) center / cover no-repeat;
}
.sk-hero.has-image::before {
	content: "";
	position: absolute;
	inset: 0;
	background: rgba(0, 0, 0, .45);
}
.sk-hero > * { position: relative; margin: 0; }
.sk-hero__eyebrow { font-size: 13px; letter-spacing: .2em; opacity: .8; }
.sk-hero__title {
	font-size: clamp(28px, 7vw, 40px);
	font-weight: normal;
	letter-spacing: .12em;
	line-height: 1.4;
	margin: 8px 0 12px;
}
.lang-en .sk-hero__title { letter-spacing: .04em; }
.sk-hero__date {
	display: inline-block;
	font-size: 17px;
	letter-spacing: .08em;
	padding: 4px 0;
	border-top: 1px solid currentColor;
	border-bottom: 1px solid currentColor;
}
.sk-hero__sub { margin-top: 14px; font-size: 14px; letter-spacing: .12em; }

/* 進行表示 */
.sk-steps {
	display: flex;
	justify-content: center;
	gap: 8px;
	list-style: none;
	padding: 0;
	margin: 0 0 32px;
	font-size: 13px;
	color: var(--sk-sub);
}
.sk-steps li { display: flex; align-items: center; gap: 6px; }
.sk-steps li + li::before {
	content: "";
	width: 20px;
	height: 1px;
	background: var(--sk-line);
	margin-right: 2px;
}
.sk-steps span {
	display: inline-grid;
	place-items: center;
	width: 24px;
	height: 24px;
	border: 1px solid var(--sk-line-strong);
	border-radius: 50%;
	font-size: 12px;
}
.sk-steps .is-current { color: var(--sk-ink); font-weight: bold; }
.sk-steps .is-current span,
.sk-steps .is-done span { background: var(--sk-ink); border-color: var(--sk-ink); color: #fff; }

/* お知らせ・エラー */
.sk-alert {
	border: 1px solid var(--sk-error);
	background: var(--sk-error-bg);
	color: var(--sk-error);
	padding: 14px 16px;
	margin-bottom: 28px;
	font-size: 14px;
}
.sk-alert p { margin: 0 0 4px; font-weight: bold; }
.sk-alert ul { margin: 0; padding-left: 1.2em; }
.sk-alert:focus { outline: 2px solid var(--sk-error); outline-offset: 2px; }

/* ---------- フォーム ---------- */
.sk-form fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.sk-section { margin-bottom: 40px !important; }
.sk-section__title {
	display: block;
	width: 100%;
	font-family: var(--sk-mincho);
	font-size: 19px;
	letter-spacing: .1em;
	padding-bottom: 10px;
	margin-bottom: 24px;
	border-bottom: 1px solid var(--sk-ink);
}

.sk-field,
.sk-form fieldset.sk-field { margin-bottom: 28px; }
.sk-label {
	display: flex;
	align-items: center;
	gap: 8px;
	font-size: 15px;
	font-weight: bold;
	margin-bottom: 8px;
	padding: 0;
}
.sk-tag {
	font-size: 11px;
	font-weight: normal;
	line-height: 1;
	padding: 4px 6px;
	border: 1px solid var(--sk-line-strong);
	color: var(--sk-sub);
	letter-spacing: .05em;
}
.sk-tag--req { background: var(--sk-ink); border-color: var(--sk-ink); color: #fff; }
.sk-hint { margin: -4px 0 8px; font-size: 13px; color: var(--sk-sub); }

.sk-input {
	display: block;
	width: 100%;
	font: inherit;
	font-size: 16px; /* iOS の自動ズームを防ぐ */
	color: var(--sk-ink);
	background: #fff;
	border: 1px solid var(--sk-line-strong);
	border-radius: var(--sk-radius);
	padding: 12px 14px;
	min-height: 50px;
	-webkit-appearance: none;
	appearance: none;
	transition: border-color .15s, box-shadow .15s;
}
.sk-input::placeholder { color: #a6a8a4; }
.sk-input:focus {
	outline: none;
	border-color: var(--sk-ink);
	box-shadow: 0 0 0 3px rgba(122, 106, 58, .25);
}
.sk-select { position: relative; max-width: 240px; }
.sk-select::after {
	content: "";
	position: absolute;
	right: 16px;
	top: 50%;
	width: 8px;
	height: 8px;
	border-right: 1.5px solid var(--sk-ink);
	border-bottom: 1.5px solid var(--sk-ink);
	transform: translateY(-70%) rotate(45deg);
	pointer-events: none;
}
.sk-select .sk-input { padding-right: 40px; }

.is-invalid .sk-input { border-color: var(--sk-error); background: #fffafa; }
.sk-error { margin: 6px 0 0; font-size: 13px; color: var(--sk-error); }
.sk-error:empty { display: none; }
.sk-error::before { content: "! "; font-weight: bold; }

/* 選択肢（カード型のチェック・ラジオ） */
.sk-choices {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 10px;
}
.sk-choice { position: relative; display: block; cursor: pointer; }
.sk-choice input {
	position: absolute;
	opacity: 0;
	width: 1px;
	height: 1px;
}
.sk-choice__body {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 2px;
	min-height: 64px;
	padding: 10px 8px 10px 30px;
	border: 1px solid var(--sk-line-strong);
	border-radius: var(--sk-radius);
	background: #fff;
	text-align: center;
	line-height: 1.4;
	transition: background .15s, border-color .15s, color .15s;
}
.sk-choice__body::before {
	content: "";
	position: absolute;
	left: 12px;
	top: 50%;
	width: 16px;
	height: 16px;
	margin-top: -8px;
	border: 1px solid var(--sk-line-strong);
	background: #fff;
}
.sk-choice input[type="radio"] + .sk-choice__body::before { border-radius: 50%; }
.sk-choice__title { font-size: 15px; }
.sk-choice__meta { font-size: 13px; color: var(--sk-sub); letter-spacing: .04em; }
.sk-choice:hover .sk-choice__body { border-color: var(--sk-ink); }
.sk-choice input:checked + .sk-choice__body {
	background: var(--sk-ink);
	border-color: var(--sk-ink);
	color: #fff;
}
.sk-choice input:checked + .sk-choice__body .sk-choice__meta { color: rgba(255, 255, 255, .8); }
.sk-choice input:checked + .sk-choice__body::before {
	border-color: #fff;
	background: #fff;
	box-shadow: inset 0 0 0 3px var(--sk-ink);
}
.sk-choice input:focus-visible + .sk-choice__body {
	outline: 2px solid var(--sk-focus);
	outline-offset: 2px;
}
.sk-choice--muted .sk-choice__title { color: var(--sk-sub); }
.sk-choice--muted input:checked + .sk-choice__body .sk-choice__title { color: #fff; }
.is-invalid .sk-choice__body { border-color: var(--sk-error); }
.sk-group:focus { outline: none; }

/* ハニーポット（画面外） */
.sk-hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.sk-privacy { font-size: 13px; color: var(--sk-sub); margin: 0 0 8px; }

/* ボタン */
.sk-actions { margin-top: 32px; display: flex; justify-content: center; }
.sk-actions--split { gap: 12px; flex-wrap: wrap-reverse; }
.sk-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 240px;
	min-height: 56px;
	padding: 12px 28px;
	font: inherit;
	font-size: 15px;
	letter-spacing: .12em;
	text-decoration: none;
	border: 1px solid var(--sk-ink);
	border-radius: var(--sk-radius);
	cursor: pointer;
	transition: opacity .15s, background .15s;
}
.sk-btn--primary { background: var(--sk-ink); color: #fff !important; }
.sk-btn--primary:hover { opacity: .85; }
.sk-btn--ghost { background: #fff; color: var(--sk-ink); }
.sk-btn--ghost:hover { background: var(--sk-wash); }
.sk-btn:focus-visible { outline: 2px solid var(--sk-focus); outline-offset: 3px; }
.sk-btn[disabled] { opacity: .6; cursor: progress; }
.sk-actions--split .sk-btn { flex: 1 1 200px; min-width: 0; }

/* 確認画面 */
.sk-lead { margin: 0 0 24px; }
.sk-review { margin: 0; border-top: 1px solid var(--sk-line); }
.sk-review > div {
	display: grid;
	grid-template-columns: 1fr;
	gap: 2px;
	padding: 14px 0;
	border-bottom: 1px solid var(--sk-line);
}
.sk-review dt { font-size: 13px; color: var(--sk-sub); }
.sk-review dd { margin: 0; font-size: 16px; word-break: break-word; }
.sk-muted { color: var(--sk-sub); }

/* 完了・受付終了 */
.sk-message { text-align: center; padding: 16px 0; }
.sk-message:focus { outline: none; }
.sk-message__title {
	font-family: var(--sk-mincho);
	font-weight: normal;
	font-size: 22px;
	letter-spacing: .1em;
	margin: 0 0 20px;
}
.sk-receipt {
	display: inline-flex;
	gap: 12px;
	align-items: baseline;
	padding: 10px 20px;
	background: var(--sk-wash);
	font-size: 13px;
}
.sk-receipt strong { font-size: 18px; letter-spacing: .08em; }
.sk-message .sk-muted { font-size: 13px; }

.sk-backlink { margin-top: 40px; font-size: 14px; text-align: center; }

/* フッター */
.sk-footer {
	text-align: center;
	padding: 40px 16px;
	border-top: 1px solid var(--sk-line);
	font-size: 12px;
	color: var(--sk-sub);
	line-height: 1.9;
}
.sk-footer__logo { width: 64px; height: auto; margin-bottom: 12px; }
.sk-footer p { margin: 0 0 8px; }
.sk-footer__links a { margin: 0 8px; }
.sk-footer__copy { margin-top: 12px !important; }

/* ---------- 広い画面 ---------- */
@media (min-width: 640px) {
	.sk-top { padding: 24px 32px; }
	.sk-top__logo img { width: 120px; }
	.sk { padding: 0 32px 120px; }
	.sk-hero { margin: 0 0 40px; padding: 56px 32px 48px; }
	.sk-choices--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
	.sk-review > div { grid-template-columns: 200px 1fr; gap: 16px; }
	.sk-review dt { font-size: 14px; padding-top: 2px; }
	.sk-field--half { max-width: 50%; }
}

@media (prefers-reduced-motion: reduce) {
	.sk-body * { transition: none !important; }
}