@charset "utf-8";
/*
Theme Name: washoku
Description: 和食割烹料理店向けのオリジナルWordPressテーマ
Version: 1.0
Text Domain: washoku
*/

/* ==========================================================================
   Design Tokens
   ========================================================================== */
:root {
	/* 配色 */
	--color-ai: #1b3a5c;        /* 藍色 */
	--color-sumi: #2b2b2b;      /* 墨色 */
	--color-white: #fff;
	--color-ivory: #f8f6f1;     /* 生成り */
	--color-gold: #c8a84e;      /* 金色 */
	--color-gold-light: #e8d9a0;
	--color-border: #d5cfc3;

	/* フォント */
	--font-mincho: "Shippori Mincho", "Noto Serif JP", "游明朝", "Yu Mincho", serif;
	--font-gothic: "Noto Sans JP", "游ゴシック", "Yu Gothic", sans-serif;

	/* レイアウト */
	--inner-width: 1100px;
	--header-height: 100px;
}

/* ==========================================================================
   Reset / Base
   ========================================================================== */
*,
*::before,
*::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

html {
	font-size: 16px;
	scroll-behavior: smooth;
}

body {
	font-family: var(--font-mincho);
	color: var(--color-sumi);
	background-color: var(--color-ivory);
	line-height: 1.8;
	-webkit-font-smoothing: antialiased;
}

img {
	max-width: 100%;
	height: auto;
	vertical-align: bottom;
}

a {
	color: inherit;
	text-decoration: none;
}

ul,
ol {
	list-style: none;
}

/* ==========================================================================
   共通ユーティリティ
   ========================================================================== */
.l-inner {
	max-width: var(--inner-width);
	margin: 0 auto;
	padding: 0 20px;
}

.u-pc {
	display: block;
}

.u-sp {
	display: none;
}

@media (max-width: 767px) {
	.u-pc {
		display: none;
	}

	.u-sp {
		display: block;
	}
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: var(--header-height);
	background-color: rgba(27, 58, 92, 0.15);
	z-index: 1000;
	transition: background-color 0.4s, box-shadow 0.4s;
}

.header.is-scrolled {
	background-color: rgba(27, 58, 92, 0.97);
	box-shadow: 0 2px 16px rgba(0, 0, 0, 0.15);
}

/* front-page以外では最初から不透明 */
body:not(.home) .header {
	background-color: rgba(27, 58, 92, 0.97);
}

.header__inner {
	max-width: var(--inner-width);
	margin: 0 auto;
	padding: 0 20px;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

/* ロゴ */
.header__logo {
	flex-shrink: 0;
}

.header__logo a {
	display: block;
	line-height: 1;
}

.header__logo-img {
	height: 76px;
	width: auto;
}

/* ナビゲーション */
.header__nav-list {
	display: flex;
	gap: 20px;
}

.header__nav-link {
	display: flex;
	flex-direction: column;
	align-items: center;
	font-size: 0.8125rem;
	color: var(--color-white);
	letter-spacing: 0.08em;
	padding: 8px 0;
	position: relative;
	transition: color 0.3s;
	white-space: nowrap;
}

.header__nav-link::after {
	content: "";
	display: block;
	width: 0;
	height: 1px;
	background-color: var(--color-gold);
	transition: width 0.3s;
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
}

.header__nav-link:hover {
	color: var(--color-gold);
}

.header__nav-link:hover::after {
	width: 100%;
}

.header__nav-en {
	font-size: 0.625rem;
	color: var(--color-gold-light);
	margin-top: 2px;
	letter-spacing: 0.05em;
}

/* ヘッダー予約ボタン */
.header__nav {
	display: flex;
	align-items: center;
}

.header__nav-cta {
	margin-left: 16px;
	flex-shrink: 0;
}

.header__nav-reserve {
	display: inline-block;
	padding: 6px 18px;
	background-color: var(--color-gold);
	color: var(--color-ai);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	border: 1px solid var(--color-gold);
	line-height: 1.4;
	transition: background-color 0.3s, color 0.3s;
}

.header__nav-reserve:hover {
	background-color: transparent;
	color: var(--color-gold);
}

/* ハンバーガーメニュー */
.header__hamburger {
	display: none;
	width: 32px;
	height: 24px;
	position: relative;
	background: none;
	border: none;
	cursor: pointer;
	z-index: 1001;
}

.header__hamburger span {
	display: block;
	width: 100%;
	height: 1px;
	background-color: var(--color-gold);
	position: absolute;
	left: 0;
	transition: transform 0.3s, opacity 0.3s;
}

.header__hamburger span:nth-child(1) {
	top: 0;
}

.header__hamburger span:nth-child(2) {
	top: 50%;
}

.header__hamburger span:nth-child(3) {
	bottom: 0;
}

.header__hamburger.is-open span:nth-child(1) {
	top: 50%;
	transform: rotate(45deg);
}

.header__hamburger.is-open span:nth-child(2) {
	opacity: 0;
}

.header__hamburger.is-open span:nth-child(3) {
	bottom: auto;
	top: 50%;
	transform: rotate(-45deg);
}

/* SP: ナビゲーション */
@media (max-width: 767px) {
	:root {
		--header-height: 72px;
	}

	.header__logo-img {
		height: 48px;
	}

	.header__hamburger {
		display: block;
		width: 36px;
		height: 28px;
		min-width: 44px;
		min-height: 44px;
	}

	.header__nav {
		display: none;
		position: fixed;
		top: 0;
		left: 0;
		width: 100%;
		height: 100vh;
		background-color: rgba(27, 58, 92, 0.98);
		flex-direction: column;
		justify-content: center;
		align-items: center;
		padding: 80px 20px 40px;
	}

	.header__nav.is-open {
		display: flex;
	}

	.header__nav-list {
		flex-direction: column;
		align-items: center;
		gap: 24px;
	}

	.header__nav-link {
		font-size: 1.125rem;
	}

	.header__nav-en {
		font-size: 0.75rem;
	}

	.header__nav-cta {
		margin-left: 0;
		margin-top: 32px;
	}

	.header__nav-reserve {
		padding: 14px 40px;
		font-size: 0.9375rem;
	}
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
	background-color: var(--color-ai);
	color: var(--color-white);
	padding-top: 64px;
}

.footer__inner {
	max-width: var(--inner-width);
	margin: 0 auto;
	padding: 0 20px 48px;
	display: grid;
	grid-template-columns: 1fr auto auto;
	gap: 48px;
	align-items: start;
}

/* フッターロゴ・店舗情報 */
.footer__logo {
	display: flex;
	flex-direction: column;
	margin-bottom: 24px;
}

.footer__logo-main {
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--color-gold);
	letter-spacing: 0.15em;
}

.footer__logo-sub {
	font-size: 0.75rem;
	color: var(--color-gold-light);
	letter-spacing: 0.1em;
	margin-top: 4px;
}

.footer__detail {
	font-size: 0.8125rem;
	line-height: 1.8;
}

.footer__detail-row {
	display: flex;
	gap: 16px;
	margin-bottom: 8px;
}

.footer__detail-row dt {
	flex-shrink: 0;
	width: 5em;
	color: var(--color-gold-light);
}

.footer__detail-row dd a {
	color: var(--color-white);
	transition: color 0.3s;
}

.footer__detail-row dd a:hover {
	color: var(--color-gold);
}

/* フッターナビ */
.footer__nav-list {
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.footer__nav-item a {
	font-size: 0.875rem;
	letter-spacing: 0.1em;
	position: relative;
	padding-left: 16px;
	transition: color 0.3s;
}

.footer__nav-item a::before {
	content: "";
	display: block;
	width: 6px;
	height: 1px;
	background-color: var(--color-gold);
	position: absolute;
	left: 0;
	top: 50%;
}

.footer__nav-item a:hover {
	color: var(--color-gold);
}

/* フッターCTA */
.footer__cta {
	text-align: center;
}

.footer__cta-text {
	font-size: 0.8125rem;
	color: var(--color-gold-light);
	letter-spacing: 0.1em;
	margin-bottom: 8px;
}

.footer__cta-tel {
	display: block;
	font-size: 1.5rem;
	color: var(--color-gold);
	letter-spacing: 0.05em;
	margin-bottom: 16px;
	transition: opacity 0.3s;
}

.footer__cta-tel:hover {
	opacity: 0.8;
}

.footer__cta-btn {
	display: inline-block;
	padding: 12px 32px;
	background-color: var(--color-gold);
	color: var(--color-ai);
	font-size: 0.875rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	transition: background-color 0.3s, color 0.3s;
}

.footer__cta-btn:hover {
	background-color: transparent;
	color: var(--color-gold);
	outline: 1px solid var(--color-gold);
}

/* コピーライト */
.footer__bottom {
	border-top: 1px solid rgba(255, 255, 255, 0.15);
	padding: 20px;
	text-align: center;
}

.footer__copyright {
	font-size: 0.75rem;
	color: rgba(255, 255, 255, 0.5);
	letter-spacing: 0.05em;
}

/* SP: フッター */
@media (max-width: 767px) {
	.footer {
		padding-top: 48px;
	}

	.footer__inner {
		grid-template-columns: 1fr;
		gap: 40px;
		padding-bottom: 40px;
	}

	.footer__nav-list {
		display: grid;
		grid-template-columns: 1fr 1fr;
		gap: 12px 24px;
	}

	.footer__cta {
		border-top: 1px solid rgba(255, 255, 255, 0.15);
		padding-top: 32px;
	}
}

/* ==========================================================================
   ページ共通：ヘッダー分の余白
   ========================================================================== */
main {
	margin-top: var(--header-height);
}

/* ==========================================================================
   共通コンポーネント：セクション見出し
   ========================================================================== */
.section-heading {
	text-align: center;
	margin-bottom: 48px;
}

.section-heading__en {
	display: block;
	font-size: 0.75rem;
	color: var(--color-gold);
	letter-spacing: 0.2em;
	text-transform: uppercase;
}

.section-heading__ja {
	font-size: 1.75rem;
	font-weight: 500;
	color: var(--color-sumi);
	letter-spacing: 0.15em;
	margin-top: 8px;
}

/* ==========================================================================
   共通コンポーネント：ボタン
   ========================================================================== */
.btn {
	display: inline-block;
	padding: 16px 48px;
	font-family: var(--font-mincho);
	font-size: 0.9375rem;
	letter-spacing: 0.15em;
	text-align: center;
	transition: background-color 0.35s, color 0.35s, border-color 0.35s, transform 0.3s, box-shadow 0.3s;
}

.btn--gold {
	background-color: var(--color-gold);
	color: var(--color-white);
	border: 1px solid var(--color-gold);
}

.btn--gold:hover {
	background-color: #b8963e;
	border-color: #b8963e;
	color: var(--color-white);
	box-shadow: 0 4px 16px rgba(200, 168, 78, 0.3);
}

.btn--outline {
	background-color: transparent;
	color: var(--color-gold);
	border: 1px solid var(--color-gold);
}

.btn--outline:hover {
	background-color: var(--color-gold);
	color: var(--color-white);
	box-shadow: 0 4px 16px rgba(200, 168, 78, 0.3);
}

/* ==========================================================================
   共通コンポーネント：ページヘッダー
   ========================================================================== */
.page-header {
	position: relative;
	height: 320px;
	display: flex;
	align-items: center;
	justify-content: center;
	background-color: var(--color-ai);
	overflow: hidden;
}

.page-header__bg {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	opacity: 0.3;
}

.page-header__content {
	position: relative;
	text-align: center;
	z-index: 1;
}

.page-header__en {
	display: block;
	font-size: 0.75rem;
	color: var(--color-gold);
	letter-spacing: 0.2em;
	text-transform: uppercase;
}

.page-header__title {
	font-size: 2rem;
	font-weight: 500;
	color: var(--color-white);
	letter-spacing: 0.2em;
	margin-top: 8px;
}

@media (max-width: 767px) {
	.page-header {
		height: 240px;
	}

	.page-header__title {
		font-size: 1.5rem;
	}
}

/* ==========================================================================
   共通コンポーネント：CTA セクション
   ========================================================================== */
.cta-section {
	padding: 80px 0;
	background-color: var(--color-ai);
	text-align: center;
}

.cta-section__text {
	font-size: 1.25rem;
	color: var(--color-white);
	letter-spacing: 0.15em;
	margin-bottom: 8px;
}

.cta-section__sub {
	font-size: 0.875rem;
	color: var(--color-gold-light);
	margin-bottom: 32px;
}

.cta-section .btn--gold {
	color: var(--color-ai);
}

.cta-section .btn--gold:hover {
	color: var(--color-gold);
}

@media (max-width: 767px) {
	.cta-section {
		padding: 56px 0;
	}

	.cta-section__text {
		font-size: 1.0625rem;
	}
}

/* ==========================================================================
   ローディングアニメーション
   ========================================================================== */
.loader {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: var(--color-ai);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 9999;
	transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.is-hidden {
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
}

.loader__icon {
	width: 72px;
	height: 72px;
}

.loader__kamon {
	width: 100%;
	height: 100%;
	color: var(--color-gold);
	animation: loader-spin 3s ease-in-out infinite;
}

@keyframes loader-spin {
	0%   { transform: rotate(0deg); }
	100% { transform: rotate(360deg); }
}

@media (max-width: 767px) {
	.loader__icon {
		width: 56px;
		height: 56px;
	}
}

/* ==========================================================================
   ホバーアニメーション強化
   ========================================================================== */

/*
 * ナビゲーション：下線スライドイン
 *   ヘッダー → .header__nav-link::after（width 0→100%、中央起点）
 *   フッター → .footer__nav-item a::after（width 0→100%、左起点）
 */

/* フッターナビ：下線スライドイン */
.footer__nav-item a::after {
	content: "";
	position: absolute;
	bottom: -2px;
	left: 16px;
	width: 0;
	height: 1px;
	background-color: var(--color-gold);
	transition: width 0.3s ease;
}

.footer__nav-item a:hover::after {
	width: calc(100% - 16px);
}

/*
 * ボタン：金色→濃い金色フェード + シャドウ
 *   .btn--gold  → #c8a84e → #b8963e
 *   .btn--outline → 透明 → 金色塗り
 */

/* ヘッダー予約ボタン */
.header__nav-reserve:hover {
	background-color: #b8963e;
	border-color: #b8963e;
	color: var(--color-white);
}

/* CTA セクションのボタン */
.cta-section .btn--gold:hover {
	background-color: #b8963e;
	border-color: #b8963e;
	color: var(--color-white);
}

.cta-section .btn--outline:hover {
	box-shadow: 0 4px 16px rgba(200, 168, 78, 0.25);
}

/* フッター CTA ボタン */
.footer__cta-btn:hover {
	background-color: #b8963e;
	color: var(--color-white);
	outline: none;
	box-shadow: 0 4px 12px rgba(200, 168, 78, 0.3);
}

/*
 * カード要素：ふわっと浮き上がり（translateY -4px）
 *   front-page.css → .course__item
 *   page-menu.css  → .seasonal__item
 *   css/news.css   → .news-card
 */