/**
 * 絆串 鶴舞店 - スタイルシート
 *
 * 1. カスタムプロパティ
 * 2. リセット・ベース
 * 3. ヒーロー
 * 4. コンセプト
 * 5. こだわり
 * 6. メニュー
 * 7. 職人の技（動画）
 * 8. 空間（ギャラリー）
 * 9. 店舗情報
 * 10. CTA
 * 11. Instagram
 * 12. フッター
 * 13. アニメーション
 * 14. レスポンシブ（タブレット 1024px）
 * 15. レスポンシブ（スマホ 768px）
 * 16. レスポンシブ（小型スマホ 375px）
 */


/* ========================================
   1. カスタムプロパティ
======================================== */

:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-accent: #D84315;
    --color-accent-dark: #bf360c;
    --color-bg-light: #f8f8f8;
    --color-bg-gray: #f5f5f5;
    --color-text: #ffffff;
    --color-text-dark: rgba(0, 0, 0, 0.8);
    --color-text-muted: #ffffff;
    --color-text-muted-dark: rgba(0, 0, 0, 0.5);
    --color-border: rgba(216, 67, 21, 0.1);
    --color-border-mid: rgba(216, 67, 21, 0.4);
    --font-jp: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', serif;
    --font-en: 'Times New Roman', serif;
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}


/* ========================================
   2. リセット・ベース
======================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--color-black);
    color: var(--color-white);
    font-family: var(--font-jp);
    overflow-x: hidden;
}


/* ========================================
   2.5. ヘッダー
======================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 30px 60px;
    transition: background 0.3s ease;
}

.header-logo {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.15em;
    color: var(--color-white);
    text-decoration: none;
    font-family: var(--font-jp);
}

.header-logo-en {
    font-family: var(--font-en);
    font-size: 10px;
    font-weight: 400;
    letter-spacing: 0.15em;
    opacity: 0.7;
    margin-left: 4px;
}

.site-header.scrolled {
    background: rgba(0, 0, 0, 0.85);
    padding-top: 20px;
    padding-bottom: 20px;
}

.header-nav {
    display: flex;
    gap: 40px;
}

.header-nav a {
    font-size: 12px;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: color 0.3s ease;
    font-family: var(--font-jp);
}

.header-nav a:hover {
    color: var(--color-white);
}

/* ハンバーガー: PCでは非表示 */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 110;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--color-white);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 50%; }
.hamburger span:nth-child(3) { top: 100%; }

.hamburger.active span:nth-child(1) {
    top: 50%;
    transform: rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
}
.hamburger.active span:nth-child(3) {
    top: 50%;
    transform: rotate(-45deg);
}

/* ドロワー: PCでは非表示 */
.drawer-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 90;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.drawer-overlay.active {
    display: block;
    opacity: 1;
}

.drawer-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: var(--color-black);
    z-index: 105;
    display: flex;
    flex-direction: column;
    padding: 100px 40px 40px;
    gap: 30px;
    transition: right 0.3s ease;
}

.drawer-menu.active {
    right: 0;
}

.drawer-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 106;
}

.drawer-close span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--color-white);
    position: absolute;
    top: 50%;
    left: 0;
}

.drawer-close span:nth-child(1) {
    transform: rotate(45deg);
}

.drawer-close span:nth-child(2) {
    transform: rotate(-45deg);
}

.drawer-menu a {
    font-size: 14px;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 0.15em;
    font-family: var(--font-jp);
    transition: color 0.3s ease;
}

.drawer-menu a:hover {
    color: var(--color-white);
}

body.drawer-open {
    overflow: hidden;
}


/* ========================================
   3. ヒーロー
======================================== */

.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, transparent 0%, rgba(0, 0, 0, 0) 100%);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern-bg.png');
    background-size: 400px;
    opacity: 0.03;
    mix-blend-mode: screen;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1.5s ease;
}

.logo {
    width: 180px;
    height: 180px;
    margin: 0 auto 36px;
    background: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.hero-title {
    font-size: 64px;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    margin-bottom: 10px;
    line-height: 1.6;
}

.hero-subtitle {
    font-size: 14px;
    color: var(--color-white);
    letter-spacing: 0.5em;
    text-indent: 0.5em;
    font-weight: 300;
}

.hero-stores {
    margin-top: 0;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.hero-store {
    font-size: 18px;
    color: var(--color-white);
    letter-spacing: 0.3em;
    font-weight: 300;
    font-family: var(--font-jp);
}

.hero-store-divider {
    font-size: 18px;
    color: var(--color-white);
    font-weight: 200;
}

.scroll-indicator {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    writing-mode: vertical-rl;
    color: var(--color-accent);
    font-size: 10px;
    letter-spacing: 0.4em;
    animation: bounce 2s infinite;
}


/* ========================================
   4. コンセプト
======================================== */

.concept {
    padding: 200px 40px;
    position: relative;
    background: var(--color-black);
}

.concept::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/smoke-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
}

.concept-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 120px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.concept-image {
    width: 100%;
    height: 600px;
    position: relative;
    overflow: hidden;
}

.concept-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.concept-text-wrapper {
    padding: 60px;
    position: relative;
}

.concept-label {
    font-size: 11px;
    color: var(--color-accent);
    letter-spacing: 0.5em;
    margin-bottom: 40px;
    font-weight: 400;
}

.concept-title {
    font-size: 42px;
    font-weight: 400;
    margin-bottom: 50px;
    letter-spacing: 0.15em;
}

.nowrap {
    white-space: nowrap;
}

.concept-text {
    font-size: 16px;
    line-height: 2.4;
    color: var(--color-text);
    font-weight: 300;
    letter-spacing: 0.08em;
}

.vertical-text {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    font-size: 120px;
    color: rgba(216, 67, 21, 0.05);
    font-weight: 400;
    letter-spacing: 0.2em;
    z-index: 0;
    pointer-events: none;
}


/* ========================================
   5. こだわり
======================================== */

.commitment-section {
    padding: 200px 40px;
    background: var(--color-white);
    position: relative;
    color: var(--color-black);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.commitment-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/texture-bg.jpg');
    background-size: cover;
    opacity: 0.03;
    z-index: 0;
}

/* セクションヘッダー（共通） */
.section-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
    margin-bottom: 120px;
    position: relative;
    z-index: 1;
}

.section-number {
    font-size: 16px;
    color: var(--color-accent);
    letter-spacing: 0.5em;
    text-indent: 0.5em;
    margin-bottom: 20px;
    font-weight: 400;
}

.section-title {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-indent: 0.25em;
    color: var(--color-black);
}

.section-title-w {
    font-size: 42px;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-indent: 0.25em;
    color: var(--color-white);
}

.section-title-vertical {
    -webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
    direction: ltr;
    white-space: nowrap;
    font-size: 48px;
    font-weight: 400;
    letter-spacing: 0.3em;
    display: inline-block;
}

/* こだわりグリッド */
.commitment-grid {
    width: 100%;
    max-width: 1400px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 80px;
    position: relative;
    z-index: 1;
}

.commitment-item {
    text-align: center;
    padding: 80px 40px;
    background: linear-gradient(180deg, rgba(216, 67, 21, 0.02) 0%, transparent 100%);
    transition: all 0.6s ease;
    position: relative;
}

.commitment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.commitment-item:hover::before {
    opacity: 1;
}

.commitment-item:hover {
    transform: translateY(-10px);
    background: linear-gradient(180deg, rgba(216, 67, 21, 0.05) 0%, transparent 100%);
}

.commitment-icon {
    width: 250px;
    height: 250px;
    margin: 0 auto 40px;
    border-radius: 50%;
    overflow: hidden;
}

.commitment-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.commitment-number {
    font-size: 14px;
    color: var(--color-accent);
    letter-spacing: 0.4em;
    margin-bottom: 25px;
    font-family: var(--font-en);
}

.commitment-title {
    font-size: 26px;
    margin-bottom: 30px;
    letter-spacing: 0.15em;
    font-weight: 400;
    color: var(--color-black);
}

.commitment-text {
    font-size: 14px;
    line-height: 2.2;
    color: var(--color-text-dark);
    font-weight: 300;
    letter-spacing: 0.05em;
    text-align: left;
}


/* ========================================
   6. メニュー
======================================== */

.menu-section {
    padding: 200px 40px;
    background: var(--color-bg-light);
    position: relative;
    color: var(--color-black);
}

.menu-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-size: cover;
    background-position: left;
    opacity: 0.03;
    z-index: 0;
}

.menu-container {
    max-width: 1800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.menu-item {
    margin-bottom: 200px;
    position: relative;
    overflow: visible;
}

.menu-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 100px;
    align-items: center;
}

.menu-item:nth-child(even) .menu-layout {
    grid-template-columns: 0.8fr 1.2fr;
}

.menu-item:nth-child(even) .menu-visual {
    order: 2;
}

.menu-item:nth-child(even) .menu-info {
    order: 1;
}

/* メニュー画像 */
.menu-visual {
    position: relative;
    height: 600px;
    overflow: visible;
}

.menu-main-image {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--color-border);
}

.menu-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s var(--ease-smooth);
}

.menu-item:hover .menu-main-image img {
    transform: scale(1.08);
}

.menu-sub-image {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-bg-light);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
}

.menu-item:nth-child(1) .menu-sub-image { bottom: -50px; right: -50px; }
.menu-item:nth-child(2) .menu-sub-image { bottom: -50px; left: -50px; }
.menu-item:nth-child(3) .menu-sub-image { bottom: -50px; right: -50px; }

.menu-sub-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 縦書きラベル */
.menu-vertical-label {
    position: absolute;
    right: -50px;
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    font-size: 18px;
    color: var(--color-accent);
    letter-spacing: 0.5em;
    opacity: 0.8;
    z-index: 10;
    pointer-events: none;
}

.menu-item:nth-child(even) .menu-vertical-label {
    right: auto;
    left: -50px;
}

/* メニュー情報 */
.menu-info {
    padding: 60px;
    position: relative;
    overflow: visible;
}

.menu-number {
    font-size: 80px;
    color: rgba(216, 67, 21, 0.1);
    font-weight: 300;
    line-height: 1;
    margin-bottom: 20px;
    font-family: var(--font-en);
}

.menu-category {
    display: inline-block;
    padding: 6px 28px;
    background: transparent;
    border: 1px solid var(--color-border-mid);
    font-size: 10px;
    color: var(--color-accent);
    letter-spacing: 0.4em;
    text-indent: 0.4em;
    margin-bottom: 35px;
}

.menu-name {
    font-size: 38px;
    font-weight: 400;
    margin-bottom: 20px;
    letter-spacing: 0.15em;
    line-height: 1.8;
    color: var(--color-black);
}

.menu-name-en {
    font-size: 14px;
    color: var(--color-text-muted-dark);
    letter-spacing: 0.2em;
    margin-bottom: 40px;
    font-family: var(--font-en);
}

.menu-note {
    font-size: 13px;
    line-height: 2;
    color: var(--color-accent);
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 0.08em;
}

.menu-description {
    font-size: 15px;
    line-height: 2.4;
    color: var(--color-text-dark);
    margin-bottom: 50px;
    font-weight: 300;
    letter-spacing: 0.05em;
}

.menu-price {
    font-size: 32px;
    color: var(--color-accent);
    font-weight: 400;
    letter-spacing: 0.15em;
}


/* ========================================
   7. 職人の技（動画）
======================================== */

.video-section {
    padding: 200px 40px;
    background: var(--color-black);
    position: relative;
}

.video-container {
    max-width: 1800px;
    margin: 0 auto;
    position: relative;
    height: 600px;
    overflow: hidden;
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-dim {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

/* PC: negative marginで動画に重ねる縦書き3カラム */
.craftsman-content {
    max-width: 1800px;
    margin: -600px auto 0;
    position: relative;
    z-index: 2;
    height: 600px;
    writing-mode: vertical-rl;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 60px 100px;
    gap: 60px;
}

.craftsman-col--quote {}
.craftsman-col--story {}
.craftsman-col--sign {}

.quote-text {
    font-size: 22px;
    letter-spacing: 0.15em;
    font-weight: 400;
    line-height: 2;
}

.story-paragraph {
    font-size: 14px;
    line-height: 2.2;
    color: var(--color-white);
    letter-spacing: 0.08em;
    font-weight: 300;
}

.story-paragraph + .story-paragraph {
    margin-left: 22px;
}

.signature-name {
    font-size: 18px;
    color: var(--color-white);
    letter-spacing: 0.2em;
    font-weight: 400;
}


/* ========================================
   8. 空間（ギャラリー）
======================================== */

.space-section {
    padding: 200px 40px;
    background: var(--color-bg-gray);
    position: relative;
    color: var(--color-black);
}

.space-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/wood-texture.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
    z-index: 0;
}

.space-intro {
    text-align: center;
    margin-bottom: 100px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.space-intro-text {
    font-size: 16px;
    line-height: 2.4;
    color: var(--color-text-dark);
    letter-spacing: 0.08em;
    margin-bottom: 1em;
}

/* PC用改行（スマホでは非表示） */
.pc-br {
    display: inline;
}

@media (max-width: 768px) {
    .pc-br {
        display: none;
    }
}

/* ギャラリー - モバイルファースト */
.space-gallery {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
    position: relative;
    z-index: 1;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    background: #0a0a0a;
    border: none;
    height: 250px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
    display: block;
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: brightness(1);
}

.gallery-caption {
    position: absolute;
    bottom: 20px;
    left: 20px;
    font-size: 12px;
    color: var(--color-white);
    letter-spacing: 0.15em;
    background: rgba(0, 0, 0, 0.6);
    padding: 8px 16px;
    backdrop-filter: blur(5px);
}


/* ========================================
   9. 店舗情報
======================================== */

.info-section {
    padding: 200px 40px;
    background: var(--color-black);
    position: relative;
}

.info-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern-dark.png');
    background-size: 500px;
    opacity: 0.02;
    z-index: 0;
}

.store-block {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.store-block + .store-block {
    margin-top: 120px;
    padding-top: 120px;
    border-top: 1px solid rgba(216, 67, 21, 0.15);
}

.store-name {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-align: center;
    margin-bottom: 60px;
    color: var(--color-white);
}

.store-badge {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 4px 12px;
    margin-left: 14px;
    vertical-align: middle;
    font-weight: 300;
}

.info-wrapper {
    position: relative;
    z-index: 1;
}

.info-visual-grid {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 4px;
    background: var(--color-border);
}

.info-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: var(--color-black);
}

.info-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.6s ease;
    opacity: 0.85;
}

.info-image:hover img {
    opacity: 1;
}

.info-map {
    width: 100%;
    height: 280px;
    position: relative;
    background: var(--color-black);
}

.info-map iframe {
    width: 100%;
    height: 100%;
    border: none;
    filter: grayscale(0.3) contrast(1.1);
}

.info-details-wrapper {
    padding: 2px 0;
}

.info-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
}

.info-card {
    background: var(--color-black);
    padding: 80px 50px;
    transition: all 0.6s ease;
    position: relative;
}

.info-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.6s ease;
}

.info-card:hover::after {
    width: 60%;
}

.info-card:hover {
    background: rgba(216, 67, 21, 0.02);
}

.info-label {
    font-size: 10px;
    color: var(--color-accent);
    letter-spacing: 0.5em;
    margin-bottom: 25px;
    font-weight: 400;
}

.info-content {
    font-size: 16px;
    line-height: 2.2;
    color: var(--color-white);
    font-weight: 300;
    letter-spacing: 0.08em;
}

.info-content a {
    color: var(--color-white);
    text-decoration: none;
    border-bottom: 1px solid rgba(216, 67, 21, 0.3);
    transition: all 0.3s ease;
}

.info-content a:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}


/* ========================================
   10. CTA
======================================== */

.cta-section {
    padding: 300px 40px;
    text-align: center;
    background: linear-gradient(180deg, var(--color-black) 0%, #0a0404 100%);
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/cta-bg.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.08;
    z-index: 0;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: 48px;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-indent: 0.25em;
    text-align: center;
    margin: 0 auto 160px;
}

.cta-buttons {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-store-group {
    margin-bottom: 160px;
}

.cta-store-group:last-child {
    margin-bottom: 0;
}

.cta-store-name {
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 0.35em;
    color: var(--color-white);
    margin-bottom: 80px;
    position: relative;
    display: inline-block;
    padding-bottom: 28px;
}

.cta-store-name::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 1px;
    background: #c9a961;
}

.btn {
    padding: 24px 60px;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.4em;
    text-indent: 0.4em;
    border: none;
    cursor: pointer;
    transition: all 0.5s ease;
    text-decoration: none;
    display: inline-block;
    font-family: var(--font-jp);
    width: 300px;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-accent-dark);
    box-shadow: 0 20px 60px rgba(216, 67, 21, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(216, 67, 21, 0.5);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(216, 67, 21, 0.05);
}


/* ========================================
   11. Instagram
======================================== */

.instagram-section {
    padding: 200px 40px;
    background: var(--color-black);
    position: relative;
    overflow: hidden;
}

.instagram-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern-dark.png');
    background-size: 500px;
    opacity: 0.02;
    z-index: 0;
}

.instagram-section .section-header {
    margin-bottom: 80px;
}

.instagram-feed {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Smash Balloon 上書き */
#sb_instagram {
    width: 100% !important;
    max-width: 900px !important;
}

#sb_instagram #sbi_images {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 4px !important;
}

#sb_instagram #sbi_images .sbi_item {
    width: 100% !important;
    max-width: 100% !important;
}

#sb_instagram #sbi_images .sbi_photo {
    height: 0 !important;
    padding-bottom: 100% !important;
    display: block !important;
    position: relative !important;
    overflow: hidden !important;
}

#sb_instagram #sbi_images .sbi_photo img {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}


#sb_instagram .sb_instagram_header {
    display: none !important;
}

#sb_instagram #sbi_load .sbi_follow_btn {
    display: none !important;
}

.instagram-loading {
    text-align: center;
    padding: 80px 40px;
    font-size: 14px;
    color: var(--color-white);
    letter-spacing: 0.1em;
}

.instagram-post {
    width: 100%;
    aspect-ratio: 1 / 1.33;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block;
}

.instagram-post:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(216, 67, 21, 0.2);
}

.instagram-post img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.instagram-post:hover img {
    transform: scale(1.05);
}

.instagram-placeholder {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 40px;
    border: 1px dashed rgba(216, 67, 21, 0.3);
}

.instagram-placeholder-text {
    font-size: 16px;
    color: var(--color-white);
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

.instagram-placeholder-sub {
    font-size: 12px;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

.instagram-link {
    text-align: center;
    margin-top: 80px;
}


/* ========================================
   12. フッター
======================================== */

.site-footer {
    padding: 100px 40px 80px;
    text-align: center;
    background: var(--color-black);
    border-top: 1px solid var(--color-border);
}

.footer-logo {
    width: 120px;
    height: 120px;
    margin: 0 auto 24px;
    background: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.footer-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.footer-stores {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.footer-store {
    font-size: 13px;
    color: var(--color-white);
    letter-spacing: 0.3em;
    font-weight: 300;
    font-family: var(--font-jp);
}

.footer-store-divider {
    font-size: 13px;
    color: var(--color-white);
    font-weight: 200;
}

.footer-subtitle {
    font-size: 14px;
    color: var(--color-white);
    letter-spacing: 0.5em;
    text-indent: 0.5em;
    margin-bottom: 60px;
    font-weight: 300;
}

.footer-links {
    display: flex;
    gap: 40px;
    justify-content: center;
    margin-bottom: 60px;
    font-size: 12px;
    letter-spacing: 0.2em;
}

.footer-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--color-accent);
}

.footer-social {
    display: flex;
    gap: 30px;
    justify-content: center;
    margin-bottom: 60px;
}

.social-link {
    width: 50px;
    height: 50px;
    border: 1px solid rgba(216, 67, 21, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: all 0.4s ease;
    text-decoration: none;
    font-size: 22px;
    letter-spacing: 0;
}

.social-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(216, 67, 21, 0.05);
}

.footer-recruit {
    font-size: 11px;
    color: var(--color-white);
    letter-spacing: 0.15em;
    font-weight: 300;
    margin-bottom: 40px;
}

.footer-copy {
    font-size: 9px;
    color: var(--color-white);
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    font-weight: 300;
}


/* ========================================
   13. アニメーション
======================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(12px);
    }
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(80px);
    transition: all 1.2s var(--ease-smooth);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}


/* ========================================
   14. レスポンシブ: タブレット（1024px以下）
======================================== */

@media (max-width: 1200px) {
    .commitment-title { letter-spacing: 0.05em; }
}

@media (max-width: 1024px) {
    .site-header { padding: 25px 30px; }
    .header-nav { gap: 25px; }
    .header-nav a { font-size: 11px; }

    .section-header { margin-bottom: 80px; }
    .section-title { font-size: 36px; }
    .section-title-w { font-size: 36px; }

    .vertical-text,
    .menu-vertical-label { display: none; }

    .concept-container { grid-template-columns: 1fr; gap: 60px; }
    .commitment-grid { grid-template-columns: 1fr; gap: 60px; }

    /* メニュー */
    .menu-layout { grid-template-columns: 1fr; gap: 40px; }
    .menu-item:nth-child(even) .menu-layout { grid-template-columns: 1fr; }
    .menu-item:nth-child(even) .menu-visual,
    .menu-item:nth-child(even) .menu-info { order: 0; }
    .menu-visual { height: 450px; }
    .menu-item { margin-bottom: 120px; }
    .menu-info { padding: 40px 20px; }
    .menu-sub-image { width: 150px; height: 150px; }
    .menu-item:nth-child(1) .menu-sub-image,
    .menu-item:nth-child(2) .menu-sub-image,
    .menu-item:nth-child(3) .menu-sub-image { bottom: -30px; right: 20px; left: auto; }

    /* 動画 */
    .video-container { height: auto; overflow: visible; }
    .craftsman-content {
        margin: 0 auto; height: auto;
        writing-mode: horizontal-tb;
        flex-direction: column; align-items: stretch;
        padding: 40px; gap: 0;
    }
    .craftsman-col--quote { padding: 0 0 30px; text-align: center; }
    .craftsman-col--story { padding: 30px 0; }
    .craftsman-col--sign { padding: 30px 0 0; text-align: right; align-self: auto; }
    .quote-text { font-size: 20px; }
    .story-paragraph + .story-paragraph { margin-left: 0; margin-top: 15px; }
    .signature-name { text-align: right; }

    /* 空間 */
    .space-section { padding: 150px 30px; }
    .space-intro { margin-bottom: 60px; }

    /* 店舗情報 */
    .info-section { padding: 150px 30px; }

    /* Instagram */
    .instagram-section { padding: 150px 30px; }

    /* PC用グリッド */
    .info-visual-grid { display: flex; flex-direction: column; }
}

/* PC用ギャラリーグリッド */
@media (min-width: 1025px) {
    .space-gallery {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(2, 400px);
        gap: 0;
    }
    .gallery-item { height: auto; }
    .gallery-item:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 2; }
    .gallery-item:nth-child(2) { grid-column: 3 / 4; grid-row: 1 / 2; }
    .gallery-item:nth-child(3) { grid-column: 4 / 5; grid-row: 1 / 2; }
    .gallery-item:nth-child(4) { grid-column: 1 / 2; grid-row: 2 / 3; }
    .gallery-item:nth-child(5) { grid-column: 2 / 3; grid-row: 2 / 3; }
    .gallery-item:nth-child(6) { grid-column: 3 / 5; grid-row: 2 / 3; }
    .gallery-caption { font-size: 14px; padding: 10px 20px; bottom: 30px; left: 30px; }

    .info-visual-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 2px;
        margin-bottom: 2px;
    }
    .info-image { height: 500px; }
    .info-map { height: 500px; }
}


/* ========================================
   15. レスポンシブ: スマホ（768px以下）
======================================== */

@media (max-width: 768px) {
    /* ヘッダー */
    .site-header { padding: 20px 20px; }
    .header-nav { display: none; }
    .hamburger { display: block; }

    .hero-stores { margin-top: 0; margin-bottom: 22px; gap: 14px; }
    .hero-store { font-size: 15px; letter-spacing: 0.25em; }
    .hero-store-divider { font-size: 15px; }
    .section-title { font-size: 32px; }
    .section-title-w { font-size: 32px; }
    .section-header { margin-bottom: 50px; }

    .concept,
    .commitment-section,
    .menu-section,
    .info-section,
    .cta-section,
    .video-section { padding: 80px 15px; }

    .concept-text-wrapper { padding: 30px 15px; }
    .commitment-item { padding: 50px 20px; }

    /* メニュー */
    .menu-section .section-header { margin-bottom: 60px; }
    .menu-item { margin-bottom: 80px; }
    .menu-item:last-child { margin-bottom: 0; }
    .menu-layout { gap: 25px; }
    .menu-visual { height: 280px; }
    .menu-main-image { border-radius: 4px; }
    .menu-sub-image { width: 100px; height: 100px; border-width: 2px; }
    .menu-item:nth-child(1) .menu-sub-image,
    .menu-item:nth-child(2) .menu-sub-image,
    .menu-item:nth-child(3) .menu-sub-image { bottom: -20px; right: 15px; }
    .menu-info { padding: 30px 10px 10px; }
    .menu-number { font-size: 48px; margin-bottom: 10px; }
    .menu-category { padding: 5px 18px; font-size: 9px; margin-bottom: 20px; }
    .menu-name { font-size: 24px; line-height: 1.6; margin-bottom: 10px; letter-spacing: 0.1em; }
    .menu-name-en { font-size: 11px; margin-bottom: 25px; letter-spacing: 0.15em; }
    .menu-note { font-size: 12px; margin-bottom: 20px; line-height: 1.8; }
    .menu-description { font-size: 14px; line-height: 2; margin-bottom: 30px; }
    .menu-price { font-size: 24px; }

    /* 空間 */
    .space-section { padding: 80px 15px; }
    .space-section .section-header { margin-bottom: 40px; }
    .space-intro { margin-bottom: 40px; padding: 0 10px; text-align: left; }
    .space-intro-text { font-size: 14px; line-height: 2; }
    .space-gallery { gap: 3px; }
    .gallery-item { height: 220px; }
    .gallery-caption { font-size: 10px; padding: 5px 10px; bottom: 12px; left: 12px; }

    /* 動画（スマホ: 背景動画化） */
    .video-section {
        padding: 80px 25px 40px;
        position: relative;
    }

    .video-section > .section-header {
        position: relative;
        z-index: 2;
        text-align: center;
        margin-bottom: 30px;
    }

    .video-container {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        max-width: none;
        border: none;
        z-index: 0;
        overflow: visible;
    }

    .video-container video {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .video-dim {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.6);
        z-index: 1;
    }

    .craftsman-content {
        margin: 0; height: auto;
        position: relative;
        z-index: 2;
        writing-mode: horizontal-tb;
        flex-direction: column;
        align-items: stretch;
        padding: 30px 0;
        gap: 0;
    }

    .craftsman-col--quote { padding: 0 0 20px; text-align: center; }
    .craftsman-col--story { padding: 15px 0; }
    .craftsman-col--sign { padding: 15px 0 0; text-align: right; align-self: auto; }

    .quote-text { font-size: 18px; line-height: 1.8; }
    .story-paragraph { font-size: 14px; line-height: 2.2; }
    .story-paragraph + .story-paragraph { margin-left: 0; margin-top: 15px; }
    .signature-name { font-size: 16px; text-align: right; }

    /* 店舗情報 */
    .info-section { padding: 80px 15px; }
    .info-section .section-header { margin-bottom: 50px; }
    .store-block + .store-block { margin-top: 80px; padding-top: 80px; }
    .store-name { font-size: 22px; margin-bottom: 40px; }
    .store-badge { font-size: 9px; padding: 3px 10px; margin-left: 10px; }
    .info-image { height: 300px; }
    .info-map { height: 300px; }
    .info-details { grid-template-columns: 1fr; gap: 0; }
    .info-card { padding: 35px 20px; border-bottom: 1px solid rgba(216, 67, 21, 0.15); }
    .info-card:last-child { border-bottom: none; }
    .info-label { font-size: 9px; margin-bottom: 20px; }
    .info-content { font-size: 14px; line-height: 2; }

    /* CTA */
    .cta-buttons { flex-direction: column; align-items: center; gap: 20px; }
    .btn { width: 100%; max-width: 320px; }
    .cta-store-group { margin-bottom: 100px; }
    .cta-store-name { font-size: 20px; margin-bottom: 50px; padding-bottom: 22px; }

    /* Instagram */
    .instagram-section { padding: 80px 15px; }
    .instagram-section .section-header { margin-bottom: 50px; }
    #sb_instagram #sbi_images { grid-template-columns: repeat(3, 1fr) !important; }
    .instagram-link { margin-top: 50px; }

    /* フッター */
    .site-footer { padding: 60px 20px 50px; }
    .footer-logo { width: 90px; height: 90px; margin: 0 auto 18px; }
    .footer-stores { gap: 12px; margin-bottom: 18px; }
    .footer-store { font-size: 11px; letter-spacing: 0.2em; }
    .footer-store-divider { font-size: 11px; }
    .footer-subtitle { font-size: 12px; letter-spacing: 0.3em; margin-bottom: 40px; }
    .footer-links { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 40px; font-size: 11px; text-align: center; }
    .footer-social { gap: 20px; margin-bottom: 40px; }
    .social-link { width: 44px; height: 44px; font-size: 22px; }
    .footer-copy { font-size: 8px; letter-spacing: 0.1em; }
}


/* ========================================
   16. レスポンシブ: 小型スマホ（375px以下）
======================================== */

@media (max-width: 375px) {
    .concept-title { font-size: 28px; }
    .menu-section { padding: 60px 12px; }
    .menu-item { margin-bottom: 60px; }
    .menu-visual { height: 220px; }
    .menu-sub-image { width: 80px; height: 80px; }
    .menu-item:nth-child(1) .menu-sub-image,
    .menu-item:nth-child(2) .menu-sub-image,
    .menu-item:nth-child(3) .menu-sub-image { bottom: -15px; right: 10px; }
    .menu-info { padding: 20px 5px 5px; }
    .menu-number { font-size: 36px; }
    .menu-name { font-size: 20px; }
    .menu-description { font-size: 13px; line-height: 1.9; }
    .menu-price { font-size: 20px; }

    .space-section { padding: 60px 10px; }
    .space-intro { margin-bottom: 30px; }
    .space-intro-text { font-size: 13px; }
    .gallery-item { height: 200px; }

    .concept-text-wrapper { padding: 20px 10px; }
    .commitment-item { padding: 40px 15px; }

    .info-section { padding: 60px 10px; }
    .info-card { padding: 25px 15px; }
    .info-label { font-size: 8px; margin-bottom: 15px; }
    .info-content { font-size: 13px; line-height: 1.9; }

    .instagram-section { padding: 60px 10px; }
    .instagram-section .section-header { margin-bottom: 40px; }
    .instagram-link { margin-top: 40px; }

    .site-footer { padding: 50px 15px 40px; }
    .footer-links { gap: 15px; margin-bottom: 30px; font-size: 10px; }
}
/* ============================================
   予約モーダル
   ============================================ */
.reservation-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.reservation-modal.active {
    display: flex;
}

.reservation-modal-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: reservationFade 0.3s ease;
}

.reservation-modal-content {
    position: relative;
    z-index: 2;
    background: linear-gradient(180deg, #1a0f0f 0%, #0a0404 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 70px 60px 60px;
    max-width: 520px;
    width: 100%;
    text-align: center;
    animation: reservationSlide 0.4s ease;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.reservation-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.reservation-modal-close span {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 22px;
    height: 1px;
    background: var(--color-white, #fff);
    transition: background 0.3s ease;
}

.reservation-modal-close span:nth-child(1) {
    transform: translate(-50%, -50%) rotate(45deg);
}

.reservation-modal-close span:nth-child(2) {
    transform: translate(-50%, -50%) rotate(-45deg);
}

.reservation-modal-close:hover span {
    background: #c9a961;
}

.reservation-modal-label {
    font-size: 11px;
    letter-spacing: 0.4em;
    color: #c9a961;
    margin: 0 0 16px;
}

.reservation-modal-title {
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--color-white, #fff);
    margin: 0 0 12px;
}

.reservation-modal-store {
    font-size: 16px;
    letter-spacing: 0.2em;
    color: var(--color-white, #fff);
    margin: 0 0 8px;
    opacity: 0.9;
}

.reservation-modal-text {
    font-size: 13px;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.7);
    margin: 0 0 40px;
}

.reservation-modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    position: relative;
    z-index: 3;
}

.reservation-modal-buttons .btn {
    width: 100%;
    max-width: 320px;
    position: relative;
    z-index: 3;
    pointer-events: auto;
}

/* 各予約サイトのブランドカラー */
.reservation-btn {
    color: #fff;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.reservation-btn-hotpepper {
    background: #ff7b1c;
    border-color: #ff7b1c;
}

.reservation-btn-hotpepper:hover {
    background: #e56a0d;
    border-color: #e56a0d;
    color: #fff;
}

.reservation-btn-tabelog {
    background: #ffc000;
    border-color: #ffc000;
    color: #3c2400;
}

.reservation-btn-tabelog:hover {
    background: #e5ac00;
    border-color: #e5ac00;
    color: #3c2400;
}

.reservation-btn-gnavi {
    background: #e60012;
    border-color: #e60012;
}

.reservation-btn-gnavi:hover {
    background: #c4000f;
    border-color: #c4000f;
    color: #fff;
}

body.reservation-modal-open {
    position: fixed;
    left: 0;
    right: 0;
    width: 100%;
    overflow: hidden;
}

@keyframes reservationFade {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes reservationSlide {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .reservation-modal-content {
        padding: 60px 30px 40px;
    }
    .reservation-modal-title {
        font-size: 22px;
    }
    .reservation-modal-store {
        font-size: 14px;
    }
    .reservation-modal-buttons .btn {
        padding: 20px 30px;
    }
}