/* このファイルの用途: 全ページ共通のスタイルシート */
/* カスタマイズ箇所: CSS変数（カラーパレット）、フォントサイズ、レイアウト調整 */

/* CSS変数（カスタムプロパティ） */
:root {
    /* カラーパレット */
    --bg-primary: #111117;
    --bg-secondary: #f8f6f0;
    --accent-primary: #bfa57a;
    --accent-secondary: #d4c4a0;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #9b9b9b;
    --text-light: #ffffff;
    --border-light: #e5e5e5;
    --border-dark: #333333;
    
    /* フォント */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-heading: 'Merriweather', serif;
    
    /* サイズ */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
    
    /* ブレークポイント */
    --bp-small: 480px;
    --bp-medium: 768px;
    --bp-large: 1024px;
}

/* リセット・ベーススタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* コンテナ */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* セクションタイトル */
.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 400;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

/* ヘッダー・ナビゲーション */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(17, 17, 23, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

.nav__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.nav__logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav__link {
    color: var(--text-light);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav__link:hover,
.nav__link--active {
    background-color: var(--accent-primary);
    color: var(--text-light);
}

/* ハンバーガーメニュー */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 0.5rem;
}

.nav__toggle-line {
    width: 24px;
    height: 2px;
    background-color: var(--text-light);
    transition: var(--transition);
}

/* ヒーローセクション */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 100vh;
    padding: 8rem 1rem 4rem;
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.hero__content {
    animation: fadeInUp 1s ease-out;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 300;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.hero__subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 2rem;
    color: var(--accent-primary);
}

.hero__description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    color: var(--text-secondary);
}

.hero__cta {
    display: inline-block;
    background-color: var(--accent-primary);
    color: var(--text-light);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: var(--transition);
}

.hero__cta:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-2px);
}

.hero__image {
    animation: fadeInRight 1s ease-out 0.3s both;
}

/* 特徴セクション */
.features {
    padding: 6rem 0;
    background-color: var(--bg-primary);
    color: var(--text-light);
}

.features .section-title {
    color: var(--text-light);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.feature {
    text-align: center;
    padding: 2rem;
}

.feature__icon {
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.feature__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature__description {
    line-height: 1.8;
    color: var(--text-muted);
}

/* シェフセクション */
.chef {
    padding: 6rem 0;
}

.chef__content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.chef__image img {
    border-radius: var(--border-radius);
}

.chef__name {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.chef__title {
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 2rem;
}

.chef__bio {
    line-height: 1.8;
    margin-bottom: 2rem;
}

.chef__philosophy {
    font-style: italic;
    color: var(--text-secondary);
    border-left: 4px solid var(--accent-primary);
    padding-left: 1rem;
}

/* CTAセクション */
.cta {
    padding: 6rem 0;
    background-color: var(--bg-primary);
    color: var(--text-light);
    text-align: center;
}

.cta__title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.cta__description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    color: var(--text-muted);
}

.cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn--primary:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-2px);
}

.btn--secondary {
    background-color: transparent;
    color: var(--text-light);
    border-color: var(--accent-primary);
}

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

.btn--large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

/* ページヘッダー */
.page-header {
    padding: 8rem 0 4rem;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--accent-primary) 100%);
    color: var(--text-light);
}

.page-header__title {
    font-family: var(--font-heading);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header__subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* メニューページ */
.menu {
    padding: 4rem 0;
}

.menu__category {
    margin-bottom: 6rem;
}

.menu__category-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
    padding-bottom: 0.5rem;
}

.menu__category-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.menu__items {
    display: grid;
    gap: 2rem;
}

.menu-item {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 2rem;
    padding: 2rem;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.menu-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.menu-item--side,
.menu-item--drink {
    grid-template-columns: 150px 1fr;
}

.menu-item--drink {
    grid-template-columns: 1fr;
}

.menu-item__image img {
    border-radius: var(--border-radius);
    object-fit: cover;
    width: 100%;
    height: 150px;
}

.menu-item__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.menu-item__name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--text-primary);
}

.menu-item__price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.menu-item__description {
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.menu-item__tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.menu-item__tag {
    background-color: var(--accent-primary);
    color: var(--text-light);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.menu__notes {
    background-color: var(--bg-primary);
    color: var(--text-light);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 4rem;
}

.menu__notes-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.menu__notes-list {
    list-style: none;
}

.menu__notes-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.menu__notes-list li:before {
    content: "・";
    color: var(--accent-primary);
    margin-right: 0.5rem;
}

/* ギャラリーページ */
.gallery {
    padding: 4rem 0;
}

.gallery__section {
    margin-bottom: 6rem;
}

.gallery__section-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.gallery__section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    text-align: center;
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.gallery__item:hover {
    transform: scale(1.05);
}

.gallery__item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery__item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--text-light);
    padding: 2rem 1rem 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery__item:hover .gallery__item-overlay {
    transform: translateY(0);
}

.gallery__item-title {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.gallery__item-description {
    font-size: 0.9rem;
    opacity: 0.9;
}

.gallery__filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 4rem;
}

.gallery__filter {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--accent-primary);
    border-radius: var(--border-radius);
    background-color: transparent;
    color: var(--accent-primary);
    font-weight: 500;
    transition: var(--transition);
}

.gallery__filter--active,
.gallery__filter:hover {
    background-color: var(--accent-primary);
    color: var(--text-light);
}

/* アクセスページ */
.access {
    padding: 4rem 0;
}

.access__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.access__details {
    display: grid;
    gap: 2rem;
}

.access__item-title {
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

.access__item-content {
    line-height: 1.6;
}

.access__phone {
    color: var(--accent-primary);
    font-weight: 700;
    font-size: 1.2rem;
}

.access__phone:hover {
    text-decoration: underline;
}

.access__map-container {
    background-color: var(--border-light);
    border-radius: var(--border-radius);
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.access__map-placeholder {
    text-align: center;
    color: var(--text-muted);
}

.access__map-note {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* FAQ */
.faq {
    padding: 4rem 0;
    background-color: var(--bg-primary);
    color: var(--text-light);
}

.faq .section-title {
    color: var(--text-light);
}

.faq__items {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-light);
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq__question:hover {
    color: var(--accent-primary);
}

.faq__icon {
    transition: var(--transition);
}

.faq__question[aria-expanded="true"] .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq__answer p {
    padding-bottom: 2rem;
    line-height: 1.8;
    color: var(--text-muted);
}

/* 予約フォーム */
.reservation {
    padding: 4rem 0;
}

.reservation__description {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.reservation__form {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.form__group {
    display: flex;
    flex-direction: column;
}

.form__label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form__required {
    color: #e74c3c;
}

.form__input,
.form__select,
.form__textarea {
    padding: 1rem;
    border: 2px solid var(--border-light);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.form__error {
    color: #e74c3c;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    min-height: 1.2rem;
}

.form__submit {
    text-align: center;
    margin-top: 2rem;
}

/* モーダル */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.modal__content {
    background-color: white;
    padding: 3rem;
    border-radius: var(--border-radius);
    max-width: 500px;
    width: 90%;
    text-align: center;
    position: relative;
    transform: scale(0.8);
    transition: var(--transition);
}

.modal.active .modal__content {
    transform: scale(1);
}

.modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: var(--text-muted);
    cursor: pointer;
}

.modal__icon {
    margin-bottom: 1rem;
}

.modal__content--success .modal__icon {
    color: #27ae60;
}

.modal__content--error .modal__icon {
    color: #e74c3c;
}

.modal__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.modal__message {
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

/* フッター */
.footer {
    background-color: var(--bg-primary);
    color: var(--text-light);
    padding: 4rem 0 2rem;
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer__title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.footer__subtitle {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.footer__address,
.footer__phone {
    line-height: 1.6;
    color: var(--text-muted);
}

.footer__phone {
    margin-top: 1rem;
}

.footer__closed {
    color: var(--accent-primary);
    font-weight: 500;
}

.footer__social-links {
    display: flex;
    gap: 1rem;
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--accent-primary);
    border-radius: 50%;
    transition: var(--transition);
}

.footer__social-link:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-2px);
}

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* レスポンシブデザイン */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .chef__content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .access__content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        padding: 2rem;
        transform: translateY(-100%);
        transition: var(--transition);
        opacity: 0;
        visibility: hidden;
    }
    
    .nav__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features__grid {
        grid-template-columns: 1fr;
    }
    
    .menu-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .menu-item--side,
    .menu-item--drink {
        grid-template-columns: 1fr;
    }
    
    .form__row {
        grid-template-columns: 1fr;
    }
    
    .cta__buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .gallery__grid {
        grid-template-columns: 1fr;
    }
    
    .gallery__filters {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .hero {
        padding: 6rem 1rem 2rem;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .page-header__title {
        font-size: 2rem;
    }
    
    .reservation__form {
        padding: 2rem 1rem;
    }
    
    .modal__content {
        padding: 2rem 1rem;
    }
}