/* リセットと基本スタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6B4226;
    --secondary-color: #D4A574;
    --accent-color: #8B9862;
    --text-color: #333333;
    --light-color: #F5F5F5;
    --background-color: #FFFFFF;
    --font-main: 'Noto Sans JP', sans-serif;
    --font-accent: 'Playfair Display', serif;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

h1, h2, h3, h4 {
    font-family: var(--font-accent);
    margin-bottom: 1rem;
    line-height: 1.3;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--secondary-color);
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

section {
    padding: 5rem 0;
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--primary-color);
    padding: 10px 25px;
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: 500;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

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

/* プレースホルダー画像のスタイル */
.placeholder-img {
    width: 100%;
    height: 100%;
    background-color: #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #888;
    font-size: 14px;
    border-radius: 8px;
    min-height: 200px;
}

/* ヘッダーのスタイル */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.logo {
    font-family: var(--font-accent);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    font-size: 1rem;
    font-weight: 500;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* ヒーローセクションのスタイル */
.hero {
    height: 100vh;
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('images/hero-image.svg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

/* Aboutセクションのスタイル */
.about-content {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.about-text, .about-image {
    flex: 1;
}

.about-image img {
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* メニューセクションのスタイル */
.menu-categories {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
}

.category-btn {
    background: none;
    border: none;
    padding: 10px 25px;
    margin: 0 10px;
    font-family: var(--font-main);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
    color: var(--text-color);
}

.category-btn.active, .category-btn:hover {
    border-bottom: 2px solid var(--secondary-color);
    color: var(--primary-color);
}

.menu-category {
    display: none;
}

.menu-category.active {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.menu-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.menu-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.menu-item-image {
    height: 250px;
    overflow: hidden;
}

.menu-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.menu-item:hover .menu-item-image img {
    transform: scale(1.05);
}

.menu-item-info {
    padding: 1.5rem;
}

.menu-item-info h3 {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.price {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 1rem;
}

/* スペシャルオファーセクションのスタイル */
.special-offer {
    background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('images/special-offer.svg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
    text-align: center;
    padding: 6rem 0;
}

.offer-content {
    max-width: 600px;
    margin: 0 auto;
}

.special-offer h2 {
    color: white;
}

.special-offer h2::after {
    background-color: white;
}

.special-price {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 1.5rem 0 2rem;
    color: var(--secondary-color);
}

/* ロケーションセクションのスタイル */
.location-content {
    display: flex;
    gap: 4rem;
}

.map, .location-info {
    flex: 1;
}

.map-placeholder {
    width: 100%;
    height: 400px;
    background-color: #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.location-info {
    padding: 2rem;
    background-color: #f8f8f8;
    border-radius: 10px;
}

.location-info h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.location-info p {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.location-info i {
    width: 25px;
    margin-right: 10px;
    color: var(--primary-color);
}

.social-links {
    margin-top: 2rem;
    display: flex;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    margin-right: 15px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* コンタクトセクションのスタイル */
.section-desc {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.contact-form .btn {
    margin-top: 1rem;
    width: 100%;
}

/* フッターのスタイル */
footer {
    background-color: #2A2A2A;
    color: white;
    padding-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-logo h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

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

.footer-hours p, .footer-contact p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.9rem;
}

/* レスポンシブスタイル */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        padding: 1rem 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: all 0.4s ease;
    }

    nav.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 1rem 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .about-content, .location-content {
        flex-direction: column;
        gap: 2rem;
    }

    .menu-category.active {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    h2 {
        font-size: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}