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

:root {
    --primary-green: #1a5d4d;
    --accent-gold: #d4af37;
    --light-bg: #f5f1e8;
    --text-dark: #333;
    --text-light: #666;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
}

/* ナビゲーション */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, var(--primary-green) 0%, #2a7a6e 100%);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

nav .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-gold);
    letter-spacing: 2px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--accent-gold);
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 5px 0;
    transition: 0.3s;
}

/* ヒーロー */
.hero {
    margin-top: 60px;
    height: 100vh;
    background: linear-gradient(rgba(26, 93, 77, 0.4), rgba(26, 93, 77, 0.4)), url('../images/salon-loa-hero.png') center/cover no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero .accent {
    color: var(--accent-gold);
    display: block;
    font-size: 2.5rem;
    margin: 0.5rem 0;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

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

.btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
    background-color: #4caf50;
    color: white;
}

.btn-secondary:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(76, 175, 80, 0.3);
}

/* コンテナ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* セクション */
section {
    padding: 4rem 0;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-green);
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--accent-gold);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* サービスセクション */
.services-section {
    background-color: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    border-top: 4px solid var(--accent-gold);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.service-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* About セクション */
.about-section {
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.about-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-text h2 {
    color: var(--primary-green);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.info-box {
    border-left: 4px solid var(--accent-gold);
    padding-left: 1rem;
}

.info-box strong {
    color: var(--primary-green);
    display: block;
    margin-bottom: 0.5rem;
}

/* メニューセクション */
.menu-section {
    background-color: var(--light-bg);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.menu-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.menu-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.menu-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.menu-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.menu-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Instagram セクション */
.instagram-section {
    background: white;
    padding: 4rem 0;
}

#instagram-feed-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* LINE セクション */
.line-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, #2a7a6e 100%);
    color: white;
    padding: 4rem 0;
}

.line-section .section-title {
    color: white;
}

.line-section .section-subtitle {
    color: var(--accent-gold);
}

.line-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.line-qr {
    text-align: center;
}

.line-qr img {
    max-width: 300px;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.line-benefits {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
}

.line-benefits h3 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.line-benefits ul {
    list-style: none;
}

.line-benefits li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.line-benefits li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-gold);
    font-weight: bold;
}

/* 店舗情報セクション */
.info-section {
    background-color: var(--light-bg);
    padding: 4rem 0;
}

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

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.info-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.info-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* お問い合わせセクション */
.contact-section {
    background: linear-gradient(rgba(26, 93, 77, 0.7), rgba(26, 93, 77, 0.7)), url('../images/salon-loa-hero.png') center/cover no-repeat;
    color: white;
    padding: 4rem 0;
}

.contact-section .section-title {
    color: white;
}

.contact-section .section-subtitle {
    color: var(--accent-gold);
}

.contact-form {
    max-width: 600px;
    margin: 3rem auto;
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group button {
    width: 100%;
    padding: 1rem;
    background-color: var(--accent-gold);
    color: var(--primary-green);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-group button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

/* フッター */
footer {
    background-color: var(--primary-green);
    color: white;
    text-align: center;
    padding: 2rem;
}

/* レスポンシブ */
@media (max-width: 768px) {
    nav ul {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero .accent {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .about-content,
    .line-content {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .services-grid,
    .menu-grid,
    .info-grid-large {
        grid-template-columns: 1fr;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}