/* CSSリセット */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    padding: 0;
}

p, ul, ol, li {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* 基本設定 */
:root {
    --primary-color: #8B4513;
    --primary-dark: #5C2E0A;
    --primary-light: #A0522D;
    --black: #1A1A1A;
    --dark-gray: #2C2C2C;
    --medium-gray: #666666;
    --light-gray: #F8F9FA;
    --white: #FFFFFF;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(0.9375rem, 2vw, 1rem);
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.02em;
    color: var(--black);
    background-color: var(--white);
}

/* タイポグラフィ */
h1 {
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    font-size: clamp(3.5rem, 12vw, 7rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.04em;
}

h2 {
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

h3 {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: clamp(1.25rem, 4vw, 1.75rem);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

/* コンテナ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1.25rem, 5vw, 3rem);
}

/* ヘッダー */
header {
    background-color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu li a {
    color: var(--black);
    text-decoration: none;
    font-weight: 700;
    transition: color 0.3s;
}

.nav-menu li a:hover {
    color: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--black);
    transition: all 0.3s;
}

/* ヒーローセクション */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), 
                url('/sample/torishin/images/hero-top.jpg') center/cover;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: clamp(4rem, 10vw, 8rem) 0;
}

.hero-content {
    max-width: 800px;
    padding: 0 clamp(1.25rem, 5vw, 3rem);
}

.hero h1 {
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    margin-bottom: 1.5rem;
}

.hero .highlight {
    color: #FFD700;
}

.hero .lead {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

/* セクション */
section {
    padding: clamp(4rem, 10vw, 8rem) 0;
}

section h2 {
    margin-bottom: clamp(1.5rem, 4vw, 3rem);
    text-align: center;
}

/* イントロ */
.intro {
    background-color: var(--light-gray);
}

.intro p {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* 特徴 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: clamp(1.5rem, 4vw, 2.5rem);
}

.feature-item {
    background-color: var(--white);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.3s;
}

.feature-item:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.feature-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* メニュー */
.menu-highlight {
    background-color: var(--light-gray);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: clamp(2rem, 5vw, 4rem);
}

.menu-item {
    background-color: var(--white);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.menu-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.menu-item .price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

/* コース */
.course-content {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--light-gray);
    padding: clamp(2rem, 5vw, 3rem);
    text-align: center;
}

.course-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.course-content .price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

/* 店舗情報 */
.info {
    background-color: var(--light-gray);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: clamp(2rem, 5vw, 4rem);
}

.info-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-item a:hover {
    text-decoration: underline;
}

/* CTA */
.cta-button {
    text-align: center;
    margin-top: clamp(2rem, 5vw, 3rem);
}

.cta-section {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    color: var(--white);
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--light-gray);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

.btn:not(.btn-primary):not(.btn-secondary) {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn:not(.btn-primary):not(.btn-secondary):hover {
    background-color: var(--primary-dark);
}

/* フッター */
footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: clamp(3rem, 6vw, 5rem) 0 0;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: clamp(2rem, 5vw, 3rem);
    margin-bottom: 2rem;
}

.footer-info h3 {
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.footer-info a {
    color: var(--white);
    text-decoration: none;
}

.footer-info a:hover {
    color: var(--primary-light);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav a {
    color: var(--white);
    text-decoration: none;
}

.footer-nav a:hover {
    color: var(--primary-light);
}

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.875rem;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .sp-only {
        display: block;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* 地図セクション */
.map-section {
    background-color: var(--light-gray);
}

.map-container {
    margin-top: clamp(2rem, 5vw, 3rem);
}

.map-container iframe {
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

@media (min-width: 769px) {
    .sp-only {
        display: none;
    }
}