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

:root {
    /* カラーパレット - 緑のロゴが映える配色 */
    --primary-green: #2d7a4f;
    --primary-dark: #1e5438;
    --primary-light: #40a86b;
    --accent-orange: #ff8c42;
    --accent-yellow: #ffd93d;
    
    /* ニュートラルカラー */
    --text-dark: #1a1a1a;
    --text-gray: #666;
    --text-light: #999;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-cream: #fef9f3;
    --bg-green-light: #e8f5e9;
    
    /* シャドウ */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    /* トランジション */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--bg-white);
}

/* 隷書体フォント */
.reisho-font {
    font-family: 'ZCOOL XiaoWei', 'HGP行書体', 'HG行書体', '游明朝', 'Yu Mincho', serif !important;
    font-weight: 700 !important;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

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

.sp-only {
    display: none;
}

/* ========================================
   ヘッダー
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* ロゴ画像サイズ調整 - タイトルの2行と同じくらいの高さ */
.logo-img {
    height: 80px;
    width: auto;
    transition: var(--transition-normal);
}

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

.logo-text-img {
    height: 60px;
    width: auto;
    display: block;
    margin-bottom: 2px;
}

.logo-text h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 2px;
    white-space: nowrap;
}

.logo-text p {
    font-size: 0.75rem;
    color: var(--text-gray);
    font-weight: 400;
    letter-spacing: 0.05em;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-green);
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-green);
    transition: var(--transition-normal);
    border-radius: 2px;
}

.mobile-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    box-shadow: var(--shadow-md);
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: 999;
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
}

.mobile-menu-list {
    list-style: none;
    padding: 20px;
}

.mobile-menu-list li {
    border-bottom: 1px solid var(--bg-light);
}

.mobile-menu-link {
    display: block;
    padding: 18px 10px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* ========================================
   ヒーローセクション
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(45, 122, 79, 0.85) 0%, rgba(30, 84, 56, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    color: white;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 30px;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: 45px;
    opacity: 0.95;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    z-index: 2;
}

.scroll-indicator span {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
}

.scroll-line {
    width: 2px;
    height: 50px;
    background: linear-gradient(to bottom, white, transparent);
    margin: 0 auto;
    animation: scrollAnimation 2s ease-in-out infinite;
}

@keyframes scrollAnimation {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(1);
    }
    50% {
        opacity: 1;
        transform: scaleY(0.6);
    }
}

/* ========================================
   ボタンスタイル
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 36px;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50px;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-light));
    color: white;
    box-shadow: 0 4px 15px rgba(45, 122, 79, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(45, 122, 79, 0.5);
}

.btn-secondary {
    background: white;
    color: var(--primary-green);
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-3px);
}

/* ========================================
   セクション共通スタイル
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--primary-green);
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-dark);
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.9;
    margin-top: 20px;
}

/* ========================================
   事業紹介セクション
   ======================================== */
.business-section {
    padding: 100px 0;
    background: var(--bg-cream);
}

/* アコーディオンスタイル */
.business-accordion {
    max-width: 1000px;
    margin: 0 auto 30px;
}

.accordion-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.accordion-header:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-green));
}

.accordion-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    flex-shrink: 0;
}

.accordion-title-content {
    flex: 1;
    text-align: left;
    color: white;
}

.accordion-title-content h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.accordion-title-content p {
    font-size: 0.95rem;
    opacity: 0.9;
}

.accordion-arrow {
    font-size: 1.5rem;
    color: white;
    transition: var(--transition-normal);
}

.accordion-item.active .accordion-arrow {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.active .accordion-content {
    max-height: 10000px;
}

/* ご挨拶コンテンツ */
.greeting-content {
    padding: 40px;
}

.greeting-text p {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.signature {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid var(--bg-light);
    text-align: right;
}

.signature-date {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 400;
}

.signature-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.8;
}

/* 事業内容詳細 */
.business-detail {
    padding: 40px;
}

.business-intro-box {
    background: var(--bg-green-light);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 40px;
}

.business-intro-box h4 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.business-intro-box p {
    font-size: 1.05rem;
    line-height: 2;
    color: var(--text-dark);
}

/* サービス詳細セクション */
.service-detail-section {
    margin-bottom: 40px;
}

.service-detail-section h4 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.service-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

/* 1列レイアウト（主な工事内容用） */
.service-categories-single-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.service-category-card {
    background: white;
    border: 2px solid var(--bg-light);
    border-radius: 12px;
    padding: 30px;
    transition: var(--transition-normal);
}

.service-category-card:hover {
    border-color: var(--primary-green);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--bg-light);
}

.category-header i {
    font-size: 2rem;
    color: var(--primary-green);
}

.category-header h5 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
}

.service-category-card ul {
    list-style: none;
}

.service-category-card li {
    font-size: 0.95rem;
    color: var(--text-gray);
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--bg-light);
}

.service-category-card li:last-child {
    border-bottom: none;
}

.service-category-card li i {
    color: var(--primary-green);
    font-size: 1rem;
}

/* 施工実績ギャラリー */
.project-gallery {
    margin-bottom: 40px;
}

.project-gallery h4 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

/* 2×2グリッド（施工実績用） */
.gallery-grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    padding: 30px 20px 20px;
    color: white;
}

.gallery-caption h6 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.gallery-caption p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* 事業の特徴 */
.business-features h4 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

/* 2×2グリッド（事業の特徴用） */
.features-grid-2x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.feature-box {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-light));
    padding: 35px 25px;
    border-radius: 12px;
    text-align: center;
    color: white;
    transition: var(--transition-normal);
}

.feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
}

.feature-box h6 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-box p {
    font-size: 0.9rem;
    line-height: 1.7;
    opacity: 0.95;
}

/* ========================================
   会社情報セクション
   ======================================== */
.company {
    position: relative;
    padding: 100px 0;
    background: var(--bg-white);
}

.company-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 400px;
    z-index: 0;
}

.company-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.95));
}

.company .container {
    position: relative;
    z-index: 1;
}

.company-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.company-intro h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.company-intro p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.9;
}

.company-info-container {
    max-width: 1000px;
    margin: 0 auto 60px;
}

.company-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.info-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition-normal);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-green), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    flex-shrink: 0;
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 8px;
    font-weight: 600;
}

.info-value {
    font-size: 1.05rem;
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.6;
}

.company-contact-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.contact-box {
    background: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 25px;
    transition: var(--transition-normal);
}

.contact-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-box-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-green-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-green);
    flex-shrink: 0;
}

.contact-box-label {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-box-value {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 700;
    line-height: 1.6;
}

.contact-box-value a {
    color: var(--primary-green);
}

.contact-box-value a:hover {
    text-decoration: underline;
}

/* ========================================
   採用情報セクション
   ======================================== */
.recruit {
    padding: 100px 0;
    background: var(--bg-green-light);
}

/* ========================================
   アクセス・地図セクション
   ======================================== */
.map-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.map-container {
    max-width: 1000px;
    margin: 0 auto;
}

.map-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.map-info-box {
    background: var(--bg-cream);
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.map-info-box h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.map-info-box .address {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
    font-weight: 600;
}

.map-info-box .phone {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.map-info-box .phone a {
    color: var(--primary-green);
}

.map-info-box .phone a:hover {
    text-decoration: underline;
}

.map-info-box .hours {
    font-size: 0.95rem;
    color: var(--text-gray);
}

.map-embed {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-embed iframe {
    display: block;
    width: 100%;
}

.recruit-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.recruit-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.recruit-text h3 {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: 25px;
}

.recruit-text p {
    font-size: 1.1rem;
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 35px;
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 25px;
}

/* フッターロゴサイズ調整 - より大きく */
.footer-logo-img {
    height: 90px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: var(--transition-normal);
}

.footer-logo-text-img {
    height: 72px;
    width: auto;
    display: block;
    margin-bottom: 8px;
    filter: invert(1);
}

.footer-logo-text h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-logo-text p {
    font-size: 0.95rem;
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 35px;
}

.footer-links a {
    font-size: 0.95rem;
    font-weight: 600;
    opacity: 0.8;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-yellow);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    opacity: 0.7;
}

/* ========================================
   スクロールトップボタン
   ======================================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 55px;
    height: 55px;
    background: var(--primary-green);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   アニメーション
   ======================================== */
.slide-in-left {
    animation: slideInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.fade-in {
    animation: fadeIn 0.8s ease both;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ========================================
   レスポンシブデザイン - タブレット
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 25px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .company-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .recruit-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid-2x2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid-2x2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .map-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* ========================================
   レスポンシブデザイン - モバイル
   ======================================== */
@media (max-width: 768px) {
    .sp-only {
        display: inline;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo-img {
        height: 60px;
    }
    
    .logo-text-img {
        height: 50px;
    }
    
    .logo-text h1 {
        font-size: 1.2rem;
    }
    
    .logo-text p {
        font-size: 0.7rem;
    }
    
    .hero {
        min-height: 85vh;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.05rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .business-section,
    .company,
    .recruit {
        padding: 70px 0;
    }
    
    .accordion-header {
        padding: 20px;
        flex-wrap: wrap;
    }
    
    .accordion-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .accordion-title-content h3 {
        font-size: 1.5rem;
    }
    
    .greeting-content,
    .business-detail {
        padding: 25px;
    }
    
    .service-categories {
        grid-template-columns: 1fr;
    }
    
    .service-categories-single-row {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid-2x2 {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid-2x2 {
        grid-template-columns: 1fr;
    }
    
    .map-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .map-section {
        padding: 70px 0;
    }
    
    .company-bg {
        height: 300px;
    }
    
    .company-intro h3 {
        font-size: 1.7rem;
    }
    
    .company-info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .info-card {
        padding: 25px;
    }
    
    .company-contact-boxes {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-box {
        padding: 25px;
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .recruit-text h3 {
        font-size: 1.8rem;
    }
    
    .recruit-text p {
        font-size: 1rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    
    .footer-logo {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-logo-img {
        height: 70px;
    }
    
    .footer-logo-text-img {
        height: 60px;
    }
    
    .footer-logo-text h3 {
        font-size: 1.5rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .scroll-to-top {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 1.1rem;
    }
}

/* ========================================
   レスポンシブデザイン - 小型モバイル
   ======================================== */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        padding: 12px 0;
    }
    
    .logo-img {
        height: 50px;
    }
    
    .logo-text-img {
        height: 45px;
    }
    
    .logo-text h1 {
        font-size: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.4;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-badge {
        font-size: 0.8rem;
        padding: 6px 15px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .business-section,
    .company,
    .recruit {
        padding: 60px 0;
    }
    
    .accordion-header {
        padding: 18px;
    }
    
    .accordion-icon {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
    
    .accordion-title-content h3 {
        font-size: 1.3rem;
    }
    
    .accordion-title-content p {
        font-size: 0.85rem;
    }
    
    .greeting-content,
    .business-detail {
        padding: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid-2x2 {
        grid-template-columns: 1fr;
    }
    
    .map-info-box {
        padding: 25px 20px;
    }
    
    .map-info-box .phone {
        font-size: 1.3rem;
    }
    
    .map-section {
        padding: 60px 0;
    }
    
    .company-intro h3 {
        font-size: 1.5rem;
    }
    
    .company-intro p {
        font-size: 1rem;
    }
    
    .info-card {
        padding: 20px;
    }
    
    .info-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }
    
    .contact-box {
        padding: 20px;
    }
    
    .contact-box-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .recruit-text h3 {
        font-size: 1.6rem;
        line-height: 1.4;
    }
    
    .recruit-text p {
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 14px 28px;
        font-size: 0.95rem;
    }
    
    .footer {
        padding: 50px 0 25px;
    }
    
    .footer-logo-img {
        height: 60px;
    }
    
    .footer-logo-text-img {
        height: 55px;
    }
    
    .footer-logo-text h3 {
        font-size: 1.3rem;
    }
    
    .footer-logo-text p {
        font-size: 0.85rem;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 15px;
        right: 15px;
    }
}

/* ========================================
   画像の最適化
   ======================================== */
@media (max-width: 768px) {
    .recruit-image img,
    .company-bg-img,
    .hero-bg-img {
        object-position: center;
    }
}

/* ========================================
   印刷用スタイル
   ======================================== */
@media print {
    .header,
    .mobile-menu,
    .scroll-to-top,
    .hero-cta,
    .scroll-indicator {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: 40px 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
}