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

:root {
    /* カラーパレット - C案: 革新的な飛躍 */
    --primary-color: #1B5E20;
    --secondary-color: #2E7D32;
    --accent-color: #8BC34A;
    --accent-hover: #7CB342;
    --text-dark: #1B5E20;
    --text-gray: #4a5568;
    --text-light: #718096;
    --bg-white: #ffffff;
    --bg-gray: #f1f8e9;
    --bg-dark: #1B5E20;
    --border-color: #C5E1A5;
    --error-color: #e53e3e;
    --success-color: #66BB6A;
    
    /* グラデーション */
    --gradient-hero: linear-gradient(135deg, #1B5E20 0%, #2E7D32 100%);
    --gradient-button: linear-gradient(135deg, #8BC34A 0%, #7CB342 100%);
    --gradient-card: linear-gradient(135deg, rgba(139, 195, 74, 0.1) 0%, rgba(124, 179, 66, 0.1) 100%);
    
    /* タイポグラフィ */
    --font-family: 'Noto Sans JP', sans-serif;
    --font-size-base: 16px;
    --font-size-small: 14px;
    --font-size-large: 18px;
    --font-size-h1: 48px;
    --font-size-h2: 36px;
    --font-size-h3: 24px;
    --font-size-h4: 20px;
    
    /* スペーシング */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* トランジション */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* シャドウ */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    color: var(--text-gray);
    line-height: 1.8;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
/* ========================================
   アクセシビリティ
   ======================================== */
/* スキップリンク */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent-color);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 4px 0;
    font-weight: 500;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
    outline: 3px solid white;
    outline-offset: 2px;
}

/* フォーカススタイルの強化 */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* フォーカス時の視覚的フィードバック */
.nav-link:focus {
    background: rgba(74, 144, 226, 0.1);
    border-radius: 4px;
}

.btn:focus {
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.3);
}

/* キーボードナビゲーション用のスタイル */
*:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* マウス操作時はアウトラインを非表示 */
*:focus:not(:focus-visible) {
    outline: none;
}

}

/* ========================================
   ヘッダー
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 31, 58, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition-normal);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.logo-image {
    height: 60px;
    width: auto;
    max-width: 300px;
    display: block;
    transition: transform var(--transition-normal);
}

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

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo a {
    font-size: 24px;
    font-weight: 900;
    color: var(--bg-white);
    text-decoration: none;
    letter-spacing: 2px;
    transition: color var(--transition-fast);
}

.logo a:hover {
    color: var(--accent-color);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
}

.nav-link {
    color: var(--bg-white);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-fast);
    padding: var(--spacing-xs) var(--spacing-xs);
    font-size: 13px;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--accent-color);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--bg-white);
    transition: all var(--transition-normal);
    border-radius: 2px;
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1B5E20 0%, #2E7D32 50%, #1B5E20 100%);
    z-index: -1;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(139, 195, 74, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 195, 74, 0.15) 0%, transparent 50%),
        linear-gradient(30deg, rgba(139, 195, 74, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(139, 195, 74, 0.05) 87.5%, rgba(139, 195, 74, 0.05)),
        linear-gradient(150deg, rgba(139, 195, 74, 0.05) 12%, transparent 12.5%, transparent 87%, rgba(139, 195, 74, 0.05) 87.5%, rgba(139, 195, 74, 0.05));
    background-size: 100% 100%, 100% 100%, 80px 140px, 80px 140px;
    background-position: 0 0, 0 0, 0 0, 40px 70px;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.5;
    }
}

.hero-content {
    text-align: center;
    color: var(--bg-white);
    animation: fadeInUp 1s ease;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    font-weight: 400;
    line-height: 1.6;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 24px;
    height: 40px;
    border: 2px solid var(--bg-white);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--bg-white);
    border-radius: 2px;
    animation: scrollDown 2s infinite;
}

/* ========================================
   セクション共通スタイル
   ======================================== */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-gray {
    background: var(--bg-gray);
}

.section-dark {
    background: var(--gradient-hero);
    color: var(--bg-white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-title {
    font-size: var(--font-size-h2);
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.section-dark .section-title {
    color: var(--bg-white);
}

.section-subtitle {
    font-size: var(--font-size-small);
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

/* ========================================
   ボタン
   ======================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-base);
}

.btn-primary {
    background: var(--gradient-button);
    color: var(--bg-white);
    box-shadow: 0 4px 15px rgba(139, 195, 74, 0.4);
    position: relative;
    overflow: hidden;
    font-size: 1.1rem;
    padding: 16px 40px;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(139, 195, 74, 0.6);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-large);
}

/* ========================================
   会社概要セクション
   ======================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-company-name {
    font-size: var(--font-size-h3);
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.about-company-name-en {
    display: block;
    font-size: var(--font-size-small);
    color: var(--accent-color);
    margin-top: var(--spacing-xs);
    letter-spacing: 3px;
}

.about-description {
    margin-bottom: var(--spacing-lg);
}

.about-description p {
    margin-bottom: var(--spacing-sm);
}

.about-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.about-info-item {
    display: flex;
    padding: var(--spacing-sm);
    background: var(--bg-gray);
    border-radius: 8px;
}

.about-info-label {
    font-weight: 700;
    color: var(--text-dark);
    min-width: 100px;
}

.about-info-value {
    color: var(--text-gray);
}

.about-visual {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.about-visual-card {
    background: var(--gradient-card);
    padding: var(--spacing-lg);
    border-radius: 16px;
    border: 2px solid var(--accent-color);
    transition: transform var(--transition-normal);
}

.about-visual-card:hover {
    transform: translateY(-5px);
}

.about-visual-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-sm);
}

.about-visual-card h4 {
    font-size: var(--font-size-h4);
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.about-visual-card p {
    color: var(--text-gray);
    font-size: var(--font-size-small);
}

/* ========================================
   事業内容セクション
   ======================================== */
.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.business-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.business-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.business-title {
    font-size: var(--font-size-h4);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    min-height: 60px;
}

.business-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.business-features {
    list-style: none;
    padding-left: 0;
}

.business-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-gray);
    font-size: var(--font-size-small);
}

.business-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 700;
}

/* ========================================
   サービス詳細セクション（アコーディオン）
   ======================================== */
.services-accordion {
    max-width: 900px;
    margin: 0 auto;
}

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

.accordion-item:hover {
    box-shadow: var(--shadow-md);
}

.accordion-header {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-white);
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.accordion-header:hover {
    background: var(--bg-gray);
}

.accordion-title {
    font-size: var(--font-size-h4);
    font-weight: 700;
    color: var(--text-dark);
    text-align: left;
}

.accordion-icon {
    font-size: 32px;
    color: var(--accent-color);
    font-weight: 300;
    transition: transform var(--transition-normal);
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
    padding: 0 var(--spacing-lg);
}

.accordion-item.active .accordion-content {
    max-height: 1000px;
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
}

.accordion-description {
    color: var(--text-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.accordion-content h4 {
    font-size: var(--font-size-h4);
    color: var(--text-dark);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.accordion-content ul {
    list-style: none;
    padding-left: 0;
}

.accordion-content li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-gray);
}

.accordion-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 20px;
}

/* ========================================
   実績紹介セクション
   ======================================== */
.achievements-slider {
    position: relative;
    overflow: hidden;
    padding: var(--spacing-md) 0;
}

.achievement-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl);
    border-radius: 16px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    margin: 0 var(--spacing-sm);
    min-height: 400px;
    display: none;
}

.achievement-card.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.achievement-category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--accent-color);
    color: var(--bg-white);
    border-radius: 20px;
    font-size: var(--font-size-small);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.achievement-title {
    font-size: var(--font-size-h3);
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: var(--spacing-sm);
}

.achievement-period {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-md);
}

.achievement-description {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.achievement-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.achievement-result {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.result-value {
    display: block;
    font-size: var(--font-size-h2);
    font-weight: 900;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.result-label {
    display: block;
    font-size: var(--font-size-small);
    color: rgba(255, 255, 255, 0.8);
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--bg-white);
    font-size: 24px;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: scale(1.1);
}

/* ========================================
   代表メッセージセクション
   ======================================== */
.message-content {
    max-width: 1000px;
    margin: 0 auto;
}

.message-profile {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-gray);
    border-radius: 16px;
    align-items: center;
}

.message-photo-placeholder {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: var(--gradient-button);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    line-height: 1.3;
    flex-shrink: 0;
}

.message-name {
    font-size: var(--font-size-h3);
    font-weight: 900;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.name-english {
    display: block;
    font-size: 0.65em;
    font-weight: 400;
    color: var(--text-light);
    margin-top: 0.3rem;
    letter-spacing: 0.5px;
}

.message-title {
    font-size: var(--font-size-large);
    color: var(--accent-color);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.message-title::after {
    content: " ";
    white-space: pre;
}

.message-credentials {
    color: var(--text-gray);
    font-size: var(--font-size-small);
    line-height: 1.6;
}

.achievement-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    margin: 0 auto var(--spacing-md);
    display: block;
    border-radius: 8px;
}

.message-text {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.message-text::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: var(--spacing-lg);
    font-size: 120px;
    color: var(--accent-color);
    opacity: 0.2;
    font-family: Georgia, serif;
    line-height: 1;
}

.message-heading {
    font-size: var(--font-size-h3);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
    padding-top: var(--spacing-md);
}

.message-body p {
    margin-bottom: var(--spacing-md);
    color: var(--text-gray);
}

.message-closing {
    font-weight: 700;
    color: var(--text-dark);
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-large);
}

/* ========================================
   お問い合わせセクション
   ======================================== */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-intro {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.contact-intro p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-gray);
}

.contact-form {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.required {
    color: var(--error-color);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

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

.form-input.error,
.form-textarea.error {
    border-color: var(--error-color);
}

.form-error {
    display: block;
    color: var(--error-color);
    font-size: var(--font-size-small);
    margin-top: var(--spacing-xs);
    min-height: 20px;
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-actions {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.contact-success {
    display: none;
    text-align: center;
    padding: var(--spacing-xxl);
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.contact-success.show {
    display: block;
    animation: fadeIn 0.5s ease;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--success-color);
    color: var(--bg-white);
    font-size: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.contact-success h3 {
    font-size: var(--font-size-h3);
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-success p {
    color: var(--text-gray);
}

/* ========================================
   フッター
   ======================================== */
.footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-normal);
}

.footer-logo-link:hover {
    transform: translateX(5px);
}

.footer-logo {
    height: 50px;
    width: auto;
    transition: all var(--transition-normal);
}

.footer-logo-link:hover .footer-logo {
    filter: drop-shadow(0 0 10px var(--accent-color));
}

.footer-title {
    font-size: var(--font-size-h3);
    font-weight: 900;
    color: var(--bg-white);
    margin-bottom: 0;
    letter-spacing: 2px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.footer-heading {
    font-size: var(--font-size-h4);
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: var(--spacing-md);
}

.footer-links,
.footer-contact {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a,
.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-small);
}

/* ========================================
   名刺ダウンロードボタン
   ======================================== */
.business-card-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.business-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gradient-button);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: var(--font-size-small);
    font-weight: 600;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.business-card-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #7CB342 0%, #689F38 100%);
}

.business-card-btn svg {
    flex-shrink: 0;
}

@media (max-width: 767px) {
    .business-card-links {
        flex-direction: column;
    }
    
    .business-card-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   協力会社・提携会社セクション
   ======================================== */
.partners {
    background: var(--bg-gray);
}

.partners-intro {
    text-align: center;
    font-size: var(--font-size-base);
    color: var(--text-gray);
    margin-bottom: var(--spacing-xxl);
    line-height: 1.8;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.partner-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    text-align: center;
    border: 2px solid transparent;
}

.partner-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.partner-logo {
    width: 100%;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    background: var(--bg-gray);
    border-radius: 8px;
    padding: var(--spacing-sm);
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.partner-name {
    font-size: var(--font-size-h4);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-xs);
}

.partner-category {
    display: inline-block;
    background: var(--gradient-card);
    color: var(--accent-color);
    font-size: var(--font-size-small);
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--accent-color);
}

.partner-description {
    font-size: var(--font-size-base);
    color: var(--text-gray);
    line-height: 1.6;
}

.partners-note {
    background: rgba(139, 195, 74, 0.1);
    border-left: 4px solid var(--accent-color);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-top: var(--spacing-xl);
}

.partners-note p {
    font-size: var(--font-size-small);
    color: var(--text-gray);
    margin-bottom: var(--spacing-xs);
}

.partners-note p:last-child {
    margin-bottom: 0;
}

/* レスポンシブ対応 */
@media (max-width: 767px) {
    .partners-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .partners-intro {
        font-size: var(--font-size-base);
    }
    
    .partner-logo {
        height: 100px;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes scrollDown {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(16px);
    }
}

/* ========================================
   レスポンシブデザイン
   ======================================== */
@media (max-width: 1199px) {
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 767px) {
    :root {
        --font-size-h1: 32px;
        --font-size-h2: 28px;
        --font-size-h3: 20px;
        --font-size-h4: 18px;
        --spacing-xxl: 48px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(26, 31, 58, 0.98);
        backdrop-filter: blur(10px);
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-normal);
    }
    
    .nav.active {
        max-height: 500px;
    }
    
    .nav-list {
        flex-direction: column;
        padding: var(--spacing-md);
        gap: 0;
    }
    
    .nav-list li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md) 0;
    }
    
    .hero-title br,
    .hero-subtitle br {
        display: none;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .business-grid {
        grid-template-columns: 1fr;
    }
    
    .message-profile {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .achievement-results {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .contact-form {
        padding: var(--spacing-md);
    }
}
.ceo-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}


/* ========================================
   肩書きリンクスタイル
   ======================================== */
.credential-link {
    color: var(--color-primary);
    text-decoration: none;
    transition: all var(--transition-normal);
    border-bottom: 1px solid transparent;
}

.credential-link:hover {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* ========================================
   名刺ボタンスタイル更新
   ======================================== */
.business-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--gradient-button);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    font-size: var(--font-size-small);
    font-weight: 600;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    font-family: inherit;
}

.business-card-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #7CB342 0%, #689F38 100%);
}

.business-card-btn svg {
    flex-shrink: 0;
}

.business-card-download {
    background: linear-gradient(135deg, #558B2F 0%, #33691E 100%);
}

.business-card-download:hover {
    background: linear-gradient(135deg, #689F38 0%, #558B2F 100%);
}

/* ========================================
   名刺オーバーレイモーダル
   ======================================== */
.business-card-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.business-card-modal.active {
    display: block;
}

.business-card-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
}

.business-card-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    margin: 5vh auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideUp 0.3s ease-out;
}

.business-card-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 10;
}

.business-card-modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: rotate(90deg);
}

.business-card-modal-body {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.business-card-image-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-height: 70vh;
}

.business-card-image {
    max-width: 100%;
    max-height: 70vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.business-card-svg {
    max-width: 100%;
    max-height: 70vh;
    width: auto;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.business-card-modal-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-background-light);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: center;
}

.business-card-download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-button);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: var(--font-size-base);
    font-weight: 600;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.business-card-download-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #7CB342 0%, #689F38 100%);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* レスポンシブ対応 */
@media (max-width: 767px) {
    .business-card-modal-content {
        max-width: 95vw;
        margin: 2vh auto;
    }
    
    .business-card-modal-body {
        padding: var(--spacing-md);
        min-height: 300px;
    }
    
    .business-card-image-container {
        max-height: 60vh;
    }
    
    .business-card-image,
    .business-card-svg {
        max-height: 60vh;
    }
    
    .business-card-modal-close {
        top: 8px;
        right: 8px;
        width: 36px;
        height: 36px;
    }
}

/* ========================================
   数字で示す実績セクション
   ======================================== */
.stats {
    background: var(--gradient-hero);
    color: var(--bg-white);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(139, 195, 74, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.stats .section-title {
    color: var(--bg-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xxl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.2));
}

.stat-number {
    font-size: clamp(3rem, 5vw, 4rem);
    font-weight: 900;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
    text-shadow: 0 2px 20px rgba(139, 195, 74, 0.5);
}

.stat-label {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
}

.stat-description {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

@media (max-width: 767px) {
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
}