/* =========================================
   Variables (繝・じ繧､繝ｳ繧ｷ繧ｹ繝・Β)
   ========================================= */
:root {
    /* Colors */
    --color-primary: #1b4d3e;      /* 豺ｱ縺・げ繝ｪ繝ｼ繝ｳ: 閠∬・諢溘→菫｡鬆ｼ */
    --color-primary-light: #2c6e59;
    --color-accent: #c4a77d;       /* 繧ｴ繝ｼ繝ｫ繝臥ｳｻ: 繝｢繝€繝ｳ縺ｪ繧｢繧ｯ繧ｻ繝ｳ繝・*/
    --color-bg: #f8fbfa;           /* 縺ｻ繧薙・繧企搨邱代′縺九▲縺溽區 */
    --color-text: #333333;         /* 繝｡繧､繝ｳ繝・く繧ｹ繝・*/
    --color-text-light: #666666;
    --color-white: #ffffff;
    
    /* Typography */
    --font-serif: 'Noto Serif JP', serif;
    --font-sans: 'Noto Sans JP', sans-serif;
    
    /* Layout Variables */
    --container-width: 1100px;
}

/* =========================================
   Reset & Base Styles
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--color-primary);
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section_padding {
    padding: 100px 0;
}

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

/* =========================================
   Components (繝懊ち繝ｳ縺ｪ縺ｩ)
   ========================================= */
.btn {
    display: inline-block;
    padding: 12px 32px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.service-detail-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 20px;
}

.item-list-box {
    flex: 1;
    min-width: 300px;
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.item-list-box h4 {
    margin-bottom: 20px;
    color: var(--color-primary);
    text-align: center;
    font-size: 1.3rem;
}

.item-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.item-tag {
    background-color: rgba(27, 77, 62, 0.05);
    color: var(--color-primary);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 1.05rem;
    font-weight: 500;
    border: 1px solid rgba(27, 77, 62, 0.1);
    transition: all 0.3s ease;
}

.item-tag:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.gallery-title {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    color: var(--color-primary);
    line-height: 1.4;
    margin-top: 15px;
    font-weight: 700;
}

.gallery-desc {
    font-size: 1rem;
    color: var(--color-text-light);
    margin: 5px 0 0 0;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-primary);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

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

/* =========================================
   Header
   ========================================= */
.header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #eaeaea;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
}

.logo h1 {
    font-size: 1.4rem;
    letter-spacing: 0.05em;
    font-family: var(--font-serif);
}

.global-nav ul {
    display: flex;
    gap: 40px;
}

.global-nav a {
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

/* 繝帙ヰ繝ｼ譎ゅ・荳狗ｷ壹い繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ */
.global-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

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

/* =========================================
   Hero Section (繝｡繧､繝ｳ繝薙ず繝･繧｢繝ｫ)
   ========================================= */
.hero {
    /* 豢礼ｷｴ縺輔ｌ縺溘げ繝ｪ繝ｼ繝ｳ邉ｻ縺ｮ繧ｰ繝ｩ繝・・繧ｷ繝ｧ繝ｳ・亥ｾ後〒逕ｻ蜒上↓蛻・ｊ譖ｿ縺医※繧らｶｺ鮗励↓鬥ｴ譟薙・繝吶・繧ｹ・・*/
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    height: 80vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* 豕｢邏九・繧医≧縺ｪ陬・｣ｾ閭梧勹 */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 70%);
}

.hero-content {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-text {
    flex: 1;
    color: var(--color-white);
}

.hero-image {
    flex: 1;
    max-width: 500px;
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
}

.hero-catchphrase {
    color: var(--color-white);
    font-size: 3.5rem;
    line-height: 1.4;
    margin-bottom: 24px;
    text-shadow: 2px 4px 10px rgba(0,0,0,0.2);
}

.hero-subtext {
    font-size: 1.2rem;
    opacity: 0.9;
    letter-spacing: 0.05em;
}

/* =========================================
   Sections: Common
   ========================================= */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.section-subtitle {
    font-family: var(--font-sans);
    color: var(--color-accent);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
}

/* =========================================
   Strengths Section (3縺､縺ｮ蠑ｷ縺ｿ)
   ========================================= */
.strengths {
    background-color: var(--color-white);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background-color: var(--color-bg);
    padding: 40px 30px;
    border-radius: 8px;
    border-top: 4px solid var(--color-primary);
    box-shadow: 0 10px 30px rgba(27, 77, 62, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(27, 77, 62, 0.1);
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 1.8rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 24px;
}

.card-title {
    font-size: 1.3rem;
    margin-bottom: 16px;
}

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

/* =========================================
   News Section (縺顔衍繧峨○)
   ========================================= */
.news-list {
    max-width: 800px;
    margin: 0 auto;
}

.news-item {
    border-bottom: 1px solid #eaeaea;
    padding: 24px 0;
    display: flex;
    align-items: center;
    gap: 30px;
    transition: background-color 0.3s;
}

.news-item:hover {
    background-color: rgba(27, 77, 62, 0.02);
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 200px;
}

time {
    font-family: 'Poppins', sans-serif;
    color: var(--color-primary);
    font-weight: 500;
}

.news-category {
    background-color: var(--color-bg);
    border: 1px solid var(--color-primary-light);
    color: var(--color-primary);
    font-size: 0.8rem;
    padding: 2px 12px;
    border-radius: 20px;
}

.news-title {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    color: var(--color-text);
    font-weight: 500;
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 80px 0 20px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    margin-bottom: 60px;
}

.footer-info h2 {
    color: var(--color-white);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.footer-info p {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    gap: 60px;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

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

.footer-copy {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
}

/* =========================================
   About Page (莨夂､ｾ讎りｦ√・繝ｼ繧ｸ)
   ========================================= */
.page-hero {
    background-color: var(--color-primary);
    background-image: linear-gradient(135deg, var(--color-primary) 0%, #15392d 100%);
    color: var(--color-white);
    padding: 100px 0 80px;
    text-align: center;
}

.page-hero h2 {
    color: var(--color-white);
    font-size: 2.8rem;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.page-hero p {
    color: var(--color-accent);
    font-size: 0.95rem;
    letter-spacing: 0.25em;
}

.company-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 40px;
    background-color: var(--color-white);
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    border-radius: 8px;
    overflow: hidden;
}

.company-table th, .company-table td {
    padding: 24px 30px;
    border-bottom: 1px solid #eaeaea;
}

.company-table tr:last-child th,
.company-table tr:last-child td {
    border-bottom: none;
}

.company-table th {
    width: 25%;
    background-color: rgba(27, 77, 62, 0.04);
    color: var(--color-primary);
    font-weight: 500;
    text-align: left;
    border-right: 1px solid #eaeaea;
}

.company-table td {
    color: var(--color-text);
    line-height: 1.8;
}

.timeline {
    position: relative;
    padding-left: 30px;
    margin-bottom: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 7px;
    width: 2px;
    height: 100%;
    background-color: var(--color-primary);
    opacity: 0.2;
}

.timeline-item {
    position: relative;
    padding-bottom: 50px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 4px;
    left: -31px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--color-white);
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 0 4px rgba(27, 77, 62, 0.1);
}

.timeline-year {
    font-family: var(--font-sans);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.3rem;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

.timeline-content {
    background-color: var(--color-bg);
    padding: 24px 30px;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border-left: 4px solid var(--color-accent);
    color: var(--color-text);
    line-height: 1.7;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

/* =========================================
   Contact Form (縺雁撫縺・粋繧上○)
   ========================================= */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: 50px 60px;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
    border-top: 4px solid var(--color-primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.required {
    background-color: #d32f2f;
    color: white;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: normal;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background-color: #fcfcfc;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    background-color: var(--color-white);
    box-shadow: 0 0 0 4px rgba(47, 122, 96, 0.1);
}

.contact-form textarea {
    resize: vertical;
}

@media (max-width: 768px) {
    .contact-container {
        padding: 30px 20px;
    }
}

/* =========================================
   Animations (繝槭う繧ｯ繝ｭ繧､繝ｳ繧ｿ繝ｩ繧ｯ繧ｷ繝ｧ繝ｳ)
   ========================================= */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* =========================================
   Products & Services Page (莠区･ｭ蜀・ｮｹ繝ｻ蜿匁桶蝠・刀)
   ========================================= */
.product-section {
    padding: 80px 0;
}

.product-section:nth-child(even) {
    background-color: var(--color-white);
}

.product-section:nth-child(odd) {
    background-color: var(--color-bg);
}

.product-content {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
    margin-bottom: 50px;
}

.product-text {
    flex: 1 1 500px;
}

.product-text h3 {
    font-size: 1.8rem;
    margin-bottom: 24px;
    line-height: 1.5;
}

.product-text p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.product-image {
    flex: 1 1 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.product-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    aspect-ratio: 4/3;
}

.item-list-box {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(27, 77, 62, 0.05);
    border-top: 3px solid var(--color-accent);
}

.item-list-title {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--color-primary);
    text-align: center;
}

.item-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.item-tag {
    background-color: rgba(27, 77, 62, 0.05);
    color: var(--color-primary);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    border: 1px solid rgba(27, 77, 62, 0.1);
    transition: all 0.3s ease;
}

.item-tag:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.cta-section {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--color-white);
    font-size: 2rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* =========================================
   Certifications (菫晄怏雉・�ｼ荳€隕ｧ - 蜿ｯ諢帙＞繧ｫ繝ｼ繝峨ョ繧ｶ繧､繝ｳ)
   ========================================= */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 20px;
    padding: 0 10px;
}

.cert-card {
    background-color: var(--color-white);
    border-radius: 20px;
    padding: 24px 20px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(27, 77, 62, 0.04);
    border: 2px solid rgba(27, 77, 62, 0.03);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.cert-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 30px rgba(27, 77, 62, 0.08);
    border-color: rgba(196, 167, 125, 0.3);
}

.cert-name {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.4;
    min-height: 44px; /* 2陦後↓縺ｪ縺｣縺滓凾縺ｮ鬮倥＆繧呈純縺医ｋ */
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-badge {
    background-color: var(--color-accent);
    color: var(--color-white);
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1.2rem;
    padding: 6px 20px;
    border-radius: 40px;
    display: inline-block;
    box-shadow: 0 4px 10px rgba(196, 167, 125, 0.4);
    position: relative;
    letter-spacing: 0.05em;
}

.cert-badge span {
    font-size: 0.85rem;
    font-weight: 500;
    margin-left: 2px;
}

/* 繝ｪ繝ｳ繧ｯ縺ｫ縺吶ｋ髫帙・繧ｹ繧ｿ繧､繝ｫ陬懈ｭ｣ */
a.cert-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    border-radius: 20px;
}

a.cert-card-link:hover .cert-name {
    color: var(--color-accent);
}

/* =========================================
   License Detail Page (雉・�ｼ隗｣隱ｬ繝壹・繧ｸ)
   ========================================= */
.licenses-page {
    padding-top: 40px;
}

.license-detail-section {
    margin-bottom: 60px;
    scroll-margin-top: 100px; /* 繧ｸ繝｣繝ｳ繝玲凾縺ｮ繝倥ャ繝€繝ｼ陲ｫ繧企亟豁｢ */
}

.license-card {
    display: flex;
    background-color: var(--color-white);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    border: 1px solid rgba(0,0,0,0.03);
    align-items: center;
}

.license-card.reverse {
    flex-direction: row-reverse;
}

.license-img-box {
    flex: 0 0 350px;
    height: 350px;
    background-color: var(--color-bg);
}

.license-img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.license-text-box {
    flex: 1;
    padding: 50px;
}

.license-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--color-bg);
    padding-bottom: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.license-header h3 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin: 0;
}

.license-header h3 small {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-left: 8px;
}

.pass-rate-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.pass-rate-label {
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-bottom: 4px;
    letter-spacing: 0.05em;
}

.pass-rate-badge {
    color: white;
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.pass-rate-badge small {
    font-size: 0.8rem;
    font-weight: 500;
    margin-left: 4px;
}

/* 蜷域�ｼ邇・ヰ繝・ず縺ｮ繧ｫ繝ｩ繝ｼ繝舌Μ繧ｨ繝ｼ繧ｷ繝ｧ繝ｳ */
.arch-high { background-color: #d32f2f; } /* 襍､邉ｻ: 雜・屮髢｢ */
.arch-mid { background-color: #f57c00; }  /* 繧ｪ繝ｬ繝ｳ繧ｸ邉ｻ: 髮｣髢｢ */
.civil-high { background-color: #1976d2; } /* 髱堤ｳｻ: 荳€邏壼悄譛ｨ縺ｪ縺ｩ */
.civil-mid { background-color: #0288d1; }
.build-high { background-color: #388e3c; } /* 邱醍ｳｻ: 荳€邏壼ｻｺ遽画命蟾･ */
.build-mid { background-color: #43a047; }
.real-high { background-color: #7b1fa2; } /* 邏ｫ邉ｻ: 螳・ｻｺ */
.acc-mid { background-color: #00796b; } /* 繧ｨ繝｡繝ｩ繝ｫ繝・ 邨檎炊 */
.concrete-high { background-color: #5d4037; } /* 闌ｶ邉ｻ: 繧ｳ繝ｳ繧ｯ繝ｪ繝ｼ繝・*/

.license-desc {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 20px;
}

.license-comment {
    background-color: var(--color-bg);
    padding: 20px 24px;
    border-radius: 12px;
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.8;
    position: relative;
    border-left: 4px solid var(--color-accent);
}

@media (max-width: 768px) {
    .license-card, .license-card.reverse {
        flex-direction: column;
    }
    .license-img-box {
        flex: auto;
        width: 100%;
        height: 250px;
    }
    .license-text-box {
        padding: 30px 20px;
    }
    .license-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .pass-rate-wrapper {
        align-items: flex-start;
    }
}

/* =========================================
   Suppliers (荳ｻ縺ｪ莉募・蜈・- 荳ｸ縺・Μ繝ｳ繧ｯ繝懊ち繝ｳ)
   ========================================= */
.supplier-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 20px;
}

.supplier-btn {
    background-color: var(--color-white);
    color: var(--color-primary);
    border: 2px solid rgba(27, 77, 62, 0.1);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(27, 77, 62, 0.03);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: inline-flex;
    align-items: center;
}

.supplier-btn:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(27, 77, 62, 0.15);
    border-color: var(--color-primary);
}

.supplier-btn::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 8px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231b4d3e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'%3E%3C/path%3E%3Cpolyline points='15 3 21 3 21 9'%3E%3C/polyline%3E%3Cline x1='10' y1='14' x2='21' y2='3'%3E%3C/line%3E%3C/svg%3E");
    background-size: cover;
    opacity: 0.4;
    transition: all 0.3s ease;
}

.supplier-btn:hover::after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'%3E%3C/path%3E%3Cpolyline points='15 3 21 3 21 9'%3E%3C/polyline%3E%3Cline x1='10' y1='14' x2='21' y2='3'%3E%3C/line%3E%3C/svg%3E");
    opacity: 1;
}

@media (max-width: 768px) {
    .supplier-grid {
        gap: 8px;
    }
    .supplier-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

/* =========================================
   News Section (縺顔衍繧峨○)
   ========================================= */
.news-list {
    max-width: 800px;
    margin: 0 auto;
    border-top: 1px solid var(--color-border);
}
.news-item {
    display: flex;
    padding: 20px 10px;
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-speed);
}
.news-item:hover {
    background-color: rgba(27, 77, 62, 0.05); /* primary color with very low opacity */
}
.news-date {
    font-size: 0.9rem;
    color: var(--color-text-light);
    width: 120px;
    flex-shrink: 0;
}
.news-title {
    font-size: 1rem;
    font-weight: 500;
}

/* =========================================
   Services Section (莠区･ｭ譯亥・) - 譁ｰ繝ｬ繧､繧｢繧ｦ繝・   ========================================= */
.service-split-row {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-bottom: 60px;
}
.service-split-row:last-child {
    margin-bottom: 0;
}
.service-split-row.reverse {
    flex-direction: row-reverse;
}
.service-split-content {
    flex: 1;
}
.service-split-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}
.service-split-image img, .service-split-image .placeholder-icon {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.service-split-image .placeholder-icon {
    background-color: var(--color-primary-light);
    color: white;
    font-size: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-title-large {
    font-size: 2.8rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}
.service-title-large::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--color-accent);
}
.service-desc-large {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 30px;
}

/* =========================================
   Works Gallery (譁ｽ蟾･莠倶ｾ九ぐ繝｣繝ｩ繝ｪ繝ｼ) - 蜿ｯ諢帙＞荳ｸ蝙・   ========================================= */
.works-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px 30px;
    margin-top: 50px;
}

.gallery-item {
    text-align: center;
}

.gallery-img-wrap {
    width: 220px;
    height: 220px;
    margin: 0 auto 16px;
    border-radius: 50%;
    overflow: hidden;
    /* 閭梧勹濶ｲ縺ｫ縺ｪ縺倥・逋ｽ縺・､ｪ邵√ｒ縺､縺代€∝庄諢帙＞蠖ｱ繧定誠縺ｨ縺・*/
    border: 8px solid var(--color-white);
    box-shadow: 0 12px 24px rgba(27, 77, 62, 0.08);
    position: relative;
    /* 繝帙ヰ繝ｼ譎ゅ・縲後⊃繧上▲縲阪→豬ｮ縺堺ｸ翫′繧九い繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ */
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
    cursor: pointer;
}

.gallery-img-wrap:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 20px 30px rgba(27, 77, 62, 0.12);
}

.gallery-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.gallery-title {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 6px;
    line-height: 1.4;
}

.gallery-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin: 0;
}
/* =========================================
   Responsive Adjustments (モバイル対応)

/* =========================================
   Responsive Adjustments (モバイル対応)
   ========================================= */

@media (max-width: 992px) {
    .header-inner {
        padding: 10px 20px;
    }
    
    .global-nav ul {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    /* --- 基本設定 --- */
    .section_padding {
        padding: 60px 0;
    }

    /* --- ヘッダー & ハンバーガーメニュー --- */
    .header {
        height: 70px !important;
        position: sticky;
        top: 0;
        z-index: 2000;
        background-color: var(--color-white);
    }

    .header-inner {
        padding: 0 15px;
        height: 70px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background-color: var(--color-white);
        z-index: 2100;
    }

    .logo {
        position: relative;
        z-index: 2200;
    }

    .logo h1 {
        font-size: 1.0rem;
        white-space: nowrap;
    }

    .header-action {
        display: none;
    }

    /* ハンバーガーボタン: ロゴと同じ高さに保つ */
    .menu-btn {
        display: block !important;
        width: 44px;
        height: 44px;
        position: relative;
        background: none;
        border: none;
        cursor: pointer;
        z-index: 2200;
        padding: 0;
    }

    .menu-btn span {
        display: block;
        width: 28px;
        height: 2px;
        background-color: var(--color-primary);
        position: absolute;
        left: 8px;
        transition: all 0.3s ease;
    }

    .menu-btn span:nth-child(1) { top: 16px; }
    .menu-btn span:nth-child(2) { top: 22px; }
    .menu-btn span:nth-child(3) { top: 28px; }

    .menu-btn[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    .menu-btn[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }
    .menu-btn[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    /* ナビゲーション（ヘッダーの下からスライド） */
    .global-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: 0;
        background-color: var(--color-white);
        padding: 0 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        transition: all 0.4s ease;
        z-index: 1500;
        overflow: hidden;
        visibility: hidden;
        opacity: 0;
        display: block; /* Flexを解除 */
    }

    .global-nav.is-active {
        height: auto;
        padding: 40px 20px;
        visibility: visible;
        opacity: 1;
    }

    .global-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 24px;
        display: flex; /* リスト内はFlexを維持 */
    }

    .global-nav a {
        font-size: 1.1rem;
        color: var(--color-primary);
        padding: 5px 0;
        display: block;
    }

    body.menu-open {
        overflow: hidden;
    }

    /* --- 各セクションの調整 --- */
    .hero {
        padding: 40px 0;
        min-height: auto;
    }

    .hero-catchphrase {
        font-size: 1.5rem !important;
    }

    .cards-grid {
        grid-template-columns: 1fr !important;
    }

    .service-split-row {
        flex-direction: column !important;
    }

    .gallery-img-wrap {
        width: 170px;
        height: 170px;
    }

    /* 会社情報の表 */
    .company-table th, .company-table td {
        display: block;
        width: 100% !important;
        padding: 10px 15px;
        border-right: none;
    }
    .company-table th {
        background-color: var(--color-bg);
    }

    /* フッター */
    .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
}

.mobile-only {
    display: none;
}

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

/* =========================================
   Field Report (現場レポート)
   ========================================= */
.report-intro {
    margin-bottom: 40px;
}
.report-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}
.report-item {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    border-left: 4px solid var(--color-accent);
}
.report-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    color: var(--color-text-light);
    font-size: 0.9rem;
    border-bottom: 1px dashed #eaeaea;
    padding-bottom: 10px;
}
.report-date {
    font-weight: bold;
    color: var(--color-primary);
}
.report-title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}
.report-text {
    line-height: 1.8;
    margin-bottom: 20px;
    white-space: pre-wrap;
}
.report-images {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
}
.report-image-item {
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 100%;
    height: auto; /* 高さを画像本来の比率に合わせる */
    background-color: #f9f9f9;
}
.report-image-item img {
    width: 100%;
    height: auto; /* 画像の比率を維持 */
    display: block; /* 画像下部の隙間を消す */
    transition: transform 0.3s ease;
}
.report-image-item img:hover {
    transform: scale(1.02);
}
.loading-spinner {
    text-align: center;
    padding: 40px;
    color: var(--color-text-light);
}
.spinner {
    width: 40px;
    height: 40px;
    margin: 0 auto 15px;
    border: 4px solid rgba(27, 77, 62, 0.1);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =========================================
   Image Modal (Lightbox)
   ========================================= */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.85);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    cursor: pointer;
}

.image-modal.is-visible {
    opacity: 1;
    visibility: visible;
}

.image-modal img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.5);
    cursor: default;
    transition: transform 0.3s ease;
}

.image-modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.image-modal-close:hover {
    color: var(--color-accent);
}
.report-image-item {
    cursor: zoom-in; /* マウスオーバーで拡大できることを示す */
}