/* ========================================
   株式会社NEXTVISION 公式Webサイト
   ブルー基調・エンタープライズデザイン
   ======================================== */

/* ========================================
   Variables & Reset
   ======================================== */
:root {
    /* Colors */
    --color-primary: #0074FF;        /* ロイヤルブルー */
    --color-dark: #0D1B2A;           /* ダークネイビー */
    --color-light-blue: #BBD7FF;     /* ライトブルー */
    --color-white: #FFFFFF;
    --color-gray-100: #F8F9FA;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-600: #6C757D;
    --color-gray-700: #495057;
    --color-gray-900: #212529;
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(13, 27, 42, 0.1);
    --box-shadow-lg: 0 10px 30px rgba(13, 27, 42, 0.15);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-gray-900);
    line-height: 1.8;
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

/* ========================================
   Container & Layout
   ======================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section:nth-child(even) {
    background-color: var(--color-gray-100);
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    background-color: var(--color-white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

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

.logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
    margin: 0;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--color-gray-600);
    margin: 0;
    letter-spacing: 1px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-primary);
    background-color: rgba(0, 116, 255, 0.05);
}

.btn-nav {
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    padding: var(--spacing-xs) var(--spacing-md) !important;
}

.btn-nav:hover {
    background-color: #0056cc;
    transform: translateY(-2px);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(187, 215, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(0, 116, 255, 0.15) 0%, transparent 50%);
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-lg) var(--spacing-md);
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    color: var(--color-light-blue);
}

.hero-description {
    font-size: 1.125rem;
    line-height: 2;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.95);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

.scroll-indicator span {
    display: block;
    width: 20px;
    height: 30px;
    border: 2px solid var(--color-white);
    border-radius: 15px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background-color: var(--color-white);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-gray-100);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

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

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

.btn-submit {
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 1.125rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    width: 100%;
    justify-content: center;
}

.btn-submit:hover {
    background-color: #0056cc;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

/* ========================================
   Section Header
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-top: var(--spacing-md);
}

/* ========================================
   About Section
   ======================================== */
.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.125rem;
    line-height: 2;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.about-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.point-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
}

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

.point-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), #0056cc);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 1.5rem;
}

.point-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.point-card p {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    margin: 0;
}

/* ========================================
   Services Section
   ======================================== */
.services {
    background-color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    position: relative;
    transition: var(--transition);
}

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

.service-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-gray-200);
    line-height: 1;
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-dark), var(--color-primary));
    border-radius: var(--border-radius);
    color: var(--color-white);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.service-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.service-features li {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    padding-left: var(--spacing-md);
    position: relative;
}

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

/* ========================================
   Reasons Section
   ======================================== */
.reasons-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.reason-card {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.reason-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(-100%);
    transition: var(--transition);
}

.reason-card:hover::before {
    transform: translateX(0);
}

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

.reason-number {
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.2);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.reason-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.reason-card p {
    font-size: 1rem;
    line-height: 1.8;
    margin: 0;
    color: rgba(255, 255, 255, 0.95);
}

/* ========================================
   Results Section
   ======================================== */
.results {
    background-color: var(--color-white);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.result-card {
    background-color: var(--color-gray-100);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: var(--transition);
}

.result-card:hover {
    background-color: var(--color-white);
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-5px);
}

.result-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    border-radius: 50%;
    color: var(--color-white);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.result-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.result-client {
    font-size: 0.95rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.result-details li {
    font-size: 0.95rem;
    color: var(--color-gray-700);
    padding-left: var(--spacing-md);
    position: relative;
}

.result-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* ========================================
   Group Structure Section
   ======================================== */
.group-structure {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.group-column {
    background-color: var(--color-white);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    position: relative;
    transition: var(--transition);
}

.group-column:hover {
    border-color: var(--color-primary);
    box-shadow: var(--box-shadow-lg);
}

.group-label {
    position: absolute;
    top: -12px;
    left: var(--spacing-md);
    background-color: var(--color-gray-600);
    color: var(--color-white);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
}

.nextvision-label {
    background: linear-gradient(135deg, var(--color-dark), var(--color-primary));
}

.group-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.nextvision-title {
    color: var(--color-primary);
}

.group-description {
    font-size: 1rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

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

.group-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    font-size: 0.95rem;
    color: var(--color-gray-700);
}

.group-features i {
    color: var(--color-primary);
    margin-top: 4px;
    flex-shrink: 0;
}

.group-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
}

.group-arrow i {
    font-size: 2rem;
}

.group-arrow p {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    text-align: center;
}

.group-note {
    max-width: 800px;
    margin: var(--spacing-lg) auto 0;
    padding: var(--spacing-md);
    background-color: var(--color-light-blue);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

.group-note p {
    font-size: 1rem;
    color: var(--color-dark);
    margin: 0;
    line-height: 1.8;
}

/* ========================================
   Company Section
   ======================================== */
.company {
    background-color: var(--color-white);
}

.company-info {
    max-width: 900px;
    margin: 0 auto;
}

.company-table {
    width: 100%;
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.company-table tr {
    border-bottom: 1px solid var(--color-gray-200);
}

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

.company-table th {
    background-color: var(--color-dark);
    color: var(--color-white);
    text-align: left;
    padding: var(--spacing-md);
    font-weight: 600;
    width: 200px;
    vertical-align: top;
}

.company-table td {
    padding: var(--spacing-md);
    color: var(--color-gray-700);
    line-height: 1.8;
}

.business-list {
    list-style: decimal;
    padding-left: var(--spacing-md);
}

.business-list li {
    margin-bottom: var(--spacing-xs);
    color: var(--color-gray-700);
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

.contact .section-title,
.contact .section-subtitle {
    color: var(--color-white);
}

.contact .section-title::after {
    background-color: var(--color-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.contact-info p {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.95);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--color-light-blue);
    margin-top: 4px;
}

.contact-method h4 {
    font-size: 1rem;
    margin-bottom: 4px;
    color: var(--color-white);
}

.contact-method p {
    font-size: 0.95rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
}

/* ========================================
   Contact Form
   ======================================== */
.contact-form {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

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

.form-group label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.required {
    color: #DC3545;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    font-size: 1rem;
    font-family: var(--font-primary);
    border: 2px solid var(--color-gray-300);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 116, 255, 0.1);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 400;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-dark);
    color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-logo h3 {
    font-size: 1.75rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 2px;
}

.footer-logo p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.95rem !important;
    color: rgba(255, 255, 255, 0.8) !important;
    margin-top: var(--spacing-sm) !important;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    font-size: 1.125rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

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

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

.footer-column a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* ========================================
   Scroll to Top Button
   ======================================== */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--box-shadow-lg);
    z-index: 999;
}

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

.scroll-top:hover {
    background-color: #0056cc;
    transform: translateY(-5px);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@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 scroll {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    40% {
        opacity: 1;
    }
    80% {
        opacity: 0;
        transform: translateX(-50%) translateY(10px);
    }
    100% {
        opacity: 0;
    }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .about-points {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .reasons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--box-shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-points,
    .services-grid,
    .reasons-grid,
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .company-table th {
        width: 120px;
        font-size: 0.875rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .company-table {
        font-size: 0.875rem;
    }
    
    .company-table th,
    .company-table td {
        display: block;
        width: 100%;
    }
    
    .company-table th {
        background-color: var(--color-gray-100);
        color: var(--color-dark);
        border-bottom: none;
        padding-bottom: var(--spacing-xs);
    }
    
    .company-table td {
        padding-top: var(--spacing-xs);
        padding-bottom: var(--spacing-md);
    }
}





















/* ===== Header logo ===== */
.logo{
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-logo{
  height: 42px;
  width: auto;
  display: block;
}

.logo-text h1{
  margin: 0;
}

.logo-subtitle{
  margin: 2px 0 0;
}

/* SP */
@media (max-width: 768px){
  .header-logo{ height: 34px; }
}

/* ===== Hero background (eye catch) ===== */
.hero{
  position: relative;
  overflow: hidden;
}

.hero-bg{
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.45)),
    url("../images/eye_catch_01.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.03); /* ほんの少しだけ迫力 */
  z-index: 0;
}

.hero .container,
.hero-content,
.scroll-indicator{
  position: relative;
  z-index: 1; /* 文字を前面に */
}

/* ===== Footer logo ===== */
.footer-logo-img{
  height: 38px;
  width: auto;
  display: block;
  margin-bottom: 12px;
  opacity: 0.95;
}

@media (max-width: 768px){
  .footer-logo-img{ height: 32px; }
}