/* --- Basic Reset & Global --- */
:root {
    --primary-color: #004a99;
    --accent-color: #e67e22;
    --dark-color: #2c3e50;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --text-color: #333333;
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 60px 0;
}

.bg-light { background-color: var(--light-bg); }
.bg-dark { background-color: var(--dark-color); }
.text-white { color: var(--white); }

/* --- Header --- */
.site-header {
    background: var(--white);
    padding: 15px 0;
    border-bottom: 3px solid var(--primary-color);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.company-name {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
}

.sub-text {
    font-size: 0.8rem;
    color: #666;
}

.header-contact {
    text-align: right;
}

.header-contact .tel {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-color);
}

.header-contact .hours {
    font-size: 0.75rem;
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(rgba(0, 74, 153, 0.85), rgba(0, 74, 153, 0.85)), url('https://images.unsplash.com/photo-1558494949-ef010cbdcc31?auto=format&fit=crop&q=80&w=1000') center/cover;
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.badge {
    background: var(--accent-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 15px;
}

.hero h1 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    line-height: 1.3;
}

.highlight {
    color: #ffda44;
}

.hero-features {
    margin: 20px 0;
}

.hero-features span {
    margin: 0 10px;
    font-weight: bold;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary { background: var(--accent-color); color: var(--white); }
.btn-primary:hover { background: #d35400; transform: translateY(-3px); }

.btn-accent { background: #ffda44; color: #333; }

/* --- Problem Grid --- */
.section-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 40px;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: var(--accent-color);
    margin: 10px auto;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.problem-item {
    background: #fff;
    border: 2px solid #eee;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.problem-item i {
    font-size: 2.5rem;
    color: #e74c3c;
    margin-bottom: 15px;
}

.warning-text {
    text-align: center;
    color: #e74c3c;
    margin-top: 30px;
    font-weight: bold;
}

/* --- Feature Box --- */
.feature-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-box {
    text-align: center;
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.icon-wrap {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 20px;
}

/* --- Table --- */
.table-scroll {
    overflow-x: auto;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.price-table th, .price-table td {
    border: 1px solid #ddd;
    padding: 15px;
    text-align: center;
}

.price-table th {
    background: var(--primary-color);
    color: var(--white);
}

.price-table td.type {
    background: #f0f4f8;
    font-weight: bold;
}

/* --- Cases --- */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.case-card {
    border: 1px solid #eee;
    padding: 20px;
    border-radius: 8px;
    background: var(--light-bg);
}

.case-label {
    background: #7f8c8d;
    color: #fff;
    padding: 2px 8px;
    font-size: 0.75rem;
    border-radius: 3px;
}

.case-price {
    color: var(--primary-color);
    font-weight: bold;
    margin: 5px 0;
}

/* --- Footer --- */
.site-footer {
    background: #f0f4f8;
    padding: 60px 0 100px;
    text-align: center;
}

.footer-cta {
    margin-bottom: 40px;
}

.footer-cta h3 { margin-bottom: 15px; font-size: 1.6rem; }

.footer-info p { font-size: 0.9rem; color: #666; }

/* --- Mobile Floating --- */
.mobile-cta-btn {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 10px;
    right: 10px;
    z-index: 999;
}

.mobile-cta-btn a {
    display: block;
    background: #27ae60;
    color: white;
    text-align: center;
    padding: 15px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .header-top { flex-direction: column; text-align: center; }
    .header-contact { margin-top: 15px; text-align: center; }
    .hero h1 { font-size: 1.6rem; }
    .hero-features span { display: block; margin: 10px 0; }
    .mobile-cta-btn { display: block; }
    .section-padding { padding: 40px 0; }
}