:root {
    --bs-primary: #5cb85c; /* 明るめの緑 */
    --bs-primary-rgb: 92,184,92;
    --bs-light-bg: #f8f9fa;
}
body {
    font-family: "Noto Sans JP", sans-serif;
    background-color: #fff;
}
.text-primary {
    color: var(--bs-primary) !important;
}
.bg-primary {
    background-color: var(--bs-primary) !important;
}

/* ヒーローセクション */
.hero-section {
    background-color: var(--bs-light-bg);
    padding: 80px 0;
    text-align: center;
}
.hero-section h1 {
    font-size: 2.8rem;
    font-weight: 900; /* 極太 */
    margin-bottom: 25px;
    line-height: 1.4;
}
.hero-section .lead {
    font-size: 1.4rem;
    font-weight: 500;
    color: #555;
    margin-bottom: 40px;
}
.image-comparison {
    max-width: 500px;
    margin: 30px auto 0 auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    display: flex;
    background-color: #fff;
}
.image-comparison div {
    padding: 20px;
    width: 50%;
    text-align: center;
}
.image-comparison h4 {
    font-size: 1.1rem;
    font-weight: bold;
    margin-top: 10px;
}
.bad-print { background-color: #fce8e8; }
.good-print { background-color: #e8fce8; }

/* 特徴セクション */
.feature-section {
    padding: 60px 0;
}
.feature-item {
    text-align: center;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    height: 100%;
}
.feature-item i {
    font-size: 3rem;
    color: var(--bs-primary);
    margin-bottom: 15px;
}

/* CTAセクション */
.cta-section {
    background-color: #333;
    color: #fff;
    padding: 60px 0;
    text-align: center;
}
.cta-section h2 {
    font-weight: bold;
    margin-bottom: 25px;
    font-size: 2rem;
}
.cta-section .lead {
    font-size: 1.4rem;
    margin-bottom: 30px;
}