/* 블루 섹션 */
.blue-section {
    background-color: #007bff;
    color: white;
    text-align: center;
    padding: 50px 5%;
}
.blue-section h1 { font-size: 32px; margin-bottom: 15px; }
.blue-section p { font-size: 18px; color: rgba(255,255,255,0.9); }

/* 블로그 카드 그리드 */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    padding: 40px 5%;
    max-width: 1300px;
    margin: 0 auto;
}

.blog-card {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.blog-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.blog-card .content {
    padding: 20px;
}

.blog-card .content h3 {
    margin: 0 0 10px 0;
    color: #007bff;
    font-size: 20px;
}

.blog-card .content p {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}

.blog-card .content .read-more {
    margin-top: 10px;
    display: inline-block;
    color: #007bff;
    font-weight: bold;
}