.ad_intro { max-width: 1200px; margin: 50px auto; font-family: 'Noto Sans KR', sans-serif; }
.ad_intro h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 20px; text-align: center; color: #222; }
.ad_intro p { font-size: 1.1rem; line-height: 1.6; color: #555; text-align: center; margin-bottom: 40px; }

.ad_section { margin-bottom: 50px; }
.ad_section h2 { font-size: 2rem; margin-bottom: 15px; color: #007bff; }
.ad_section p.description { font-size: 1rem; color: #333; margin-bottom: 20px; }

.ad_table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
.ad_table th, .ad_table td { border: 1px solid #ddd; padding: 12px 15px; text-align: center; }
.ad_table th { background-color: #f7f7f7; font-weight: 700; }

.ad_highlight { background: linear-gradient(90deg, #ffd700, #ffa500); color: #222; font-weight: 700; }

.ad_btn {
    display: inline-block;
    padding: 10px 20px;
    background: #007bff;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}
.ad_btn:hover { background: #0056b3; }

@media (max-width: 768px) {
    .ad_intro h1 { font-size: 2rem; }
    .ad_section h2 { font-size: 1.5rem; }
    .ad_table th, .ad_table td { font-size: 0.9rem; padding: 8px 10px; }
}