.drone-acoustic-container {max-width: 1200px; margin: 0 auto; padding: 20px; font-family: Arial, sans-serif; line-height: 1.6; color: #333;}
.drone-acoustic-title {font-size: 28px; font-weight: bold; color: #222; text-align: center; margin-bottom: 15px;}
.drone-acoustic-subtitle {font-size: 16px; color: #666; text-align: center; margin-bottom: 30px;}
.product-card {border: 1px solid #eee; border-radius: 8px; padding: 25px; margin-bottom: 30px; background: #f9f9f9;}
.card-title {font-size: 22px; font-weight: bold; color: #1a5f7a; margin-bottom: 15px;}
.spec-table {width: 100%; border-collapse: collapse; margin: 20px 0;}
.spec-table th, .spec-table td {border: 1px solid #ddd; padding: 12px; text-align: left;}
.spec-table th {background: #e6f2ff; font-weight: bold;}
.advantage-grid {display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 15px; margin: 25px 0;}
.advantage-item {padding: 15px; border-left: 4px solid #1a5f7a; background: #fff; border-radius: 4px;}
.advantage-item h4 {margin: 0 0 8px; color: #1a5f7a;}
.scene-list {display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0;}
.scene-tag {padding: 8px 15px; background: #1a5f7a; color: #fff; border-radius: 20px; font-size: 14px;}
.contact-box {text-align: center; padding: 20px; background: #e6f2ff; border-radius: 8px; margin-top: 30px; display: none;}
.contact-box p {margin: 5px 0; font-size: 16px; font-weight: bold;}
.highlight {color: #d9534f; font-weight: bold;}
@media (max-width: 768px) {.drone-acoustic-title {font-size: 22px;} .card-title {font-size: 18px;} .spec-table th, .spec-table td {padding: 8px; font-size: 13px;}}