* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Microsoft JhengHei", "PingFang TC", -apple-system, sans-serif; line-height: 1.6; color: #333; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; height: auto; }

/* Header */
.head-main { background: #fff; border-bottom: 1px solid #eee; padding: 12px 0; position: sticky; top: 0; z-index: 100; }
.head-main .container { display: flex; align-items: center; justify-content: space-between; }
.main-nav ul { list-style: none; display: flex; gap: 18px; }
.main-nav a { text-decoration: none; color: #333; font-size: 0.9rem; }
.main-nav a:hover { color: #c4a35a; }

/* Content */
.service-detail-content img { max-width: 100%; height: auto; margin: 15px 0; border-radius: 4px; }
.service-detail-content p { margin-bottom: 15px; }
.service-detail-content h2, .service-detail-content h3 { margin: 25px 0 15px; color: #333; }

/* Responsive */
@media (max-width: 768px) {
    .head-main .container { flex-direction: column; gap: 10px; }
    .main-nav ul { flex-wrap: wrap; justify-content: center; gap: 10px; }
}