* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: sans-serif; padding-top: 60px; line-height: 1.6; background: #f8f9fa; }
header { position: fixed; top: 0; left: 0; right: 0; height: 60px; background: #ffffff; box-shadow: 0 2px 5px rgba(0,0,0,0.1); display: flex; justify-content: space-between; align-items: center; padding: 0 20px; z-index: 1000; }
.logo { font-size: 24px; font-weight: bold; color: #333; text-decoration: none; }
nav { display: flex; gap: 20px; align-items: center; }
nav a { text-decoration: none; color: #333; font-weight: 500; transition: color 0.3s; }
nav a:hover { color: #007bff; }
.nav-active { color: #007bff; border-bottom: 2px solid #007bff; }
#menu-btn { display: none; background: none; border: none; font-size: 28px; cursor: pointer; color: #333; }
main { min-height: calc(100vh - 60px); padding: 40px 20px; max-width: 1200px; margin: 0 auto; }
.notice-card { background: #fff; padding: 20px; border-radius: 8px; margin-bottom: 20px; box-shadow: 0 2px 4px rgba(0,0,0,0.05); }
.notice-date { color: #777; font-size: 14px; margin-bottom: 10px; }
.btn-download { display: inline-block; margin-top: 10px; padding: 8px 16px; background: #007bff; color: #fff; text-decoration: none; border-radius: 4px; }
footer { padding: 40px 20px 20px; background: #222; color: #fff; }
.footer-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; margin-bottom: 30px; max-width: 1200px; margin: 0 auto 30px; }
.footer-col h4 { margin-bottom: 15px; color: #aaa; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: #fff; text-decoration: none; }
.social-icons { display: flex; gap: 10px; }
.social-icons svg { width: 36px; height: 36px; fill: #fff; transition: fill 0.3s, transform 0.3s; border-radius: 50%; }
.social-icons svg:hover { fill: #007bff; transform: scale(1.1); }
.footer-bottom { text-align: center; border-top: 1px solid #444; padding-top: 20px; font-size: 14px; }
.footer-bottom a { color: #007bff; text-decoration: none; }
.whatsapp-btn { position: fixed; bottom: 20px; right: 20px; background: #25d366; width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 1000; box-shadow: 0 4px 10px rgba(0,0,0,0.3); transition: transform 0.3s; }
.whatsapp-btn:hover { transform: scale(1.1); }
.whatsapp-btn svg { width: 30px; height: 30px; fill: #fff; }
.map-container iframe { width: 100%; height: 400px; border: none; border-radius: 8px; }

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  nav { position: fixed; top: 60px; right: -260px; width: 250px; height: calc(100vh - 60px); background: #ffffff; flex-direction: column; padding: 20px; box-shadow: -2px 0 5px rgba(0,0,0,0.1); transition: right 0.3s ease-in-out; align-items: flex-start; }
  nav.open { right: 0; }
  #menu-btn { display: block; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}