/* Basic Reset */
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

body { 
    font-family: 'Segoe UI', sans-serif; 
    line-height: 1.6; 
}

/* School Colors: Blue #2C3E50, Yellow #F1C40F, Green #27AE60 */
header { 
    background: #2C3E50; 
    color: #F1C40F; 
    padding: 1.5rem; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    border-bottom: 4px solid #27AE60; 
}

header nav ul { 
    display: flex; 
    list-style: none; 
}

header nav ul li { 
    margin-left: 20px; 
}

header nav ul li a { 
    color: #fff; 
    text-decoration: none; 
    font-weight: bold; 
    transition: color 0.3s ease;
}

/* Added hover effect for Tier 1 polish */
header nav ul li a:hover { 
    color: #F1C40F; 
}

/* Hero Slideshow */
.hero-slideshow { 
    position: relative; 
    width: 100%; 
    height: 500px; 
    overflow: hidden; 
    background: #ddd; 
}

.slide { 
    position: absolute; 
    width: 100%; 
    height: 100%; 
    opacity: 0; 
    animation: fade 15s infinite; 
}

.slide img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}

.hero-text { 
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    text-align: center; 
    color: white; 
    background: rgba(44, 62, 80, 0.7); 
    padding: 20px; 
    border-radius: 10px; 
    border: 2px solid #F1C40F; 
}

/* Animation Delays */
.slide:nth-child(1) { animation-delay: 0s; }
.slide:nth-child(2) { animation-delay: 5s; }
.slide:nth-child(3) { animation-delay: 10s; }

@keyframes fade { 
    0% { opacity: 0; } 
    10% { opacity: 1; } 
    33% { opacity: 1; } 
    43% { opacity: 0; } 
    100% { opacity: 0; } 
}

/* Footer */
footer { 
    background: #27AE60; 
    color: #fff; 
    text-align: center; 
    padding: 1.5rem; 
}
.announcements { padding: 40px; background: #fff; border-left: 5px solid #F1C40F; margin: 20px; }
.announcements h2 { color: #2C3E50; margin-bottom: 15px; }
.announcements ul { list-style: none; }
.announcements li { padding: 10px; border-bottom: 1px solid #ddd; }