:root {
    --primary-color: #15803d;
    --secondary-color: #22c55e;
    --bg-light: #f3f4f6;
    --bg-white: #ffffff;
    --text-dark: #1f2937;
    --text-light: #9ca3af;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Smooth Scrolling for the whole site */
html { scroll-behavior: smooth; }

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; }
body { background-color: var(--bg-white); color: var(--text-dark); line-height: 1.6; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- Navigation --- */
.navbar { background: var(--bg-white); box-shadow: var(--shadow); position: sticky; top: 0; z-index: 1000; padding: 15px 0; }
.nav-container { display: flex; justify-content: space-between; align-items: center; position: relative; }
.logo { display: flex; align-items: center; gap: 15px; }
.site-logo { height: 85px; width: auto; object-fit: contain; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-title { font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 700; color: var(--primary-color); letter-spacing: 0.5px; }
.logo-subtitle { font-family: 'Poppins', sans-serif; font-size: 0.85rem; color: var(--text-light); font-weight: 500; letter-spacing: 1px; text-transform: uppercase; }

.nav-links { display: flex; gap: 25px; align-items: center; }
.nav-links a { font-weight: 500; color: var(--text-dark); transition: color 0.3s; }
.nav-links a:hover { color: var(--primary-color); }
.btn-nav { background: var(--primary-color); color: var(--bg-white) !important; padding: 8px 20px; border-radius: 5px; transition: background 0.3s; }
.btn-nav:hover { background: var(--secondary-color); }

.mobile-menu-btn { display: none; background: none; border: none; font-size: 1.8rem; color: var(--primary-color); cursor: pointer; padding: 5px; }

/* --- Hero Section --- */
.hero { position: relative; height: 80vh; background: url('https://images.unsplash.com/photo-1503676260728-1c00da094a0b?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--bg-white); }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(21, 128, 61, 0.85); }
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero h1 { font-size: 3.5rem; margin-bottom: 15px; font-weight: 700; }
.motto { font-size: 1.4rem; color: #bbf7d0; font-style: italic; margin-bottom: 20px; font-weight: 600; }
.subtitle { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.95; }
.btn-primary { display: inline-block; background: var(--bg-white); color: var(--primary-color); padding: 12px 30px; border-radius: 5px; font-weight: 600; transition: transform 0.3s, background 0.3s; border: none; cursor: pointer; font-size: 1rem; }
.btn-primary:hover { transform: translateY(-3px); background: var(--bg-light); }

/* --- General Sections --- */
.section-padding { padding: 80px 0; }
.bg-light { background-color: var(--bg-light); }
.bg-dark { background-color: var(--primary-color); }
.text-white { color: var(--bg-white); }
.text-center { text-align: center; }
.section-title { text-align: center; font-size: 2.2rem; color: var(--primary-color); margin-bottom: 50px; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: var(--secondary-color); margin: 10px auto 0; border-radius: 2px; }

/* --- Features Grid --- */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature-card { background: var(--bg-white); padding: 40px 30px; border-radius: 10px; box-shadow: var(--shadow); text-align: center; transition: transform 0.3s, box-shadow 0.3s; }
.feature-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-hover); }
.feature-card i { font-size: 3rem; color: var(--primary-color); margin-bottom: 20px; }
.feature-card h3 { margin-bottom: 15px; color: var(--text-dark); }

/* --- News & Staff Cards --- */
.news-grid, .staff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.news-card, .staff-card { background: var(--bg-white); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); transition: transform 0.3s; }
.news-card:hover, .staff-card:hover { transform: translateY(-5px); }
.news-card { border-top: 5px solid var(--primary-color); padding: 25px; }
.news-card .type { background: var(--primary-color); color: var(--bg-white); padding: 4px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; display: inline-block; margin-bottom: 15px; }
.news-card h3 { color: var(--text-dark); margin-bottom: 10px; }
.news-card .date { color: var(--text-light); font-size: 0.9rem; margin-bottom: 15px; display: block; }
.news-link-btn { display: inline-flex; align-items: center; gap: 8px; margin-top: 15px; color: var(--primary-color); font-weight: 600; font-size: 0.95rem; border: 2px solid var(--primary-color); padding: 8px 16px; border-radius: 6px; transition: all 0.3s ease; }
.news-link-btn:hover { background: var(--primary-color); color: var(--bg-white); }

.staff-card { text-align: center; padding: 30px 20px; }
.staff-card img { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; margin-bottom: 15px; border: 3px solid var(--primary-color); }
.staff-card h3 { color: var(--text-dark); margin-bottom: 5px; }
.staff-card .role { color: var(--primary-color); font-weight: 600; font-size: 0.9rem; margin-bottom: 15px; display: block; }
.loading-text { text-align: center; grid-column: 1 / -1; color: var(--text-light); font-style: italic; }

/* --- Contact Section Layout --- */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.contact-info { color: var(--bg-white); }
.contact-info h3 { font-size: 1.5rem; margin-bottom: 15px; color: var(--secondary-color); }
.info-item { display: flex; gap: 15px; align-items: flex-start; }
.info-item i { font-size: 1.5rem; color: var(--secondary-color); margin-top: 5px; width: 30px; text-align: center; }
.info-item a { color: var(--bg-white); transition: color 0.3s; display: block; margin-top: 4px; }
.info-item a:hover { color: var(--secondary-color); text-decoration: underline; }
.contact-wrapper { background: var(--bg-white); padding: 40px; border-radius: 10px; box-shadow: var(--shadow-hover); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text-dark); }
.form-group input, .form-group textarea { width: 100%; padding: 12px; border: 1px solid #e5e7eb; border-radius: 5px; font-size: 1rem; transition: border-color 0.3s; background-color: #f9fafb; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary-color); background-color: var(--bg-white); }
.full-width { width: 100%; margin-top: 10px; }
.form-status { text-align: center; margin-top: 15px; font-weight: 600; }

/* --- Footer --- */
footer { background: #064e3b; color: var(--bg-white); text-align: center; padding: 20px 0; font-size: 0.9rem; }

/* --- NEW: Back to Top Button --- */
#scrollTopBtn {
  display: none;
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: var(--primary-color);
  color: white;
  cursor: pointer;
  padding: 15px;
  border-radius: 50%;
  font-size: 1.2rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: background-color 0.3s, transform 0.3s;
}
#scrollTopBtn:hover {
  background-color: var(--secondary-color);
  transform: translateY(-5px);
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .mobile-menu-btn { display: block; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        gap: 15px;
        z-index: 999;
    }
    .nav-links.active { display: flex; }
    .nav-links a { width: 100%; text-align: center; padding: 12px; border-radius: 5px; display: block; }
    .nav-links a:hover { background: var(--bg-light); }
    .btn-nav { width: 100%; text-align: center; background: var(--primary-color); color: white !important; }
    
    .hero h1 { font-size: 2.5rem; }
    .motto { font-size: 1.1rem; }
    .site-logo { height: 65px; } 
    .logo-title { font-size: 1.5rem; }
    .logo-subtitle { font-size: 0.75rem; }
    .contact-layout { grid-template-columns: 1fr; gap: 40px; }
    
    /* Adjust button position on mobile */
    #scrollTopBtn { bottom: 20px; right: 20px; padding: 12px; }
}
/* --- NEW: Image Popup Modal Styles --- */
.modal {
    display: none; 
    position: fixed; 
    z-index: 2000; 
    padding-top: 50px; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgba(0, 0, 0, 0.9); 
    cursor: pointer;
}

.modal-content {
    margin: auto;
    display: block;
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(255,255,255,0.2);
    animation: zoom 0.3s;
}

@keyframes zoom {
    from {transform:scale(0.8); opacity: 0;} 
    to {transform:scale(1); opacity: 1;}
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.close-btn:hover,
.close-btn:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

@media (max-width: 768px) {
    .modal-content { width: 95%; }
}