:root {
    --tiffany-blue: #0ABAB5;
    --deep-charcoal: #2C3E50;
    --warm-white: #FEFEFE;
    --african-gold: #D4AF37;
    --copper-tone: #B87333;
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #FEFEFE 0%, #F8F9FA 100%);
}

.btn-primary {
    background: var(--tiffany-blue);
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(10, 186, 181, 0.3);
}

.btn-primary:hover {
    background: #089A95;
    box-shadow: 0 8px 24px rgba(10, 186, 181, 0.4);
}

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.nav-link {
    position: relative;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--tiffany-blue);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--tiffany-blue);
}

.sticky-nav {
    backdrop-filter: blur(10px);
    background: rgba(254, 254, 254, 0.95);
}

.fade-in {
    opacity: 0;
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
}

#exploration-map {
    height: 500px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}
.leaflet-attribution-flag{
    opacity: 0;
}


.custom-marker {
    background: var(--tiffany-blue);
    border: 3px solid white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.map-popup {
    font-family: 'Inter', sans-serif;
}

.project-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.expand-btn {
    background: var(--tiffany-blue);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.expand-btn:hover {
    background: #089A95;
}

.technical-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.technical-item {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid var(--tiffany-blue);
}