/* Custom CSS for Yaya Foundation */

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #93c5fd;
    --light-color: #f0f9ff;
    --dark-color: #0f172a;
    --primary-gradient: linear-gradient(135deg, #1a5276 0%, #154360 100%);
}

/* Button Styles */
.btn-primary {
    background: var(--primary-gradient);
    border: none;
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
}

.btn-primary:hover, .btn-primary:focus {
    background: linear-gradient(135deg, #154360 0%, #1a5276 100%);
    border: none;
    transform: translateY(-1px);
    transition: transform 0.2s ease-out, background 0.2s ease-out;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
    transition: transform 0.2s ease-out, background-color 0.2s ease-out, border-color 0.2s ease-out;
}

/* Navigation Styles */
.navbar {
    background-color: white;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.navbar .nav-link {
    color: var(--dark-color);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.navbar .nav-link:hover, .navbar .nav-link:focus, .navbar .nav-link.active {
    color: var(--primary-color);
}

.navbar .dropdown-menu {
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 8px;
}

.navbar .dropdown-item:hover, .navbar .dropdown-item:focus {
    background-color: var(--light-color);
    color: var(--primary-color);
}

/* News Card Styles */
.news-card {
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
    border-radius: 8px;
    overflow: hidden;
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}

.news-card:hover {
    transform: translateY(-3px) translateZ(0);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.news-card .card-img-top {
    height: 200px;
    object-fit: cover;
}

.news-card .card-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.news-card .card-body {
    padding: 1.5rem;
}

.news-card .btn-primary {
    background: var(--primary-gradient);
    border: none;
}

.news-card .btn-primary:hover {
    background: linear-gradient(135deg, #154360 0%, #1a5276 100%);
    border: none;
}

/* Default image placeholder */
.default-img-placeholder {
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Featured section styles */
.featured-item {
    will-change: transform, box-shadow;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
    border: none;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}

.featured-item:hover {
    transform: translateY(-3px) translateZ(0);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.featured-item .card-img-top {
    height: 200px;
    object-fit: cover;
}

/* Section styles */
.section-title {
    position: relative;
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.section-title:after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background-color: var(--secondary-color);
    margin-top: 10px;
}