/* Global styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.7;
    color: #333;
    background-color: #f8f9fa;
    min-height: 100vh;
}

/* Page container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Text align styles */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* Common margin styles */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 1rem; }
.ml-4 { margin-left: 1.5rem; }
.ml-5 { margin-left: 3rem; }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 1rem; }
.mr-4 { margin-right: 1.5rem; }
.mr-5 { margin-right: 3rem; }

.mx-0 { margin-left: 0; margin-right: 0; }
.mx-1 { margin-left: 0.25rem; margin-right: 0.25rem; }
.mx-2 { margin-left: 0.5rem; margin-right: 0.5rem; }
.mx-3 { margin-left: 1rem; margin-right: 1rem; }
.mx-4 { margin-left: 1.5rem; margin-right: 1.5rem; }
.mx-5 { margin-left: 3rem; margin-right: 3rem; }

.my-0 { margin-top: 0; margin-bottom: 0; }
.my-1 { margin-top: 0.25rem; margin-bottom: 0.25rem; }
.my-2 { margin-top: 0.5rem; margin-bottom: 0.5rem; }
.my-3 { margin-top: 1rem; margin-bottom: 1rem; }
.my-4 { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.my-5 { margin-top: 3rem; margin-bottom: 3rem; }

/* Common padding styles */
.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 1rem; }
.pt-4 { padding-top: 1.5rem; }
.pt-5 { padding-top: 3rem; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 1rem; }
.pb-4 { padding-bottom: 1.5rem; }
.pb-5 { padding-bottom: 3rem; }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: 0.25rem; }
.pl-2 { padding-left: 0.5rem; }
.pl-3 { padding-left: 1rem; }
.pl-4 { padding-left: 1.5rem; }
.pl-5 { padding-left: 3rem; }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: 0.25rem; }
.pr-2 { padding-right: 0.5rem; }
.pr-3 { padding-right: 1rem; }
.pr-4 { padding-right: 1.5rem; }
.pr-5 { padding-right: 3rem; }

.px-0 { padding-left: 0; padding-right: 0; }
.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 1rem; padding-right: 1rem; }
.px-4 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-5 { padding-left: 3rem; padding-right: 3rem; }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 1rem; padding-bottom: 1rem; }
.py-4 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-5 { padding-top: 3rem; padding-bottom: 3rem; }

/* Flex common styles */
.d-flex { display: flex; }
.flex-row { flex-direction: row; }
.flex-row-reverse { flex-direction: row-reverse; }
.flex-column { flex-direction: column; }
.flex-column-reverse { flex-direction: column-reverse; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-wrap-reverse { flex-wrap: wrap-reverse; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }
.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }
.align-center { align-items: center; }
.align-baseline { align-items: baseline; }
.align-stretch { align-items: stretch; }
.align-content-start { align-content: flex-start; }
.align-content-end { align-content: flex-end; }
.align-content-center { align-content: center; }
.align-content-between { align-content: space-between; }
.align-content-around { align-content: space-around; }
.align-content-stretch { align-content: stretch; }
.flex-grow-0 { flex-grow: 0; }
.flex-grow-1 { flex-grow: 1; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-shrink-1 { flex-shrink: 1; }

/* Common text colors */
.text-primary { color: #3498db; }
.text-secondary { color: #2c3e50; }
.text-success { color: #2ecc71; }
.text-danger { color: #e74c3c; }
.text-warning { color: #f39c12; }
.text-info { color: #1abc9c; }
.text-light { color: #ecf0f1; }
.text-dark { color: #333; }
.text-muted { color: #6c757d; }

/* Common button styles */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

/* Button variants */
.btn-primary {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
}

.btn-primary:hover {
    background-color: #2980b9;
    border-color: #2980b9;
}

.btn-secondary {
    background-color: #2c3e50;
    color: white;
    border-color: #2c3e50;
}

.btn-secondary:hover {
    background-color: #1a252f;
    border-color: #1a252f;
}

.btn-success {
    background-color: #2ecc71;
    color: white;
    border-color: #2ecc71;
}

.btn-success:hover {
    background-color: #27ae60;
    border-color: #27ae60;
}

.btn-info {
    background-color: #1abc9c;
    color: white;
    border-color: #1abc9c;
}

.btn-info:hover {
    background-color: #16a085;
    border-color: #16a085;
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
    border-color: #e74c3c;
}

.btn-danger:hover {
    background-color: #c0392b;
    border-color: #c0392b;
}

.btn-warning {
    background-color: #f39c12;
    color: white;
    border-color: #f39c12;
}

.btn-warning:hover {
    background-color: #d35400;
    border-color: #d35400;
}

/* Outline button variants */
.btn-outline-primary {
    background-color: transparent;
    color: #3498db;
    border: 2px solid #3498db;
}

.btn-outline-primary:hover {
    background-color: #3498db;
    color: white;
}

.btn-outline-secondary {
    background-color: transparent;
    color: #2c3e50;
    border: 2px solid #2c3e50;
}

.btn-outline-secondary:hover {
    background-color: #2c3e50;
    color: white;
}

.btn-outline-success {
    background-color: transparent;
    color: #2ecc71;
    border: 2px solid #2ecc71;
}

.btn-outline-success:hover {
    background-color: #2ecc71;
    color: white;
}

.btn-outline-info {
    background-color: transparent;
    color: #1abc9c;
    border: 2px solid #1abc9c;
}

.btn-outline-info:hover {
    background-color: #1abc9c;
    color: white;
}

.btn-outline-danger {
    background-color: transparent;
    color: #e74c3c;
    border: 2px solid #e74c3c;
}

.btn-outline-danger:hover {
    background-color: #e74c3c;
    color: white;
}

.btn-outline-warning {
    background-color: transparent;
    color: #f39c12;
    border: 2px solid #f39c12;
}

.btn-outline-warning:hover {
    background-color: #f39c12;
    color: white;
}

/* Button size variants */
.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.25rem;
}

/* Button with icon style */
.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* Alert warning style */
.alert-warning {
    padding: 0.5rem 1rem;
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
    border-radius: 4px;
}


/* Header styles */
header {
    height: 100px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c3e50;
    text-decoration: none;
}

/* Navigation styles */
.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #3498db;
}

/* Main content styles */
main {
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    min-height: calc(100vh - 160px);
}

/* Default for screens >=576px - 3x2 grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    width: 100%;
}

.card-item {
    display: flex;
    justify-content: center;
}

.link-card {
    width: 100%;
    max-width: 300px;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    background-color: white;
    position: relative;
}

.link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: #3498db;
}

.card-content {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 1rem;
    gap: 1rem;
}

.card-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-icon img {
    width: 24px;
    height: 24px;
    background-color: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-size: 12px;
}

.card-title {
    color: #333;
    font-weight: 600;
    margin: 0;
    font-size: 1rem;
    text-align: left;
    flex: 1;
}

.card-link {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    text-decoration: none;
}



/* Small screens (<576px) - 2x3 grid */
 @media (max-width: 575px) {
     .card-grid {
         grid-template-columns: repeat(2, 1fr);
         gap: 1rem;
     }
     
     .link-card {
         max-width: 200px;
     }
     
     .card-content {
         padding: 0.75rem;
         gap: 0.75rem;
     }
     
     .card-icon {
         width: 24px;
         height: 24px;
     }
     
     .icon-placeholder {
         width: 24px;
         height: 24px;
         font-size: 12px;
     }
     
     .card-title {
         font-size: 0.9rem;
         text-align: left;
     }
 }

/* Footer styles */
footer {
    height: 60px;
    background-color: #2c3e50;
    color: #ecf0f1;
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    main {
        max-width: 100%;
        padding: 0.5rem;
    }
}

/* Typography styles */
h1, h2, h3, h4, h5, h6 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 600;
}

h1 {
    font-size: 2.2rem;
    line-height: 1.3;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 1.8rem;
    margin-top: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

p {
    margin-bottom: 1.2rem;
}

a {
    color: #3498db;
    transition: color 0.3s ease;
}

a:hover {
    color: #2980b9;
}

ul, ol {
    margin-bottom: 1.2rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Pagination styles */
.pagination {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-item {
    margin: 0 2px;
}

.page-link {
    display: block;
    padding: 0.5rem 0.75rem;
    text-decoration: none;
    color: #3498db;
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.page-link:hover {
    color: #2980b9;
    background-color: #e9ecef;
    border-color: #dee2e6;
}

.page-item.active .page-link {
    color: #fff;
    background-color: #3498db;
    border-color: #3498db;
}

.page-item.disabled .page-link {
    color: #6c757d;
    pointer-events: none;
    background-color: #fff;
    border-color: #dee2e6;
    opacity: 0.65;
}



/* Simple pagination styles (for prev/next only) */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin: 1.5rem 0;
    padding: 0;
    list-style: none;
}

.pagination-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: transparent;
    color: #3498db;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid #3498db;
    font-size: 0.8rem;
}

.pagination-link:hover {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(52, 152, 219, 0.3);
}

.pagination-link:disabled {
    color: #bdc3c7;
    border-color: #bdc3c7;
    background-color: transparent;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Responsive design for simple pagination */
@media (max-width: 768px) {
    .pagination {
        gap: 0.5rem;
        margin: 1rem 0;
    }
    
    .pagination-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #3498db;
}

.section-title {
    color: #2c3e50;
    font-size: 1.5rem;
    margin: 0;
    padding: 0;
}