@import url('https://fonts.googleapis.com/css2?family=Merriweather:wght@700&family=Open+Sans:wght@400;600&display=swap');

:root {
    --primary-color: #0044cc;
    --dark-grey: #333;
    --light-grey: #f4f4f4;
    --white: #fff;
    --shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Open Sans', sans-serif;
    background-color: var(--light-grey);
    color: var(--dark-grey);
}

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

header {
    background-color: var(--white);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-family: 'Merriweather', serif;
    color: var(--primary-color);
}

.hero {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 30px;
}

.hero h2 {
    font-family: 'Merriweather', serif;
    font-size: 2.5em;
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 768px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.news-card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-card-content {
    padding: 20px;
}

.news-card .category {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 0.8em;
    font-weight: 600;
    margin-bottom: 10px;
}

.news-card h3 {
    font-family: 'Merriweather', serif;
    font-size: 1.4em;
    margin-bottom: 10px;
}

.news-card p {
    font-size: 0.9em;
    line-height: 1.6;
}

.news-card .author-date {
    font-size: 0.8em;
    color: #777;
    margin-bottom: 15px;
}

.load-more-container {
    text-align: center;
    margin: 40px 0;
}

#load-more {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 15px 30px;
    font-size: 1em;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#load-more:hover {
    background-color: #003399;
}

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.modal {
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--white);
    padding: 30px;
    border-radius: 8px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.close-button {
    position: absolute;
    top: 15px;
    right: 25px;
    color: #aaa;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: var(--dark-grey);
}