.news-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}
.news-item {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-align: left;
}
.news-thumb {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 10px;
}
.news-item h3 {
    font-size: 16px;
    margin: 10px 0 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-item p {
    font-size: 14px;
    color: #555;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Tlačítko Zobrazit všechny články --- */
.show-all-btn {
    display: inline-block;
    margin: 25px auto 10px auto;
    padding: 10px 18px;
    background: #005bbb;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: background 0.2s ease, transform 0.1s ease;
}
.show-all-btn:hover {
    background: #004999;
    transform: translateY(-1px);
}
.show-all-btn:active {
    background: #003f88;
    transform: translateY(0);
}

/* --- Zelené tlačítko --- */
.portal-btn {
    display: inline-block;
    margin: 25px auto 10px auto;
    padding: 10px 18px;
    background: #43a047;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: background 0.2s ease, transform 0.1s ease;
}
.portal-btn:hover {
    background: #388e3c;
    transform: translateY(-1px);
}
.portal-btn:active {
    background: #003f88;
    transform: translateY(0);
}