*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial, sans-serif;
}

p {
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

li{
    font-size: larger; 
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    padding-bottom: 1%;
}



body{
background:#F8F1E7;
}

header {
    background:#2b2b2b;;
    color:white;
    padding:15px 20px;
    position: fixed;   /* fiksirano na vrh */
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;     /* da bude iznad ostalog sadržaja */
}

/* Dodaj pomak glavnom sadržaju */
.hero,
.container,
.section {
    padding-top: 90px; /* pomak, recimo visina headera + malo */
}

nav{
display:flex;
justify-content:space-between;
align-items:center;
}

nav ul{
display:flex;
list-style:none;
gap:20px;
}

nav a{
color:white;
text-decoration:none;
}

.hero{
text-align:center;
padding: 100px 20px 40px;
background:#F8F1E7;
}

.container{
max-width:1100px;
margin:auto;
padding:40px 20px;
}

.section{
display:flex;
gap:30px;
align-items:center;
margin-bottom:40px;
}

.section img{
width:400px;
border-radius:10px;
}

.carousel{
position:relative;
max-width:100%;
overflow:hidden;
}

.carousel img {
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
}
.carousel img { 
width:100%;
display:none;
}

.carousel img.active{
display:block;
}

.carousel button{
position:absolute;
top:50%;
transform:translateY(-50%);
background:rgba(0,0,0,0.5);
color:white;
border:none;
font-size:25px;
padding:10px 15px;
cursor:pointer;
}

.prev{
left:10px;
}

.next{
right:10px;
}

iframe {border: black 3px;}

.usluga {
    border-top: 2px solid black;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

footer{
background:#333;
color:white;
text-align:center;
padding:20px;
margin-top:40px;
}

/* responsive */

@media(max-width:768px){

nav{
flex-direction:column;
gap:10px;
}

.section{
flex-direction:column;
text-align:center;
}

.section img{
width:100%;
}

.carousel img{
    border-radius: 0%;
}

}

/* GALERIJA */

.gallery{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:20px;
}

.gallery-item{
position:relative;
width:100%;
aspect-ratio:1/1;
overflow:hidden;
border-radius:10px;
}

.gallery-item img{
width:100%;
height:100%;
object-fit:cover;
transition:transform 0.4s;
}

.gallery-item:hover img{
transform:scale(1.1);
}

.gallery-overlay{
position:absolute;
bottom:0;
left:0;
width:100%;
padding:15px;
background:rgba(0,0,0,0.5);
color:white;
opacity:0;
transition:opacity 0.3s;
}

.gallery-item:hover .gallery-overlay{
opacity:1;
}

@media(max-width:900px){
.gallery{
grid-template-columns:repeat(2,1fr);
}
}

@media(max-width:500px){
.gallery{
grid-template-columns:1fr;
}
}

/* LIGHTBOX */

.lightbox{
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.9);
display:none;
align-items:center;
justify-content:center;
z-index:999;
}

.lightbox img{
padding-top: 2%;
max-width:90%;
max-height:90%;
border-radius:10px;
}

.lightbox.show{
display:flex;
}

.lightbox-close{
position:absolute;
top:30px;
padding-top: 2%;
right:40px;
font-size:40px;
color:white;
cursor:pointer;
}