@charset "utf-8";
@font-face{
	font-family: font2;
	src: url("../font/font2/Inter_18pt-SemiBold.woff2"),
		 url("../font/font2/Inter_18pt-SemiBold.woff"),
		 url("../font/font2/Inter_18pt-SemiBold.ttf");
}

@font-face{
	font-family: font1;
	src: url("../font/font1/SourceCodePro-VariableFont_wght.woff2"),
		 url("../font/font1/SourceCodePro-VariableFont_wght.woff"),
		 url("../font/font1/SourceCodePro-VariableFont_wght.ttf");
}

p{
	font-size: 14px;
}

body{
	font-family: 'font1';
}

.left-header h5 {
	font-size: 20px;
	font-weight: 630;
	margin-bottom: 2px;
	letter-spacing: 1.2px; 
	margin-top: 30px;		
}

html, body {
    height: 100%;
    overflow-x: hidden;
}

.top-bar {
  position: fixed;   
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;      
  background: #fff;
  z-index: 9999;    
}

.left {
    height: 100vh;
}

#logo{
	margin-top: 50px;
	width: 400px;	
}

.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.86);
	backdrop-filter: blur(4px);
    z-index: 9999;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.lb-thumbs {
    overflow-x: auto;
    white-space: nowrap;
}

.lightbox.active {
    display: flex;
}

.lb-main {
    width: 100%;
    height: 88vh;   
    display: flex;
    justify-content: center;
   align-items: flex-start;	 	
}

#lb-image {
    max-width: 95%;   
    max-height: 98%;
    object-fit: contain;
	transform: translateY(-42px);
}

.lb-thumbs {
    width: 100%;
    margin-top: 20px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 10px;
	position: absolute;
    bottom: 20px;
	justify-content: center; 
	gap: 14px;  
	overflow-x: auto; 
	scrollbar-width: none; 	
}

.lb-thumbs::-webkit-scrollbar {
    display: none;
}

.lb-thumbs img {
    height: 80px;
    cursor: pointer;
    opacity: 0.5;
    transition: 0.3s;
    flex-shrink: 0;
	margin-bottom: -15px;
}

.lb-thumbs img:hover {
    opacity: 0.8;
}

.lb-thumbs img.active-thumb {
    opacity: 1;
    border: 2px solid #fff;
}

.lb-close,
.lb-prev,
.lb-next {
    position: absolute;
    color: white;
    font-size: 40px;
    cursor: pointer;
}

.lb-close { top: 20px; right: 40px; }
.lb-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 20px; top: 50%; transform: translateY(-50%); }

.lb-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: #fff;
    font-size: 40px;
    cursor: pointer;
}

.lb-prev,
.lb-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    padding: 20px;
}

.lb-prev { left: 20px; }
.lb-next { right: 20px; }

.left-wrapper {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #ffffff;
	max-width: 480px;
	margin: 0px auto; 
}

#content-vi strong,
#content-en strong { 
    font-weight: 700; 
}

#content-vi { display: none; }
.left-header {
    flex-shrink: 0;
    background: #ffffff;
}

#content-en p:nth-of-type(-n+3),
#content-vi p:nth-of-type(-n+3) {
    position: relative;
    padding-left: 15px;
}

#content-en p:nth-of-type(-n+3)::before,
#content-vi p:nth-of-type(-n+3)::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    transform: translateY(-50%);
    width: 5px;
    height: 5px;
    background: #000;
    border-radius: 50%;
}

.left-header h5 {
    margin-top: 50px; 
	
}

.left-content {
    flex: 1;
    overflow-y: auto;
}

.col-8 {
    height: 100vh;
    overflow-y: auto;
	padding-top: 30px;	
}

.custom-grid {
     display: grid;
     grid-template-columns: repeat(3, 1fr);
     gap: 2px;
	 width: 100%;
	 margin: 0px auto; 
	 
	 margin-top: 33px;	
}

/* tất cả hình vuông */
.custom-grid .item {
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.custom-grid img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;	
}

.big-1 {
    grid-column: span 2;
    grid-row: span 2;
}

.big-2 {
    grid-column: span 2;
    grid-row: span 2;
}

.lang-switch {
    text-align: right;
    display: block;
    font-size: 14px;
    color: #666;
    cursor: pointer;
    transition: 0.3s;
}

.lang-switch:hover {
    color: #000;
}

@media (min-width:576px) and (max-width:767px){
	#logo{
		margin-left:19px;
		margin-top: 53px;
	}
	.related-projects{	
		margin-left: -5px;	
	}	
	.custom-grid{
		margin-left: -5px;
		margin-top: 9.5px;
	}
	#related-wrapper{
    
	margin-top: 100px;	
	
    }
	#related-title{	
	margin-bottom: 5px !important;
	margin-left: 11px !important;	
	}
	 #related-title h5{
	font-size: 11px;
	}
}

@media (max-width:575px){
	#logo{
		margin-left:20px;
		margin-top: 55px;	
	}	
	
	.related-item h5{
    font-size: 14px !important;
	}
	
	#related-wrapper{    
	margin-top: 80px;	
    }
	
	#related-title{	
	margin-bottom: 5px !important;
	margin-left: 19px !important;	
	}
	
	 #related-title h5{
	font-size: 10px;
	}	
}

@media (min-width:768px) and (max-width:991px){
	#logo{
		margin-left:12px;
		margin-top: 54px;
	}
	
	.related-projects{
		
		margin-left: -5px;
	}
	
	.custom-grid{
		margin-left: -5px;
		margin-top: 34.3px;
	}
	
	#related-wrapper{   
	margin-top: 150px;		
    }
	
	#related-title{	
	margin-bottom: 5px !important;
	margin-left: 12px !important;	
	}
	
	#related-title h5{
	font-size: 12px;
	}
}

@media (min-width:992px) and (max-width:1199px){
	#logo{
		margin-left:13px;
		margin-top: 53px;
	}
	
	footer p {
	margin-bottom: 4px;	
    }
	
	#related-wrapper{    
	margin-top: 180px;		
    }
	
	#related-title{	
	margin-bottom: 5px !important;
	margin-left: 25px;	
	}
	
	#related-title h5{
	font-size: 13px;
	}
	
	.custom-grid{
	margin-top: 34.5px;
	}
}


@media (min-width: 1200px){
	#logo{
		margin-left:9px;
		margin-top: 50px;
	}
	
	.related-projects{
		margin-top: -20px;
		margin-left: -40px;
	}
	
	.custom-grid{
    margin-left: -40px;			
    }
	
	#related-wrapper{    
	margin-top: 250px;	
    }
	
	#related-title{
		margin-left: -52px  ;
	}
	
	#related-title h5{
		font-size: 15px;
	}
}


footer p {
	font-size: 10px;
	margin-bottom: 5px;
}

footer{
	font-family: 'font2', sans-serif;
	text-align: center;
	margin-top: 30px;
	margin-bottom: 20px;
}

.social {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.social a {
  text-decoration: none;
  color: #222222;
  
}
.social a:hover {
  color: #cf2027;             
  transform: scale(1.05);
}



.related-projects{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;

    padding-left: 0;
	align-content: center;
	  width: 100%;    	                                                     
}

.related-item{
    position: relative;
    display: block;
    overflow: hidden;

    /* 🔥 ép vuông giống layout trên */
    aspect-ratio: 1/1;
}

.related-item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.related-item .overlay{
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    color: #fff;
    background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
}

.related-item h5{
    margin: 0;
    font-size: 18px;
	margin-bottom: -5px;
	font-weight: 450;	
}

.related-item span{
    font-size: 12px;
    opacity: 0.8;
	letter-spacing: 1.2px; 
}
 
.box:hover {
  transform: scale(1.02);
}

.related-item:hover img {
  transform: scale(1.02);
  transition: 0.4s ease;
}

.related-item:hover h5,
.related-item:hover span {
  color: #cf2027;
}

.related-item {
    position: relative;
    overflow: hidden;
}

.related-item img {
    transition: transform 0.5s ease;
}

.related-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    transition: 0.4s ease;
    z-index: 1;
}

.related-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 25px;
    z-index: 2;
    transition: 0.4s ease;
}

.related-item h5,
.related-item span {
    color: #ffffff;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8);	
}

.related-item:hover img {
    transform: scale(1.02);
}

.related-item:hover::after {
    background: rgba(0, 0, 0, 0.55);
}

#related-wrapper{
    width: 100%;		
}

#related-title{
    display: flex;
    justify-content: center;
    margin-bottom: 30px;	
}

#related-title h5{   
    letter-spacing: 3px;
    font-weight: 500;
    text-align: center;
	font-family: 'font2';
}

/* FIX */
@media (max-width: 991px) {
    .lightbox {
        padding: 20px 0;
    }

    .lb-main {
        height: auto;              
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    #lb-image {
        max-height: 78vh;          
        max-width: 95%;
        transform: none !important;
    }

    .lb-thumbs {
        position: relative !important;
        margin-top: 10px;
        padding-bottom: 10px;
    }
    
    .lb-prev,
    .lb-next {
        font-size: 28px;
        padding: 10px;
    }
}


@media (max-width: 575px) {
    #lb-image {
        max-height: 72vh;
    }
}

.lb-prev,
.lb-next {
    font-size: 0 !important;   
    width: 60px;
    height: 60px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

.lb-prev::before,
.lb-next::before {
    content: "";
    width: 18px;
    height: 18px;
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    position: absolute;
    top: 50%;
    left: 50%;
}

.lb-prev::before {
    transform: translate(-50%, -50%) rotate(-135deg);
}

.lb-next::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.lb-prev:hover::before,
.lb-next:hover::before {
    border-color: #cf2027;
}

.lb-prev, .lb-next { top: calc(50% - 42px); }
.lb-prev::before, .lb-next::before { opacity: .4; }
.lb-prev:hover::before, .lb-next:hover::before { opacity: 1; }

.lb-thumbs img{
    opacity: .4;
    transition: .3s ease;
    position: relative;
}

.lb-thumbs img.active-thumb{
    opacity: 1;
}

.lb-thumbs{
cursor: grab;
}

.lb-thumbs:active{
cursor: grabbing;
}

.lb-main{
cursor: grab;
user-select: none;
}

.lb-main:active{
cursor: grabbing;
}

#lb-image{
pointer-events: auto;
user-select: none;
-webkit-user-drag: none;
touch-action: pan-y;
}