.header-solid{
    position: fixed !important;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    box-shadow: 0 4px 10px rgba(0,0,0,0.08);
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeSlideDown 1s ease-in-out;
}
@keyframes fadeSlideDown {
    from {
    opacity: 0;
    transform: translateY(-10px);
    filter: blur(3px);
}
to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}
}
.container{
    padding: 0;
}
.header-top{
   min-height:115px;
}
.header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.company-name-title{
    font-size:27px;
    color: #D10033;
    line-height:1.8;
}
.header-center{
    text-align:center;
    display:flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
}
.header-contact {
    display: flex;
    align-items: center;
    gap: 10px;
}
.contact-icon{
    background:#cc0033;
    border-radius:50%;
    width:60px;
    height:60px;
    display:flex;
    align-items:center;
    justify-content:center;
}
.contact-icon i {
    font-size: 30px;
    transform: rotate(-45deg);
    color: #fff;
}
.contact-info{
    display:flex;
    flex-direction:column;
    font-size:16px;
    line-height:1.8;
}
.contact-info a{
    color:#000080;
    font-weight:700;
}

.menu-flex {
    display: flex;
    align-items: center;
    gap: 0;
}

.icon-menu {
    background: #003b8d;
    color: #fff;
    padding: 12px 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
}
.icon-menu ul {
    position: absolute;
    top: 100%;
    left: 0;
    width: 250px;
    background: #fff;
    border: 1px solid #ddd;
    z-index: 999; 
    display: none;
}
.icon-menu ul li {
    padding: 10px 15px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    white-space: normal;
}
.icon-menu ul li a{
    font-size: 14px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    text-align: left;
}
.icon-menu ul li:not(:last-child){
    border-bottom: 1px solid #eee;
}

.icon-menu:hover ul {
    display: block;
}


.icon-menu i {
    font-size: 20px;
}
.icon-menu .down{
    font-size: 12px;
    margin-left: 10px;
}
.icon-menu.open ul {
    display: block;
}

.col-header {
    display: flex;
    align-items: center;
    height: 30px;
    width: 100%;
    max-width: 265px; 
}

.col-header input {
    border: none;
    outline: none;
    flex: 1;
    padding: 0 10px;
    font-size: 14px;
    height: 100%;
    color: #333;
}

.col-header input::placeholder {
    color: #999;
}

.col-header .btn-search {
    background: #007784; 
    color: #fff;
    width: 30px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.col-header .btn-search i {
    font-size: 14px;
}
.header-wrapper{
    background: var(--header-mb-bg);
}
/**/
.hero-slider img{
    object-fit:cover;
}
.slide-prev { left: 30px; }
.slide-next { right: 30px; }


.slide-arrow{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(0,0,0,0.45);
    border: none;
    border-radius: 50%;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all .3s ease;
    z-index: 10;
}
.slide-arrow {
    opacity: 0;
    visibility: hidden;
    transition: all .3s;
}


.slider-wrap:hover .slide-arrow {
    opacity: 1;
    visibility: visible;
}

.slider-wrap {
    overflow: hidden;
    position:relative;
}
.slider-wrap .slick-slide img{
    max-width:100%;
    object-fit:cover;
    height:auto;
}
.slide-ovelay{
    position:absolute;
    top:0;
    left:0;
    background:rgba(0,0,0,0.2);
    width:100%;
    height:100%;
    z-index:1
}

.slider-wrap .slick-dots {
    position: absolute;
    bottom: 18px;
    width: 100%;
    display: flex !important;
    justify-content: center;
    align-items: center;
    margin: 0;
    padding: 0;
    z-index: 5;
}
.slick-dotted.slick-slider{
    margin: 0;
}

.slick-dots {
    bottom: 20px;
}

.slick-dots li {
    margin: 0 6px;
}

.slick-dots li button {
    width: 12px;
    height: 12px;
    padding: 0;
}

.slick-dots li button:before {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid #c1c1c1;
    opacity: 1;
    background: transparent;
}

.slick-dots li.slick-active button:before {
    background: #fff;
    border-color: #fff;
    transform: scale(1.2);
}





/*Dịch vụ*/
.service-section {
    padding: 40px 0;
  
}
.service-title  {
    text-align: center;
    font-weight: 700;
    margin-bottom: 18px;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}
.service-title span{
        background: #fff;
        padding: 0 10px;
        font-size: 18px;
}
.service-title:before{
    position: absolute;
    content:"";
    width: 100%;
    height: 2px;
    opacity: .1;
    background-color:#2c1111;
    transform: translateX(-50%);
    left: 50%;
    top: 18px;
    z-index: -1;
}


.service-item {
    position: relative;
    display: block;
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

.service-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.service-item:hover img {
    transform: scale(1.08);
}

.service-name {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    background: rgba(168, 193, 0, 0.9);
    color: #000;
    font-weight: 700;
    text-align: center;
    padding: 12px 10px;
    text-transform: uppercase;
    font-size: 18px;
}

/*intro*/
.intro-section {
    background: #ebebeb;
    padding: 60px 0;
}
.intro-section img{
    width: 100%;
    height: 100%;
}
.intro-title {
    font-size: 36px;
    font-weight: 700;
    color: #d60000; /* đỏ nổi bật */
    margin-bottom: 10px;
    text-transform: uppercase;
}

.intro-sub {
    font-size: 20px;
    font-weight: 600;
    color: #1e73be; /* xanh dương */
    margin-bottom: 20px;
}

.intro-text {
    font-size: 15px;
    line-height: 1.7;
    color: #333;
    margin-bottom: 25px;
}

.btn-outline {
    display: inline-block;
    padding: 10px 22px;
    background: #a00000;
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: #d60000;
    color: #fff;
}
@media (max-width: 1200px) {
    .container{
        max-width: 100%;
        padding-left: 10px;
        padding-right: 10px;
  }
}

@media (max-width: 768px) {
    .intro-title {
        font-size: 28px;
    }

    .intro-sub {
        font-size: 18px;
    }

    .intro-section {
        padding: 40px 0;
    }
    .intro-section img{
        padding: 20px 0;
    }
}

/**/
.service-posts {
    padding: 30px 0;
}

.service-heading {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 40px;
    text-transform: uppercase;
    position: relative;
}
.service-heading:before{
     position: absolute;
    content:"";
    width: 100%;
    height: 2px;
    opacity: .1;
    background-color:#2c1111;
    transform: translateX(-50%);
    left: 50%;
    top: 30px;
    z-index: -1;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.service-grid-item {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.service-card {
    border: 1px solid #eee;
    background: #fff;
    transition: box-shadow .3s ease;
}

.service-card:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,.1);
}

.service-card a {
    color: inherit;
    text-decoration: none;
    display: block;
}

.service-image {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-content {
    padding: 12px;
    text-align: center;
}

/**/
.news-section {
    padding: 30px 0;
}

.news-item {
    padding-right:10px;
}

.news-item a {
    display: block;
    color: inherit;
    text-decoration: none;
}

.news-thumb {
    overflow: hidden;
}

.news-thumb img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform .4s ease;
}

.news-content {
    background: #fff;
    padding: 12px;
    transition: transform .4s ease;
}

.news-item:hover img {
    transform: scale(1.05);
}

.news-item:hover .news-content {
    transform: translateY(-10px);
}

.news-content h3 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;   
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-date {
    display: block;
    font-size: 10px;
    color: #888;
    margin-bottom: 6px;
}

.news-content p {
    font-size: 13px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;   
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

/*slick*/
.news-slider .slick-prev,
.news-slider .slick-next {
    opacity: 0;
    visibility: hidden;
    transition: .3s;
    background: #999;
    width: 35px;
    height: 35px;
    border-radius: 50%;
}

.news-slider:hover .slick-prev,
.news-slider:hover .slick-next {
    opacity: 1;
    visibility: visible;
}

.news-slider .slick-prev { left: -50px; }
.news-slider .slick-next { right: -50px; }

.news-slider .slick-prev::before,
.news-slider .slick-next::before {
    color: #fff;
    font-size: 20px;
}


/**/
.activity-section {
    padding: 30px 0;
}

.activity-row {
    display:flex;
    gap: 30px;
}

.activity-gallery {
    width: 60%;
}

.activity-video {
    width: 40%;
}

.section-heading {
    text-align: center;
    margin-bottom: 20px;
    position: relative;
}

.section-heading span {
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    background: #fff;
    padding: 0 15px;
    position: relative;
    z-index: 2;
}

.section-heading:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #ddd;
    z-index: 1;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
}

.gallery-item {
    overflow: hidden;
}

.frame-gallerry {
    overflow: hidden;
}

.frame-gallerry a {
    display: block;
}

.gallery-item img {
    display: block;
    width: 100%;
    height: 160px;
    object-fit: cover;
    transition: transform .4s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

/* VIDEO */

.activity-video {
    height: 325px; 
}

.video-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.video-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}


@media (max-width: 991px) {
    .activity-row {
        flex-direction: column;
    }

    .activity-gallery,
    .activity-video {
        width: 100%;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


/**/
.site-footer {
    color: #fff;
    margin-top: 30px;
}

.footer-main {
    position: relative;
    background: url("../images/nen-xe-cau-kato.jpg") center/cover no-repeat;
    padding: 50px 0 0 0;
}

.footer-main .container {
    position: relative;
    z-index: 2;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}

.footer-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    position: relative;
}

.footer-title::after {
    content: "";
    width: 40px;
    height: 2px;
    background: #ffd400;
    display: block;
    margin-top: 6px;
}

.footer-col p {
    margin-bottom: 8px;
    color: #ddd;
}

.footer-col a {
    color: #ddd;
}

.footer-col a:hover {
    color: #ffd400;
}

.hotline {
    color: #ffd400;
    font-weight: bold;
}

.footer-menu {
    list-style: none;
}

.footer-menu li{
    border-bottom: 1px solid rgba(255, 255, 255, .08);
     padding: 5px 0;
     transition:transform 0.5s;
}
.footer-menu li:hover{
    transform: translateX(10px);
}


.footer-social {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #333;
    transition: all .3s ease;
}

.footer-social a.fb:hover {
    background: #1877f2;
    color: #fff;
}

.footer-social a.tt:hover {
    background: #000;
    color: #fff;
}

.footer-social a.yt:hover {
    background: #ff0000;
    color: #fff;
}

.footer-social a.pt:hover {
    background: #e60023;
    color: #fff;
}

.footer-social i {
    font-size: 18px;
}
.footer-social a:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0,0,0,.25);
}

.footer-tags {
    margin: 40px 0;
    font-size: 13px;
    color: #9e9e9e;
}

.footer-tags a {
    color: #aaa;
    margin-right: 10px;
    display: inline-block;
    transition: transform 0.3s ease, color 0.3s ease;
}

.footer-tags a:hover {
    transform: scale(1.1);
    color: #ffd400;
}

.footer-map iframe {
    width: 100%;
    height: 350px;
    border: none;
}

.footer-bottom {
    background: #273647;
    text-align: center;
    padding: 20px 10px;
}

.footer-bottom a {
    color: #fff;
    font-weight: bold;
}

@media (max-width: 991px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}
/**/
#button-contact-vr {
    position: fixed;
    right: 20px;
    bottom: 120px;
    z-index: 9999;
}

#button-contact-vr .button-contact {
    margin: 12px 0;
}

.phone-vr {
    position: relative;
    width: 56px;
    height: 56px;
}

.phone-vr-img-circle {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: #2196f3;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    animation: phone-ring 1.2s infinite ease-in-out;
}

#phone-vr .phone-vr-img-circle {
    background: #e53935;
}

.phone-vr-img-circle img {
    width: 28px;
    height: 28px;
}

.phone-vr-circle-fill {
    position: absolute;
    top: 40%;
    left: 40%;
    width: 55px;
    height: 55px;
    background: rgba(33,150,243,0.4);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: phone-wave 1.5s infinite ease-out;
    z-index: 1;
}

#phone-vr .phone-vr-circle-fill {
    background: rgba(229,57,53,0.4);
}

@keyframes phone-ring {
    0% { transform: rotate(0); }
    10% { transform: rotate(-10deg); }
    20% { transform: rotate(10deg); }
    30% { transform: rotate(-10deg); }
    40% { transform: rotate(10deg); }
    50% { transform: rotate(0); }
}

@keyframes phone-wave {
    0% {
        transform: translate(-50%, -50%) scale(0.6);
        opacity: 0.7;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0;
    }
}
/**/
@media (max-width: 768px) {
    .service-grid {
        grid-template-columns: 1fr; /* 1 ảnh / 1 hàng */
        gap: 15px;
    }
    .service-grid-item{
        grid-template-columns: repeat(2, 1fr); /* 1 ảnh / 1 hàng */
        gap: 15px;
    }
}
/**/
.phone1 {
    position: fixed;
    left: 20px;
    bottom: 30px;
    z-index: 9999;
}

.phone1 a {
    position: relative;
    display: inline-flex;
    align-items: center;
    height: 48px;
    padding-left: 56px;
    padding-right: 20px;
    background: linear-gradient(to right, #E88A25, #D40000);
    border-radius: 30px;
    color: #ffe200;
    font-weight: 700;
    text-decoration: none;
}

.phone1 .number {
    font-size: 16px;
    z-index: 3;
}

/* ICON TRÒN */
.quick-alo-ph-img-circle {
    position: absolute;
    left: 0;
    width: 48px;
    height: 48px;
    background: #e53935;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4;
    animation: ring 1.2s infinite ease-in-out;
}

.quick-alo-ph-img-circle i {
    font-size: 20px;
    color: #fff;
}

.quick-alo-ph-circle,
.quick-alo-ph-circle-fill {
    position: absolute;
    left: 24px;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 1;
    background: yellow;
}

.quick-alo-ph-circle {
    width: 70px;
    height: 70px;
    border: 2px solid rgba(229,57,53,.5);
    animation: circle-anim 1.5s infinite ease-out;
}

.quick-alo-ph-circle-fill {
    width: 60px;
    height: 60px;
    background: red;
    animation: circle-fill-anim 1.5s infinite ease-out;
}

/* RUNG ICON */
@keyframes ring {
    0% { transform: rotate(0); }
    10% { transform: rotate(-10deg); }
    20% { transform: rotate(10deg); }
    30% { transform: rotate(-10deg); }
    40% { transform: rotate(10deg); }
    50% { transform: rotate(0); }
}

/* SÓNG LAN */
@keyframes circle-anim {
    0% {
        transform: translate(-50%, -50%) scale(0.7);
        opacity: .8;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.4);
        opacity: 0;
    }
}

@keyframes circle-fill-anim {
    0% {
        transform: translate(-50%, -50%) scale(0.7);
        opacity: .6;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0;
    }
}