html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #1B1B1D;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    overflow-x: hidden;
}

/* common */
.ribbon {
    z-index: 999;
    width: 200px;
    height: 200px;
    overflow: hidden;
    position: fixed;
}

.ribbon::before,
.ribbon::after {
    position: absolute;
    z-index: -1;
    content: '';
    display: block;
}

.ribbon span {
    position: absolute;
    display: block;
    width: 320px;
    padding: 20px 0 5px 5px;
    background-color: #dc2626;
    box-shadow: 0 5px 10px rgba(0, 0, 0, .2);
    color: #fff;
    text-shadow: 0 1px 1px rgba(0, 0, 0, .2);
    text-transform: uppercase;
    text-align: center;
    font-size: .9rem;
}

/* top left*/
.ribbon-top-left {
    top: -5px;
    left: -5px;
}

.ribbon-top-left::before,
.ribbon-top-left::after {
    border-top-color: transparent;
    border-left-color: transparent;
}

.ribbon-top-left::before {
    top: 0;
    right: 0;
}

.ribbon-top-left::after {
    bottom: 0;
    left: 0;
}

.ribbon-top-left span {
    right: -25px;
    top: 30px;
    transform: rotate(-45deg);
}

.small_text_disc {
    font-size: .6rem;
}

video-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    z-index: 1;
}

video {
    object-fit: cover;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    filter: brightness(40%);
}

.arrows {
    width: 60px;
    height: 72px;
    position: absolute;
    left: 50%;
    margin-left: -30px;
    bottom: 20px;
}

.arrows path {
    stroke: #2994D1;
    fill: transparent;
    stroke-width: 1px;
    animation: arrow 2s infinite;
    -webkit-animation: arrow 2s infinite;
}

@keyframes arrow {
    0% {
        opacity: 0
    }

    40% {
        opacity: 1
    }

    80% {
        opacity: 0
    }

    100% {
        opacity: 0
    }
}

@-webkit-keyframes arrow

/*Safari and Chrome*/
    {
    0% {
        opacity: 0
    }

    40% {
        opacity: 1
    }

    80% {
        opacity: 0
    }

    100% {
        opacity: 0
    }
}

.arrows path.a1 {
    animation-delay: -1s;
    -webkit-animation-delay: -1s;
    /* Safari 和 Chrome */
}

.arrows path.a2 {
    animation-delay: -0.5s;
    -webkit-animation-delay: -0.5s;
    /* Safari 和 Chrome */
}

.arrows path.a3 {
    animation-delay: 0s;
    -webkit-animation-delay: 0s;
    /* Safari 和 Chrome */
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.0);
    z-index: 100;
    transition: background-color 0.3s, box-shadow 0.3s;
}

header nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 30px 20px;
    transition: background-color 0.3s;
}

.logo {
    position: absolute;
    left: 2%;
    top: 15%;
    width: 130px;
}

.link {
    color: black;
    font-weight: 200;
    text-decoration: none;
    margin-left: 40px;
    font-size: 1.1rem;
}

.link {
    position: relative;
    overflow: hidden;
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.link::before {
    content: "";
    position: absolute;
    width: 0;
    height: 1px;
    bottom: 0;
    left: 0;
    background-color: white;
    transition: width 0.3s;
}

.link:hover::before {
    width: 100%;
}

.link.scroll_effect::before {
    background-color: white;
}

#toggle {
    display: none;
}

.hamburger {
    position: absolute;
    top: 4em;
    right: 5%;
    margin-left: -2em;
    margin-top: -45px;
    margin-right: 10px;
    width: 2em;
    height: 45px;
    z-index: 5;
}

.hamburger div {
    position: sticky;
    width: 3em;
    height: 7px;
    border-radius: 3px;
    background-color: white;
    margin-top: 8px;
    transition: all 0.3s ease-in-out;
}

.white-bun {
    background-color: white !important;
}

.nav {
    position: fixed;
    z-index: 3;
    width: 100%;
    height: 100%;
    background-color: #1B1B1D;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    transform: scale(0);
}

.nav-wrapper {
    position: relative;
    overflow: hidden;
    overflow-y: auto;
    height: 100%;
    margin-top: 40%;
    flex-direction: column;
}

.nav-ham a {
    position: relative;
    text-decoration: none;
    color: #FFF;
    font-size: 1.6rem;
    display: inline-block;
    flex-direction: column;
    margin-top: 1em;
    transition: color 0.2s ease-in-out;
    font-weight: 100;
}

.nav-ham a:before {
    content: '';
    height: 0;
    position: absolute;
    width: 0.25em;
    background-color: white;
    left: -0.5em;
    transition: all 0.2s ease-in-out;
}

.nav-ham a:hover {
    color: white;
}

.nav-ham a:hover:before {
    height: 100%;
}

#toggle:checked+.hamburger .top-bun {
    transform: rotate(-45deg);
    margin-top: 25px;
}

#toggle:checked+.hamburger .bottom-bun {
    opacity: 0;
    transform: rotate(45deg);
}

#toggle:checked+.hamburger .meat {
    transform: rotate(45deg);
    margin-top: -7px;
}

#toggle:checked+.hamburger+.nav {
    top: 0;
    transform: scale(1);
}

.hamburger-menü {
    display: none;
}

.ham-link {
    color: white !important;
}

@media screen and (max-width: 768px) {
    .link {
        display: none;
    }

    .language-switch {
        display: none;
    }

    .globe_icon {
        display: none;
    }

    .hamburger-menü {
        display: block;
    }

    header nav {
        padding: 45px;
    }

    header nav {
        display: block;
        justify-content: flex-end;
        align-items: center;
        transition: background-color 0.3s;
    }

    .nav-ham a {
        display: block;
    }
}

@media screen and (min-width: 769px) and (max-width: 1200px) {
    header nav {
        padding: 50px;
    }

    header nav {
        padding: 45px;
    }

    header nav {
        display: block;
        justify-content: flex-end;
        align-items: center;
        transition: background-color 0.3s;
    }

    .nav-ham a {
        display: block;
    }

    .logo_header {
        margin-top: -20px;
    }

    .hamburger-menü {
        display: block;
    }

    .link {
        display: none;
    }
}

.intro_container {
    position: absolute;
    top: 20%;
    left: 0%;
    transform: translateX(10%);
    color: white;
}

.intro_container h1 {
    max-width: 70%;
    font-size: 4.3rem;
    font-weight: 400;
}

.text_desktop {
    max-width: 60%;
    font-size: 1.2rem;
    font-weight: 200;
}

.slogan_mobile {
    display: none;
}

.action_btn_one {
    cursor: pointer;
    width: 180px;
    height: 40px;
    font-size: .9rem;
    margin-top: 2%;
    border: none;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.2);
    border-radius: 2px;
    box-shadow: 0 0 0 0 transparent;
    -webkit-transition: all 0.2s ease-in;
    -moz-transition: all 0.2s ease-in;
    transition: all 0.2s ease-in;
}

.action_btn_one:hover {
    background: rgb(61, 106, 255);
    box-shadow: 0 0 30px 5px rgba(0, 142, 236, 0.815);
    -webkit-transition: all 0.2s ease-out;
    -moz-transition: all 0.2s ease-out;
    transition: all 0.2s ease-out;
    color: white;
}

.action_btn_one:hover::before {
    -webkit-animation: sh02 0.5s 0s linear;
    -moz-animation: sh02 0.5s 0s linear;
    animation: sh02 0.5s 0s linear;
}

.action_btn_one::before {
    content: '';
    display: block;
    width: 0px;
    height: 50%;
    position: absolute;
    top: 7%;
    left: 0%;
    opacity: 0;
    background: #fff;
    box-shadow: 0 0 30px 10px #fff;
    -webkit-transform: skewX(-20deg);
    -moz-transform: skewX(-20deg);
    -ms-transform: skewX(-20deg);
    -o-transform: skewX(-20deg);
    transform: skewX(-20deg);
}

@keyframes sh02 {
    from {
        opacity: 0;
        left: 0%;
    }

    50% {
        opacity: 1;
    }

    to {
        opacity: 0;
        left: 100%;
    }
}

.action_btn_one:active {
    box-shadow: 0 0 0 0 transparent;
    -webkit-transition: box-shadow 0.2s ease-in;
    -moz-transition: box-shadow 0.2s ease-in;
    transition: box-shadow 0.2s ease-in;
}

#animatedHeader,
#animatedParagraph,
#animatedSlogan,
#animatedButton {
    opacity: 0;
    transform: translateY(90px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}


@media screen and (max-width: 767px) {
    main {
        background-image: none;
    }

    .intro_container {
        position: absolute;
        top: 20%;
        transform: translateX(0%);
    }

    .intro_container h1 {
        max-width: 100%;
        font-size: 2.5rem;
        font-weight: 600;
        text-align: center;
    }

    .text_desktop {
        display: none;
    }

    .slogan_mobile {
        display: block;
        font-size: 1.2rem;
        font-weight: 200;
        margin-top: 15%;
        text-align: center;
        margin-left: 4%;
        margin-right: 4%;
    }

    .pos_mobile {
        margin-top: 10%;
        margin-left: auto;
        margin-right: auto;
        text-align: center;
        display: block;
    }

    .action_btn_one {
        display: block;
        margin-left: auto;
        margin-right: auto;
    }

    .btn_margin_one {
        margin-top: 15%;
    }
}

@media screen and (min-width: 768px) and (max-width: 1200px) {
    .intro_container {
        position: absolute;
        top: 20%;
        left: 0;
        transform: translateX(0);
        text-align: center;
        margin-left: 8%;
        margin-right: 8%;
    }

    .intro_container h1 {
        max-width: none;
        font-size: 3.5rem;
        font-weight: 900;
    }

    .text_desktop {
        max-width: none;
        font-size: 1.5rem;
        font-weight: 200;
    }

    .pos_mobile {
        margin-top: 10%;
    }
}

@media screen and (min-width: 1700px) {
    .intro_container {
        max-width: 80%;
    }
}

.content {
    position: relative;
    background-color: white;
    padding: 20px;
    z-index: 2;
}

main {
    margin-top: 105vh;
    margin-left: 10%;
    margin-right: 10%;
    color: white;
}

main h2 {
    font-size: 2.2rem;
    padding: 0;
    margin: 0;
}

.gradient {
    background: linear-gradient(90deg, #F2C370 48.88%, #FFF7E2 74.71%, #F2C370 104.61%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

main h3 {
    font-size: 1.1rem;
    font-weight: 200;
    padding: 0;
    margin: 0;
    font-style: italic;
}

.center_them {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.line {
    width: 1px;
    height: 30px;
    background-color: white;
    filter: brightness(30%);
}

.square {
    width: 5px;
    height: 5px;
    background-color: #F2C370;
    filter: brightness(30%);
}

main p {
    font-weight: 200;
    font-size: 1.1rem;
}

.services_container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 5%;
}

.first, .second, .third, .fourth {
    width: 100%;
    background-color: #242424;
    height: 350px;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
    border-radius: 2px;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    cursor: pointer;
    position: relative;
}

.first_img, .second_img, .third_img, .fourth_img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 2px;
    filter: brightness(60%);
}

.service_title {
    position: absolute;
    top: 0;
    left: 2;
    width: 100%;
    font-size: 1.6rem;
    text-align: center;
    color: white;
    background: linear-gradient(90deg, #F2C370 48.88%, #FFF7E2 74.71%, #F2C370 104.61%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

@media screen and (max-width: 767px) {
    .services_container {
        display: flex;
        flex-direction: column;
    }

    .line {
        margin-top: 5%;
    }

    .first, .second, .third, .fourth {
        height: 300px;
    }
}

.shape_wrapper_one {
    position: absolute;
    top: 100%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_one {
    clip-path: polygon(39% 18%, 75% 0, 99% 45%, 48% 49%, 13% 100%, 1% 55%);
    background: linear-gradient(#38bdf8, #6ee7b7);
    height: 300px;
    width: 300px;
    aspect-ratio: 1/1;
    opacity: 0.5;
}

.shape_wrapper_two {
    position: absolute;
    top: 200%;
    right: 10%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_two {
    clip-path: polygon(39% 18%, 75% 0, 99% 45%, 48% 49%, 13% 100%, 1% 55%);
    background: linear-gradient(#c4b5fd, #f9a8d4);
    height: 300px;
    width: 300px;
    aspect-ratio: 1/1;
    opacity: 0.5;
}

.shape_wrapper_three {
    position: absolute;
    top: 180%;
    left: 10%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_three {
    clip-path: polygon(39% 18%, 75% 0, 99% 45%, 95% 87%, 13% 100%, 1% 55%);
    background: linear-gradient(#fde047, #ea580c);
    height: 200px;
    width: 200px;
    aspect-ratio: 1/1;
    opacity: 0.5;
}

.shape_wrapper_four {
    position: absolute;
    top: 260%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_four {
    clip-path: polygon(21% 14%, 75% 0, 62% 45%, 95% 87%, 13% 100%, 1% 55%);
    background: linear-gradient(#f1f5f9, #6ee7b7);
    height: 300px;
    width: 300px;
    aspect-ratio: 1/1;
    opacity: 0.1;
}

.shape_wrapper_five {
    position: absolute;
    top: 280%;
    right: 10%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_five {
    clip-path: polygon(39% 18%, 75% 0, 99% 45%, 48% 49%, 13% 100%, 1% 55%);
    background: linear-gradient(#fde68a, #ef4444);
    height: 300px;
    width: 300px;
    aspect-ratio: 1/1;
    opacity: 0.2;
}

.shape_wrapper_six {
    position: absolute;
    top: 350%;
    right: 10%;
    z-index: -1;
    filter: blur(64px);
}

.bulb_six {
    clip-path: polygon(21% 14%, 75% 0, 100% 45%, 95% 87%, 18% 49%, 44% 34%);
    background: linear-gradient(#38bdf8, #6ee7b7);
    height: 300px;
    width: 300px;
    aspect-ratio: 1/1;
    opacity: 0.2;
}

.questions_section {
    margin-top: 10%;
    margin-left: 8%;
    margin-right: 8%;
    margin-bottom: 10%;
}

.questions_section h2 {
    font-weight: 400;
    font-size: 3rem;
    color: white;
}

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

.questions_div ul {
    padding: 0;
    margin: 0;
}

.questions_div ul li {
    list-style: none;
    font-weight: 200;
    font-size: 1.4rem;
}

.contact_info_link {
    text-decoration: none;
}

.contact_info_link:hover {
    text-decoration: underline;
}

.question {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 50px;
    padding-top: 20px;
    padding-right: 60px;
    border-bottom: 1px solid #d6d3d1;
    cursor: pointer;
    max-width: 600px;
    color: white;
}

.answer {
    display: none;
    font-weight: 200;
    margin-top: 30px;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
}

.open .answer {
    max-height: 850px;
    opacity: 1;
    font-weight: 200;
    font-size: 1.1rem;
}

.answer {
    display: block;
    font-weight: 200;
    margin-top: 30px;
    font-size: 1.1rem;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out, opacity 0.5s ease-in-out, font-size 0.5s ease-in-out;
}

.answer a {
    color: white;
}

.open .answer {
    opacity: 1;
    width: 100%;
}

.questions_section h2,
.question {
    opacity: 0;
    transform: translateY(-40px);
    transition: opacity .5s, transform .5s;
}

.ending_section {
    margin-left: 10%;
    margin-right: 10%;
    margin-top: 8%;
}

.break_line {
    color: #1B1B1D;
}

.bg_color {
    background-color: #f0f9ff;
    padding: 30px;
    box-shadow: 0 0.2em 1em rgba(0, 0, 0, 0.1), 0 1em 2em rgba(0, 0, 0, 0.1)
}

@media screen and (max-width: 767px) {

    .questions_section h2 {
        font-size: 2.1rem;
        text-align: center;
        margin-top: 10%;
        margin-bottom: 15%;
    }

    .questions_div {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .question {
        width: 100%;
        padding-bottom: 20px;
        padding-right: 0;
    }
}

.contact_section {
    margin-left: 8%;
    margin-right: 8%;
}

.contact_section h2 {
    font-weight: 400;
    font-size: 3rem;
    color: white;
    margin-bottom: 5%;
}

.contact_container {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.map {
    width: 100%;
}

iframe {
    width: 100%;
    height: 350px;
    filter: invert(90%);
    box-shadow: 0 4px 8px 0 rgba(246, 246, 246, 0.2);
}

.contact {
    width: 100%;
}

.standort_wrapper {
    display: flex;
    justify-content: flex-start;
    gap: 50px;
}

.map-overlay {
    background-color: #242424;
    text-align: center;
    z-index: 3;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    height: 350px;
    border-radius: 10px;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}

.map-overlay p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    font-weight: 200;
    color: white;
}

.map-overlay a {
    text-decoration: underline;
    color: #38bdf8;
}

.accept-btn {
    background-color: #03396C;
    padding: 10px 20px;
    border: none;
    color: #fff;
    border-radius: 3px;
    cursor: pointer;
}

.contact h3 {
    color: white;
    margin: 0;
    font-size: 1.5rem;
    font-weight: 400;
}

.contact ul {
    padding: 0;
}

.contact ul li {
    list-style: none;
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 200;
    line-height: 1.5rem;
}

.contact ul li a {
    text-decoration: none;
    color: white;
}

.contact ul li a:hover {
    text-decoration: underline;
}

.whatsapp {
    width: 16px;
    margin-right: 10px;
}

.envelope {
    width: 17px;
    margin-right: 10px;
}

footer {
    background-color: #27272a;
    margin-top: 10%;
    padding-bottom: 30px;
    padding-top: 50px;
}

.footer_container {
    display: flex;
    justify-content: center;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 50px;
    color: white;
    margin-left: 10%;
}

.credits {
    font-weight: 200;
    margin-right: 10%;
}

.credits p {
    font-size: .8rem;
}

.logo_footer {
    width: 120px;
    margin-bottom: 25px;
}

.logo_footer {
    width: 120px;
}

footer h3 {
    font-size: 1.1rem;
    font-weight: 400;
    margin: 0;
    margin-bottom: 10px;
}

footer ul {
    padding: 0;
}

footer ul li {
    list-style: none;
    font-weight: 200;
    font-size: 1rem;
}

footer ul li a {
    text-decoration: none;
    font-weight: 200;
    font-size: 1rem;
    color: white;
}

.underline {
    cursor: pointer;
}

.underline:hover {
    text-decoration: underline;
}

.instagram {
    width: 20px;
    margin-right: 20px;
}

.tiktok {
    width: 17px;
    position: absolute;
    margin-top: 2px;
}

.vietec {
    position: absolute;
    right: 20px;
    width: auto;
}


.vietec p {
    margin: 0;
    padding: 0;
    color: white;
    font-weight: 100;
    font-size: .7rem;
}

.vietec a {
    color: #a5f3fc;
    text-decoration: none;
}

@media screen and (max-width: 767px) {

    .contact_section h2 {
        font-size: 2.1rem;
        text-align: center;
        margin-bottom: 10%;
        margin-top: 20%;
    }

    .contact_container {
        flex-direction: column-reverse;
        gap: 40px;
        text-align: center;
    }

    .contact ul li div {
        justify-content: center;
    }

    .footer_container {
        flex-direction: column-reverse;
        gap: 0px;
    }

    .standort_wrapper {
        flex-direction: column;
    }

    .btn_margin_two {
        margin-top: 5%;
        margin-bottom: 5%;
        width: 200px;
    }

    footer {
        margin-top: 10%;
    }

    .vietec {
        margin-top: 10px;
        position: static;
        width: 100%;
        right: auto;
        text-align: center;
    }

    .vietec p {
        margin: 0;
        padding: 0;
        color: white;
        font-weight: 100;
        font-size: .7rem;
    }
}

@media screen and (min-width: 768px) and (max-width: 1200px) {
    .bulb_six {
        display: none;
    }
}

@media screen and (min-width: 1700px) {
    .credits {
        margin-right: 20%;
    }
}