.landing {
    height: calc(100vh - 50px);
    background-color: var(--color-main);
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    padding: 0 100px;
}

.landing > .text {
    width: 850px;
}

.landing > .text > h1 {
    padding: 0;
    margin: 0;
    color: white;
    font-size: 48px;
    margin-bottom: 50px;
}

.landing > .text > ul {
    list-style-image: url("icon/checkmark.webp");
}

.landing > .text > ul > li {
    color: white;
    line-height: 60px;
    font-size: 20px;
    padding-left: 20px;
}

.landing > .logo {
    text-align: center;
    width: calc(100% - 750px);
}

.landing > .logo > img {
    height: auto;
    width: 40%;
    object-fit: contain;
}

.landing > .text > .cta {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    gap: 50px;
    margin-top: 50px;
}

.landing > .text > .cta * {
    cursor: pointer;
    margin: 0;
    padding: 0;
}

.landing > .text > .cta > a, .data > .company > span > a {
    display: inline-flex;
    flex-direction: row;
    flex-wrap: nowrap;
    width: auto;
    padding: 16px 20px;
    border: 2px solid white;
    color: white;
    border-radius: 50px;
    font-size: 20px;
    font-weight: bold;
    align-items: center;
}

.landing > .text > .cta > a > i {
    margin-left: 16px;
}

.landing > .text > .cta > a.left, .data > .company > span > a {
    background-color: white;
    color: var(--color-main);
}

.data > .company > span > a {
    font-size: 16px;
}

.info, .data {
    /* background-image: url('image/binary-background.webp'); */
    background-color: white;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0 100px;
    overflow: hidden;
    height: 100vh;
}

.info *, .data * {
    padding: 0;
    margin: 0;
}

.info > .solution, .info > .method {
    width: 40%;
    padding-top: 50px;
    height: 550px;
}

.info > .motto {
    width: 100%;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

.info > .motto > h3 {
    font-size: 20px;
    color: var(--color-main);
}

.info > .motto > h2 {
    font-size: 42px;
    margin-bottom: 50px;
    color: var(--color-main);
}

.info > .motto > p {
    font-weight: 500;
    color: var(--color-gray);
    font-size: 26px;
    font-style: italic;
}

.info > .solution {
    padding-left: 50px;
}

.info > .solution {
    border-left: 3px solid var(--color-main);
}

.info > .solution::before {
    content: " ";
    position: absolute;
    bottom: -5px;
    left: -10px;
    width: 16px;
    height: 16px;
    border-radius: 16px;
    background-color: var(--color-main);
}

.info > .solution > p {
    margin-top: 50px;
    margin-bottom: 50px;
}

.info > .solution > p > b {
    display: block;
    margin-top: 50px;
}

.info > .solution > h3 {
    font-size: 26px;
    color: var(--color-main);
}

.info > .solution > h2 {
    font-size: 42px;
    color: var(--color-main);
}

.info > .method {
    margin-left: auto;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.info > .solution > ul, .data > .company > ul {
    margin-left : 26px;
}

.info > .solution > ul > li, .info > .method > div > span > ol > li,.data > .company > ul > li, .data > .company > span > ul > li {
    line-height: 36px;
}

.info > .method > div {
    width: 600px;
    /*background-color: var(--color-main);*/
    background: linear-gradient(-30deg,var(--color-second) 0%, var(--color-main) 100%);
    border-radius: 20px;
    /* border-bottom-right-radius: 0px; */
    padding: 50px;
    margin-left: auto;
    /* border-top-left-radius: 20px; */
    box-shadow:
    0 2px 6px rgba(0, 9, 33, 0.04),
    0 10px 28px rgba(0, 9, 33, 0.06),
    0 -1px 0 rgba(255, 255, 255, 0.6);
}

.info > .method > div::before {
    content: " ";
    width: 3px;
    position: absolute;
    right: 0;
    bottom: -300%;
    height: 300%;
    background-color: var(--color-main);
    display: none;
}

.info > .method > div > span > img {
    width: 64px;
    margin-left: auto;
    height: auto;
    object-fit: contain;
}

.info > .method > div > span {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    margin-bottom: 30px;
}

.info > .method > div > span > ol {
    color: white;
    width: calc(100% - 128px);
    margin-left: 20px;
}

.info > .method > div > img {
    width: 100%;
    height: auto;
}

.info > .method > div > div {
    width: 100%;
    height: 220px;
    overflow: hidden;
    border-radius: 10px;
}

.data > div {
    width: 50%;
}

.data {
    padding: 0;
    height: auto;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
}

.data > .company {
/*    background-color: var(--color-main); */
    background: linear-gradient(-30deg,var(--color-second) 0%, var(--color-main) 100%);
    border-top-right-radius: 50px;
    border-bottom-right-radius: 50px;
    padding: 100px;
}

.data > .company * {
    color: white;
}

.data > .company > h2 {
    font-size: 26px;
    margin-bottom: 50px;
}

.data > .company > p {
    font-weight: bold;
    margin-bottom: 50px;
}

.data > .company > ul  {
    margin-bottom: 100px;
}

.data > .company > span {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    width: 100%;
}

.data > .company > span >  h3 {
    font-size: 26px;
    margin-left: auto;
}

.data > .company > span > h2 {
    font-style: italic;
    font-size: 36px;
    font-weight: 400;
}

.data > .company > span > ul {
    margin-left: auto;
    text-align: right;
    list-style-type: none;
}

.data > .company > span > ul > li {
    font-weight: bold;
}

.data > .company > span.last {
    margin-top: 100px;
}

.data > .form {
    /*margin-right: 100px; */
    /* border-right: 3px solid var(--color-main); */
    /* margin-left: auto; */
    height: auto;
}

.data > .form > div {
    width: 450px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 20px;
    padding: 20px;
    background: linear-gradient(-30deg,var(--color-main) 0%, var(--color-second) 100%);
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
    box-shadow:
    0 2px 6px rgba(0, 9, 33, 0.04),
    0 10px 28px rgba(0, 9, 33, 0.06),
    0 -1px 0 rgba(255, 255, 255, 0.6);
}

.data > .form > div > img {
    height: 64px;
    width: 64px;
    object-fit: contain;
}

.data > .form > div > h3 {
    color: white;
    margin: 20px 0;
    font-size: 20px;
}

.data > .form > div > form {
    width: 100%;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

.data > .form > div > form > input, .data > .form > div > form > textarea {
    border: 2px solid white;
    background-color: white;
    border-radius: 10px;
    color: black;
    font-size: 16px;
    padding: 16px;
    border: 2px solid white;
}

.data > .form > div > form > label {
    color: white;
    font-weight: 500;
    margin-top: 15px;
    margin-bottom: 3px;
    font-size: 14px;
}

.data > .form > div > form > textarea {
    margin-bottom: 15px;
}

.form > div > form > textarea {
    resize: vertical;
    height: 200px;
}

.form > div > form > span {
    display: flex;
    width: 100%;
    flex-direction: row;
    flex-wrap: nowrap;

}

.form > div > form > span > p {
    font-size: 12px;
    color: white;
    width: 50%;
    font-weight: bold;
}

.form > div > form > span > input {
    margin-left: auto;
    font-size: 16px;
    font-weight: bold;
    color: black;
    background-color: white;
    border-radius: 10px;
    padding: 16px;
    border: none;
    font-weight: 500;
}

.form::before {
    content: " ";
    position: absolute;
    bottom: -5px;
    right: -10px;
    width: 16px;
    height: 16px;
    border-radius: 16px;
    background-color: var(--color-main);
    display: none;
}

.flow {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    padding: 0 100px;
    background-color: white;
}

.flow * {
    margin: 0;
    padding: 0;
}

.flow > div > h2 {
    font-size: 42px;
    width: 100%;
    text-align: center;
    color: var(--color-main);
    margin-top: 100px;
}

.flow > div > p {
    font-size: 16px;
    font-weight: bold;
    width: 100%;
    text-align: center;
    color: var(--color-main);
    margin-bottom: 100px;
}

.flow > div {
    border-left: 3px solid var(--color-main);
    padding-bottom: 50px;
    width: 100%;
}

.flow > div::before {
    content: " ";
    position: absolute;
    bottom: -5px;
    left: -10px;
    width: 16px;
    height: 16px;
    border-radius: 16px;
    background-color: var(--color-main);
}

.flow > div > div {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    width: 100%;
    padding: 0 100px;
}

.flow > div > div > div {
    width: 350px;
    margin-left: auto;
    margin-right: auto;
}

.flow > div > div > div > h3 {
    font-size: 24px;
    font-weight: bold;
}

.flow > div > div > div > span {
    display: block;
    width: 100px;
    height: 3px;
    background-color: var(--color-gray-light);
    margin: 20px 0;
}

.flow > h3, .flow > h4 {
    width: 100%;
    text-align: center;
    color: var(--color-gray);
    font-weight: 500;
    font-size: 26px;
    font-style: italic;
    padding: 100px 0;
}

.flow > h4 {
    width: 200px;
    font-size: 14px;
    font-weight: 400;
    font-style: normal;
    margin-left: auto;
    margin-right: auto;
    padding-top: 15px;
}

.flow > a {
    color: white;
    font-size: 16px;
    font-weight: bold;
    padding: 16px 32px;
    display: block;
    border-radius: 50px;
    margin-left: auto;
    margin-right: auto;
    background-color: var(--color-second);
}

form.sent * {
    display: none!important;
}

form ~ p {
    display: none;
}

p.visible {
    color: white;
    font-weight: bold;
    font-size: 16px;
    margin: 50px 0;
    padding: 0;
    text-align: center;
    display: block;
    line-height: 26px;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

/* landing text animation */
.landing > .text > h1 > font {
    opacity: 0;
}

.landing > .text > h1 > font:nth-child(1) {
    animation: revealText 3s ease forwards;
}

.landing > .text > h1 > font:nth-child(2) {
    animation: revealText 3s ease forwards;
    animation-delay: 0.5s;
}

.landing > .text > h1 > font:nth-child(3) {
    animation: revealText 3s ease forwards;
    animation-delay: 1s;
}

.landing > .text > h1 > font:nth-child(4) {
    animation: revealText 3s ease forwards;
    animation-delay: 1.5s;
}

.landing > .text > h1 > font:nth-child(5) {
    animation: blinkTyper 2s ease infinite;
    animation-delay: 2s;
}

@keyframes revealText {
    to { opacity: 1; }
  }

@keyframes blinkTyper {
    0% { opacity: 0; }
    66% { opacity: 0.3; }
    100% { opacity: 0; }
}

.articles-container {
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;   
    background:
    linear-gradient(rgba(0,9,37,0.75), rgba(0,23,84,0.8)),
    radial-gradient(circle at 70% 40%, rgba(0,23,84,0.45), transparent 60%),
    url("image/articles-background-3.webp");
    background-position: top left;
    background-size: cover;
    background-repeat: no-repeat;
    margin-bottom: 100px;
}

.articles-container > .text {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    width: 800px;
    height: auto;
    padding: 120px 50px 120px 100px;
}

.articles-container > .text > h3 {
    margin: 0;
    padding: 0;
    color: white;
    font-size: 42px;
}

.articles-container > .text > p {
    margin: 0;
    padding: 0;
    color: white;
    margin-top: 100px;
    font-size: 20px;
    width: 400px;
}

.articles-container > .text > a {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    border: 2px dotted white;
    padding: 16px 20px;
    border-radius: 50px;
    color: white;
    width: 150px;
    margin-top: 200px;
    transition: 0.6s ease all;
    -webkit-transition: 0.6s ease all;
}

.articles-container > .text > a > p {
    margin: 0;
    padding: 0;
    font-weight: 600;
}

.articles-container > .text > a > i {
    margin-left: 20px;
}

.articles-container > .articles {
    display: flex;
    flex-direction: row;
    gap: 50px;
    flex-wrap: nowrap;
    width: calc(100% - 800px);
    padding: 120px 100px 120px 50px;
}

.articles-container > .articles > a {
    width: 400px;
    height: auto;
    min-height: 400px;
    padding: 10px;
    z-index: 99999;
    cursor: pointer!important;
    background-color: transparent;
    transition: 0.2s ease all;
    -webkit-transition: 0.2s ease all;
}

.articles-container > .articles > a > span {
    display: flex;
    width: auto;
    position: absolute;
    left: 20px;
    top: 0;
    margin-top: 20px;
    text-transform: uppercase;
    font-size: 14px;
    background-color: white;
    color: black;
    padding: 4px 12px;
    border-radius: 50px;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.articles-container > .articles > a * {
    cursor: pointer!important;
    color: white;
    transition: 0.2s ease all;
    -webkit-transition: 0.2s ease all;
}

.articles-container > .articles > a > img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    object-position: center center;
}

.articles-container > .articles > a > p {
    font-size: 14px;
}

.articles-container > .articles > a > label {
    font-size: 14px;
    font-weight: bold;
    margin-top: 40px;
    display: block;
}

.articles-container > .articles > a > font {
    font-size: 12px;
}

.articles-container > .articles > a > h2 {
    font-size: 20px;
}

@media (hover: hover) and (pointer: fine) {

    .articles-container > .articles > a:hover > label {
        text-decoration: underline;
    }

    .articles-container > .articles > a:hover {
        background-color: white;
    }

    .articles-container > .articles > a:hover * {
        color: black;
    }

    .landing > .text > .cta a, .landing > .text > .cta a.left > i, .data > .company > span > a, .flow > a {
        transition: 0.2s ease all;
        --webkit-transition: 0.2s ease all;
    }

    form.sent {
        animation: 0.6s formOut ease forwards;
    }

    @keyframes formOut {
        0% { opacity: 1; height: 300px; }
        100% { opacity: 0; height: 0; }
    }

    .articles-container > .text > a:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(0,0,0,0.18);
    }

}

@media screen and (max-width: 1500px) {
    .landing > .text > h1 { font-size: 32px; }
    .landing > .text > ul > li { font-size: 16px; line-height: 48px; }
    .landing > .text { width: 650px; z-index: 1; }
    .landing > .logo { width: calc(100% - 550px); }
    .info > .solution, .info > .method { width: 50%; }
    .info > .method > div { width: 450px; }
    .info > .method > div > span > ol { width: 100%; }
    .info > .method > div > span { flex-wrap: wrap;}
    .info > .method > div > span > img { margin-right: auto; margin-top: 50px; }
    .info, .data { height: auto; }
    .data > .company > span > h2 { font-size: 26px; }
    .data > .company > ul { margin-bottom: 50px; }
    .data > .company > span.last { margin-top: 50px; }
    .data > .form { margin-right: 0; }
    .data > .company { padding: 50px; }
    .flow > div > div { gap: 40px; }
    .articles-container > .text { width: 500px; }
    .articles-container > .articles { width: calc(100% - 500px); }
    .articles-container > .text > p { width: 350px; }
    .landing > .logo video { transform: scale(1.5); -webkit-transform: scale(1.5); }
}

@media screen and (max-width: 1300px) {
    .landing { padding: 0 0 0 100px; }
}

@media screen and (max-width: 1100px) {
    .landing { padding: 200px 20px; justify-content: center; height: auto; }
    .landing > .text { width: 60%; margin-left: auto; margin-right: auto; }
    .landing > .logo { display: none; }
    .info { padding: 0 20px; }
    .data { padding: 0; flex-direction: column; flex-wrap: nowrap; }
    .data > .company { border-top-right-radius: 0px; border-bottom-right-radius: 0px; width: 100%; }
    .data > .form { margin-right: auto; margin-top: 100px; }
    .flow { padding: 0 20px; }
    .flow > div { border-left: none; }
    .flow > div::before { display: none; }
    .flow > div > div > div { width: 25%; }
    .articles-container { flex-direction: column; }
    .articles-container > .text, .articles-container > .text > p, .articles-container > .articles { width: 100%; }
    .articles-container > .text, .articles-container > .articles { padding: 50px 20px; }
    .articles-container > .text > p { margin-top: 30px; }
    .articles-container > .text > a { margin-top: 30px; }
}

@media screen and (max-width: 900px) {
    .landing > .text > h1 > font { width: 100%; display: block; line-height: 64px; text-align: center; }
    .landing > .text > h1 > font:nth-child(5) { display: none; }
    .landing > .text { width: 100%; z-index: 1; }
    .landing * { /* color: var(--color-second); */ color: white; }
    .landing { padding: 100px 20px; background-color: var(--color-main); /* background-color: white; */ }

    .landing > .logo video { transform: scale(1.5); -webkit-transform: scale(1.5); }

    .landing > .text > .cta { flex-direction: column; gap: 20px; display: none; }
    .landing > .text > .cta > a { width: auto; align-items: center; justify-content: center; }
    .landing > .text > ul { display: none; }
    .landing > .logo { display: block; width: 100%; height: auto; z-index: 1; position: absolute; bottom: -160px; }
    .landing > .logo > img { width: 300px; height: auto; object-fit: cover; opacity: 0; animation: 2s logoIn ease forwards; animation-delay: 2s; }
    .landing { flex-direction: column; overflow: visible; }
    .info > .solution::before { display: none; }
    .info { flex-direction: column; padding: 0; margin-top: 100px; }
    .info > .solution, .info > .method { padding-top: 0; padding-left: 0; width: 100%; }
    .info > .solution { border-left: none; margin-top: 50px; padding: 0 20px; height: auto; }
    .info > .method > div > span > img { display: none; }
    .info > .method  { margin-top: 50px; align-items: flex-start; height: auto; display: none; }
    .info > .method > div { width: 100%; margin-left: 0; border-radius: 0; padding: 20px; }
    .info > .method > div > span { margin-bottom: 0; }
    .info > .solution > p > b { font-size: 24px; }
    .info > .motto { display:  none; }
    .info > .motto > p { font-size: 16px; text-align: center; padding: 0 20px; }
    .data > .company { padding: 50px 20px 20px 20px; margin-top: 0; background: var(--color-main); }
    .data > .company > h2 > br { display: inline-block; }
    .data > .company > span > h3 { margin-left: 0; }
    .data > .company > span { flex-direction: column; align-items: flex-start; margin: 50px 0; }
    .data > .company > span > ul { margin-left: 0; text-align: left; }
    .data > .company > span > h2 { margin-bottom: 50px; }
    .data > .company > ul, .data > .company > span > h2 { display: none; }
    .data > .company > span > ul { list-style-type: disc; margin-left: 20px; }
    .data > .company > h2 { font-size: 16px; }
    .data > .company > h2 > br { display: none; }
    .data > .form { margin-top: 50px; width: 100%; padding: 0 20px; }
    .data > .form > div { width: 100%; }
    .form > div > form > textarea { height: 100px; }
    .flow > div > h2 { margin-top: 70px; }
    .flow > div > div { padding: 0 20px; flex-direction: column; }
    .flow > div > p { margin-bottom: 50px; }
    .flow > div > div > div { width: 100%; }
    @keyframes logoIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    .articles-container > .text > a, .articles-container > .articles > a { width: 100%; }
    .articles-container > .articles { flex-direction: column; }
    .articles-container > .articles > a:nth-child(2) { display: none; }
    .articles-container { margin-bottom: 0; margin-top: 50px; background-position: center center; }
    .articles-container > .text > a { display: none; }
    .articles-container > .articles > a { padding: 0; }
}