@font-face {
    font-family: 'Arca_Majora_3';
    src: url("/static/fonts/arcamajora3-bold-webfont.woff2") format('woff2'),
        url("/static/fonts/arcamajora3-bold-webfont.woff") format('woff');
    font-weight: normal;
    font-style: normal;
}

:root {
    --tint: #4683FF;
    --tint-secondary: #506AFE;

    --tint-transparent-50: rgba(70, 131, 255, 0.5);
    --tint-transparent-30: rgba(70, 131, 255, 0.3);
    --tint-transparent-10: rgba(70, 131, 255, 0.1);
    --tint-transparent-5: rgba(70, 131, 255, 0.05);

    --intertabs-red: rgb(255, 176, 163);
    --interchem-green-1: rgb(50, 195, 175);
    --interchem-green-transparent-10: rgba(50, 195, 175, 0.1);
    --interchem-green-2: rgb(75, 210, 130);
    --scietoday-blue-1: rgb(11, 171, 214);
    --scietoday-blue-transparent-10: rgba(11, 171, 214, 0.1);
    --scietoday-blue-2: rgb(62, 196, 219);

    --intercalculator-orange: rgb(255, 105, 60);
    --intercalculator-green: rgb(0, 183, 126);
    --intercalculator-pink: rgb(238, 84, 157);

    --primary: black;
    --primary-background: white;

    --title-size: max(3.9vw, 54px);
    --logo-size: max(5vw, 69.3px);
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Arca_Majora_3', sans-serif;
    font-weight: normal;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    color: var(--primary);
    background-color: var(--primary-background);
}

main {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

a {
    text-decoration: none;
    color: var(--primary);
}

svg {
    overflow: visible;
}

img {
    pointer-events: none;
}

.header-background, .header-background-product {
    pointer-events: none;
    position: fixed;
    top: calc(var(--logo-size) * -1.5);
    left: 0%;
    width: 100vw;
    height: calc(var(--logo-size) * 4);
    background: linear-gradient(
        to top,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.013) 4.86%,
        rgba(255, 255, 255, 0.049) 9.3%,
        rgba(255, 255, 255, 0.104) 13.5%,
        rgba(255, 255, 255, 0.175) 17.4%,
        rgba(255, 255, 255, 0.259) 21.18%,
        rgba(255, 255, 255, 0.352) 24.72%,
        rgba(255, 255, 255, 0.45) 28.26%,
        rgba(255, 255, 255, 0.55) 31.74%,
        rgba(255, 255, 255, 0.648) 35.28%,
        rgba(255, 255, 255, 0.741) 38.82%,
        rgba(255, 255, 255, 0.825) 42.6%,
        rgba(255, 255, 255, 0.896) 46.5%,
        rgba(255, 255, 255, 0.951) 50.7%,
        rgba(255, 255, 255, 0.987) 55.14%,
        rgb(255, 255, 255) 60%
      );
    z-index: 1;
}

.title-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    width: calc(100vw - 40px);
    min-height: calc(100vh - 40px);
}

.title {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.title-line,
.title-line-gradient {
    font-size: var(--title-size);
    margin-bottom: calc(var(--title-size) * 0.2);
    text-align: center;
}

.title-line-gradient, .intercalculator-line-gradient {
    background: linear-gradient(45deg, var(--tint-secondary), var(--tint));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.interchem-line-gradient {
    background: linear-gradient(45deg, var(--interchem-green-1), var(--interchem-green-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.scietoday-line-gradient, .text-gradient-scietoday {
    background: linear-gradient(45deg, var(--scietoday-blue-1), var(--scietoday-blue-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.typed-cursor {
    position: relative;
}

.typed-cursor::after {
    content: "";
    position: absolute;
    background-color: #4D70FE;
    width: calc(var(--title-size) * 0.075);
    border-radius: calc(var(--title-size) * 0.075 / 2);
    height: 70%;
    top: 24%;
    left: calc(var(--title-size) * 0.075);
    opacity: 0.5;
}

.title-space {
    font-size: calc(var(--title-size) * 0.3);
}

.title-section-slogan .title {
    pointer-events: auto;
    opacity: 1;
    transform: rotate3d(0, 1, 0, 0deg);
    transition: transform 0.5s ease-out, opacity 0.5s ease-out;
    transition-delay: 0.5s;
}

.title-section-logo .title {
    pointer-events: none;
    opacity: 0;
    transform: rotate3d(0, 1, 0, -90deg);
    transition: transform 0.5s ease-in, opacity 0.5s ease-in;
    transition-delay: 0s;
}

.logo, .logo-fixed {
    position: absolute;
    display: flex;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.logo-image, .logo-image-fixed {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    height: var(--logo-size);
    transform-origin: top;
    z-index: 1000;
}

.logo-fixed {
    position: fixed;
    top: calc(var(--logo-size) / 4);
    left: 50%;
    transform: translate(-50%, 0%);
}

.logo-link {
    display: flex;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transform-origin: top;
    z-index: 1000;
    scale: 0.5;
}

.title-section-slogan .logo {
    pointer-events: none;
    opacity: 0;
    transform: translate(-50%, -50%) rotate3d(0, 1, 0, 90deg);
    transition: transform 0.5s ease-in, opacity 0.5s ease-in;
    transition-delay: 0s;
}

.title-section-logo .logo {
    pointer-events: auto;
    opacity: 1;
    transform: translate(-50%, -50%) rotate3d(0, 1, 0, 0deg);
    transition: transform 0.5s ease-out, opacity 0.5s ease-out;
    transition-delay: 0.5s;
}

.logo-chevron {
    position: absolute;
    fill: var(--primary);
    height: calc(var(--logo-size) * 0.17);
    bottom: calc(var(--logo-size) * 0.4);
    left: 50%;
    transform: translate(-50%, 0%);
    z-index: 2;
    opacity: 0.15;
    transition: transform 0.5s ease-in-out, opacity 0.5s ease-in-out;
}

.title-section-logo .logo-chevron {
    opacity: 0;
    transform: translate(-50%, calc(var(--logo-size) * 0.4));
}

.title-section-slogan .logo-chevron {
    opacity: 0.15;
    transform: translate(-50%, 0%);
}

.content-section {
    position: absolute;
    width: 100vw;
    top: calc(50vh + var(--logo-size) * 2 + 20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(calc(var(--title-size) * 0.75));
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.product-content-section, .about-content-section, .error-content-section {
    margin-top: calc(var(--logo-size));
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.error-content-section {
    min-height: calc(100vh - var(--logo-size));
}

.about-avatar {
    width: calc(var(--title-size) * 2);
    margin-top: calc(var(--title-size) * 1.5);
    margin-bottom: calc(var(--title-size) * 1.5);
    
    animation: avatarAnimation 0.5s ease-in-out;
}

@keyframes avatarAnimation {
    0% {
        opacity: 0;
        scale: 0.8;
    }
    100% {
        opacity: 1;
        scale: 1;
    }
}

.intro, .product-intro, .contact, .product-slogan, .product-content-intro, .about-intro {
    font-size: calc(var(--title-size) * 0.6);
    text-align: center;
    width: calc(100% - 40px);
    max-width: 60%;
    padding-left: 20px;
    padding-right: 20px;
    margin-top: calc(var(--title-size) * 1.5);
}

.product-content-intro, .about-intro {
    margin-top: 0%;
}

.about-intro {
    margin-bottom: calc(var(--title-size) * 1.5);
    opacity: 0;
    transform: translateY(calc(var(--title-size) * 0.75));
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.about-intro-show {
    opacity: 1;
    transform: translateY(0px);
}

.product-slogan, .intercalculator-line-gradient, .interchem-line-gradient, .scietoday-line-gradient {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: calc(var(--title-size) * 0.8);
    max-width: none;
    line-height: 1.4;
    margin-top: calc(var(--title-size) * 1.5);
    margin-bottom: calc(var(--title-size) * 1.7);
}

.product-slogan {
    animation: productSloganAnimation 0.5s ease-in-out;
}

@keyframes productSloganAnimation {
    0% {
        opacity: 0;
        transform: translateY(calc(var(--title-size) * 0.75));
    }
    100% {
        opacity: 1;
        transform: translateY(0px);
    }
}

.intercalculator-line-gradient, .interchem-line-gradient, .scietoday-line-gradient {
    margin: 0%;
    margin-bottom: calc(var(--title-size) * 0.2);
}

.intercalculator-download-button, .interchem-download-button, .scietoday-download-button {
    text-decoration: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    width: fit-content;
    color: var(--tint);
    padding: calc(var(--title-size) * 0.17) calc(var(--title-size) * 0.2);
    border-radius: calc(var(--title-size) * 0.15);
    border: max(calc(var(--title-size) * 0.02), 1px) solid var(--tint);
    margin-top: calc(var(--title-size) * 0.3);
    font-size: calc(var(--title-size) * 0.3);
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    text-align: center;
    
    transition: text-shadow 0.25s ease-in-out, background-color 0.25s ease-in-out;
}

.interchem-download-button {
    border: max(calc(var(--title-size) * 0.02), 1px) solid var(--interchem-green-1);
    color: var(--interchem-green-1);
}

.scietoday-download-button {
    border: max(calc(var(--title-size) * 0.02), 1px) solid var(--scietoday-blue-1);
    color: var(--scietoday-blue-1);
}

.intercalculator-download-button:hover {
    background-color: var(--tint-transparent-10);
}

.interchem-download-button:hover {
    background-color: var(--interchem-green-transparent-10);
}

.scietoday-download-button:hover {
    background-color: var(--scietoday-blue-transparent-10);
}

.intercalculator-download-button-text, .interchem-download-button-text, .scietoday-download-button-text {
    display: flex;
    align-items: center;
    gap: calc(var(--title-size) * 0.12);
    transition: transform 0.25s ease-in-out;
}

.intercalculator-download-button-icon, .interchem-download-button-icon, .scietoday-download-button-icon {
    fill: var(--tint);
    height: calc(var(--title-size) * 0.27);
}

.scietoday-download-button-icon, .send-email-icon {
    margin-right: calc(var(--title-size) * 0.02);
    height: calc(var(--title-size) * 0.2166390733);
}

.send-email-icon {
    fill: var(--tint);
    margin: 0%;
    height: calc(var(--title-size) * 0.43);
}

.send-email-link {
    -webkit-tap-highlight-color: transparent;
}

.send-email-link:hover .send-email-icon {
    animation: sendEmailArrowAnimation 1.2s infinite ease-in-out;
}

.interchem-download-button-icon {
    fill: var(--interchem-green-1);
}

.scietoday-download-button-icon {
    fill: var(--scietoday-blue-1);
}

.intercalculator-download-button:hover .intercalculator-download-button-icon, .interchem-download-button:hover .interchem-download-button-icon {
    transition: 0.25s ease-in-out;
    animation: downloadArrowAnimation 1.2s infinite ease-in-out;
}

.scietoday-download-button:hover .scietoday-download-button-icon {
    transition: 0.25s ease-in-out;
    animation: redirectArrowAnimation 1.2s infinite ease-in-out;
}

.scietoday-sciedev-badge {
    height: calc(var(--title-size) * 0.5);
    margin-top: calc(var(--title-size) * 0.3);
    margin-bottom: calc(var(--title-size) * 0.2);
}

@keyframes downloadArrowAnimation {
    10% {
        transform: translateY(0px);
        opacity: 1;
    }
    49% {
        transform: translateY(calc(var(--title-size) * 0.3));
        opacity: 0;
    }
    51% {
        transform: translateY(calc(var(--title-size) * -0.3));
        opacity: 0;
    }
    90% {
        transform: translateY(0px);
        opacity: 1;
    }
}

@keyframes redirectArrowAnimation {
    10% {
        transform: translateY(0px);
        opacity: 1;
    }
    49% {
        transform: translateX(calc(var(--title-size) * 0.2)) translateY(calc(var(--title-size) * -0.2));
        opacity: 0;
    }
    51% {
        transform: translateX(calc(var(--title-size) * -0.2)) translateY(calc(var(--title-size) * 0.2));
        opacity: 0;
    }
    90% {
        transform: translateY(0px);
        opacity: 1;
    }
}

@keyframes sendEmailArrowAnimation {
    10% {
        transform: translateY(0px);
        opacity: 1;
    }
    49% {
        transform: translateX(calc(var(--title-size) * 0.3)) translateY(calc(var(--title-size) * -0.3));
        opacity: 0;
    }
    51% {
        transform: translateX(calc(var(--title-size) * -0.3)) translateY(calc(var(--title-size) * 0.3));
        opacity: 0;
    }
    90% {
        transform: translateY(0px);
        opacity: 1;
    }
}

.product-header-image {
    display: flex;
    width: 100%;
    margin-bottom: calc(var(--title-size) * 2);
    animation: productHeaderImageAnimation 0.5s ease-in-out;
}

@keyframes productHeaderImageAnimation {
    0% {
        opacity: 0;
        scale: 1.2;
    }
    100% {
        opacity: 1;
        scale: 1;
    }
}

.intro, .contact {
    padding-bottom: calc(var(--title-size) * 2);
}

.product-intro, .contact {
    margin-top: 0px;
}

.contact {
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.text-intercalculator-orange {
    color: var(--intercalculator-orange);
}

.text-intercalculator-green {
    color: var(--intercalculator-green);
}

.text-intercalculator-pink {
    color: var(--intercalculator-pink);
}

.text-interchem-green-1 {
    color: var(--interchem-green-1);
}

.text-interchem-green-2 {
    color: var(--interchem-green-2);
}

.text-scietoday-blue-1 {
    color: var(--scietoday-blue-1);
}   

.text-scietoday-blue-2 {
    color: var(--scietoday-blue-2);
}

.text-highlight {
    background: linear-gradient(45deg, var(--tint-secondary), var(--tint));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-highlight-intertabs, .text-highlight-intercalculator, .text-highlight-interchem, .text-highlight-scietoday {
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    padding-left: calc(var(--title-size) * 0.08);
    padding-right: calc(var(--title-size) * 0.1);
    margin-right: 2px;
    vertical-align: bottom;
    display: inline-flex;
    align-items: center;
    gap: calc(var(--title-size) * 0.1);
}

.text-highlight-intertabs-icon, .text-highlight-intercalculator-icon, .text-highlight-interchem-icon, .text-highlight-scietoday-icon {
    width: auto;
    height: calc(var(--title-size) * 0.7);
    margin-top: calc(var(--title-size) * 0.1);
}

.text-highlight-intertabs::after, .text-highlight-intercalculator::after, .text-highlight-interchem::after, .text-highlight-scietoday::after {
    content: "";
    position: absolute;
    background-color: var(--intertabs-red);
    width: 100%;
    height: calc(100% - (var(--title-size) * 0.1));
    top: calc((var(--title-size) * 0.1));
    left: 0%;
    opacity: 0.3;
    border-radius: 5px;
    z-index: -1;
    transition: opacity 0.25s ease-in-out;
}

.text-highlight-intertabs:hover::after {
    opacity: 0.5;
}

.text-highlight-intercalculator::after {
    background-color: var(--tint);
    opacity: 0.15;
}

.text-highlight-intercalculator:hover::after {
    opacity: 0.3;
}

.text-highlight-interchem::after {
    background-color: var(--interchem-green-1);
    opacity: 0.15;
}

.text-highlight-interchem:hover::after {
    opacity: 0.3;
}

.text-highlight-scietoday::after {
    background-color: var(--scietoday-blue-1);
    opacity: 0.15;
}

.text-highlight-scietoday:hover::after {
    opacity: 0.3;
}

.product, .product-content-feature {
    overflow: hidden;
    display: flex;
    width: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding-bottom: calc(var(--title-size) * 2);
    opacity: 0;
    transform: translateY(calc(var(--title-size) * 0.75));
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.product-content-feature {
    padding-bottom: calc(var(--title-size) * 1.5);
}

.product-show, .product-content-feature-show {
    opacity: 1;
    transform: translateY(0px);
}

.product-image-wrapper {
    -webkit-tap-highlight-color: transparent;
    width: 60%;
    padding-top: calc(var(--title-size) * 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    transform-style: preserve-3d;
    transform: perspective(1000px);
}

.product-image, .product-content-image {
    width: 100%;
    scale: 1.2;
    transition: scale 0.5s ease-in-out;
}

.product-show .product-image, .product-content-feature-show .product-content-image {
    scale: 1;
}

.product-content-image {
    width: 50%;
    padding-top: calc(var(--title-size) * 0.6);
}

.image-1 {
    position: relative;
}

.image-2 {
    position: absolute;
    top: calc(var(--title-size) * 0.6);
    left: 0;
    transform: scale(0.96) translateZ(calc(var(--title-size) * 0.7));
}

.image-3 {
    position: absolute;
    top: calc(var(--title-size) * 0.6);
    left: 0;
    transform: scale(0.92) translateZ(calc(var(--title-size) * 1.4));
}

.footnote {
    font-size: max(calc(var(--title-size) * 0.27), 14px);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-weight: normal;
    text-align: center;
    color: var(--primary);
    margin-top: calc(var(--title-size) * 0.4);
    opacity: 0;
    transform: translateY(calc(var(--title-size) * 0.75));
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.product-show .footnote {
    opacity: 0.3;
    transform: translateY(0px);
}

.product-download-wrapper {
    width: 60%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--title-size) * 1);
    padding-top: calc(var(--title-size) * 0.8);
    padding-bottom: calc(var(--title-size) * 0.5);
}

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

.product-download-image {
    width: 100%;
    margin-bottom: calc(var(--title-size) * 0.4);
}

.product-download-text {
    font-size: calc(var(--title-size) * 0.5);
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    text-align: center;
}

.product-download-text-version {
    font-size: calc(var(--title-size) * 0.5);
    font-weight: 200;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    text-align: center;
}

.download-badge {
    -webkit-tap-highlight-color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: calc(var(--title-size) * 0.3);
}

.download-badge-image {
    height: calc(var(--title-size) * 0.8);
}

.error-text {
    font-size: calc(var(--title-size));
    font-weight: normal;
    text-align: center;
    width: calc(100% - 40px);
    padding-left: 20px;
    padding-right: 20px;
    padding-top: calc(var(--title-size) * 1.5);
    padding-bottom: calc(var(--title-size) * 1.5);
    margin-top: auto;
    margin-bottom: auto;
}

.footer {
    position: relative;
    width: 100%;
    max-width: 60%;
    padding-bottom: calc(var(--title-size) * 0.4);
    display: flex;
}

.footer-links {
    display: flex;
    flex-direction: column;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.footer-show .footer-links {
    opacity: 1;
}

.footer-link, .footer-copyright {
    position: relative;
    -webkit-tap-highlight-color: transparent;
    text-decoration: none;
    font-size: max(calc(var(--title-size) * 0.27), 14px);
    font-weight: normal;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    text-align: left;
    padding-top: calc(var(--title-size) * 0.1);
    padding-bottom: calc(var(--title-size) * 0.1);
    color: var(--primary);
    opacity: 0.3;
    transition: opacity 0.25s ease-in-out;
}

.footer-link:hover {
    opacity: 0.5;
}

.footer-link::before {
    content: "";
    position: absolute;
    background-color: var(--primary);
    width: calc(var(--title-size) * 0.06);
    height: calc(var(--title-size) * 0.06);
    top: 50%;
    left: calc(var(--title-size) * -0.4);
    transform: translateY(-50%);
    border-radius: 50%;
    opacity: 0;
    transition: 0.25s ease-in-out;
}

.footer-link:hover::before {
    left: calc(var(--title-size) * -0.2);
    opacity: 1;
}

.footer-copyright {
    padding-top: calc(var(--title-size) * 0.2);
    padding-bottom: 0%;
    opacity: 1;
}

.footer-logo-wrapper {
    position: absolute;
    bottom: calc(var(--title-size) * 0.3);
    right: 0;
    display: flex;
}

.footer-logo-link {
    display: flex;
    -webkit-tap-highlight-color: transparent;
}

.footer-logo, .footer-logo-mobile {
    width: 100%;
    max-height: calc(var(--title-size) * 0.9);
    fill: var(--primary);
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.footer-logo-mobile {
    display: none;
    max-height: calc(var(--title-size) * 0.9 * 0.8438657122);
}

.footer-show .footer-logo, .footer-show .footer-logo-mobile {
    opacity: 0.15;
}

@keyframes flipIn {
    from {
        opacity: 0;
        transform: rotate3d(0, 1, 0, 90deg);
    }
    to {
        opacity: 1;
        transform: rotate3d(0, 1, 0, 0deg);
    }
}

.image-normal {
    display: flex;
}

.image-s {
    display: none;
}

.image-ss {
    display: none;
}

@media screen and (max-width: 1000px) {
    :root {
        --title-size: 52.5px;
        --logo-size: 67.375px;
    }

    .intro, .contact, .product-intro, .product-content-intro, .about-intro {
        max-width: 600px;
    }

    .product-content-image {
        width: calc(100% - var(--title-size) * 0.8);
        max-width: 500px;
        padding-left: calc(var(--title-size) * 0.4);
        padding-right: calc(var(--title-size) * 0.4);
    }

    .product-image-wrapper, .product-download-wrapper {
        width: calc(100% - var(--title-size) * 0.8);
        max-width: 600px;
        padding-left: calc(var(--title-size) * 0.4);
        padding-right: calc(var(--title-size) * 0.4);
    }

    .image-2 {
        top: unset;
        transform: scale(0.8971962617) translateZ(calc(var(--title-size) * 0.7));
    }

    .image-3 {
        top: unset;
        transform: scale(0.8598) translateZ(calc(var(--title-size) * 1.4));
    }

    .footer {
        width: calc(100% - var(--title-size) * 0.8);
        max-width: 600px;
        padding-left: calc(var(--title-size) * 0.4);
        padding-right: calc(var(--title-size) * 0.4);
    }

    .footer-logo-wrapper {
        right: calc(var(--title-size) * 0.4);
    }

    .image-normal {
        display: none;
    }
    
    .image-s {
        display: flex;
    }
    
    .image-ss {
        display: none;
    }
}

@media screen and (max-width: 900px) {
    :root {
        --title-size: 51px;
        --logo-size: 65.45px;
    }
}

@media screen and (max-width: 800px) {
    :root {
        --title-size: 49.5px;
        --logo-size: 63.525px;
    }
}

@media screen and (max-width: 700px) {
    :root {
        --title-size: 48px;
        --logo-size: 61.6px;
    }
}

@media screen and (max-width: 638.4px) {
    .image-2 {
        width: calc(100% - var(--title-size) * 0.8);
        padding-left: calc(var(--title-size) * 0.4);
        padding-right: calc(var(--title-size) * 0.4);
        transform: scale(0.957582049) translateZ(calc(var(--title-size) * 0.7));
    }

    .image-3 {
        width: calc(100% - var(--title-size) * 0.8);
        padding-left: calc(var(--title-size) * 0.4);
        padding-right: calc(var(--title-size) * 0.4);
        transform: scale(0.915348681) translateZ(calc(var(--title-size) * 1.4));
    }
}

@media screen and (max-width: 600px) {
    .image-normal {
        display: none;
    }

    .image-s {
        display: none;
    }

    .image-ss {
        display: flex;
    }
}

@media screen and (max-width: 500px) {
    .footer-logo-wrapper {
        bottom: calc(var(--title-size) * 0.4);
    }

    .footer-logo {
        display: none;
    }

    .footer-logo-mobile {
        display: flex;
    }

    .product-download-wrapper {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }

    .product-download {
        width: 80%;
    }
}

.image-light {
    display: flex;
}

.image-dark {
    display: none;
}

@media (prefers-color-scheme: dark) {
    :root {

        --tint-transparent-50: rgba(70, 131, 255, 0.6);
        --tint-transparent-30: rgba(70, 131, 255, 0.4);
        --tint-transparent-10: rgba(70, 131, 255, 0.2);
        --tint-transparent-5: rgba(70, 131, 255, 0.08);
        
        --intertabs-red: rgb(213, 62, 79);
        --interchem-green-transparent-10: rgba(50, 195, 175, 0.2);
        --scietoday-blue-transparent-10: rgba(11, 171, 214, 0.2);

        --primary: white;
        --primary-background: rgb(20, 20, 21);
    }

    .header-background {
        background: linear-gradient(
            to top,
            rgba(20, 20, 21, 0) 0%,
            rgba(20, 20, 21, 0.013) 4.86%,
            rgba(20, 20, 21, 0.049) 9.3%,
            rgba(20, 20, 21, 0.104) 13.5%,
            rgba(20, 20, 21, 0.175) 17.4%,
            rgba(20, 20, 21, 0.259) 21.18%,
            rgba(20, 20, 21, 0.352) 24.72%,
            rgba(20, 20, 21, 0.45) 28.26%,
            rgba(20, 20, 21, 0.55) 31.74%,
            rgba(20, 20, 21, 0.648) 35.28%,
            rgba(20, 20, 21, 0.741) 38.82%,
            rgba(20, 20, 21, 0.825) 42.6%,
            rgba(20, 20, 21, 0.896) 46.5%,
            rgba(20, 20, 21, 0.951) 50.7%,
            rgba(20, 20, 21, 0.987) 55.14%,
            rgb(20, 20, 21) 60%
          );
    }

    .image-light {
        display: none;
    }

    .image-dark {
        display: flex;
    }

    .text-highlight-intercalculator::after {
        opacity: 0.3;
    }
    
    .text-highlight-intercalculator:hover::after {
        opacity: 0.5;
    }
    
    .text-highlight-interchem::after {
        opacity: 0.25;
    }
    
    .text-highlight-interchem:hover::after {
        opacity: 0.45;
    }
    
    .text-highlight-scietoday::after {
        opacity: 0.25;
    }
    
    .text-highlight-scietoday:hover::after {
        opacity: 0.45;
    }
}