:root {
    --dd-green: #79c41f;
    --dd-navy: #07182b;
    --dd-white: #ffffff;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    overflow: hidden;
    background: #03101f;
    font-family: Arial, Helvetica, sans-serif;
}

.slideshow {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    overflow: hidden;
    color: var(--dd-white);
}

.slide-backgrounds,
.slide-background {
    position: absolute;
    inset: 0;
}

.slide-background {
    background-image: var(--slide-bg);
    background-position: center center;
    background-size: cover;
    opacity: 0;
    transform: scale(1);
    transition: opacity 1500ms ease;
}

.slide-background.is-active {
    opacity: 1;
    animation: demoSlideBackgroundZoom 7600ms ease-out forwards;
}

@keyframes demoSlideBackgroundZoom {
    from {
        transform: scale(1.055);
    }

    to {
        transform: scale(1);
    }
}

.slideshow::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(
        90deg,
        rgba(4, 16, 30, 0.98) 0%,
        rgba(4, 16, 30, 0.91) 26%,
        rgba(4, 16, 30, 0.72) 45%,
        rgba(4, 16, 30, 0.34) 64%,
        rgba(4, 16, 30, 0.08) 84%,
        rgba(4, 16, 30, 0) 100%
    );
}

.slide-content {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    min-height: 100svh;
    padding-top: 3rem;
    padding-bottom: 3rem;
}

.content-column {
    max-width: 720px;
    min-height: calc(100vh - 6rem);
    min-height: calc(100svh - 6rem);
}

.brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 4.25rem;
}

.brand-mark {
    position: relative;
    width: 70px;
    height: 58px;
    flex: 0 0 auto;
    border: 4px solid var(--dd-green);
}

.brand-mark::before,
.brand-mark::after {
    content: "";
    position: absolute;
    border: 4px solid var(--dd-green);
}

.brand-mark::before {
    inset: 10px;
}

.brand-mark::after {
    top: 20px;
    right: 20px;
    left: 20px;
    bottom: 20px;
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
}

.brand-name {
    font-size: 2rem;
    line-height: 1;
    font-weight: 500;
}

.brand-byline {
    margin-top: 0.35rem;
    font-size: 1.15rem;
}

.brand-byline span,
.slide-label,
.quote-mark,
.quote cite {
    color: var(--dd-green);
}

.slide-copy-stack {
    position: relative;
    max-width: 700px;
    min-height: 440px;
}

.slide-copy {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.slide-copy.is-active {
    pointer-events: auto;
}

.slide-copy > * {
    opacity: 0;
    transform: translateX(-32px);
    transition: opacity 900ms ease, transform 1050ms cubic-bezier(0.22, 1, 0.36, 1);
}

.slide-copy.is-active > * {
    opacity: 1;
    transform: translateX(0);
}

.slide-copy.is-active .slide-label {
    transition-delay: 180ms;
}

.slide-copy.is-active .slide-title {
    transition-delay: 300ms;
}

.slide-copy.is-active .slide-text {
    transition-delay: 430ms;
}

.slide-copy.is-active .quote {
    transition-delay: 560ms;
}

.slide-label {
    margin-bottom: 1.5rem;
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: uppercase;
}

.slide-title {
    margin-bottom: 2rem;
    font-size: 5rem;
    line-height: 1;
    font-weight: 400;
    letter-spacing: 0;
}

.slide-text {
    max-width: 620px;
    margin-bottom: 2.5rem;
    font-size: 1.45rem;
    line-height: 1.5;
}

.quote {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    max-width: 620px;
    margin-bottom: 2.5rem;
}

.quote-mark {
    font-size: 4rem;
    line-height: 0.8;
    font-weight: 700;
}

.quote blockquote {
    margin: 0;
    font-size: 1.2rem;
    line-height: 1.45;
    font-style: italic;
}

.quote cite {
    display: block;
    margin-top: 0.75rem;
    font-size: 1rem;
    font-style: normal;
}

.qr-code {
    width: 190px;
    height: 190px;
    padding: 12px;
    border-radius: 0.5rem;
    background: #fff;
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.22);
}

.qr-code img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@media (max-width: 1399.98px) {
    .slide-title {
        font-size: 4.4rem;
    }
}

@media (max-width: 991.98px) {
    body {
        overflow: auto;
    }

    .slideshow::before {
        background: rgba(4, 16, 30, 0.84);
    }

    .slide-content {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }

    .content-column {
        min-height: calc(100vh - 4rem);
        min-height: calc(100svh - 4rem);
    }

    .brand {
        margin-bottom: 3rem;
    }

    .slide-copy-stack {
        min-height: 465px;
    }

    .slide-title {
        font-size: 3.35rem;
    }

    .slide-text {
        font-size: 1.25rem;
    }

    .qr-code {
        width: 150px;
        height: 150px;
    }
}

@media (max-width: 575.98px) {
    .brand-mark {
        width: 58px;
        height: 48px;
        border-width: 3px;
    }

    .brand-mark::before,
    .brand-mark::after {
        border-width: 3px;
    }

    .brand-name {
        font-size: 1.45rem;
    }

    .brand-byline,
    .slide-label {
        font-size: 1rem;
    }

    .slide-copy-stack {
        min-height: 500px;
    }

    .slide-title {
        font-size: 2.55rem;
    }

    .slide-text,
    .quote blockquote {
        font-size: 1.08rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .slide-background,
    .slide-copy > * {
        transform: none;
        animation: none;
        transition: none;
    }
}