zulip/web/styles/portico/hello.css

:root {
    --font-ss3: "Source Sans 3 VF", sans-serif;
    --font-ops: "Open Sans Variable", sans-serif;
    --appshot-1-img-width: 1095px;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    font-family: var(--font-ss3);
    background: hsl(209.4deg 40.2% 50.2%);
    color: hsl(0deg 0% 100%);
    -webkit-tap-highlight-color: transparent;
}

body :target {
    /* Keep elements targeted by URL fragments visible below the
    floating top menu; coordinate the value here with the menu's height. */
    scroll-margin-top: 60px;
}

a {
    text-decoration: none;
    color: inherit;

    &:hover {
        text-decoration: none;
    }
}

ul {
    padding: 0;
    margin: 0;
}

.body-bg {
    position: relative;
    width: 0;
    height: 0;
}

.body-bg__layer {
    position: fixed;
    z-index: -1;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(
        180deg,
        hsl(209deg 45% 58%) 30%,
        hsl(238.4deg 27.9% 26.7%) 70%
    );

    @media (prefers-color-scheme: dark) {
        background: linear-gradient(
            180deg,
            hsl(209deg 55% 40%) 30%,
            hsl(238deg 28% 21%) 70%
        );
    }
}

.portico-hello-page {
    ._full-height-no-scroll {
        height: 100%;
        overflow: hidden;
    }

    & details summary::marker,
    & details summary::-webkit-details-marker {
        display: none;
    }

    & main {
        display: block;
    }

    & a {
        background-color: transparent;
    }

    & img {
        border-style: none;
    }

    .page-wrapper {
        height: 100vh;
        overflow: scroll;
    }

    .screen-1 {
        background: linear-gradient(
            180deg,
            hsl(209deg 45% 58%) 0%,
            hsl(210deg 48% 66%) 100%
        );
        padding-top: 102px;
        padding-bottom: 20px;
        overflow: hidden;
        text-align: center;
    }

    & h1 {
        font-style: normal;
        font-weight: 500;
        font-size: 58px;
        line-height: 110%;
        text-align: center;
        font-family: var(--font-ss3);
        margin: 10px;
        z-index: 5;
    }

    .appshot-1 {
        display: inline-block;
        margin-top: 20px;
        text-align: center;
    }

    .appshot-1__img {
        box-shadow: 0 8px 70px hsl(209deg 100% 31% / 40%);
        border-radius: 10px;
        width: var(--appshot-1-img-width);
        height: auto;
    }

    .cta-buttons {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: 1fr;
        gap: 16px;
        padding-top: 16px;
    }

    .cta-buttons a {
        user-select: none;
        display: inline-block;
        padding: 10px 0 9px;
        text-align: center;
        background: hsl(216deg 70% 47% / 100%);
        border-radius: 5px;
        border: none;
        font-family: var(--font-ops);
        font-style: normal;
        font-weight: 500;
        font-size: 20px;
        line-height: 100%;
        font-feature-settings:
            "pnum" on,
            "lnum" on;
        color: hsl(0deg 0% 100%);
        transition: all 0.8s ease-out;
        cursor: pointer;
    }

    .cta-buttons a:hover {
        transition-duration: 0.1s;
        background: hsl(215.9deg 98.3% 53.3%);
        transform: scale(1.01);
    }

    .cta-buttons a:active {
        transition-duration: 0.1s;
        background: hsl(215.8deg 89.3% 47.8%);
        transform: scale(0.99);
    }

    .cta-desc {
        font-size: 16px;
        font-weight: 400;
        opacity: 0.75;
        padding-top: 4px;
    }

    .client-logos {
        margin-top: 24px;
        display: grid;
        grid-template-columns: repeat(6, 200px);
        grid-template-rows: 100px;
        justify-content: center;
        place-items: center;
    }

    .client-logos div {
        transition: all 0.7s ease-out;
        background-position: center;
    }

    .screen-2,
    .screen-3,
    .screen-4 {
        box-sizing: border-box;
        overflow: hidden;
    }

    .screen-2 {
        height: 740px;
        background: linear-gradient(
            180deg,
            hsl(210deg 48% 66%) 0%,
            hsl(236deg 48% 58%) 100%
        );
    }

    .screen-2__container,
    .screen-3__container,
    .screen-4__container,
    .screen-5__container {
        max-width: 1280px;
        overflow: visible;
        position: relative;
        margin: auto;
        gap: 56px;
    }

    .screen-4__container,
    .screen-2__container {
        display: flex;
        flex-flow: row nowrap;
        align-items: center;
        justify-content: center;
        height: 100%;
    }

    .appshot-2__img {
        height: auto;
        box-shadow: 0 -4px 40px hsl(208deg 70% 22% / 20%);
        border-radius: 10px;
    }

    & h2 {
        font-family: var(--font-ss3);
        font-style: normal;
        color: hsl(0deg 0% 100%);
        font-size: 50px;
        font-weight: 550;
        line-height: 116%;
    }

    & h3 {
        font-family: var(--font-ss3);
        font-style: normal;
        color: hsl(0deg 0% 100%);
        font-size: 42px;
        font-weight: 550;
        line-height: 119%;
        margin: 32px 0 16px;
    }

    .screen-2__header {
        max-width: 600px;
        display: inline-block;
        margin: 0;
    }

    .screen-4__header,
    .screen-5__header {
        margin: 0;
    }

    .screen-2__desc,
    .screen-4__desc {
        max-width: 590px;
        font-family: var(--font-ops);
        font-style: normal;
        font-size: 21px;
        font-weight: 350;
        line-height: 140%;
        color: hsl(0deg 0% 100%);
        margin-top: 20px;
    }

    .screen-4__desc {
        max-width: 630px;
    }

    & em {
        font-style: normal;
        font-weight: 650;
    }

    & i {
        font-style: italic;
        font-weight: 400;
    }

    .quote {
        margin-top: 50px;
        max-width: 590px;
        padding-bottom: 10px;
        display: block;
    }

    .quote__text {
        transition: all 0.5s ease-out;
        font-family: var(--font-ss3);
        font-style: normal;
        font-weight: 400;
        font-size: 21px;
        line-height: 140%;
        position: relative;
        border-radius: 25px 25px 25px 0;
        padding: 20px 24px 18px;
        background: linear-gradient(
            0deg,
            hsl(0deg 0% 100% / 50%) 0%,
            hsl(0deg 0% 100% / 75%) 100%
        );
        color: hsl(233deg 14% 26%);
    }

    .screen-2 .quote__text,
    .screen-3 .quote__text {
        max-width: 580px;
    }

    .quote__text::after {
        content: "";
        display: block;
        position: absolute;
        width: 42px;
        height: 37px;
        bottom: -37px;
        left: 0;
        mask-image: var(--quote-tail-mask);
        transition: all 0.5s ease-out;
        background: linear-gradient(
            0deg,
            hsl(0deg 0% 100% / 49%) 0%,
            hsl(0deg 0% 100% / 49%) 100%
        );
    }

    .quote:hover {
        .quote__text {
            transition-duration: 0.3s;
            box-shadow: 0 8px 36px hsl(208deg 70% 25% / 35%);
            background: linear-gradient(
                0deg,
                hsl(0deg 0% 100% / 65%) 0%,
                hsl(0deg 0% 100% / 80%) 100%
            );
        }

        .quote__text::after {
            transition-duration: 0.3s;
            background: linear-gradient(
                0deg,
                hsl(0deg 0% 100% / 64%) 0%,
                hsl(0deg 0% 100% / 64%) 100%
            );
        }
    }

    .quote:active {
        .quote__text {
            transition-duration: 0.1s;
            box-shadow: 0 0 0 hsl(208deg 70% 25% / 25%);
            background: linear-gradient(
                0deg,
                hsl(0deg 0% 100% / 70%) 0%,
                hsl(0deg 0% 100% / 85%) 100%
            );
        }

        .quote__text::after {
            transition-duration: 0.1s;
            background: linear-gradient(
                0deg,
                hsl(0deg 0% 100% / 69%) 0%,
                hsl(0deg 0% 100% / 69%) 100%
            );
        }
    }

    .screen-2 .quote__text strong {
        color: hsl(233.8deg 65% 52.9%);
        font-weight: 600;
    }

    .quote__source {
        position: relative;
        top: 7px;
        left: 0;
        padding-left: 24px;
        font-family: var(--font-ops);
        font-style: normal;
        font-weight: 350;
        font-size: 18px;
        line-height: 130%;
        color: hsl(0deg 0% 100%);
    }

    .quote__source strong {
        font-family: var(--font-ops);
        font-weight: 550;
        font-style: bold;
    }

    .quote__source i {
        font-family: var(--font-ops);
        font-weight: 350;
        font-style: italic;
    }

    .quote__source a {
        border-bottom: 1px solid hsl(0deg 0% 100% / 50%);
        transition: border 0.4s ease-out;
    }

    .quote__source a:hover {
        border-bottom: 1px solid hsl(0deg 0% 100%);
        transition: none;
    }

    .screen-3 {
        height: 920px;
        background: linear-gradient(
            180deg,
            hsl(236deg 48% 58%) 0%,
            hsl(250deg 50% 54%) 100%
        );

        .screen-3__quotes {
            display: grid;
            max-width: 1120px;
            margin: 30px auto;
            grid-template-columns: 1fr 1fr;
            gap: 24px 28px;
            justify-items: center;
        }

        .screen-3__quotes .quote {
            margin: 0;
        }

        .quote__text {
            line-height: 130%;
        }

        .quote__text strong {
            color: hsl(250deg 70% 60% / 100%);
            font-weight: 600;
        }

        .quote__text h4 {
            margin: 0 0 8px;
            color: hsl(250deg 57% 49% / 100%);
            font-size: 30px;
            font-style: normal;
            font-weight: 600;
            line-height: 110%;
        }
    }

    .screen-3__container {
        padding: 60px 16px;
    }

    .screen-3__header,
    .screen-5__header {
        margin: 0;
        text-align: center;
    }

    .screen-3__subtitle,
    .screen-5__subtitle {
        text-align: center;
        font-size: 28px;
        font-style: normal;
        font-weight: 350;
        line-height: 120%;
        opacity: 0.8;
        margin-top: 4px;
    }

    .screen-4 {
        background: linear-gradient(
            180deg,
            hsl(250deg 50% 54%) 0%,
            hsl(281deg 67% 62%) 100%
        );
    }

    .screen-4__content {
        display: flex;
        gap: 48px;
        align-items: center;
    }

    .switch-diagram {
        flex: 0 1;
    }

    .badges {
        display: flex;
        justify-content: center;
        margin-top: 64px;
        gap: 50px;
        flex-wrap: wrap;
    }

    .screen-2__desc a,
    .screen-4__desc a {
        font-weight: 550;
        border-bottom: 1px solid hsl(0deg 0% 100% / 50%);
        transition: border 0.4s ease-out;
    }

    .screen-2__desc a:hover,
    .screen-4__desc a:hover {
        border-bottom: 1px solid hsl(0deg 0% 100%);
        transition: none;
    }

    .screen-5 {
        background: linear-gradient(
            180deg,
            hsl(281deg 67% 62%) 0%,
            hsl(317deg 45% 32%) 100%
        );
        box-sizing: border-box;
        overflow: hidden;
    }

    .screen-5__container {
        padding: 90px 16px;
    }

    .badge-getapp img,
    .badge-capterra img {
        opacity: 0.9;
        height: 128px;
    }

    .screen-5__cards {
        display: grid;
        max-width: 900px;
        margin: 30px auto;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .card {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        justify-content: flex-start;
        border-radius: 9px;
        border: 2px solid hsl(0deg 0% 100% / 26%);
        background: hsl(0deg 0% 100% / 7%);
        min-height: 80px;
        transition: all 0.2s;
        padding: 12px 16px 14px;

        .card__text {
            width: 100%;
            font-size: 17px;
            font-weight: 400;
            line-height: 140%;
        }

        h4 {
            font-size: 28px;
            font-weight: 550;
            line-height: 32px;
            margin: 0 0 4px;
            position: relative;
        }

        h4::after {
            content: "";
            display: block;
            position: absolute;
            right: 0;
            top: 4px;
            opacity: 0.5;
        }
    }

    .card:hover {
        background: hsl(0deg 0% 100% / 15%);
    }

    /* Dark theme modifications */
    @media (prefers-color-scheme: dark) {
        & body {
            background: hsl(209deg 55% 40%);
        }

        .screen-1 {
            background: linear-gradient(
                180deg,
                hsl(209deg 55% 40%) 0%,
                hsl(209deg 40% 55%) 100%
            );
        }

        .appshot-1__img {
            box-shadow: 0 0 70px hsl(209deg 100% 24%);
        }

        .cta-buttons a {
            background: hsl(216deg 90% 82%);
            color: hsl(216deg 90% 15% / 100%);
            font-weight: 600;
        }

        .cta-desc {
            font-weight: 500;
        }

        .cta-buttons a:hover {
            background: hsl(216deg 90% 90%);
        }

        .cta-buttons a:active {
            background: hsl(216deg 90% 82%);
        }

        .screen-2 {
            background: linear-gradient(
                180deg,
                hsl(209deg 40% 55%) 0%,
                hsl(236deg 47% 50%) 100%
            );
        }

        .appshot-2__img {
            box-shadow: 0 0 40px hsl(233.5deg 100% 18.2% / 50%);
        }

        .screen-3 {
            background: linear-gradient(
                180deg,
                hsl(236deg 47% 50%) 0%,
                hsl(250deg 50% 45%) 99.36%
            );
        }

        .screen-4 {
            background: linear-gradient(
                180deg,
                hsl(250deg 50% 45%) 0%,
                hsl(281deg 68% 55%) 100%
            );
        }

        .screen-5 {
            background: linear-gradient(
                180deg,
                hsl(281deg 68% 55%) 0%,
                hsl(317deg 45% 30%) 100%
            );
        }

        .screen-5 .quote__text {
            background: hsl(255deg 52% 80%);
        }

        & footer {
            background: hsl(238deg 28% 21%);
        }

        .client-logos div {
            opacity: 0.7;
        }
    }

    /* Make sure breakpoints appear sorted so that lower breakpoints always
    override higher ones. */
    @media (width <= 1320px) {
        .client-logos {
            transform: scale(0.8);
        }
    }

    @media (width <= 1311px) {
        .screen-2 {
            height: 768px;
        }

        .appshot-2__img {
            width: 320px;
        }
    }

    @media (width <= 1129px) {
        .appshot-1__img {
            width: calc(var(--appshot-1-img-width) * 0.8);
        }

        .screen-2__container,
        .screen-4__container {
            gap: 32px;
        }

        .switch-diagram {
            max-width: 280px;
            height: auto;
        }
    }

    @media (width <= 1050px) {
        .client-logos {
            transform: scale(1);
            grid-template-columns: repeat(3, 200px);
            grid-template-rows: 100px 100px;
        }

        .screen-2__container,
        .screen-3__container,
        .screen-4__container {
            gap: 16px 24px;
            padding: 0 16px;
        }
    }

    @media (width <= 990px) {
        & h1 {
            font-size: 40px;
        }

        & h2 {
            font-size: 34px;
        }

        & h3 {
            font-size: 28px;
        }

        .screen-3 .screen-3__subtitle,
        .screen-5 .screen-5__subtitle {
            font-size: 24px;
        }
    }

    @media (width <= 940px) {
        .appshot-1 {
            width: auto;
        }

        .appshot-1__img {
            width: auto;
            height: auto;
        }

        .cta-buttons {
            position: static;
            width: 100%;
            margin: 0;
            display: grid;
            grid-template-columns: 1fr;
            grid-template-rows: 1fr 1fr 1fr;
            gap: 8px;
        }

        .cta-buttons a,
        .cta-buttons a:hover,
        .cta-buttons a:active {
            transition: none;
            box-shadow: none;
        }

        .logos {
            height: 44px;
        }

        .screen-2__desc,
        .screen-3__desc,
        .screen-4__desc {
            font-size: 20px;
        }

        .screen-2,
        .screen-3,
        .screen-4 {
            height: auto;
        }

        .screen-2__container,
        .screen-3__container,
        .screen-4__container {
            flex-direction: column;
            padding: 50px 24px;
            height: auto;
            align-items: unset;
        }

        .screen-2__content,
        .screen-4__content {
            transform: scale(1);
            padding: 0;
            max-width: 600px;
            margin: auto;
        }

        .screen-4__content {
            flex-direction: column;
            gap: 16px;
            align-items: flex-start;
        }

        .switch-diagram {
            max-width: 220px;
        }

        .screen-2__header,
        .screen-2__desc,
        .screen-2 .quote__text,
        .screen-3 .quote__text,
        .screen-4__header,
        .screen-4__desc,
        .screen-5__header {
            width: auto;
        }

        .quote {
            margin-top: 24px;
        }

        .quote__text {
            font-size: 20px;
        }

        .quote__source {
            margin-right: 34px;
            font-size: 16px;
            background-position-y: 0;
        }

        .screen-3 .screen-3__quotes {
            margin: 30px auto;
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .screen-5 .screen-5__cards {
            margin: 20px auto;
            grid-template-columns: 1fr;
            gap: 16px;
            max-width: 400px;

            .card {
                min-height: 60px;
            }

            .card__text {
                font-size: 15px;
            }

            h4 {
                font-size: 24px;
                line-height: 26px;
                margin: 0 0 4px;
            }

            h4::after {
                top: 0;
            }
        }

        .appshot-2 {
            width: auto;
            height: auto;
            text-align: center;
            padding: 0 16px;
            margin-top: 50px;
        }

        .appshot-2__img {
            position: static;
            width: 100%;
            height: auto;
            max-width: 375px;
        }

        .badges {
            margin-top: 16px;
        }
    }

    @media (width <= 900px) {
        .client-logos {
            transform: scale(0.86);
        }
    }

    @media (width <= 530px) {
        .client-logos {
            transform: scale(0.6);
            grid-template-columns: repeat(3, 200px);
            grid-template-rows: 100px 100px;
            margin: -29px -500px;
        }
    }

    @media (width <= 400px) {
        .client-logos {
            transform: scale(0.7);
            grid-template-columns: repeat(2, 200px);
            grid-template-rows: 100px 100px 100px;
        }

        .appshot-1 {
            margin: 20px 7px;
        }

        .appshot-2 {
            margin: 30px 7px;
        }

        .appshot-2__img,
        .appshot-1__img {
            /* Let the image change width based on window width */
            width: 100% !important;
        }

        & h1 {
            font-size: 36px;
        }

        .screen-5 .screen-5__cards {
            margin: 10px auto;
            grid-template-columns: 1fr;
            gap: 12px;
            max-width: 320px;

            .card {
                min-height: 50px;
            }

            .card__text {
                font-size: 13px;
                line-height: 120%;
            }

            h4 {
                font-size: 18px;
                line-height: 24px;
                margin: 0;
            }
        }

        .screen-5__quotes .quote {
            width: 320px;
        }

        .screen-5 .quote__text {
            font-size: 18px;
        }
    }
}