:root {
    --blue:#05215f;
    --teal:#008b84;
    --green:#24944a;
    --gold:#d4a82d;
    --ink:#101828;
    --muted:#5b6577;
    --soft:#eef8fc;
    --white:#ffffff;
    --shadow:0 20px 60px rgba(5,33,95,.14);
    --radius:26px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter,Segoe UI,Roboto,Arial,sans-serif;
    color: var(--ink);
    background: linear-gradient(135deg,#fff 0%,#f4fbff 48%,#e7f5fb 100%);
}

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

img {
    max-width: 100%;
    display: block;
}

.page-shell {
    min-height: 100vh;
    overflow: hidden;
    position: relative;
    background: radial-gradient(circle at 72% 18%,rgba(0,139,132,.13),transparent 24%), radial-gradient(circle at 95% 76%,rgba(5,33,95,.18),transparent 22%);
}

.site-header {
    /*width: min(1180px,calc(100% - 40px));*/
    margin: 0 auto;
    padding: 26px 50px 10px;
    display: grid;
    grid-template-columns: 310px 1fr auto;
    gap: 22px;
    align-items: center;
    position: relative;
    z-index: 20;
}

.brand img {
    width: 310px;
    height: auto;
}

.main-nav {
    display: flex;
    justify-content: center;
    gap: 34px;
    align-items: center;
    font-weight: 800;
    font-size: 13px;
    text-transform: uppercase;
    color: #071845;
}

    .main-nav a {
        padding: 10px 0;
        position: relative;
        white-space: nowrap;
    }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 2px;
            height: 3px;
            background: var(--teal);
            border-radius: 99px;
            transform: scaleX(0);
            transition: .25s ease;
        }

        .main-nav a:hover::after, .main-nav a.active::after {
            transform: scaleX(1);
        }

.email-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 13px 18px;
    border-radius: 999px;
    background: var(--blue);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(5,33,95,.22);
    white-space: nowrap;
}

    .email-pill svg, .notify-form svg {
        width: 19px;
        height: 19px;
        fill: currentColor;
    }

.nav-toggle {
    display: none;
    background: var(--blue);
    border: 0;
    border-radius: 12px;
    width: 48px;
    height: 42px;
    padding: 10px;
    cursor: pointer;
}

    .nav-toggle span {
        display: block;
        height: 2px;
        background: #fff;
        margin: 5px 0;
        border-radius: 99px;
    }

.hero {
    /*width: min(1180px,calc(100% - 40px));*/
    margin: 15px auto 0;
    padding:0 50px;
    min-height: 620px;
    display: grid;
    grid-template-columns: 46% 54%;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-copy {
    padding: 25px 0 70px;
    position: relative;
    z-index: 6;
    text-align: center;
    max-width: 520px;
}

.eyebrow {
    color: var(--blue);
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 52px;
}

h1 {
    margin: 0;
    text-transform: uppercase;
    line-height: .95;
    letter-spacing: .02em;
    font-weight: 900;
    font-size: clamp(58px,7.4vw,96px);
}

    h1 span {
        display: block;
        color: var(--blue);
    }

    h1 strong {
        display: block;
        color: var(--teal);
        font-weight: 900;
    }

.divider {
    margin: 28px auto 24px;
    width: 280px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

    .divider::before, .divider::after {
        content: "";
        height: 2px;
        background: var(--blue);
        flex: 1;
        opacity: .85;
    }

    .divider span {
        width: 14px;
        height: 14px;
        border-radius: 4px;
        background: var(--teal);
        margin: 0 18px;
        transform: rotate(45deg);
    }

.intro {
    font-size: 20px;
    line-height: 1.42;
    max-width: 460px;
    margin: 0 auto 26px;
    color: #161b25;
    font-weight: 500;
}

.notify-card h2 {
    margin: 0;
    color: var(--teal);
    letter-spacing: .12em;
    text-transform: uppercase;
    font-size: 22px;
    font-weight: 900;
}

.notify-card p {
    margin: 8px 0 23px;
    font-size: 20px;
    font-weight: 600;
    color: #121926;
}

.notify-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
    align-items: center;
    position: relative;
    max-width: 455px;
    margin: 0 auto;
}

.input-icon {
    position: absolute;
    left: 19px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--teal);
    z-index: 1;
}

.notify-form input {
    width: 100%;
    height: 52px;
    border: 0;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 5px 18px rgba(16,24,40,.16);
    font-size: 15px;
    padding: 0 18px 0 60px;
    outline: none;
    color: #182033;
}

    .notify-form input:focus {
        box-shadow: 0 0 0 4px rgba(0,139,132,.14),0 5px 18px rgba(16,24,40,.16);
    }

.notify-form button {
    height: 52px;
    border: 0;
    border-radius: 18px;
    background: linear-gradient(135deg,var(--teal),#029b90);
    color: #fff;
    text-transform: uppercase;
    font-weight: 900;
    padding: 0 27px;
    cursor: pointer;
    box-shadow: 0 12px 25px rgba(0,139,132,.25);
    transition: .2s ease;
}

    .notify-form button:hover {
        transform: translateY(-1px);
    }

.hero-visual {
    position: absolute;
    inset: 0 0 72px 43%;
    z-index: 1;
    overflow: visible;
    pointer-events: none;
}

.lab-bg {
    position: absolute;
    right: -44px;
    bottom: -107px;
    /*top: 0;*/
    width: 690px;
    /*height: 635px;
    object-fit: cover;*/
    object-position: center;
    border-radius: 0 0 0 70px;
    filter: saturate(1.05);
    mix-blend-mode: multiply;
    opacity: .92;
    mask-image: linear-gradient(90deg,transparent 0%,#000 16%,#000 100%);
    -webkit-mask-image: linear-gradient(90deg,transparent 0%,#000 16%,#000 100%);
}

/*.hero-visual::after {
    content: "";
    position: absolute;
    right: -150px;
    bottom: -140px;
    width: 655px;
    height: 360px;
    border-radius: 58% 0 0 0;
    background: linear-gradient(135deg,#082767,#061c51 58%,#03133b);
    box-shadow: inset 0 35px 90px rgba(0,157,215,.26);
}*/

.arc {
    position: absolute;
    right: -90px;
    bottom: -25px;
    width: 760px;
    height: 390px;
    border-radius: 60% 0 0 0;
    border-top: 10px solid;
    transform: rotate(-9deg);
    z-index: 3;
}

.arc-gold {
    border-color: var(--gold);
    bottom: -8px;
}

.arc-green {
    border-color: var(--teal);
    bottom: -38px;
    width: 720px;
}

.molecule, .molecule::before, .molecule::after {
    position: absolute;
    border: 1px solid rgba(255,255,255,.6);
    border-radius: 50%;
}

.molecule {
    width: 210px;
    height: 140px;
    right: 270px;
    top: 48px;
    opacity: .65;
    background: radial-gradient(circle at 20% 20%,rgba(255,255,255,.55),transparent 8px);
}

    .molecule::before {
        content: "";
        width: 120px;
        height: 84px;
        right: -95px;
        top: 35px;
    }

    .molecule::after {
        content: "";
        width: 155px;
        height: 105px;
        left: -110px;
        top: 80px;
    }

.molecule-two {
    right: -10px;
    top: 78px;
    transform: scale(.84);
    opacity: .5;
}

.features {
    width: 100%;
    position: relative;
    z-index: 5;
    margin-top: -40px;
    padding: 28px max(40px,calc((100vw - 1180px)/2)) 28px;
    display: grid;
    grid-template-columns: repeat(4,1fr);
    gap: 0;
    background: #fff;
    border-radius: 0 70px 0 0;
    box-shadow: 0 -10px 35px rgba(5,33,95,.06);
}

.feature-card {
    display: grid;
    grid-template-columns: 78px 1fr;
    gap: 15px;
    align-items: center;
    padding: 0 24px;
    min-height: 98px;
    border-right: 1px solid #d4d8df;
}

    .feature-card:last-child {
        border-right: 0;
    }

.feature-icon {
    width: 62px;
    height: 62px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    color: #fff;
    clip-path: polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%);
}

    .feature-icon svg {
        width: 34px;
        height: 34px;
        fill: currentColor;
    }

    .feature-icon.chemistry, .feature-icon.sustainable {
        background: linear-gradient(145deg,var(--teal),var(--green));
    }

    .feature-icon.quality, .feature-icon.customers {
        background: linear-gradient(145deg,#083574,var(--blue));
    }

.feature-card h3 {
    margin: 0 0 6px;
    color: var(--blue);
    text-transform: uppercase;
    font-size: 16px;
    line-height: 1.05;
    font-weight: 900;
}

.feature-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.25;
    color: #262d3b;
    font-weight: 500;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

@media (max-width:1080px) {
    .site-header {
        grid-template-columns: 240px auto auto;
    }

    .brand img {
        width: 240px;
    }

    .main-nav {
        gap: 18px;
        font-size: 12px;
    }

    .email-pill {
        padding: 11px 14px;
        font-size: 13px;
    }

    .hero {
        grid-template-columns: 50% 50%;
    }

    .features {
        grid-template-columns: repeat(2,1fr);
        border-radius: 34px 34px 0 0;
        margin-top: 10px;
    }

    .feature-card {
        border-bottom: 1px solid #d4d8df;
    }

        .feature-card:nth-child(2) {
            border-right: 0;
        }

        .feature-card:nth-child(3), .feature-card:nth-child(4) {
            border-bottom: 0;
        }
}

@media (max-width:820px) {
    .site-header {
        width: calc(100% - 28px);
        grid-template-columns: 1fr auto;
        gap: 12px;
        padding:26px 0 10px;
    }

    .brand img {
        width: 250px;
    }

    .nav-toggle {
        display: block;
    }

    .main-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 90px;
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        background: #fff;
        border-radius: 20px;
        padding: 14px 22px;
        box-shadow: var(--shadow);
    }

        .main-nav.open {
            display: flex;
        }

        .main-nav a {
            width: 100%;
            padding: 14px 0;
            border-bottom: 1px solid #edf0f4;
        }

    .email-pill {
        grid-column: 1/3;
        justify-self: start;
    }

    .hero {
        width: calc(100% - 28px);
        display: block;
        min-height: 0;
        margin-top: 10px;
        padding:0;
    }

    .hero-copy {
        max-width: 100%;
        padding: 25px 0 35px;
    }

    .eyebrow {
        margin-bottom: 26px;
    }

    .hero-visual {
        position: relative;
        inset: auto;
        height: 390px;
        margin-top: -5px;
    }

    .lab-bg {
        right: -120px;
        top: 0;
        width: 720px;
        height: 390px;
        border-radius: 34px;
        mask-image: linear-gradient(90deg,rgba(0,0,0,.25),#000 38%);
        -webkit-mask-image: linear-gradient(90deg,rgba(0,0,0,.25),#000 38%);
    }

    .hero-visual::after {
        right: -220px;
        bottom: -120px;
        width: 540px;
        height: 250px;
    }

    .arc {
        right: -135px;
        bottom: 10px;
        width: 570px;
        height: 260px;
    }

    .arc-green {
        bottom: -12px;
        width: 545px;
    }

    .features {
        grid-template-columns: 1fr;
        padding: 18px 20px;
    }

    .feature-card {
        border-right: 0 !important;
        border-bottom: 1px solid #d4d8df !important;
        padding: 18px 4px;
    }

        .feature-card:last-child {
            border-bottom: 0 !important;
        }

    .molecule {
        display: none;
    }
}

@media (max-width:520px) {
    .brand img {
        width: 205px;
    }

    .email-pill {
        font-size: 12px;
        padding: 10px 13px;
    }

    .main-nav {
        top: 78px;
    }

    .hero-copy {
        text-align: center;
    }

    .eyebrow {
        font-size: 13px;
    }

    .intro, .notify-card p {
        font-size: 17px;
    }

    .divider {
        width: 215px;
    }

    .notify-form {
        grid-template-columns: 1fr;
    }

        .notify-form button {
            width: 100%;
        }

    .hero-visual {
        height: 320px;
    }

    .lab-bg {
        right: -35px;
        height: 365px;
        width: 650px;
    }

    .hero-visual::after {
        right: -275px;
        bottom: -120px;
    }

    .arc {
        right: -205px;
        width: 530px;
        height: 220px;
    }

    .feature-card {
        grid-template-columns: 68px 1fr;
    }

    .feature-icon {
        width: 56px;
        height: 56px;
    }

    h1 {
        font-size: 50px;
    }
    .input-icon{
        top: 25%;
    }
}