:root {
    color-scheme: dark;

    --bg: #07090d;
    --panel: #0d1118;
    --panel2: #111722;
    --line: #202838;

    --text: #f5f7fb;
    --muted: #8d98aa;

    --blue: #3979ff;
    --blue2: #75a0ff;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(
            circle at 50% 0%,
            #13213e 0,
            #07090d 34rem
        );
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

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

.nav {
    height: 76px;
    padding: 0 max(24px, calc((100% - 1180px) / 2));
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,.07);
    background: rgba(7,9,13,.78);
}

.brand {
    display: flex;
    gap: 12px;
    align-items: center;
}

.brand strong {
    display: block;
    font-size: 17px;
}

.brand small {
    display: block;
    margin-top: 2px;
    color: var(--muted);
    font-size: 9px;
    letter-spacing: 1.5px;
}

.logo {
    width: 39px;
    height: 39px;
    border-radius: 11px;

    display: grid;
    place-items: center;

    background: var(--blue);
    font-size: 20px;
    font-weight: 900;

    box-shadow:
        0 0 30px rgba(57,121,255,.25);
}

nav {
    display: flex;
    gap: 25px;
    align-items: center;
}

nav a {
    color: #aab2c0;
    font-size: 14px;
}

button,
.secondary {
    border-radius: 9px;
    padding: 11px 17px;
    border: 1px solid var(--line);
    font: inherit;
    font-weight: 700;
}

button {
    background: var(--blue);
    color: white;
    border-color: transparent;
}

button:disabled {
    opacity: .65;
}

.hero {
    max-width: 900px;
    margin: auto;
    padding: 135px 24px 150px;
    text-align: center;
}

.badge,
.section-title > span,
.security > span {
    color: var(--blue2);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.6px;
}

.hero h1 {
    max-width: 800px;
    margin: 23px auto;

    font-size: clamp(45px, 7vw, 78px);
    line-height: .99;
    letter-spacing: -4px;
}

.hero h1 span {
    color: #7fa6ff;
}

.hero p {
    max-width: 650px;
    margin: 0 auto;
    color: var(--muted);
    line-height: 1.8;
    font-size: 17px;
}

.actions {
    margin-top: 35px;
    display: flex;
    justify-content: center;
    gap: 12px;
}

.secondary {
    background: rgba(255,255,255,.035);
}

.section {
    max-width: 1180px;
    margin: auto;
    padding: 90px 24px 130px;
}

.section-title {
    max-width: 620px;
    margin-bottom: 45px;
}

.section-title h2,
.security h2 {
    font-size: 39px;
    margin: 12px 0;
    letter-spacing: -1.5px;
}

.section-title p,
.security p {
    color: var(--muted);
    line-height: 1.7;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.card {
    min-height: 220px;
    padding: 27px;
    border: 1px solid var(--line);
    border-radius: 14px;

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,.035),
            rgba(255,255,255,.012)
        );
}

.card:hover {
    border-color: #34425b;
}

.icon {
    width: 43px;
    height: 43px;

    display: grid;
    place-items: center;

    background: rgba(57,121,255,.12);
    border: 1px solid rgba(57,121,255,.22);
    border-radius: 10px;
}

.card h3 {
    margin: 25px 0 9px;
}

.card p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
    font-size: 14px;
}

.security {
    max-width: 900px;
    margin: 20px auto 120px;
    padding: 75px 45px;

    text-align: center;

    border: 1px solid var(--line);
    border-radius: 18px;

    background:
        radial-gradient(
            circle at 50% 100%,
            rgba(57,121,255,.15),
            transparent 65%
        ),
        var(--panel);
}

.security p {
    max-width: 620px;
    margin: auto;
}

footer {
    min-height: 100px;
    padding: 30px;

    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;

    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
}

footer strong {
    color: white;
}

@media (max-width: 800px) {
    nav a {
        display: none;
    }

    nav button {
        display: none;
    }

    .hero {
        padding-top: 90px;
    }

    .hero h1 {
        letter-spacing: -2px;
    }

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

    .actions {
        flex-direction: column;
    }
}