* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    height: 100%;
}

body {
    min-height: 100vh;
    background:
        linear-gradient(
            180deg,
            #ffffff 0%,
            #f8fafc 100%
        );

    font-family:
        Arial,
        Helvetica,
        sans-serif;

    color: #111827;
}

.container {

    width: 100%;
    max-width: 900px;

    min-height: 100vh;

    margin: 0 auto;
    padding: 24px;

    display: flex;
    flex-direction: column;

    justify-content: center;
    align-items: center;

    text-align: center;
}

.logo {
    width: 90px;
    margin-bottom: 16px;
}

.badge {

    padding: 8px 16px;

    border-radius: 999px;

    background: #eff6ff;
    color: #2563eb;

    font-size: 13px;
    font-weight: 700;

    margin-bottom: 20px;
}

h1 {

    font-size: 3.2rem;
    font-weight: 800;

    line-height: 1.1;

    max-width: 800px;

    margin-bottom: 18px;
}

.description {

    max-width: 680px;

    font-size: 18px;
    line-height: 1.7;

    color: #6b7280;

    margin-bottom: 28px;
}

.launch-box {

    margin-bottom: 28px;
}

.launch-label {

    display: block;

    font-size: 14px;
    color: #6b7280;

    margin-bottom: 8px;
}

.launch-date {

    font-size: 2rem;
    font-weight: 800;

    color: #2563eb;

    margin-bottom: 10px;
}

.launch-text {

    color: #6b7280;
    font-size: 15px;
}

.countdown {

    display: flex;
    justify-content: center;
    gap: 14px;

    flex-wrap: nowrap;
}

.card {

    width: 120px;

    padding: 18px;

    background: white;

    border-radius: 16px;

    border: 1px solid #e5e7eb;

    box-shadow:
        0 8px 25px rgba(0,0,0,0.04);
}

.card span {

    display: block;

    font-size: 2rem;
    font-weight: 800;

    margin-bottom: 6px;
}

.card small {

    color: #6b7280;
    font-size: 13px;
}

footer {

    margin-top: 30px;

    color: #9ca3af;
    font-size: 13px;
}

@media (max-width: 768px) {

    .container {
        padding: 20px;
    }

    h1 {
        font-size: 2rem;
    }

    .description {
        font-size: 15px;
        line-height: 1.6;
    }

    .launch-date {
        font-size: 1.5rem;
    }

    .countdown {
        gap: 8px;
    }

    .card {

        width: 72px;

        padding: 12px;
    }

    .card span {
        font-size: 1.3rem;
    }

    .card small {
        font-size: 11px;
    }

    .logo {
        width: 70px;
    }
}

@media (max-width: 420px) {

    h1 {
        font-size: 1.7rem;
    }

    .description {
        font-size: 14px;
    }

    .card {
        width: 65px;
    }
}