* {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    color: #ffffff;
    background:
        radial-gradient(
            circle at top,
            #0b3767,
            #03142c 50%,
            #010711
        );
    font-family:
        Arial,
        Helvetica,
        sans-serif;
}

.maintenance-shell {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 24px;
}

.maintenance-card {
    width: min(610px, 100%);
    padding: 38px;
    border: 1px solid rgba(0, 181, 255, 0.3);
    border-radius: 24px;
    background:
        linear-gradient(
            180deg,
            rgba(8, 42, 82, 0.96),
            rgba(2, 17, 40, 0.98)
        );
    box-shadow:
        0 30px 90px rgba(0, 0, 0, 0.48);
    text-align: center;
}

.maintenance-icon {
    position: relative;
    display: grid;
    width: 86px;
    height: 86px;
    place-items: center;
    margin: 0 auto 24px;
    border: 1px solid rgba(255, 212, 81, 0.34);
    border-radius: 24px;
    background: rgba(93, 64, 7, 0.3);
}

.maintenance-icon span {
    width: 42px;
    height: 10px;
    border-radius: 999px;
    background: #ffd451;
    transform: rotate(-45deg);
}

.maintenance-icon i {
    position: absolute;
    width: 14px;
    height: 42px;
    border-radius: 999px;
    background: #ffd451;
    transform: rotate(-45deg);
}

.maintenance-kicker {
    color: #73ccff;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 2px;
}

h1 {
    margin: 14px 0 12px;
    font-size: clamp(30px, 6vw, 48px);
    line-height: 1.12;
}

p {
    margin: 0 auto;
    max-width: 510px;
    color: #a9bfd8;
    font-size: 16px;
    line-height: 1.75;
}

.maintenance-estimate {
    display: inline-grid;
    gap: 5px;
    margin-top: 24px;
    padding: 12px 18px;
    border: 1px solid rgba(88, 229, 164, 0.27);
    border-radius: 12px;
    background: rgba(10, 88, 57, 0.2);
}

.maintenance-estimate span {
    color: #88a8bf;
    font-size: 10px;
    font-weight: 900;
}

.maintenance-estimate strong {
    color: #58e5a4;
    font-size: 15px;
}

.maintenance-progress {
    position: relative;
    width: 100%;
    height: 8px;
    overflow: hidden;
    margin: 28px 0 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
}

.maintenance-progress i {
    position: absolute;
    inset: 0 auto 0 0;
    width: 38%;
    border-radius: inherit;
    background:
        linear-gradient(
            90deg,
            #73ccff,
            #58e5a4
        );
    animation:
        maintenanceMove
        1.8s ease-in-out
        infinite alternate;
}

small {
    color: #6f8da9;
    font-size: 11px;
}

@keyframes maintenanceMove {
    from {
        transform: translateX(-15%);
    }

    to {
        transform: translateX(180%);
    }
}

@media (max-width: 560px) {
    .maintenance-shell {
        padding: 14px;
    }

    .maintenance-card {
        padding: 28px 20px;
        border-radius: 18px;
    }

    p {
        font-size: 14px;
    }
}
