* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
}

body {
    min-height: 100vh;
    color: #d8dee9;
    background: #1b1d25;
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;
}

.x9-shell {
    display: flex;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.x9-box {
    width: min(100%, 360px);
    padding: 28px 22px;
    border: 1px solid rgba(216, 222, 233, 0.10);
    border-radius: 14px;
    background: rgba(38, 41, 54, 0.92);
    text-align: center;
}

.x9-dot {
    width: 11px;
    height: 11px;
    margin: 0 auto 17px;
    border-radius: 50%;
    background: #f08db5;
    box-shadow: 0 0 15px rgba(240, 141, 181, 0.72);
    animation: x9-pulse 1s ease-in-out infinite;
}

.x9-box h1 {
    margin: 0;
    color: #eceff4;
    font-size: 20px;
    font-weight: 700;
}

.x9-box p {
    margin: 12px 0 0;
    color: #a9b0bf;
    font-size: 13px;
    line-height: 1.7;
}

.x9-box button {
    width: 100%;
    margin-top: 18px;
    padding: 11px 15px;
    border: 0;
    border-radius: 9px;
    color: #ffffff;
    background: linear-gradient(135deg, #ff6fa8, #df87b0);
    cursor: pointer;
    font-size: 14px;
    font-weight: 700;
}

.x9-box button:disabled {
    cursor: not-allowed;
    opacity: 0.58;
}

.x9-error {
    position: fixed;
    right: 15px;
    bottom: 15px;
    left: 15px;
    padding: 12px;
    border-radius: 9px;
    color: #ffffff;
    background: rgba(180, 65, 86, 0.95);
    text-align: center;
    font-size: 13px;
}

@keyframes x9-pulse {
    0%,
    100% {
        opacity: 0.45;
        transform: scale(0.85);
    }

    50% {
        opacity: 1;
        transform: scale(1.18);
    }
}