:root {
    --color-bg: #152736;
    --color-text: #bae4fd;
    --color-overlay: rgba(6, 10, 14, 0.65);
}

body {
    min-height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
    font-family: SegoeUI, "Segoe UI", sans-serif;
}

.content {
    text-align: center;
    transform: translateY(-20px);
}

h1 {
    color: var(--color-text);
    font-weight: 100;
}

p {
    color: var(--color-text);
    font-weight: 100;
}

.outline-button {
    margin-top: 12px;
    padding: 6px 14px;
    background-color: var(--color-bg);
    color: var(--color-text);
    border: 2px solid var(--color-text);
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: transform 120ms ease-in-out;
    font-family: SegoeUI, "Segoe UI", sans-serif;
    font-weight: 700;
    text-decoration: none;
    display: inline-block;
}

.outline-button:hover {
    transform: scale(1.06);
}

.outline-button + .outline-button {
    margin-left: 10px;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: var(--color-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 160ms ease-in-out;
    z-index: 10;
}

.modal-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background-color: var(--color-bg);
    border: 2px solid var(--color-text);
    border-radius: 10px;
    padding: 20px 24px;
    width: min(360px, 86vw);
    text-align: center;
    color: var(--color-text);
}

.modal-title {
    margin: 0 0 14px;
    font-weight: 100;
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.modal .outline-button {
    margin-top: 0;
}

.ctrl-only-row {
    margin-top: 12px;
    display: none;
}

.ctrl-hint {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    color: var(--color-text);
    font-weight: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 140ms ease-in-out;
}

body.ctrl-active .ctrl-only-row,
body.ctrl-active .ctrl-hint {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 560px) {
    .content {
        transform: translateY(-10px);
        padding: 24px;
        width: min(540px, 92vw);
    }

    h1 {
        font-size: clamp(28px, 6.4vw, 46px);
        margin: 0 0 8px;
    }

    p {
        font-size: clamp(14px, 3.4vw, 20px);
        margin: 0 0 14px;
    }

    .content .outline-button {
        display: block;
        width: min(280px, 82vw);
        margin-left: auto;
        margin-right: auto;
        padding: 10px 18px;
        font-size: clamp(14px, 3.2vw, 18px);
    }

    .content .outline-button + .outline-button {
        margin-left: auto;
    }

    .ctrl-hint {
        font-size: clamp(12px, 3.2vw, 16px);
    }
}