dialog {
    margin: auto;
    opacity: 0;
    color: var(--color-text);
    background-color: var(--color-surface);
    transition: opacity var(--duration-base) var(--ease);
    box-shadow: var(--shadow-lg), 0 0 0 100vmax var(--color-backdrop);
    border: none;
    border-radius: var(--radius-lg);
    padding: var(--dialog-padding-y) var(--dialog-padding-x);
    font-size: var(--text-md);
    user-select: none;
    min-width: min(400px, 100% - 1.5rem);
    max-width: calc(100% - 1.5rem);
    max-height: calc(100% - 1.5rem);
    overflow-y: auto;
    overscroll-behavior: contain;
}

dialog[open] {
    opacity: 1;
    transition-duration: var(--duration-slow);
}

@starting-style {
    dialog[open] {
        opacity: 0;
    }
}

dialog:not([open]) {
    pointer-events: none;
}

@supports (overlay: auto) {
    dialog {
        transition: opacity var(--duration-base) var(--ease), overlay var(--duration-base) allow-discrete, display var(--duration-base) allow-discrete;
    }
}

dialog::backdrop {
    background: transparent;
}

.modal-title {
    font-size: var(--text-xl);
    font-weight: var(--font-weight-strong);
    line-height: var(--leading-tight);
    letter-spacing: -0.01em;
    padding-bottom: var(--space-7);
}

.modal-question {
    max-width: 440px;
    line-height: var(--leading-normal);
    overflow-wrap: anywhere;
}

.modal-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    padding-bottom: var(--space-2);
}

.modal-content-secondary {
    display: flex;
    gap: var(--space-5);
}

.modal-content-block {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-5) var(--space-6);
}

.modal-content-block > * {
    min-width: 0;
}

.turn-modal {
    width: 820px;
}

.turn-modal .modal-content-secondary > .modal-content:first-child {
    flex: 1;
    min-width: 0;
}

.turn-modal .modal-content-secondary > .modal-content:last-child {
    flex: none;
    width: 220px;
}

.settings-modal .modal-content-secondary > .modal-content {
    flex: 1 1 0;
    min-width: 0;
}

/* (a <span> in a <label>, which holds only text-level elements) */
.modal-label {
    display: block;
    padding-bottom: var(--space-1);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-strong);
}

/* (room under the toggles, which the footer, sticky, would cover: it is
   drawn over what is under its top; .modal-content has it too) */
.modal-toggles {
    display: grid;
    grid-template-columns: repeat(4, minmax(110px, 1fr));
    gap: var(--space-3);
    padding-bottom: var(--space-2);
}

.modal-toggles > ui-toggle {
    min-width: 0;
}

.modal-footer {
    position: sticky;
    bottom: calc(-1 * var(--dialog-padding-y));
    display: flex;
    justify-content: space-between;
    gap: var(--space-3) var(--space-8);
    margin-bottom: calc(-1 * var(--dialog-padding-y));
    padding: var(--space-7) 0 var(--dialog-padding-y);
    background-color: var(--color-surface);
}

.info-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-2) var(--space-7);
}

.info-list dt {
    font-weight: var(--font-weight-strong);
}

.info-list dd {
    overflow-wrap: anywhere;
    font-variant-numeric: tabular-nums;
}

.modal-about {
    background-color: var(--color-fill);
    padding: var(--space-4) var(--space-6);
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    line-height: var(--leading-normal);
}

.modal-about .release-info {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.modal-about .company {
    font-weight: var(--font-weight-strong);
}

.modal-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.modal-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: var(--control-height);
    padding: 0 calc(var(--control-padding) + var(--space-1));
    background-color: var(--color-accent);
    color: var(--color-on-accent);
    font-size: var(--text-control);
    font-weight: var(--font-weight-strong);
    white-space: nowrap;
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--duration-fast) var(--ease), border-color var(--duration-fast) var(--ease);
}

.modal-button:not(:disabled):is(:hover, :active),
.keyboard .modal-button:focus {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.modal-button:disabled {
    opacity: var(--opacity-disabled);
    cursor: default;
}

.modal-button-secondary {
    background-color: transparent;
    border: var(--border);
    color: var(--color-text);
}

.modal-button-secondary:not(:disabled):is(:hover, :active),
.keyboard .modal-button-secondary:focus {
    background-color: var(--color-fill);
    border-color: var(--color-border-strong);
}

@media (max-width: 760px) {
    .turn-modal .modal-content-secondary {
        flex-direction: column;
    }

    .turn-modal .modal-content-secondary > .modal-content:last-child {
        order: -1;
        width: auto;
    }

    .turn-modal .modal-content-secondary > .modal-content:first-child {
        order: 1;
    }

    .turn-modal .vr {
        margin: 0;
        border-right: none;
        border-bottom: var(--border);
    }
}

@media (max-width: 560px) {
    .modal-title {
        font-size: var(--text-lg);
        padding-bottom: var(--space-5);
    }

    .modal-content {
        gap: var(--space-5);
    }

    .modal-content-secondary {
        flex-direction: column;
    }

    .vr {
        margin: 0;
        border-right: none;
        border-bottom: var(--border);
    }

    .modal-content-block {
        gap: var(--space-4);
    }

    .modal-toggles {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .modal-footer {
        flex-direction: column-reverse;
        padding-top: var(--space-6);
    }

    .modal-button {
        padding: 0 var(--control-padding);
    }

    .modal-controls > .modal-button {
        flex: 1 1 auto;
    }
}