/* RoLeaf OS picker (VirtFusion) — one card per distribution, official logos */
.rl-os-picker {
    --os-accent: var(--rl-primary-600, #16a34a);
    --os-accent-strong: var(--rl-primary-700, #15803d);
    --os-accent-soft: var(--rl-primary-50, #f0fdf4);
    --os-border: var(--rl-gray-200, #e2e5e3);
    --os-border-hover: var(--rl-gray-300, #cfd4d1);
    --os-text: var(--rl-gray-900, #161a17);
    --os-muted: var(--rl-gray-500, #6b716d);
    --os-radius: var(--rl-radius-lg, 0.75rem);
    margin-top: 8px;
}

.rl-os-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 12px;
}

.rl-os-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 84px;
    padding: 14px 16px;
    background: #fff;
    border: 1px solid var(--os-border);
    border-radius: var(--os-radius);
    cursor: pointer;
    transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
    -webkit-user-select: none;
    user-select: none;
}
.rl-os-card:hover {
    border-color: var(--os-border-hover);
    box-shadow: 0 4px 14px -6px rgba(16, 24, 20, .18);
}
.rl-os-card:focus-visible {
    outline: 2px solid var(--os-accent);
    outline-offset: 2px;
}
.rl-os-card.is-selected {
    border-color: var(--os-accent);
    background: var(--os-accent-soft);
    box-shadow: 0 0 0 1px var(--os-accent);
}

.rl-os-logo {
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rl-os-logo img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    display: block;
}
.rl-os-logo.is-wide img {
    width: 48px;
}

.rl-os-body {
    flex: 1 1 auto;
    min-width: 0;
}
.rl-os-name {
    font-family: var(--font-heading, inherit);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.25;
    color: var(--os-text);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: 18px;
}

.rl-os-picker select.rl-os-version {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 30px;
    padding: 0 26px 0 8px;
    font-size: 13px;
    line-height: 28px;
    color: var(--os-muted);
    background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%236b716d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 9px center;
    border: 1px solid var(--os-border);
    border-radius: 6px;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    text-overflow: ellipsis;
    cursor: pointer;
    box-shadow: none;
}
.rl-os-picker select.rl-os-version:focus {
    outline: none;
    border-color: var(--os-accent);
}
.rl-os-card.is-selected select.rl-os-version {
    color: var(--os-accent-strong);
    border-color: color-mix(in oklab, var(--os-accent) 45%, transparent);
}
/* A single version: show it as plain text, not as a dropdown */
.rl-os-picker select.rl-os-version.is-single {
    pointer-events: none;
    background-image: none;
    border-color: transparent;
    background-color: transparent;
    padding-left: 0;
}
.rl-os-card.is-selected select.rl-os-version.is-single {
    border-color: transparent;
}

.rl-os-check {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1.5px solid var(--os-border-hover);
    background: #fff;
    transition: background-color .15s ease, border-color .15s ease;
}
.rl-os-card.is-selected .rl-os-check {
    border-color: var(--os-accent);
    background: var(--os-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='8' viewBox='0 0 10 8'%3E%3Cpath d='M1 4l2.8 2.8L9 1.2' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat center;
}

@media (max-width: 575.98px) {
    .rl-os-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .rl-os-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 12px;
    }
    .rl-os-logo {
        flex-basis: auto;
        width: 40px;
        height: 40px;
    }
    .rl-os-logo img {
        width: 38px;
        height: 38px;
    }
    .rl-os-body {
        width: 100%;
    }
    .rl-os-name {
        font-size: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .rl-os-card, .rl-os-check { transition: none; }
}