:root {
    /* DESIGN TOKENS */
    --cb-font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
    --cb-bg: #ffffff;
    --cb-text: #0f172a; /* slate-900 */
    --cb-muted: #475569; /* slate-600 */
    --cb-border: #e2e8f0; /* slate-200 */
    --cb-elev: 0 10px 30px rgba(2, 6, 23, 0.12);
    --cb-radius: 16px;
    --cb-gap: 12px;
    /* PRIMARY (merk-kleur) */
    --cb-primary: #2563eb; /* vervang met jouw merkblauw */
    --cb-primary-contrast: #ffffff;
    /* Ghost/Link */
    --cb-ghost-bg: transparent;
    --cb-ghost-border: #cbd5e1;
    --cb-link: #0ea5e9;
    /* Layout */
    --cb-maxw: min(100%, 980px);
    --cb-card-bg: var(--cb-bg);
}

/* Dark mode (gebruik je eigen tokens indien je dark mode hebt) */
@media (prefers-color-scheme: dark) {
    :root {
        --cb-bg: #0b1220;
        --cb-text: #e5e7eb;
        --cb-muted: #cbd5e1;
        --cb-border: #1f2937;
        --cb-card-bg: #0f172a;
        --cb-elev: 0 10px 30px rgba(0,0,0,0.4);
        --cb-ghost-border: #334155;
        --cb-link: #38bdf8;
    }
}

/* WRAP (fixed bottom) */
.cb-wrap {
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    display: grid;
    place-items: center;
    padding: 16px;
    z-index: 2147483647;
    font-family: var(--cb-font-family);
}

/* CARD */
.cb-card {
    width: var(--cb-maxw);
    background: var(--cb-card-bg);
    color: var(--cb-text);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius);
    box-shadow: var(--cb-elev);
    padding: 16px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
}

.cb-title {
    margin: 0 0 6px;
    font-size: 1rem;
    font-weight: 700;
}

.cb-text {
    margin: 0 0 12px;
    font-size: .95rem;
    color: var(--cb-muted);
    line-height: 1.5;
}

/* GRID met checkboxes */
.cb-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--cb-gap);
    margin: 8px 0 6px;
}

.cb-check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .95rem;
    user-select: none;
}

    .cb-check input {
        inline-size: 18px;
        block-size: 18px;
        accent-color: var(--cb-primary);
    }

/* actions */
.cb-actions {
    display: grid;
    gap: 8px;
    align-content: start;
}

.cb-btn {
    cursor: pointer;
    border-radius: 999px;
    font-weight: 600;
    padding: 10px 16px;
    border: 1px solid transparent;
    transition: transform .05s ease, opacity .2s ease, background .2s ease, border-color .2s ease;
    will-change: transform;
}

    .cb-btn:active {
        transform: translateY(1px);
    }

.cb-btn--primary {
    background: var(--cb-primary);
    color: var(--cb-primary-contrast);
}

    .cb-btn--primary:hover {
        opacity: .95;
    }

.cb-btn--ghost {
    background: var(--cb-ghost-bg);
    border-color: var(--cb-ghost-border);
    color: var(--cb-text);
}

    .cb-btn--ghost:hover {
        background: rgba(148,163,184,.08);
    }

.cb-btn--link {
    background: transparent;
    border-color: transparent;
    color: var(--cb-link);
    text-decoration: none;
    padding-inline: 2px;
}

    .cb-btn--link:hover {
        text-decoration: underline;
    }

.cb-link {
    color: var(--cb-link);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* Responsiveness */
@media (max-width: 640px) {
    .cb-card {
        grid-template-columns: 1fr;
    }

    .cb-actions {
        grid-auto-flow: column;
        justify-content: start;
        overflow-x: auto;
    }

    .cb-grid {
        grid-template-columns: 1fr 1fr;
    }
}