.section-certifications {
    padding: 3rem 0;
}

.cert-card {
    border: 1px solid var(--brand-border, #e5e7eb);
    border-radius: 1rem;
    background: var(--brand-surface, #fff);
    box-shadow: 0 10px 30px rgba(0,0,0,.06);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
}

.cert-card__header {
    text-align: center;
    margin-bottom: .75rem;
}

.cert-card__logo {
    height: 56px;
    width: auto;
    object-fit: contain;
    margin-bottom: .5rem;
    filter: saturate(1.05);
}

.cert-card__body {
    color: #2b2f33;
    font-size: .975rem;
    margin-top: .25rem;
}

.cert-card__footer {
    margin-top: auto;
    font-size: .9rem;
    color: #475569;
    border-top: 1px solid rgba(0,0,0,.06);
    padding-top: .9rem;
}

/* Badges unifiés */
.cert-badges {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem .5rem;
    margin: 0 0 .75rem 0;
    padding: 0;
    list-style: none;
}
.badge-chip {
    --badge-bg: #eef2ff;
    --badge-fg: #1e293b;
    --badge-bd: color-mix(in srgb, var(--badge-bg) 70%, #94a3b8);

    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .6rem;
    border-radius: 999px;
    font-size: .82rem;
    font-weight: 700;
    letter-spacing: .2px;
    color: var(--badge-fg);
    background: var(--badge-bg);
    border: 1px solid var(--badge-bd);
    line-height: 1;
    white-space: nowrap;
}
.badge-chip .dot {
    width: .5rem;
    height: .5rem;
    border-radius: 50%;
    background: currentColor;
    opacity: .9;
}

/* Variantes de thème */
.badge--lang  { --badge-bg: #e7f0ff; --badge-fg: #1e40af; }
.badge--sec   { --badge-bg: #e9f7ef; --badge-fg: #166534; }
.badge--safety{ --badge-bg: #fff1f2; --badge-fg: #b91c1c; }
.badge--soft  { --badge-bg: #f1f5f9; --badge-fg: #334155; }

/* Actions */
.cert-actions {
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
}

/* Boutons premium */
.btn-cert {
    --btn-bg: var(--brand-primary, #2d6cdf);
    --btn-fg: #fff;
    --btn-bd: transparent;

    height: 2.25rem;
    padding: 0 .9rem;
    border-radius: .6rem;
    border: 1px solid var(--btn-bd);
    font-weight: 700;
    letter-spacing: .2px;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease, border-color .12s ease, color .12s ease;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(45,108,223,.12);
}
.btn-cert .icon { line-height: 1; font-size: 1rem; }

.btn-cert-primary {
    background: linear-gradient(180deg, color-mix(in srgb, var(--btn-bg) 96%, #ffffff 4%), var(--btn-bg));
    color: var(--btn-fg);
    border-color: color-mix(in srgb, var(--btn-bg) 85%, #000 15%);
}
.btn-cert-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(45,108,223,.18);
    filter: saturate(1.05);
}
.btn-cert-primary:focus-visible {
    outline: none;
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--btn-bg) 28%, transparent);
}

.btn-cert-ghost {
    --ghost-bd: color-mix(in srgb, var(--brand-border, #e5e7eb) 60%, #94a3b8);
    background: #fff;
    color: #1f2937;
    border-color: var(--ghost-bd);
}
.btn-cert-ghost:hover {
    background: color-mix(in srgb, #fff 92%, var(--brand-primary, #2d6cdf));
    border-color: color-mix(in srgb, var(--ghost-bd) 60%, var(--brand-primary, #2d6cdf));
    transform: translateY(-1px);
}
.btn-cert-ghost:focus-visible {
    outline: none;
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--brand-primary, #2d6cdf) 22%, transparent);
}

@media (hover: hover) {
    .cert-card {
        transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .cert-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 16px 40px rgba(0,0,0,.08);
        border-color: color-mix(in srgb, var(--brand-primary, #2d6cdf) 25%, #e5e7eb);
    }
}