/* Certificate Header */
.cert-header {
    text-align: center;
    margin-bottom: 3rem;
}

.cert-header h1 {
    font-size: 2.2em;
    margin-bottom: 0.25rem;
}

.cert-role {
    font-size: 1em;
    font-weight: 600;
    color: var(--muted-2);
    margin-bottom: 0.75rem;
}

.cert-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.85em;
}

.cert-contact a {
    color: var(--muted-3);
    text-decoration: none;
    border-bottom: 1px solid rgba(var(--muted-3-rgb), 0.3);
    transition: border-color 0.2s;
}

.cert-contact a:hover {
    border-bottom-color: var(--muted-3);
}

.cert-contact .separator {
    color: #bbb;
}

.cert-contact span:not(.separator) {
    color: var(--muted-2);
}

/* Certificate Cards */
.cert-card {
    background: rgba(var(--fg-rgb), 0.05);
    border: 1px solid rgba(var(--accent-rgb), 0.1);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.cert-card:hover {
    box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.06);
    transform: translateY(-2px);
}

.cert-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.cert-issuer {
    font-size: 1.1em;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.15rem;
}

.cert-title {
    font-size: 0.9em;
    color: var(--text-soft);
    font-weight: 500;
}

.cert-location {
    display: block;
    font-size: 0.8em;
    color: var(--muted);
    margin-top: 0.2rem;
}

.cert-date {
    font-size: 0.8em;
    font-weight: 600;
    color: var(--muted);
    white-space: nowrap;
    flex-shrink: 0;
}

.cert-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(var(--accent-rgb), 0.08);
}

.cert-link {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.78em;
    font-weight: 500;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid rgba(var(--accent-rgb), 0.25);
    border-radius: 4px;
    transition: all 0.2s;
}

.cert-link:hover {
    background: var(--accent);
    color: var(--on-accent);
    border-color: var(--accent);
}

/* Responsive */
@media (max-width: 736px) {
    .cert-card-header {
        flex-direction: column;
        gap: 0.25rem;
    }

    .cert-date {
        order: -1;
    }

    .cert-header h1 {
        font-size: 1.6em;
    }

    .cert-contact {
        font-size: 0.8em;
    }
}

@media (max-width: 480px) {
    .cert-card {
        padding: 1.25rem;
    }

    .cert-links {
        gap: 0.4rem;
    }

    .cert-link {
        font-size: 0.75em;
        padding: 0.25rem 0.6rem;
    }
}