.cert-summary {
    margin-bottom: 1.25rem;
    font-size: .9rem;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem .9rem;
    border: 1px solid var(--border-default);
    border-radius: 999px;
    background: var(--surface-card);
}

.cert-summary span {
    color: var(--blue-600);
    font-weight: 700;
}

.cert-controls {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.search-box {
    flex: 1;
    min-width: 220px;

    position: relative;
}

.search-box input {
    width: 100%;

    background: var(--surface-card);
    border: 2px solid var(--border-default);
    border-radius: 14px;

    padding: 14px 16px 14px 48px;

    color: var(--text-primary);

    font-family: inherit;
    transition: .25s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--blue-400);
}

.search-box i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);

    color: var(--text-secondary);
    font-size: .95rem;
}

.select-box {
    flex: 1;
    min-width: 220px;

    position: relative;
}

.select-box select {
    width: 100%;

    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;

    background: var(--surface-card);

    border: 2px solid var(--border-default);
    border-radius: 14px;

    padding: 14px 45px 14px 16px;

    color: var(--text-primary);

    font-family: inherit;
    transition: .25s;

    cursor: pointer;
}

.select-box select:focus {
    outline: none;
    border-color: var(--blue-400);
}

.select-box i {
    position: absolute;

    right: 18px;
    top: 50%;

    transform: translateY(-50%);

    color: var(--text-secondary);

    pointer-events: none;

    font-size: .8rem;
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.cert-card {
    background: var(--surface-card);
    border: 2px solid var(--border-card);
    border-radius: 22px;
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
    gap: .7rem;
    transition: .3s;
}

.cert-card:hover {
    transform: translateY(-5px);
    border-color: var(--blue-400);
}

.cert-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
}

.cert-issuer {
    color: var(--blue-400);
    font-size: .8em;
    font-weight: 700;
}

.cert-skill {
    color: var(--text-secondary);
    font-size: .85rem;
}

.cert-badge {
    width: max-content;

    padding: 4px 12px;

    border-radius: 999px;

    background: var(--tag-bg);

    border: 1px solid var(--tag-border);

    color: var(--blue-600);

    font-size: .75rem;
}

.cert-actions {
    display: flex;
    gap: .8rem;
    margin-top: auto;
}

.cert-btn {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: .5rem;
    padding: 12px;
    border-radius: 14px;
    font-size: .85rem;
    font-weight: 600;
    text-decoration: none;
    transition: .25s;
}

.cert-view {
    flex: 1;
    background: linear-gradient(135deg,
            var(--blue-600),
            var(--blue-400));
    color: white;
    box-shadow: 0 6px 20px rgba(55, 138, 221, .2);
}

.cert-view:hover {
    transform: translateY(-2px);
}

.cert-download {
    flex: 1;
    background: transparent;
    border: 1px solid var(--border-default);
    color: var(--text-primary);
}

.cert-download:hover {
    border-color: var(--blue-400);
    background: var(--surface-info);
    transform: translateY(-2px);
}

.cert-id {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .4rem .9rem;
    background: var(--surface-info);
    border: 1px solid var(--border-default);
    border-radius: 14px;
    color: var(--text-secondary);
    font-size: .8rem;
    word-break: break-all;
}

.cert-id span {
    font-weight: 600;
}

.cert-id code {
    color: var(--text-primary);
}

.cert-date {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: .82em;
    color: var(--text-secondary);
}

.cert-date i {
    color: var(--blue-400);
    font-size: .85em;
}

.cert-empty {
    grid-column: 1 / -1;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    gap: 1rem;

    padding: 4rem 2rem;

    border: 1px dashed var(--border-default);

    border-radius: 24px;

    background: var(--surface-card);

    text-align: center;
}

.cert-empty i {
    font-size: 2rem;
    color: var(--blue-400);
    opacity: .8;
}

.cert-empty h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--text-primary);
}

.cert-empty p {
    max-width: 420px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.cert-reset {
    margin-top: .5rem;
    padding: 12px 18px;

    border: none;
    border-radius: 14px;

    background: var(--blue-600);
    color: white;

    font-weight: 600;
    cursor: pointer;

    transition: .25s;
}

.cert-reset:hover {
    transform: translateY(-2px);
}