/* Port Reference Styles */
.search-row {
    margin-bottom: var(--spacing-md);
}

.search-box {
    position: relative;
}

.search-box svg {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
}

.search-box input {
    padding-left: 3rem;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(0, 255, 65, 0.1);
}

.stats-row {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.port-table {
    overflow-x: auto;
}

.port-table-header {
    display: grid;
    grid-template-columns: 80px 100px 150px 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-input);
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.port-table-body {
    max-height: 500px;
    overflow-y: auto;
}

.port-row {
    display: grid;
    grid-template-columns: 80px 100px 150px 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    transition: background var(--transition-fast);
}

.port-row:hover {
    background: var(--color-bg-input);
}

.port-row:last-child {
    border-bottom: none;
}

.col-port {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--color-primary);
}

.col-protocol {
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.protocol-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
}

.protocol-tag.tcp {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

.protocol-tag.udp {
    background: rgba(168, 85, 247, 0.2);
    color: #a855f7;
}

.protocol-tag.both {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.col-service {
    font-weight: 500;
}

.col-description {
    color: var(--color-text-secondary);
}

.common-badge {
    display: inline-block;
    margin-left: var(--spacing-xs);
    padding: 1px 6px;
    background: var(--color-primary);
    color: var(--color-bg-dark);
    font-size: 0.6rem;
    font-weight: 600;
    border-radius: 10px;
    text-transform: uppercase;
}

@media (max-width: 768px) {

    .port-table-header,
    .port-row {
        grid-template-columns: 60px 80px 1fr;
    }

    .col-description {
        display: none;
    }
}